All Java Solutions on Gang of Coders

Total of 10430 Java Solutions

Java how to replace 2 or more spaces with single space in string and delete leading and trailing spaces

Java Regex String Replace

How are Anonymous inner classes used in Java?

Java Anonymous Class Anonymous Inner-Class

How to decompile a whole Jar file?

Java Jar Decompiler

Is it better practice to use String.format over string Concatenation in Java?

Java String Concatenation string.format

JSP tricks to make templating easier?

Java Jsp Inheritance Templates Tags

Convert String to double in Java

Java String Casting Double Type Conversion

Explicitly calling a default method in Java

Java Inheritance Interface Java 8 Default Method

Best implementation for hashCode method for a collection

Java Hash Equals Hashcode

Should methods in a Java interface be declared with or without a public access modifier?

Java Interface Coding Style Public Method

How to flatmap a stream of streams in Java?

Java Java 8 Java Stream

What is the solution for the N+1 issue in JPA and Hibernate?

Java Hibernate Jpa Design Patterns Orm

Android 6.0 open failed: EACCES (Permission denied)

Java Android Android 6.0-Marshmallow

Why does a Java Compiler not produce an unreachable statement error for an unreachable then statement?

Java If Statement Unreachable Code Unreachable Statement

getServletConfigClasses() vs getRootConfigClasses() when extending AbstractAnnotationConfigDispatcherServletInitializer

Java Spring Spring Mvc Configuration Component Scan

In Java 8, why were Arrays not given the forEach method of Iterable?

Java Arrays Foreach Java 8 Javac

Java.nio: most concise recursive directory delete

Java Directory Nio Delete File

Null safe date comparator for sorting in Java 8 Stream

Java Java 8 Java Stream

Java 8 - omitting tedious collect method

Java Java 8 Java Stream

AWS lambda and Java concurrency

Java Multithreading Amazon Web-Services Concurrency Aws Lambda

SSLHandShakeException No Appropriate Protocol

Java Ssl Bufferedreader

Why @Nonnull annotation checked at runtime?

Java Intellij Idea Non Nullable

mock nested method calls using mockito

Java Methods Junit Mocking Mockito

How can I serve static html from spring boot?

Java Spring Boot

JDK9: An illegal reflective access operation has occurred. org.python.core.PySystemState

Java Java 9 Java Module

Java 9 + maven + junit: does test code need module-info.java of its own and where to put it?

Java Maven Junit Java 9 Java Module

Why was org.apache.common.lang3 StringEscapeUtils deprecated?

Java Apache Commons Apache Commons-Lang Apache Commons-Lang3

Difference between junit-jupiter-api and junit-jupiter-engine

Java Junit Junit5

Clarification of meaning new JVM memory parameters InitialRAMPercentage and MinRAMPercentage

Java Docker Jvm

Spring Security Configuration - HttpSecurity vs WebSecurity

Java Spring Boot Spring Security

Are Java records intended to eventually become value types?

Java Java 14 Java Record

Lombok's access to jdk.compiler's internal packages incompatible with Java-16

Java Maven Lombok Incompatibility Java 16

Static Analysis tool recommendation for Java?

Java Static Analysis

How to perform string Diffs in Java?

Java Diff

Why can't I use a type argument in a type parameter with multiple bounds?

Java Generics Constraints

C# equivalent to java's wait and notify?

C#Java Multithreading

What can you not do on the Dalvik VM (Android's VM) that you can in Sun VM?

Java Android Jvm Dalvik

Why would one mark local variables and method parameters as "final" in Java?

Java Final

Java toString() using reflection?

Java Performance Reflection Tostring

How do I encode URI parameter values?

Java Url Rest Urlencode Rfc2396

Implement Mixin In Java?

Java Mixins

How to quote "*/" in JavaDocs

Java Comments Javadoc

How can I count the time it takes a function to complete in Java?

Java Profiling

Class Cast Exception when trying to unmarshall xml?

Java Jaxb Jaxb2

Cartesian product of an arbitrary number of sets

Java Set Cartesian Product

Is WEB-INF in the CLASSPATH?

Java Classpath Web Inf

Graph database for .NET

C#Java .Net Mono Graph Databases

Java Enums and Switch Statements - the default case?

Java Enums

What is the time complexity of a size() call on a LinkedList in Java?

Java Size Linked List Time Complexity

How do you debug Java Applets?

Java Debugging Applet

Java - How to find out whether a File name is valid?

Java File

Should I add an @Override annotation when implementing abstract methods in Java?

Java Annotations Overriding Abstract

How can I map a "root" Servlet so that other scripts are still runnable?

Java Google App-Engine Servlets web.xml

Facebook offline access step-by-step

Java Facebook Offline

When should we use Java's Thread over Executor?

Java Multithreading Concurrency Executor

Java Python Integration

Period to string

Java Jodatime Period

Hibernate: Create Mysql InnoDB tables instead of MyISAM

Java Mysql Hibernate Jpa Innodb

What can I do in Java code to optimize for CPU caching?

Java Optimization Caching

Why is list.size()>0 slower than list.isEmpty() in Java?

Java List

Arguments Against Annotations

Java Coding Style Annotations

Bad form for JUnit test to throw exception?

Java Unit Testing Testing Junit

How to configure log4j to log different log levels to different files for the same logger

Java Logging Log4j

How do you determine 32 or 64 bit architecture of Windows using Java?

Java Windows X86 64 Bit

Is there any XPath processor for SAX model?

Java Xml Xpath Sax

System.out.println and System.err.println out of order

Java Console System

Total method time in Java VisualVM

Java Profiling Visualvm

Understanding the workings of equals and hashCode in a HashMap

Java Hashmap Equals Hashcode

Comment/uncomment a block of code in NetBeans shortcut

Java Netbeans

Running java with JAVA_OPTS env variable has no effect

Java Shell Remote Debugging Jvm Arguments

Web Services vs EJB vs RMI, advantages and disadvantages?

Java Web Services Ejb Distributed Rmi

java.lang.RuntimeException: Uncompilable source code - what can cause this?

Java Netbeans

How to recover a RSA public key from a byte[] array?

Java Cryptography Rsa

Generate a Version.java file in Maven

Java Maven 2 Code Generation

Using static variables in Android

Java Android Dalvik

instanceof - incompatible conditional operand types

Java Instanceof Cloneable

Is Catching a Null Pointer Exception a Code Smell?

Java Nullpointerexception

Address already in use: JVM_Bind java

Java Web Applications Jboss Struts

Servlet vs Filter

Java Servlets Servlet Filters

Can I see the exact commands IntelliJ uses to build a java project?

Java Intellij Idea

James Gosling's explanation of why Java's byte is signed

Java Types Language Design Byte

Creating BSON object from JSON string

Java Json Mongodb Bson

Where exactly the Singleton Pattern is used in real application?

Java Singleton

Password strength checking library

Java Passwords

Difference between a "jta-datasource" and a " resource-local " datasource?

Java Jpa Jakarta Ee Ejb 3.0 Jta

Is it okay to throw NullPointerException programmatically?

Java Exception Handling Nullpointerexception Throw

Limit number of results in JPQL

Java Jpa Jpql

Is there any way I can print String array without using for loop?

Java Arrays String

Why only 1 public class in Java file

Java

How do I obtain the number of days within a given month using Joda-Time?

Java Datetime Jodatime

Whole text file to a String in Java

Java File File Io

Service layer and controller: who takes care of what?

Java Spring Architecture Business Logic

Creating an Arraylist of Objects

Java Android Object Arraylist

Using Solr search index as a database - is this "wrong"?

Java Mysql Database Solr

problem with INIT=RUNSCRIPT and relative paths

Java Hibernate Maven 2 Configuration H2

How to parse XML using the SAX parser

Java Android Xml Parsing Sax

Find files in a folder using Java

Java File Search For Loop Directory

Java: using an image as a button

Java Swing Awt Jbutton

Why declare a function argument to be final?

Java Android Final

Can we use JSch for SSH key-based communication?

Java Ssh Jsch

Best REST Client Framework/Utility on Android

Java Android Json Rest

Why Java Collection Framework doesn't contain Tree and Graph

Java Collections Graph Tree

How to retrieve raw post data from HttpServletRequest in java

Java Http Servlets Post

Could not reserve enough space for object heap

Java Jvm Heap Memory

IntelliJ IDEA generating serialVersionUID

Java Serialization Intellij Idea

Why can I throw null in Java?

Java Exception Handling Nullpointerexception

What is difference between Collection.stream().forEach() and Collection.forEach()?

Java Collections Java 8 Java Stream

Is there a way to access an iteration-counter in Java's for-each loop?

Java Loops For Loop Foreach

How to get the filename without the extension in Java?

Java File

How does a ArrayList's contains() method evaluate objects?

Java Object Arraylist Evaluation

Best way to Format a Double value to 2 Decimal places

Java

How to declare or mark a Java method as deprecated?

Java Deprecated

Using env variable in Spring Boot's application.properties

Java Mysql Spring Spring Mvc Openshift

Programmatically clicking a GUI button in Java Swing

Java Swing Awtrobot

How to refactor variable type in Eclipse?

Java Eclipse Refactoring

The correct way to return the only element from a set

Java Collections Set

Can I call methods in constructor in Java?

Java Constructor

Casting objects in Java

Java Object Casting

How do I include &, <, > etc in XML attribute values

Java Xml Entityreference Xml Attribute

Spring REST multiple @RequestBody parameters, possible?

Java Json Spring Spring Mvc Jackson

How to use log levels in java

Java Logging

Setting outer variable from anonymous inner class

Java Anonymous Class

How to specify a JPA named parameter surrounded by wildcards?

Java Hibernate Jpa Named Parameters

Converting from JSONArray to String then back again

Java Android String Json

Is there a difference between main(String args[]) and main(String[] args)?

Java Coding Style Argument Passing

Why does Java's ArrayList's remove function seem to cost so little?

Java Performance Optimization Arraylist

java.io.FileNotFoundException: This file can not be opened as a file descriptor; it is probably compressed

Java Android Cordova Filenotfoundexception

Difference between system.gc() and runtime.gc()

Java Android Garbage Collection

How to measure the a time-span in seconds using System.currentTimeMillis()?

Java Milliseconds

Strange exception table entry produced by Sun's javac

Java Jvm Bytecode

How can I parse UTC date/time (String) into something more readable?

Java

Can Jackson be configured to trim leading/trailing whitespace from all string properties?

Java Json Spring Mvc Jackson

How to access static inner Java class via Clojure interop?

Java Interop Clojure

Why doesn't Java have initializer lists like in C++?

Java C++Constructor Initialization Initialization List

Create PDF with Java

Java Pdf Export

Jackson JSON: get node name from json-tree

Java Json Jackson

static imports in c#

Java C#.Net Static Import

Is there a way to make a method which is not abstract but must be overridden?

Java Inheritance Overriding Abstract Class Abstract Methods

Android drawable speech bubble

Java Android Eclipse Image Drawable

Can't load IA 32-bit .dll on a AMD 64-bit platform

Java Windows Dll Java Native-Interface

Spring annotation-based DI vs xml configuration?

Java Spring Configuration Dependency Injection Annotations

Free java data visualization library?

Java Visualization

Programmatically select a row in JTable

Java Swing Jtable Row Selected

What android:inputType should I use for entering an IP Address and hostname?

Java Android Android Layout Android Widget

What is the difference between != and =! in Java?

Java Syntax

How to read and copy the HTTP servlet response output stream content for logging

Java Servlets Logging Servlet Filters

Is there a way to ignore the 'Unreachable statement' error?

Java

Jenkins auto deploy tomcat 7

Java Tomcat Maven Jenkins Tomcat7

Subclipse and JavaHL installation headache

Java Eclipse Subclipse Javahl

Is it safe to use a static java.sql.Connection instance in a multithreaded system?

Java Multithreading Servlets Jdbc Connection

Set specific precision of a BigDecimal

Java Bigdecimal Floating Point-Precision

String.format() and hex numbers in Java

Java String Formatting Hex Twos Complement

How to set part of text to bold when using AlertDialog.setMessage() in Android?

Java Android Android Alertdialog

'public static final' or 'private static final' with getter?

Java Static Private Public Final

SSLHandshakeException: No subject alternative names present

Java Tomcat Soap Ssl Https

Playing video on TextureView

Java Android Video Video Streaming

Equivalent of waitForVisible/waitForElementPresent in Selenium WebDriver tests using Java?

Java Selenium Webdriver Selenium Webdriver Selenium Ide

What is the cross-platform way of obtaining the path to the local application data directory?

Java Cross Platform

Correct way to focus an element in Selenium WebDriver using Java

Java Focus Selenium Webdriver Setfocus

How to use PrintWriter and File classes in Java?

Java Printwriter

Android heterogeneous gridview like pinterest?

Java Android Pinterest

How To: Voice Commands into an android application

Java Android Voice Recognition

Polymorphism in jackson annotations: @JsonTypeInfo usage

Java Polymorphism Jackson Deserialization

Private constructor to avoid race condition

Java Multithreading Race Condition

What does BigInteger having no limit mean?

Java Biginteger Integer Overflow

How do I convert the date from one format to another date object in another format without using any deprecated classes?

Java

add controls vertically instead of horizontally using flow layout

Java Swing Layout Jpanel

How get value from LinkedHashMap based on index not on key?

Java Android Linkedhashmap

Fatal crash: Focus search returned a view that wasn't able to take focus

Java Android Illegalstateexception

Can a class have no constructor?

Java

Eclipse Open declaration in Java project

Java Eclipse Declaration

How can I print an image on a Bluetooth printer in Android?

Java Android Bitmap Bytearray Bitmapfactory

How to set CATALINA_HOME variable in windows 7?

Java Tomcat Environment Variables Java Home Catalina

will android java support lambda expression in java 8?

Java Android Dalvik Java 8

How can I create table using ASCII in a console?

Java Console

How do I kill this tomcat process in Terminal?

Java Linux Unix Tomcat Terminal

Why can some ASCII characters not be expressed in the form '\uXXXX' in Java source code?

Java

Transaction rollback on SQLException using new try-with-resources block

Java Try with-Resources

add an element to int [] array in java

Java Arrays

How to check the type of a value from a JSONObject?

Java Json

Provide time zone to Spring @Scheduled?

Java Spring Cron Timezone Scheduling

Using Mockito to stub and execute methods for testing

Java Junit Mocking Mockito

Extracting pairs of words using String.split()

Java Regex String Split

How perform task on JavaFX TextField at onfocus and outfocus?

Java Javafx 2 Javafx Javafx 8

What's the Jackson deserialization equivalent of @JsonUnwrapped?

Java Json Jackson Deserialization

Where to find all available Java mail properties?

Java Jakarta Ee Jakarta Mail

What is the difference between commit() and commitAllowingStateLoss() in Fragments

Java Android Android Fragments

Java Lambda expressions

Java Lambda Java 8

How to set JAVA_HOME path on Ubuntu?

Java Linux Ubuntu Java Home

How to use new PasswordEncoder from Spring Security

Java Spring Spring Security

How does Facebook add badge numbers on app icon in Android?

Java Android Facebook Badge Android Launcher

Why I'm not able to unwrap and serialize a Java map using the Jackson Java library?

Java Json Jackson

Java Multithreading concept and join() method

Java Multithreading Synchronized Pthread Join

Is default no-args constructor mandatory for Gson?

Java Json Gson Default Constructor

In joda time how to convert time zone without changing time

Java Datetime Jodatime

what does ">>>" mean in java?

Java Arrays Primitive

How to set the connection and read timeout with Jersey 2.x?

Java Jersey

Saving byte array using SharedPreferences

Java Android Bytearray Sharedpreferences

How to overwrite file via java nio writer?

Java Io Nio Java Io

How to show localization messages with parameters in Spring 3 / Thymeleaf

Java Spring Thymeleaf

How to achieve method chaining in Java?

Java Methods Chaining

Configure Sonar to exclude files from Maven pom.xml

Java Xml Maven Sonarqube

Round a double in Java

Java Floating Point

What's the location of the JavaFX runtime JAR file, jfxrt.jar, on Linux?

Java Linux Eclipse Javafx Openjdk

Swing rendering appears broken in JDK 1.8, correct in JDK 1.7

Java Swing Rendering Nvidia Java 8

Does Java 8 lack a Stream.concat working on a varags of streams?

Java Java 8 Java Stream

"insufficient memory for the Java Runtime Environment " message in eclipse

Java Eclipse

What is the difference between limit and capacity in ByteBuffer?

Java

How to find index of STRING array in Java from a given value?

Java Arrays String Position

How to enable request scope in async task executor

Java Spring

Remove the default 'no content in table' text for empty javafx table

Java Javafx Javafx 8 Fxml Scenebuilder

Java: Hashset Vs TreeSet - when should I use over the other?

Java Collections

How to write a matcher that is not equal to something

Java Junit Mockito Matcher

How to pass variables between cucumber-jvm steps

Java Cucumber Cucumber Jvm

JavaFX: Stage close handler

Java Javafx Handler Javafx 8

Recyclerview painfully slow to load cached images form Picasso

Java Android Android Recyclerview Android 5.0-Lollipop Picasso

No header mapping was specified, the record values can't be accessed by name (Apache Commons CSV)

Java Csv Apache Commons Apache Commons-Csv

How to convert / cast long to String?

Java String Type Conversion Long Integer

Why are interface variables static and final by default?

Java Interface

Print an integer in binary format in Java

Java

Java system properties and environment variables

Java Variables Properties System Environment

Initial size for the ArrayList

Java Arraylist Indexoutofboundsexception

How to get the path of src/test/resources directory in JUnit?

Java Junit

What is the "continue" keyword and how does it work in Java?

Java Keyword Continue

What does the ^ operator do in Java?

Java Operators Exponentiation

Reading a resource file from within jar

Java File Jar Resources Embedded Resource

Difference between OpenJDK and Adoptium/AdoptOpenJDK

Java Sdk Adoptopenjdk

Exception in thread "main" java.lang.NoSuchMethodError: com.fasterxml.jackson.core.JsonFactory.requiresPropertyOrdering()Z

Java Jackson

How do I resize an imageview image in javafx?

Java Image Javafx Resize Imageview

Android parse String to Date - unknown pattern character 'X'

Java Android Date Simpledateformat

Error: package javax.annotation does not exist after upgrade to lombok 1.16.2

Java Android Lombok Intellij Lombok-Plugin

equivalent to Files.readAllLines() for InputStream or Reader?

Java Jar Nio2

Convert Map to JSON using Jackson

Java Json Spring Jackson Gson

Java 8 way to work with an enum

Java Enums Java 8

IntelliJ Process finished with exit code 0 when spring-boot run

Java Spring Intellij Idea Spring Boot

How to change Runnable to lambda expression in Java with IntelliJ shortcut

Java Intellij Idea Lambda

Injecting a String property with @InjectMocks

Java Spring Unit Testing Dependency Injection Mockito

How to bind an object list with thymeleaf?

Java Spring Spring Mvc Spring Boot Thymeleaf

What is fatal signal 6 in android logcat

Java C#Android Xamarin

Issue With Spring: There was an unexpected error (type=Not Found, status=404)

Java Spring Maven Spring Mvc Endpoint

Concat VS Merge operator

Java Java 8 Rx Java

How to enable TLS 1.2 in Java 7

Java Jboss Java 7 tls1.2

Apache POI error loading XSSFWorkbook class

Java Apache Poi Xssf

How to beautifully update a JPA entity in Spring Data?

Java Spring Jpa Spring Data Spring Data-Jpa

Unsupported field: Year when formatting an instant to Date ISO

Java

Deserialize Java 8 LocalDateTime with JacksonMapper

Java Json Jpa Spring Boot Jackson

How can I get parameters from URL in Android?

Java Android

Java program runs slower when code that is never executed is commented out

Java Recursion Compiler Optimization

Android: Error while installing APKs

Java Android Android Studio Failed Installation

Using Kotlin class in Java: Cannot find symbol

Java Maven Build Interop Kotlin

Unable to find a @SpringBootConfiguration, you need to use @ContextConfiguration or @SpringBootTest(classes=...) with your test

Java Spring Spring Boot Spring Data-Jpa Spring Test

Kotlin calling non final function in constructor works

Java Oop Kotlin

Unreachable code compiling without error - How?

Java Try Catch

In Java, how to get positions of ones in reversed binary form of an integer?

Java Binary Bit Manipulation

JCenter deprecation; impact on Gradle and Android

Java Android Kotlin Gradle build.gradle

(no) Properties in Java?

Java Getter Setter

What is the single best free Eclipse plugin for a Java developer

Java Ide Eclipse Plugin

Distributed Concurrency Control

Java Concurrency Load Balancing Scaling Terracotta

What is the best place to store a configuration file in a Java web application (WAR)?

Java Web Applications Tomcat Jakarta Ee

Synchronizing on String objects in Java

Java Multithreading Synchronization Thread Safety Synchronized

How to emulate C# as-operator in Java

Java Casting

Bad Gateway 502 error with Apache mod_proxy and Tomcat

Java Apache Tomcat Mod Proxy

Size of a byte in memory - Java

Java Performance Memory

How do I calculate the elapsed time of an event in Java?

Java Time Timer Clock

Java: export to an .jar file in eclipse

Java Eclipse Executable Extract Exe

Eclipse error: This project needs to migrate WTP metadata

Java Eclipse Eclipse Wtp

Know of any Java garbage collection log analysis tools?

Java Performance Logging Garbage Collection

UTF-8 text is garbled when form is posted as multipart/form-data

Java Jakarta Ee

How to get shutdown hook to execute on a process launched from Eclipse

Java Eclipse Shutdown

Java InputStream blocking read

Java Blocking Inputstream Rxtx Java Io

Java Array HashCode implementation

Java Integer Hashcode

How do I read input character-by-character in Java?

Java Character Tokenize

Where's javax.servlet?

Java Servlets

how do you get the phone's MCC and MNC in Android?

Java Android Mobile

Scope of the Java System Properties

Java Jvm System Properties

How can I use the java for each loop with custom classes?

Java Class Foreach

How are Java generics different from C++ templates? Why can't I use int as a parameter?

Java C++Generics

How can I require a generic parameter to be an enum that implements an interface?

Java Generics Enums

How do you extract a JAR in a UNIX filesystem with a single command and specify its target directory using the JAR command?

Java Python Linux Unix Jar

"eval" in Scala

Java Scala Scripting Embedding

Connecting remote tomcat JMX instance using jConsole

Java Tomcat Jmx Jconsole

How can I protect myself from a zip bomb?

Java Python Security Compression Zip

Updating .class file in jar

Java Eclipse Jar

Is it possible to catch out of memory exception in java?

Java Exception Out of-Memory

Enum values().length vs private field

Java Enums

Java project structure explained for newbies?

Java Development Environment

Java swing: Multiline labels?

Java String Swing Multiline Jlabel

How do I prevent Spring 3.0 MVC @ModelAttribute variables from appearing in URL?

Java Spring Spring Mvc

How to implement pagination in Spring MVC 3

Java Spring Spring Mvc Servlets Pagination

java InetAddress.getLocalHost(); returns 127.0.0.1 ... how to get REAL IP?

Java Networking

Map equality using Hamcrest

Java Collections Hamcrest

Does Java have pointers?

Java Pointers

java hsperfdata directory

Java Directory

Does variable = null set it for garbage collection

Java Performance Memory Memory Management

How can I create a bar in the bottom of a Java app, like a status bar?

Java Swing Netbeans Statusbar

Is there any point in using a volatile long?

Java Multithreading Concurrency Volatile

Why does using Collections.emptySet() with generics work in assignment but not as a method parameter?

Java Generics Collections Type Inference

ThreadFactory usage in Java

Java Multithreading Concurrency

Maven: Customize web.xml of web-app project

Java Web Applications Maven 2 Profile web.xml

Generate X509Certificate from byte[]?

Java X509certificate

Suppress all Logback output to console?

Java Configuration Logback

What's the right way to represent phone numbers?

Java Integer Phone Number

is it possible to disable javac's inlining of static final variables?

Java Dependencies Bytecode Javac

I can pass a variable from a JSP scriptlet to JSTL but not from JSTL to a JSP scriptlet without an error

Java Jsp Jstl Scope Scriptlet

Find if a String is present in an array

Java Arrays

How to create my own java library(API)?

Java Jar

How to write a basic swap function in Java

Java Swap

How can I test with junit that a warning was logged with log4j?

Java Unit Testing Logging Junit Log4j

Converting Array of Primitives to Array of Containers in Java

Java Arrays

Changing variables in realtime when debugging in eclipse?

Java Eclipse Debugging Testing

What are the advantages of using an ExecutorService?

Java Multithreading Concurrency Executorservice

How to find unused/dead code in java projects

Java Refactoring Dead Code

What is InputStream & Output Stream? Why and when do we use them?

Java Io Inputstream Outputstream

Checking for a null int value from a Java ResultSet

Java Null Resultset

Coding Conventions - Naming Enums

Java Enums Coding Style Naming Conventions Standards

converting Java bitmap to byte array

Java Android Serialization Bitmap Bytebuffer

Difference between getAttribute() and getParameter()

Java Jsp Servlets

How to determine if a number is positive or negative?

Java Numbers

How to create a file -- including folders -- for a given path?

Java Android File

What do F and D mean at the end of numeric literals?

Java Floating Point Double

How can I find the Square Root of a Java BigInteger?

Java Biginteger Square Root

Multiple or Single Try Catch

Java Exception Handling Coding Style

Java: Simplest way to get last word in a string

Java String

Convert RGB values to Integer

Java Bufferedimage

Do we really need @Override and so on when code Java?

Java Overriding

How to add a JAR in NetBeans

Java Netbeans

How to use "cd" command using Java runtime?

Java Terminal Runtime runtime.exec Cd

How do hashCode() and identityHashCode() work at the back end?

Java Object Hashcode

What's the difference between Future and FutureTask in Java?

Java Executorservice Callable Futuretask

How to set the Default Value of a ListPreference

Java Android Android Preferences Preference Listpreference

Springs XmlBeanFactory is deprecated

Java Spring Deprecated Xmlbeans

How to redirect in a servlet filter?

Java Servlets Redirect Servlet Filters

How can I use a custom font in Java?

Java Fonts

what is RMI registry

Java Networking Rmi

Difference between java class and jar

Java Class Jar

How to insert a row between two rows in an existing excel with HSSF (Apache POI)

Java Excel Apache Poi Poi Hssf

In netbeans 7 how do I skip testing and add maven additional parameters when building a maven project?

Java Maven 2 Maven Plugin Netbeans 7

How do I write a custom JSON deserializer for Gson?

Java Json Gson Deserialization

Cannot find "Package Explorer" view in Eclipse

Java Eclipse

Java graph library for dynamic visualisation

Java Graph Visualization

How to reference a resource file correctly for JAR and Debugging?

Java Eclipse Jar

Do Java sockets support full duplex?

Java Multithreading Sockets

Escape double quotes in Java

Java Escaping

Does instanceof return true if instance of a parent?

Java Oop Inheritance Polymorphism Instanceof

Java XPath (Apache JAXP implementation) performance

Java Performance Apache Xpath Jaxp

How do I access Android's default beep sound?

Java Android Beep

How to see Javadoc documentation on mouse hover in NetBeans?

Java Netbeans Javadoc

Do we have a TimeSpan sort of class in Java

Java Timespan java.util.date

Is it possibile to set hint Spinner in Android

Java Android Spinner

Apache HttpClient timeout

Java Timeout Apache Httpclient-4.x

What is LD_LIBRARY_PATH and how to use it?

Java C++Environment Variables Jacob

SwingUtilities.invokeLater

Java Multithreading Swing Awt Event Dispatch-Thread

Is there a way to refer to the current type with a type variable?

Java Generics Types

Add attributes to the model of all controllers in Spring 3

Java Spring Spring Mvc Spring 3

Java-R integration?

Java R Machine Learning Regression

Java 6 annotation processing -- getting a class from an annotation

Java Types Annotation Processing

Why can't I explicitly return void from a method?

Java Void Return Type

GsonBuilder setDateFormat for "2011-10-26T20:29:59-07:00"

Java Date Gson

H2 database error: Database may be already in use: "Locked by another process"

Java Database H2

Java get last element of a collection

Java Collections Iterator

Is Java's System.arraycopy() efficient for small arrays?

Java Performance

How to convert String to Reader in java

Java File Io

Java if vs. try/catch overhead

Java Exception Handling If Statement Try Catch Overhead

Java library to compare image similarity

Java Image Comparison Similarity

What is a callback in java

Java

SwingUtilities.invokeLater() vs EventQueue.invokeLater()

Java Swing

Compare Date entities in JPA Criteria API

Java Date Jpa 2.0 Criteria Api

CXF JAXRS - How do I pass Date as QueryParam

Java Rest Service Cxf Jax Rs

Forward slash in Java Regex

Java Regex

Most efficient way to find smallest of 3 numbers Java?

Java Performance Algorithm Min

Merging two arrayLists into a new arrayList, with no duplicates and in order, in Java

Java Arraylist

String to char array Java

Java Arrays

Is there something like Codecademy for Java

Java

How to find the default JMX port number?

Java Profiling Jmx Jvisualvm

How to find which library slf4j has bound itself to?

Java Logging Log4j Slf4j

IntelliJ IDEA can't setup JDK

Java Intellij Idea Settings

Which String method: "contains" or "indexOf > -1"?

Java String Substring

Cannot create JDBC driver of class ' ' for connect URL 'null' : I do not understand this exception

Java Jakarta Ee Tomcat Jndi Derby

@JsonProperty annotation on field as well as getter/setter

Java Json Serialization Jackson

How to get classpath from classloader?

Java Classloader Contextclassloader

Tutorials about javaagents

Java Javaagents

How to calculate the median of an array?

Java Arrays

List of enum values in java

Java Enums

How To Define a JPA Repository Query with a Join

Java Jpa Orm Repository Jpql

.m2 , settings.xml in Ubuntu

Java Linux Maven Ubuntu pom.xml

Necessity of static block in Java

Java Static Initialization

Java division by zero doesnt throw an ArithmeticException - why?

Java Arithmeticexception

Java: round to nearest multiple of 5 (either up or down)

Java Rounding

Java/Groovy - simple date reformatting

Java Date Groovy Reformat

How to set up a multi-language project in IntelliJ IDEA

Java Javascript Html Intellij Idea

Not able to launch IE browser using Selenium2 (Webdriver) with Java

Java Internet Explorer Selenium Webdriver

Java Unicode String length

Java String Utf 8 Utf 16 Unicode String

Checking letter case (Upper/Lower) within a string in Java

Java

Instruction reordering & happens-before relationship

Java Multithreading Concurrency Java Memory-Model

How JVM stack, heap and threads are mapped to physical memory or operation system

Java C++Memory Jvm Runtime

How does Java 8' new default interface model works (incl. diamond, multiple inheritance, and precedence)?

Java Java 8

Java - creating a new thread

Java Multithreading

How can I set default project location for all projects in IntelliJ IDEA?

Java Intellij Idea Android Studio

Deserializing into a HashMap of custom objects with jackson

Java Jackson Json Deserialization

How to create jar file with package structure?

Java Jar

Can we use "return" in finally block

Java Exception Try Catch-Finally Finally

How to check if android checkbox is checked within its onClick method (declared in XML)?

Java Android Checkbox Onclick

How to run Eclipse with different Java version?

Eclipse Java

How do Jersey-client and Apache HTTP Client compare?

Java Apache Httpclient-4.x Apache Commons-Httpclient Jersey Client

What are Interceptors in Java EE?

Java Jakarta Ee Interceptor

Malicious code vulnerability - May expose internal representation by incorporating reference to mutable object

Java

Order By Date ASC with Spring Data

Java Sql Spring Postgresql Spring Data

AutoComplete ComboBox in JavaFX

Java Combobox Autocomplete Javafx 2 Javafx 8

Java thread leaks when calling back from native thread via JNI

Java C++Multithreading Callback Java Native-Interface

Concatenation of Strings and characters

Java String String Concatenation

java.lang.ClassNotFoundException: org.springframework.boot.SpringApplication Maven

Java Spring Maven

Write Base64-encoded image to file

Java Image Base64 Decode Encode

How do you assign a lambda to a variable in Java 8?

Java Lambda Java 8

Log4J2 property substitution - default

Java Logging Log4j Log4j2

Java do nothing

Java Python

Why are new java.util.Arrays methods in Java 8 not overloaded for all the primitive types?

Java Arrays Java 8

Sending POST data in Android

Java Php Android Client Server Httpconnection

Compiled vs. Interpreted Languages

Java Python Compiler Construction Programming Languages Interpreter

What is the difference between 'E', 'T', and '?' for Java generics?

Java Generics

flutter doctor --android-licenses gives a java error

Java Flutter Android Studio Dart Flutter Doctor

How to construct a relative path in Java from two absolute paths (or URLs)?

Java Url File Path

Verify object attribute value with mockito

Java Mocking Mockito

How do you test to see if a double is equal to NaN?

Java Double Equality Nan

How can I convert JSON to a HashMap using Gson?

Java Json Dictionary Hashmap Gson

Retrieve version from maven pom.xml in code

Java Maven Version

Android M Permissions: onRequestPermissionsResult() not being called

Java Android Permissions Android Permissions

JPA and Hibernate - Criteria vs. JPQL or HQL

Java Hibernate Hql Criteria Hibernate Criteria

A good date converter for Jalali Calendar in Java?

Java Date Localization Calendar Jalali Calendar

Whats the difference between objects and data structures?

Java Oop Object Data Structures Language Agnostic

How to apply multiple predicates to a java.util.Stream?

Java Lambda Java 8 Java Stream Predicate

How do I get an IntStream from a List<Integer>?

Java Collections Java 8 Java Stream Boxing

Refreshing static content with Spring MVC and Boot

Java Spring Mvc Spring Boot

Spring-Batch without persisting metadata to database?

Java Spring Spring Batch

Unconditional layout, inflation from view adapter: Should use View Holder pattern

Java Android Layout Inflater

How to find usages using Eclipse IDE?

Java Eclipse

Javadoc in JDK 8 : Invalid "self-closing element not allowed"

Java Maven Javadoc

RxJava Fetching Observables In Parallel

Java Asynchronous Reactive Programming Observable Rx Java

Why are SpyJMSExceptions still thrown after recycling the client JBoss connection to remote queues?

Java Exception Jboss Jms

Are enum names interned in Java?

Java Enums

How to fill HashMap from java property file with Spring @Value

Java Spring Properties File Spring El

Use @RequestBody with optional body in latest Spring v4

Java Spring Spring Mvc Httprequest

Maven Compilation Error: (use -source 7 or higher to enable diamond operator)

Java Maven Intellij Idea Maven 3

Elasticsearch memory problems

Java Ubuntu Memory Elasticsearch

How do Java 8 array constructor references work?

Java Arrays Java 8 Method Reference

Is .collect guaranteed to be ordered on parallel streams?

Java List Java 8

How do you edit a dependency/external library in android studio?

Java Android Dependencies External Edit

Java 8 stream unpredictable performance drop with no obvious reason

Java Performance Lambda Java Stream Jmh

Mock private static final field using mockito or Jmockit

Java Junit Mockito Static Members Jmockit

Java best practice: Class with only static methods

Java Static Singleton Nio

Is Jackson's @JsonSubTypes still necessary for polymorphic deserialization?

Java Json Jackson Json Deserialization

Method invocation instruction (invokevirtual/invokestatic) is substituted by some unexpected instructions

Java Jvm Bytecode Java Bytecode-Asm

In Java 8, is there a ByteStream class?

Java Java 8 Byte Java Stream Boxing

Will OpenJDK JVM ever give heap memory back to Linux?

Java Memory Management Heap Memory

Java 8 Convert given time and time zone to UTC time

Java Java 8 Utc Java Time

Why does static have different meanings depending on the context?

Java

IntelliJ Build Error Context Mismatch

Java Android Android Studio Intellij Idea

How can I find out what version of Log4J I am using?

Java Log4j

how to debug spring application with gradle

Java Eclipse Spring Debugging Gradle

Spark sql how to explode without losing null values

Java Apache Spark Null Apache Spark-Sql

Why Instant does not support operations with ChronoUnit.YEARS?

Java Java 8 Openjdk

Java Reflection: Difference between getMethods() and getDeclaredMethods()

Java

Gradle Project: java.lang.NoClassDefFoundError: kotlin/jvm/internal/Intrinsics

Java Exception Exception Handling Kotlin

Firestore query documents startsWith a string

Java Firebase Google Cloud-Firestore

Kotlin generics Array<T> results in "Cannot use T as a reified type parameter. Use a class instead" but List<T> does not

Java Arrays Generics Kotlin Reification

Java Stream difference between map and mapToObj

Java Java 8 Java Stream

How to enable all endpoints in actuator (Spring Boot 2.0.0 RC1)

Java Spring Spring Boot Spring Boot-Actuator

JUnit 5 does not execute method annotated with BeforeEach

Java Maven Junit5

Which Overloaded Method is Called in Java

Java Inheritance Overloading

Differences Between mvn install and mvn verify

Java Maven Command Line

In Eclipse, what is the difference between modulepath and classpath?

Java Eclipse Classpath Java Module Module Path

What is the spring-boot-configuration-processor ? Why do people exclude libraries from it? Why is it invisible in dependency tree?

Java Spring Maven Spring Boot Gradle

Mystifying microbenchmark result for stream API on Java 12 vs. Java 8 with -gc true

Java Java Stream Benchmarking Jmh Java 12

Why is Java 14 not LTS?

Java Java 8 Java 11 Java 14 Lts

Why can Java not connect to MySQL 5.7 after the latest JDK update and how should it be fixed? (ssl.SSLHandshakeException: No appropriate protocol)

Java Mysql tls1.2

Log4j vulnerability - Is Log4j 1.2.17 vulnerable (was unable to find any JNDI code in source)?

Java Security Log4j Log4j2 Exploit

Where did all the java applets go?

Java Applet

Wait until any of Future<T> is done

Java Multithreading Concurrency

Can I connect to SQL Server using Windows Authentication from Java EE webapp?

Java Sql Server Tomcat Jdbc Jakarta Ee

Create file with given size in Java

Java File

Nested Java enum definition - does declaring as static make a difference?

Java Enums Class Design

KDTree Implementation in Java

Java Data Structures Kdtree

The fundamentals of Hash tables?

Java Hashtable

Java - C-Like Fork?

Java C Fork

Which data structure would you use: TreeMap or HashMap? (Java)

Java Data Structures Map Hashmap Treemap

How do relative file paths work in Eclipse?

Java Eclipse File Io Relative Path

Can Maven collect all the dependent JARs for a project to help with application deployment?

Java Deployment Maven 2 Desktop Application

Is HttpSession thread safe, are set/get Attribute thread safe operations?

Java Session Thread Safety Synchronized

Is there any good and free Date AND Time Picker available for Java Swing?

Java Swing Datepicker Datetimepicker

suggestions for declarative GUI programming in Java

Java Swing User Interface Layout Declarative

Hibernate and no PK

Java Database Hibernate Jpa

"Island of isolation" of Garbage Collection

Java Garbage Collection

How to find annotated methods in a given package?

Java Annotations

Why does java.util.Properties implement Map<Object,Object> and not Map<String,String>

Java Generics Collections

Capturing stdout when calling Runtime.exec

Java Shell Runtime

define ant property from environment with default value

Java Ant Environment Variables Release Packaging

Exclude methods from code coverage with Cobertura

Java Code Coverage Cobertura

Best way to get value from Collection by index

Java Collections

Why doesn't this code attempting to use Hamcrest's hasItems compile?

Java Unit Testing Junit Hamcrest Matcher

What is the c# equivalent of public final static in java

C#Java Static Final Public

Generating a JAXB class that implements an interface

Java Xsd Jaxb Xjc Jaxb2 Basics

Helper in order to copy non null properties from object to another

Java

Java Reflection: Why is it so slow?

Java Performance Reflection

Android FTP Library

Java Android Ftp

Profiling a Java Application in Eclipse? (plug-in)

Java Eclipse Optimization Profiling Plugins

Force a class to override the .equals method

Java Interface Overriding Equals Requirements

Library for OAuth Provider (Java)

Java Oauth Scribe Consumer

Why are wait() and notify() declared in Java's Object class?

Java Multithreading Wait Notify

Registering multiple keystores in JVM

Java Ssl Cryptography Jvm Jsse

What does List<?> mean in java generics?

Java Generics Bounded Wildcard

Check type of primitive field

Java Reflection Primitive

Make SimpleDateFormat.parse() fail on invalid dates (e.g. month is greater than 12)

Java Parsing Date

Java Method invocation vs using a variable

Java Performance

Convert short to byte[] in Java

Java Byte Short

null check in jsf expression language

Java Jsf El

Why is javac failing on @Override annotation

Java Annotations

Java. Ignore accents when comparing strings

Java String Compare

What would be the fastest method to test for primality in Java?

Java Performance Algorithm Primes

How to play .wav files with java

Java Audio Wav

How to convert a String to CharSequence?

Java String Charsequence

getString Outside of a Context or Activity

Java Android String Android Resources Android Context

Get application version programmatically in android

Java Android

Type safety: Unchecked cast

Java Spring Type Safety Unchecked

Hibernate - A collection with cascade=”all-delete-orphan” was no longer referenced by the owning entity instance

Java Hibernate Hibernate Mapping

Use of "instanceof" in Java

Java Operators Instanceof

How to Iterate over a Set/HashSet without an Iterator?

Java Loops Set Hashset

How to sort a Collection<T>?

Java Sorting Collections

Do Hibernate table classes need to be Serializable?

Java Hibernate Orm Serializable

Why is my keyboard messed up in Eclipse?

Java Eclipse

Carriage Return\Line feed in Java

Java Carriage Return Line Endings Eol Linefeed

System.out to a file in java

Java

Getting default value for primitive types

Java Reflection Guava

How does java serialization deserialize final fields when no default constructor specified?

Java Serialization Final

Java/ JUnit - AssertTrue vs AssertFalse

Java Junit Assert Junit4 Assertions

How do I Dynamically create a Test Suite in JUnit 4?

Java Junit Junit4

Reliable and fast FFT in Java

Java Fft

Reliable and fast FFT in Java

Java Fft

Is it good to have "Utils" class in your software project?

Java

Java keytool easy way to add server cert from url/port

Java Ssl Certificate Keytool

Java: Split string when an uppercase letter is found

Java Regex String

extends of the class with private constructor

Java Constructor

identifying double click in java

Java Swing Mouseevent Double Click

How does the Java array argument declaration syntax "..." work?

Java Arrays Declaration

Wrapping a ByteBuffer with an InputStream

Java Nio Inputstream Bytebuffer

Spring @ContextConfiguration how to put the right location for the xml

Java Unit Testing Spring Annotations Maven

Print array without brackets and commas

Java Android Arrays List Collections

Is there a way to avoid undeployment memory leaks in Tomcat?

Java Spring Tomcat Memory Leaks Jaxb

Java: Updating text in the command-line without a new line

Java Console Console Application

Why Java Calendar set(int year, int month, int date) not returning correct date?

Java Calendar

How can interfaces replace the need for multiple inheritance when have existing classes

Java Inheritance Interface Multiple Inheritance

XOR operation with two strings in java

Java String Operators Xor

How to convert a hexadecimal string to long in java?

Java Parsing Hex Long Integer

Can I get all methods of a class?

Java Class Methods

Why does java have both the cacerts and jssecacerts files?

Java Ssl Jsse Truststore

Mac OS X 10.6.7 Java Path Current JDK confusing

Java Macos

ActiveMQ: How to handle broker failovers while using temporary queues

Java Jms Activemq Failovercluster

How to parse a JSON Input stream

Java Android Json

How to force browser to download file?

Java Servlets Jakarta Ee

Can I have macros in Java source files

Java Macros

Validate a file name on Windows

Java Regex Windows String Filenames

Suppress "variable is never assigned" warning in IntelliJ IDEA

Java Intellij Idea Suppress Warnings

Determine if two Java objects are of the same class

Java Class Comparison

Are there any real life uses for the Java _signed_ byte primitive type?

Java Types Byte

Is it possible to invoke private attributes or methods via reflection

Java Reflection

Properties vs Resource Bundle

Java

intern() behaving differently in Java 6 and Java 7

Java String Java 7 Java 6 String Interning

Java Wait and Notify: IllegalMonitorStateException

Java Multithreading Concurrency

What is the best macro-benchmarking tool / framework to measure a single-threaded complex algorithm in Java?

Java Monitoring Performance

How can I calculate the SHA-256 hash of a string in Android?

Java Php Android Digest Sha

Why can't a top level class be static in Java?

Java Class Static

Can an enum have abstract methods?

Java Enums Abstract

What does the "+=" operator do in Java?

Java

How are Threads allocated to handle Servlet request?

Java Multithreading Jakarta Ee Servlets Threadpool

Java check to see if a variable has been initialized

Java Variables Initialization

InputStream from relative path

Java Path Io Inputstream Relative Path

Replacing com.google.inject with javax.inject

Java Gwt Dependency Injection Guice Gwt Gin

percentage of two int?

Java Int Decimal

Convert a String to a byte array and then back to the original String

Java Android Byte Hash Arduino

How to Programmatically Scroll a ScrollView to Bottom

Java Android Android Layout Android Scrollview

Sorting Java objects using multiple keys

Java Sorting Comparator Comparable

Hibernate: Refresh, Evict, Replicate and Flush

Java Hibernate

How do you declare x and y so that x+=y gives a compilation error and x=x+y not?

Java Operators Shorthand

Java- The meaning of <T extends Comparable<T>>?

Java Generics Polymorphism

how to Capture https with fiddler, in java

Java Eclipse Https Fiddler

Why does the Double.valueof javadoc say it caches values, when it doesn't?

Java Javadoc

How can I adb install an apk to multiple connected devices?

Java Android Eclipse Adb Adt

round a floating-point number to the next integer value in java

Java Integer Floating Point Rounding

How to handle a NumberFormatException with Gson in deserialization a JSON response

Java Json Deserialization Gson

Differences between Just in Time compilation and On Stack Replacement

Java Compiler Construction Jvm Jit Vm Implementation

difference between flush and close function in case of filewriter in java

Java Io

How to get the value of a bit at a certain position from a byte?

Java Byte Bit

Exception : javax.net.ssl.SSLPeerUnverifiedException: peer not authenticated

Java Apache Httpclient-4.x

Is there a standard for inclusive/exclusive ends of time intervals?

Java Date Time Conventions

How do I make ANT verbose?

Java Ant Intellij Idea

How can I create a "modern looking" Java desktop application?

Java Swing User Interface Look and-Feel Swingx

What does classname.class return?

Java Oop

Rounding necessary with BigDecimal numbers

Java Rounding Bigdecimal

Troubles with WADL / generated XSD using Jersey with a contract-first approach

Java Xsd Jersey Wadl Contract First

Maven with Eclipse Juno

Java Eclipse Maven Eclipse Juno

How to use JavaScript with Selenium WebDriver Java

Java Javascript Selenium Webdriver

How to clone a JPA entity

Java Jpa Orm Entity Clone

Hibernate Criteria Query to get specific columns

Java Mysql Hibernate Hibernate Criteria

javax.annotation: @Nullable vs @CheckForNull

Java Annotations Static Analysis Findbugs

Stable alternative to RXTX

Java Serial Port Rxtx

What is the alternative to using the Deprecated Hamcrest method is()?

Java Unit Testing Hamcrest

A message body writer for Java class not found

Java Rest Jax Rs

How do I tell if Intent extras exist in Android?

Java Android Android Intent

What is MIPS system image in Android SDK manager?

Java Android Mips

How to read a text file with mixed encodings in Scala or Java?

Java Scala Utf 8 Character Encoding Weka

How to define a relative path in java

Java Relative Path jdk1.6

Get driving directions using Google Maps API v2

Java Android Google Maps Google Maps-Android-Api-2 Directions

What is binary compatibility in Java?

Java

AtomicInteger.incrementAndGet() vs. AtomicInteger.getAndIncrement()

Java Atomic java.util.concurrent

Android: ScrollView not scrolling with keyboard out

Java Android Android Layout Android Softkeyboard Android Scrollview

Cannot add a project to a Tomcat server in Eclipse

Java Eclipse Tomcat Jst

Maven or Ivy? Which one is better with a system already in production? And the other differences?

Java Maven Ant Development Environment Ivy

High CPU Utilization in java application - why?

Java Multithreading Performance Web Applications Cpu Usage

Java, return if trimmed String in List contains String

Java Arrays String List

How to initailize byte array of 100 bytes in java with all 0's

Java

How to convert byte array to string and vice versa?

Java

Increase heap size in Java

Java Heap Memory

What happens when a duplicate key is put into a HashMap?

Java Hashmap Hashtable

How to pass an ArrayList to a varargs method parameter?

Java Variadic Functions

Is "Java Concurrency In Practice" still valid?

Java Concurrency Java 8 Java 7

How to properly stop the Thread in Java?

Java Multithreading Listener

Why does changing the sum order returns a different result?

Java Javascript Floating Point

Class JavaLaunchHelper is implemented in two places

Java Macos Intellij Idea

What's the nearest substitute for a function pointer in Java?

Java Closures Function Pointers

How do I get the size of a java.sql.ResultSet?

Java Sql Jdbc Resultset Record Count

Find Oracle JDBC driver in Maven repository

Java Maven Jdbc Maven 2 Mvn Repo

How to log formatted message, object array, exception?

Java Exception Logging Slf4j

Maven: Failed to read artifact descriptor

Java Maven Dependencies

ReentrantReadWriteLock: what's the difference between ReadLock and WriteLock?

Java Multithreading Locking Deadlock Reentrantreadwritelock

how multiple threads invoke singleton object's method and work on them?

Java Multithreading

One-To-Many relationship gets duplicate objects without using "distinct". Why?

Java Hibernate Hql Distinct One to-Many

Maven version with a property

Java Maven Version

How extract private static constant in Intellij Idea?

Java Intellij Idea Refactoring Keyboard Shortcuts Constants

Eclipse gives “Java was started but returned exit code 13”

Java Eclipse Jvm

How to judge a string is UUID type?

Java

setting up a value for a variable name in thymeleaf

Java Html Spring Jsp Thymeleaf

PersistenceUnit vs PersistenceContext

Java Jakarta Ee Jpa Persistence Entitymanager

Importing Facebook library in Android Studio: Could not find property 'ANDROID_BUILD_SDK_VERSION'

Java Android Android Studio Gradle Pagerslidingtabstrip

JavaDoc for private / protected methods?

Java Javadoc Private Protected

How to extend Java annotation?

Java Annotations

Hidden performance cost in Scala?

Java Performance Scala Jvm Microbenchmark

what is the difference between Spring and Spring MVC framework

Java Spring Spring Mvc

Find elements inside forms and iframe using Java and Selenium WebDriver

Java Iframe Selenium

java.lang.IllegalArgumentException: Illegal pattern character 'Y' for SimpleDateFormat

Java

What are the differences between Maven Jar Plugin and Maven Assembly Plugin?

Java Maven Packaging

Solve Hibernate Lazy-Init issue with hibernate.enable_lazy_load_no_trans

Java Hibernate Jpa Persistence Lazy Initialization

What's the difference between -DskipTests and -Dmaven.test.skip=true

Java Maven Hive

Immutable @ConfigurationProperties

Java Spring Spring Boot Properties File

Unable to run JUnit test with PowerMockRunner

Java Exception Junit Powermock

Redefinition failed with error 62 while trying to profile an application

Java Visualvm

Path variables in Spring WebSockets @SendTo mapping

Java Spring Websocket Stomp Sockjs

Purpose of Objects.isNull(...) / Objects.nonNull(...)

Java

How to set default boolean value in JPA

Java Jpa

Android Unit Tests with Dagger 2

Java Android Unit Testing Dagger 2

How to create Immutable List in java?

Java Collections Immutability

Do Java 8 default methods break source compatibility?

Java Java 8 Default Method Forward Compatibility

Is spring default scope singleton or not?

Java Spring Dependency Injection Singleton Spring Ioc

Getting object with max date property from list of objects Java 8

Java Collections Java 8

Intellij IDEA won't start

Java Intellij Idea

How are the IV and authentication tag handled for "AES/GCM/NoPadding"?

Java Security Encryption Cryptography Aes Gcm

Java's "os.name" for Windows 10?

Java Operating System Jvm Windows 10 Getproperty

Why is my JSONObject related unit test failing?

Java Android Unit Testing Android Gradle-Plugin

When using JUnit's @Parameterized, can I have some tests still run only once

Java Junit Junit4 Parameterized

Subtract Blend Mode using ColorMatrixFilter in Android?

Java Android Opengl Es Colormatrix

Why attempt to print uninitialized variable does not always result in an error message

Java Initialization Final

"==" in case of String concatenation in Java

Java String

How to get 5 years before now

Java Java 8

UNIQUE constraint failed: sqlite database : android

Java Android Database Sqlite Unique Constraint

Bash command to check if Oracle or OpenJDK java version is installed on Linux

Java Linux Bash

How can I set up a letsencrypt SSL certificate and use it in a Spring Boot application?

Java Spring Ssl Spring Boot Lets Encrypt

how to show query while using query annotations with MongoRepository with spring data

Java Spring Mongodb Spring Data Mongorepository

JPQL Like Case Insensitive

Java Spring Jpa Spring Data-Jpa Jpql

Google spreadsheet API, 400 error bad request : unable to parse range

Java Google Sheets Google Api-Client

Constructor reference - no warning when generics array is created

Java Generics Java 8 Language Lawyer

Use custom setter in Lombok's builder

Java Lombok

Is it possible to rename _id field after mongo's group aggregation?

Java Mongodb Aggregation Framework Rename

Why is shared mutability bad?

Java Java 8 Java Stream Immutability

Java 8 peek vs map

Java Java 8

What is the use of @EnableWebSecurity in Spring?

Java Spring Boot Spring Security Annotations

Can Java 9 run on a 32-bit OS?

Java Java 9

Spring Boot controller - Upload Multipart and JSON to DTO

Javascript Java Spring Boot

What difference does @EnableConfigurationProperties make if a bean is already annotated with @ConfigurationProperties?

Java Spring Spring Boot

Should a HashSet be allowed to be added to itself in Java?

Java Collections Set Hashset Contract

OpenJDK8 for windows

Java

Different generic behaviour when using lambda instead of explicit anonymous inner class

Java Generics Lambda Java 8

zookeeper is not a recognized option when executing kafka-console-consumer.sh

Java Apache Kafka Apache Zookeeper

Keycloak Missing form parameter: grant_type

Java Authentication Keycloak

SpringRunner vs SpringBootTest

Java Spring Boot Junit Spring Boot-Test

Do any compilers for the JVM use the "wide" goto?

Java Jvm Goto

What are the different methods to parse strings in Java?

Java String Parsing

$0 (Program Name) in Java? Discover main class?

Java

Why am I getting a ClassCastException when generating javadocs?

Java Ant Javadoc Classcastexception

Unit testing a Java Servlet

Java Unit Testing Servlets

How much memory do Enums take?

Java C++Memory Enums

Java: Text to Speech engines overview

Java Text to-Speech

Is there a way to run a method/class only on Tomcat/Wildfly/Glassfish startup?

Java Tomcat Jakarta Ee Web Applications Startup

How do I include jars in a groovy script?

Java Groovy Jar Classpath

Why are there no byte or short literals in Java?

Java Primitive

java.util.logging.Logger doesn't respect java.util.logging.Level?

Java Logging

Use a .jar java library API in C#?

Java C#.Net Interop

How do I create an .exe for a Java program?

Java Exe

javadoc: @version and @since

Java Documentation Javadoc

GWT: Capturing URL parameters in GET request

Java Gwt

Does Java have a complete enum for HTTP response codes?

Java Http

Measure execution time for a Java method

Java

How to convert Set<String> to String[]?

Java

How to install Maven 3 on Ubuntu 18.04/17.04/16.10/16.04 LTS/15.10/15.04/14.10/14.04 LTS/13.10/13.04 by using apt-get?

Java Maven 3 Ubuntu 16.04 Apt Get Ubuntu 17.04

How can I inject a property value into a Spring Bean which was configured using annotations?

Java Spring Dependency Injection

Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java

Java system.exit

Get a list of resources from classpath directory

Java Resources Classpath

Run jar file in command prompt

Java Jar

How to mock a web server for unit testing in Java?

Java Junit

Executing a Java application in a separate process

Java Process Exec

High performance serialization: Java vs Google Protocol Buffers vs ...?

Java Serialization Caching Protocol Buffers

Pure Java reimplementation of GraphViz?

Java Drawing Graphviz Graph Visualization

Determining Current Call Stack (For Diagnostic Purposes)

Java Stack Trace

Variables in jsp pages with "included" pages

Java Jsp Jakarta Ee

Why can't JAXB find my jaxb.index when running inside Apache Felix?

Java Jaxb Osgi Apache Felix

How can I parse a date including timezone with Joda Time

Java Datetime Timezone Jodatime

Finding all disconnected subgraphs in a graph

Java Algorithm Graph Disconnected Subgraph

Can I reference another property in a properties file (use ${property})

Java Properties Parameters Include

Which overload will get selected for null in Java?

Java Parameters Methods Invocation

Modifying final fields in Java

Java Reflection Final

Generic Interface

Java Interface

Best option for Session management in Java

Java Session Servlets Cookies Url Rewriting

Alternatives to Quartz for job scheduling

Java Quartz Scheduler Job Scheduling

Why is Java faster when using a JIT vs. compiling to machine code?

Java Jit

Close one JFrame without closing another?

Java Swing Jframe

How can I embed Lua in Java?

Java Lua

class or method alias in java

Java

Use <c:forEach> with HashMap

Java Jsp Jstl

Is there java.util.concurrent equivalent for WeakHashMap?

Java Collections Guava java.util.concurrent Weakhashmap

How to register some URL namespace (myapp://app.start/) for accessing your program by calling a URL in browser in Android OS?

Java Android Browser

What's the difference between String.matches and Matcher.matches?

Java

XML Document to String?

Java

Set Date in a single line

Java Date Calendar

How can I convert a Word document to PDF?

Java Pdf Ms Word

(Unknown Source) in Exception stack trace

Java Exception Stack Trace

org.w3c.dom.DOMException: WRONG_DOCUMENT_ERR: A node is used in a different document than the one that created it

Java Soap Axis

What is the difference between synchronized on lockObject and using this as the lock?

Java Concurrency Locking Synchronized Synchronized Block

How to set the charset with JAX-RS?

Java Jakarta Ee Character Encoding Jax Rs

$null check in velocity

Java Struts Velocity

Exception handling try catch inside catch

Java Exception Exception Handling Try Catch

How to "Open" and "Save" using java

Java Swing Jfilechooser

How to read all rows from huge table?

Java Postgresql Jdbc

Java collections maintaining insertion order

Java Data Structures Collections

How to hash a string in Android?

Java Android Hash Cryptography

Java final modifier

Java Final

How to create a BKS (BouncyCastle) format Java Keystore that contains a client certificate chain

Java Android Ssl

Instantiating inner class

Java Inner Classes

How to retrieve element value of XML using Java?

Java Xml

How to generate a graph of the dependency between all modules of a Maven project?

Java Maven 2

How to scale a BufferedImage

Java Image Image Processing Bufferedimage Image Scaling

Inject Generic Implementation using Guice

Java Ioc Container Guice Typeliteral

How do I create an org.xml.sax.InputSource from a String?

Java Xml

Java IOException "Too many open files"

Java File Io

Spring Scheduling: @Scheduled vs Quartz

Java Spring Scheduling Quartz Scheduler

Java conditional compilation: how to prevent code chunks from being compiled?

Java Conditional Compilation

Validating IPv4 string in Java

Java String Validation Ip

How to convert Joda Localdate to Joda DateTime?

Java Timezone Jodatime

Creating GSON Object

Java Json Gson

How to check if a given path is possible child of another path?

Java File Io

What exactly is an instance in Java?

Java Oop Object Reference Instance

What is a first-class-citizen function?

Java First Class-Functions Uses

Is -Djava.library.path=... equivalent to System.setProperty("java.library.path", ...)

Java

Eclipse webtools project (WTP) and its performance / quality

Java Eclipse Jsp Ide Eclipse Wtp

Java HashSet vs HashMap

Java Collections

How do you map multiple query parameters to the fields of a bean on Jersey GET request?

Java Jersey Jax Rs

RetentionPolicy CLASS vs. RUNTIME

Java Annotations

URL decoding: UnsupportedEncodingException in Java

Java Encoding

Giving multiple conditions in for loop in Java

Java

How to generate a unique hash code for string input in android...?

Java Android Hash Hashmap

Comparing Class Types in Java

Java Types Compare

display Java.util.Date in a specific format

Java Date

What is the right Maven dependency for javax.jms.* classes?

Java Maven Jms

Deserializing JSON into object with overloaded methods using Jackson

Java Json Jackson

How can I shutdown Spring task executor/scheduler pools before all other beans in the web app are destroyed?

Java Spring Threadpool

Why not have all the functions as virtual in C++?

Java C++Virtual Functions

Why is StringTokenizer deprecated?

Java String Split Deprecated Stringtokenizer

Java Web Service client basic authentication

Java Web Services Jakarta Ee Jax Ws

Change Jenkins port on macOS

Java Macos Continuous Integration Port Jenkins

Why does new String("") compile while char c = '' does not?

Java

How to get day of the month?

Java Android

Method for evaluating math expressions in Java

Java Math Formula

Java - how do I prevent WindowClosing from actually closing the window

Java Swing Jframe Windowlistener

Getting Date in HTTP format in Java

Java Http Date Time

Dx bad class file magic (cafebabe) or version (0033.0000) with ADK14

Java Android

Mongo - Ignore property from being persisted

Java Mongodb Spring Data Spring Data-Document

JOptionPane to get password

Java Swing User Interface Passwords Joptionpane

Getting stacktrace in logger

Java Log4j Stack Trace

Defaulting date time zone to UTC for Jodatime's DateTime

Java Jodatime

Using Google Guava's Objects.ToStringHelper

Java Guava Tostring

How to force Hibernate to return dates as java.util.Date instead of Timestamp?

Java Hibernate Jpa Mapping

Converting from byte to int in Java

Java Type Conversion

Test if it is JSONObject or JSONArray

Java Json

Android Button Onclick

Java Android

Convert double to Int, rounded down

Java Type Conversion Rounding

Java: avoid checking for null in nested classes (Deep Null checking)

Java Class Null Ternary

How to clear PermGen space Error in tomcat

Java Tomcat Permgen

Must issue a STARTTLS command first

Java

What is x after "x = x++"?

Java Operators Post Increment

Under what conditions is a JSESSIONID created?

Java Jsessionid

Compare if BigDecimal is greater than zero

Java Compare Bigdecimal

Java 8 Streams: multiple filters vs. complex condition

Java Lambda Filter Java 8 Java Stream

org.hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set

Java Hibernate Maven Jpa Spring Boot

When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext) information in a bean?

Java Spring Spring Mvc Spring Security

Simple way to find if two different lists contain exactly the same elements?

Java Collections

What is the list of valid @SuppressWarnings warning names in Java?

Java Eclipse Warnings Compiler Warnings Suppress Warnings

Java time-based map/cache with expiring keys

Java Caching Dictionary

HashMap implementation in Java. How does the bucket index calculation work?

Java Hashmap

Difference between generic type and wildcard type

Java Generics Wildcard

Unit testing with mockito for constructors

Java Unit Testing Mockito

How to use a tablename variable for a java prepared statement insert

Java Sql Variables Dynamic Prepared Statement

log4j:WARN No appenders could be found for logger (running jar file, not web app)

Java Log4j

How to load a large xlsx file with Apache POI?

Java Memory Apache Poi Out of-Memory Xssf

Dealing with an ArrayStoreException

Java Arrays Casting Type Conversion

Java random numbers using a seed

Java Random Seed

How to round 0.745 to 0.75 using BigDecimal.ROUND_HALF_UP?

Java Bigdecimal Rounding

java.lang.UnsupportedClassVersionError

Java Unsupported Class-Version

Java and HTTPS url connection without downloading certificate

Java Ssl Https

Class vs package vs module vs component vs container vs service vs platform in Java world

Java Jakarta Ee Architecture Terminology Enterprise

How to specify a classifier in a gradle dependency's dependency?

Java Dependency Injection Guice Gradle Dependency Management

Java: Convert List<Integer> to String

Java

Why does the Java compiler not understand this variable is always initialized?

Java Initialization Conditional Final

Java OutOfMemoryError strange behaviour

Java Out of-Memory

Android keystore stopped working

Java Android Apk Keystore Jarsigner

Allowing the "Enter" key to press the submit button, as opposed to only using MouseClick

Java Swing Keylistener

How to extract a string between two delimiters

Java String Split

Use of uninitialized final field - with/without 'this.' qualifier

Java

Factory in Java when concrete objects take different constructor parameters

Java Design Patterns Factory

SimpleDateFormat returns 24-hour date: how to get 12-hour date?

Java Android Simpledateformat

File loading by getClass().getResource()

Java File Load Embedded Resource

How do I give Jenkins more heap space when it's running as a daemon on Ubuntu?

Java Ubuntu Jenkins Out of-Memory Heap Memory

Android - Check whether a value exist in an Array

Java Arrays

How to call the overridden method of a superclass?

Java Inheritance Overriding

How to have multiple condition in an th:if tag using thymeleaf

Java Html Spring Jstl Thymeleaf

How to enable LockModeType.PESSIMISTIC_WRITE when looking up entities with Spring Data JPA?

Java Spring Jpa Spring Data Spring Data-Jpa

How to get row count in an Excel file using POI library?

Java Excel Apache Poi Poi Hssf

Difference between MBean and MXBean

Java Jmx Mbeans

JPA - How to set string column to varchar(max) in DDL

Java Sql Server Hibernate Jpa Ddl

Unable to install rJava in R 3.0 in Ubuntu 13.04

Java R Ubuntu Java Native-Interface Rjava

Unable to do low-level decoding of video on Android 4.2 without using media extractor

Java Android Video Processing Decoding Android Mediarecorder

How Can we create a topic in Kafka from the IDE using API

Java Apache Kafka

Happens-before relationships with volatile fields and synchronized blocks in Java - and their impact on non-volatile variables?

Java Multithreading Synchronized Volatile

Saving child collections with OrmLite on Android with objects created from Jackson

Java Android Orm Jackson Ormlite

Testing @Scheduled in spring

Java Spring Unit Testing Scheduler

Where does Eclipse store preferences?

Java Eclipse Formatting Eclipse Rcp Settings

How to get the path string from a java.nio.Path?

Java File Nio

Does Hibernate Fully Support SQLite

Java Hibernate Sqlite

Supported @SuppressWarnings Values in Android Studio

Java Android Intellij Idea Android Studio

java.lang.NoSuchMethodException: userAuth.User.<init>()

Java Spring Validation Hibernate Validator

Are Java primitives immutable?

Java Primitive

Cannot Autowire Service in HandlerInterceptorAdapter

Java Spring Spring Mvc

Jackson @JsonProperty(required=true) doesn't throw an exception

Java Json Jackson

For-each vs Iterator. Which will be the better option

Java Foreach Iterator

Wait until boolean value changes it state

Java Multithreading Boolean

How to click a link whose href has a certain substring in Selenium?

Java Selenium

java.util.Date format SSSSSS: if not microseconds what are the last 3 digits?

Java Date Format Timestamp

Setter methods or constructors

Java Constructor Setter

java codility training Genomic-range-query

Java Algorithm

What's the proper way to format "if" statements in Java with multiline "ands" or "ors"?

Java If Statement Format

What does the <E> syntax mean in Java?

Java Syntax

Simplest way to print an `IntStream` as a `String`

Java Java 8 Java Stream

What is the difference between response.sendRedirect() and request.getRequestDispatcher().forward(request,response)

Java Jsp Request Response Forward

role of multithreading in web application

Java Multithreading Servlets Web Applications

exception loading sessions from persistent storage

Java Spring Spring Mvc

In Java, can you modify a List while iterating through it?

Java Arraylist

Unable to start derby database from Netbeans 7.4

Java Netbeans Derby

Rest-assured. Is it possible to extract value from request json?

Java Json Rest Rest Assured

Stream and lazy evaluation

Java Java 8 Java Stream

Why does Java read a big file faster than C++?

Java C++File

A SQLiteConnection object for database was leaked! Please fix your application

Java Android Database Sqlite

What does the Hibernate proxy object contain?

Java Hibernate Orm Proxy Hibernate Mapping

Spring HATEOAS embedded resource support

Java Spring Spring Hateoas

Maven:Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.7:resources

Java Eclipse Maven Maven Plugin

Group by and sum objects like in SQL with Java lambdas?

Java Lambda Java 8 Java Stream

Why write Try-With-Resources without Catch or Finally?

Java Try with-Resources

How to use dagger in a android library project

Java Android Dagger

How do I add a resources folder to my Java project in Eclipse

Java Eclipse File Io Resources Project Organization

HashMap vs Switch statement performance

Java Hashmap Switch Statement

Why are floating point infinities, unlike NaNs, equal?

Java Floating Point Comparison Nan Infinity

Will an assertion error be caught by in a catch block for java exception?

Java Junit Try Catch Assert

Spring Boot JSP 404

Java Spring Jsp Spring Mvc

Should I use a separate ScriptEngine and CompiledScript instances per each thread?

Java Multithreading Nashorn Jsr223

Can the generic type of a generic Java method be used to enforce the type of arguments?

Java Generics Types

Android Studio - with Junit 4.12 “!!! JUnit version 3.8 or later expected:”

Java Android Android Studio Junit

Avoid NoSuchElementException with Stream

Java Java 8 Java Stream Optional

Java 8 lambdas group list into map

Java Java 8 Java Stream

Why do two programs have forward referencing errors while the third does not?

Java Static Instance Forward

How set up Spring Boot to run HTTPS / HTTP ports

Java Spring Spring Boot Ssl

Analyzing Android Project with Lint and SonarQube

Java Android Gradle Sonarqube Android Gradle-Plugin

Unable to find a suitable main class, please add a 'mainClass' property, Spring boot

Java Spring Maven

How to set a custom font to the title in toolbar android

Java Android Fonts Toolbar Title

What are all of the Maven Command Line Options?

Java Maven Maven 2 Maven 3

Android TextUtils isEmpty vs String.isEmpty

Java Android

LocalDateTime to ZonedDateTime

Java Spring Data-Jpa Postgresql 9.3 Java Time

Remove all unused classes,methods from Android Studio project

Java Android Android Studio

Why is `synchronized (new Object()) {}` a no-op?

Java Multithreading Java Memory-Model

java.lang.NullPointerException is thrown using a method-reference but not a lambda expression

Java Lambda Nullpointerexception Java 8 Method Reference

Setting custom key when pushing new data to firebase database

Java Android Firebase Firebase Realtime-Database Fire Sharp

How do you turn off swagger-ui in production

Java Spring Spring Boot Swagger Swagger Ui

Close Java 8 Stream

Java Java 8 Java Stream

Spring Boot application gives 404 when deployed to Tomcat but works with embedded server

Java Maven Spring Mvc Tomcat Spring Boot

What is the difference between ArrayList.clear() and ArrayList.removeAll()?

Java Arraylist

Hadoop "Unable to load native-hadoop library for your platform" warning

Java Linux Hadoop Hadoop2 java.library.path

Is there a way to get rid of accents and convert a whole string to regular letters?

Java String Diacritics

Eclipse cannot load SWT libraries

Java Eclipse Ubuntu Unsatisfiedlinkerror

Why does Stream<T> not implement Iterable<T>?

Java Java 8 Java Stream Iterable

How to clone ArrayList and also clone its contents?

Java Collections Clone Deep Copy

Why is Spring's ApplicationContext.getBean considered bad?

Java Spring

What's the reason I can't create generic array types in Java?

Java Generics Type Erasure

Does Java's try-with-resources catch errors or just exceptions?

Java Exception Junit Exception Handling

Where can I get "serviceAccountCredentials.json" for Firebase Admin?

Java Firebase Firebase Realtime-Database Firebase Authentication

Spring boot 1.4 Testing : Configuration error: found multiple declarations of @BootstrapWith

Java Spring Spring Mvc Spring Boot Spring Test

Adding Lombok plugin to IntelliJ project

Java Spring Boot Lombok Intellij Lombok-Plugin

How to get current year in android?

Java Android

Convert java.time.Instant to java.sql.Timestamp without Zone offset

Java Date Time Timestamp java.time.instant

Invalid syntax error "type= MyISAM" in DDL generated by Hibernate

Java Mysql Hibernate Mariadb

How would I add an annotation to exclude a method from a jacoco code coverage report?

Java Gradle Junit Code Coverage Jacoco

How are coroutines implemented in JVM langs without JVM support?

Java Scala Jvm Kotlin Jvm Languages

React Native Android run causes "Illegal number of arguments for updateHotspot command"

Java Android React Native

What is a shaded jar? And what is the difference/similarities between uber jar and shaded jar?

Java Maven Maven Shade-Plugin

Android Work Manager vs Services?

Java Android Intentservice Android Jetpack Android Workmanager

How to write code in Java 11, but target Java 8 and above?

Java Cross Compiling Javac Java 11

Is there ever a reason not to use Java 8's parallelSort?

Java Sorting Parallel Processing

The output -1 becomes a slash in the loop

Java String While Loop Jvm Jit

Why doesn't Java autoboxing extend to method invocations of methods of the autoboxed types?

Java Autoboxing

How to reference javadocs to dependencies in Maven's eclipse plugin when javadoc not attached to dependency

Java Eclipse Maven 2

Dynamically find the class that represents a primitive Java type

Java Reflection Types Primitive

Java double comparison epsilon

Java Floating Point Currency

What is the best/simplest way to read in an XML file in Java application?

Java Xml File

How to Cross-Compile Java Source Code to JavaScript?

Javascript Java Code Translation

Looking for Java spell checker library

Java Nlp Spell Checking Languagetool

Java Memcached Client

Java Web Applications Memcached

Java is NEVER pass-by-reference, right?...right?

Java Pass by-Reference Pass by-Value

Where should I put my JUnit tests?

Java Unit Testing Junit

Efficient way to search a stream for a string

Java Algorithm String Search Stream

Stack overflows from deep recursion in Java?

Java Functional Programming Stack Overflow

How big is an object reference in Java and precisely what information does it contain?

Java

Java vs C#: Are there any studies that compare their execution speed?

C#Java .Net Benchmarking

scrollbars in JTextArea

Java Swing

A cycle was detected in the build path of project xxx - Build Path Problem

Java Eclipse Maven 2 Osgi Bundle

How to get local application data folder in Java?

Java Windows Shell

Using Java Advanced Imaging with Maven

Java Maven 2 Jai

alternative to memcached that can persist to disk

Java Caching Persistence Memcached Distributed

Is it possible to write swap method in Java?

Java Swap Primitive Types

Session/cookie management in Apache JMeter

Java Session Cookies Jmeter Session Cookies

Check if file is already open

Java File Io

How to unit test a Spring MVC controller using @PathVariable?

Java Spring Unit Testing Spring Mvc Spring Test

ASP.NET MVC vs Spring MVC

Java .Net asp.net Mvc Comparison Spring Mvc

HttpClient 4 - how to capture last redirect URL

Java Apache Httpclient-4.x

Java vs Python on Hadoop

Java Python Hadoop

How can I require a method argument in Java to implement multiple interfaces?

Java Oop Multiple Inheritance

Eclipse: stop code from running (java)

Java Eclipse Jvm

Compute SHA-1 of byte array

Java Sha1

Hibernate recursive many-to-many association with the same entity

Java Hibernate Jakarta Ee Entity Relationship Hibernate Annotations

Replace the last part of a string

Java Regex String Replace

Technical reasons behind formatting when incrementing by 1 in a 'for' loop?

Java C#C++C For Loop

Preemptive Basic authentication with Apache HttpClient 4

Java Basic Authentication Apache Commons-Httpclient

How does Spring 3 expression language interact with property placeholders?

Java Spring Spring El

in velocity can you iterate through a java hashmap's entry set()?

Java Xml Velocity Template Engine

Unreachable code error vs. dead code warning in Java under Eclipse?

Java Eclipse Dead Code Unreachable Code

Eclipse will not open due to environment variables

Java Eclipse Environment Variables

What is the best way to avoid maven-jar?

Java Maven 2 Ant Jar Maven Plugin

Multiple returns: Which one sets the final return value?

Java Return Finally

Unboxing Null-Object to primitive type results in NullPointerException, fine?

Java Nullpointerexception

' ... != null' or 'null != ....' best performance?

Java Performance Micro Optimization

Assert a good practice or not?

Java Assert

How do I connect to a SQL Server 2008 database using JDBC?

Java Sql Server Sql Server-2008 Jdbc

Why static fields are not initialized in time?

Java Static Null Nullpointerexception

Java parsing XML document gives "Content not allowed in prolog." error

Java Xml Eclipse Xml Parsing

Eclipse could not delete error

Java Eclipse Build

Joda time : How to convert String to LocalDate?

Java Jodatime

How to unmap a file from memory mapped using FileChannel in java?

Java Memory Mapped-Files

Python vs. Java performance (runtime speed)

Java Python Performance

Default value on JSP custom-tag attribute

Java Jsp Jsp Tags Default Value

Automapper for Java

Java .Net Mapping Automapper

GetView Vs. BindView in a custom CursorAdapter?

Java Android User Interface Adapter

How to do union, intersect, difference and reverse data in java

Java

What is the most elegant way to convert a hyphen separated word (e.g. "do-some-stuff") to the lower camel-case variation (e.g. "doSomeStuff")?

Java

Do I need to close InputStream after I close the Reader

Java

Java ArrayList of Arrays?

Java Arrays Multidimensional Array Arraylist

Eclipse does not recognize content of persistence.xml

Java Eclipse Orm Jpa M2eclipse

Difference between Java's `Double.MIN_NORMAL` and `Double.MIN_VALUE`?

Java Ieee 754

Why do many Collection classes in Java extend the abstract class and implement the interface as well?

Java Collections

Java Reflection calling constructor with primitive types

Java Reflection

ISO 8601 String to Date/Time object in Android

Java Android Parsing Iso8601

Java HashMap: How to get a key and value by index?

Java Iteration Hashmap

JPA/Criteria API - Like & equal problem

Java Jpa Jpa 2.0 Criteria Api

Difference between "this" and"super" keywords in Java

Java Keyword

How to upload sources to local Maven repository

Java Maven 2 Maven

How should I map long to int in hashCode()?

Java Algorithm Hash

java.io.FileNotFoundException: (Access is denied)

Java Filenotfoundexception Access Denied

How to get SLF4J "Hello World" working with log4j?

Java Logging Log4j Slf4j

Run piece of code contained in a String

Java Reflection

log4j - set different loglevel for different packages/classes

Java Log4j

Java: Static transient fields

Java Serialization Static Field Transient

How to write JPQL SELECT with embedded id?

Java Jpa Jpql Composite Key

Apache HTTP client or URLConnection

Java Android Urlconnection Apache Commons-Httpclient

is it possible to "go back" in java eclipse debugger like dragging the arrow in VS

Java Eclipse Visual Studio Debugging

"_Problem Loading Widget" message

Java Android Android Layout Android Widget Loading

In Java how do you convert a decimal number to base 36?

Java Math Decimal

'Must Override a Superclass Method' Errors after importing a project into Eclipse

Java Android Eclipse Overriding Superclass

Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a loop

Java Collections Iteration

How to get the current working directory in Java?

Java Java Io

How to parse JSON in Java

Java Json Parsing

Sort ArrayList of custom Objects by property

Java Sorting Date Comparator

Can't execute jar- file: "no main manifest attribute"

Java Jar Manifest Main

How to install Java 8 on Mac

Java Macos Java 8 Installation

Android SDK installation doesn't find JDK

Java Android Sdk Windows 7-X64 Jdk6

Reading a List from properties file and load with spring annotation @Value

Java Spring Spring Properties

Adding header for HttpURLConnection

Java Http

PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate

Java Hibernate Jpa Entity Persist

Sprintf equivalent in Java

Java String Formatting

What does Java option -Xmx stand for?

Java

Default value of 'boolean' and 'Boolean' in Java

Java Boolean Default Value

What is pluginManagement in Maven's pom.xml?

Java Maven Build pom.xml Maven Dependency-Plugin

Why must wait() always be in synchronized block

Java Multithreading Concurrency Wait

Keystore change passwords

Java Keystore

Why is there no String.Empty in Java?

Java String

In Java, can we divide a class into multiple files

Java Class

Does Java support inner / local / sub methods?

Java Methods

How do I copy a 2 Dimensional array in Java?

Java Arrays Multidimensional Array Copy

Time measuring overhead in Java

Java Timestamp Overhead

How to Design and Architect a Java/Java EE web application?

Java Architecture Jakarta Ee

Java get month string from integer

Java Date

Optional parts in SimpleDateFormat

Java Datetime Localization Simpledateformat

What's the difference between the IN and MEMBER OF JPQL operators?

Java Jpa Jakarta Ee Jpql

how to wait for Android runOnUiThread to be finished?

Java Android Multithreading

Converting java.sql.Date to java.util.Date

Java Jdbc

How to generate HMAC-SHA1 in C#?

C#Java Php Ruby Hmac

JDBC SQLServerException: "This driver is not configured for integrated authentication."

Java Sql Server Jdbc Mssql Jdbc Smartfoxserver

Make a ProgressBar update smoothly

Java Android Android Layout

Why is declaration of the variable required inside a for-each loop in java

Java Syntax Foreach

Convert International String to \u Codes in java

Java Unicode Escaping Unicode Escapes

How can I disable "Scan for external changes" in netbeans?

Java Netbeans

How to organize a Swing GUI application?

Java Swing User Interface Architecture

exception in thread 'main' java.lang.NoClassDefFoundError:

Java Noclassdeffounderror

A fatal error has been detected by the Java Runtime Environment: SIGSEGV, libjvm

Java Fatal Error Jvm Crash

How to increase Heap size of JVM

Java

Fill primitive properties with random data automatically?

Java Testing

Java: Enumeration from Set<String>

Java Collections Set Enumeration

Stack with find-min/find-max more efficient than O(n)?

Java Algorithm Data Structures Stack Big O

e.printStackTrace(); in string

Java Android Stack Trace

What is the difference between Java's BufferedReader and InputStreamReader classes?

Java Inputstream Bufferedreader Inputstreamreader

Return multiple values from a Java method: why no n-tuple objects?

Java Methods Return Type

How to change MySQL timezone in a database connection using Java?

Java Mysql Jdbc Timezone

Why my exception class needs to be serialized?

Java Exception Serialization Deserialization Serialversionuid

How can a threadpool be reused after shutdown

Java Concurrency

Is there a "word wrap" property for JLabel?

Java Swing Jlabel

Creating Hashtable as final in java

Java Hashtable

Resource usage of google Go vs Python and Java on Appengine

Java Python Google App-Engine Go

A unicode newline character(\u000d) in Java

Java Unicode

mockito : how to unmock a method?

Java Testing Mockito Spy

-XX:MaxPermSize with or without -XX:PermSize

Java Jvm Jvm Hotspot Permgen

Increasing heap space in Eclipse: (java.lang.OutOfMemoryError)

Java Eclipse Exception Handling

Is there any quick way to get the last two characters in a string?

Java

Does Maven support incremental builds?

Java Maven

Would a Java HashSet<String>'s contains() method test equality of the strings or object identity?

Java String Reference Hashset

ClassNotFoundException: org.slf4j.LoggerFactory

Java Gwt Slf4j

Getting Marshall result into String

Java Jaxb

What are classes, references, and objects?

Java Oop Class Object Reference

Mocking a class vs. mocking its interface

Java Unit Testing Junit Mocking

Java: Ternary with no return. (For method calling)

Java Methods Boolean Return Ternary

Where does H2's Embedded Databases Store the data?

Java Database Jdbc H2 Embedded Database

Is Java 7 WatchService Slow for Anyone Else?

Java Nio Watchservice

What is the Java's internal represention for String? Modified UTF-8? UTF-16?

Java String Encoding Utf 8 Utf 16

Merging Two JSON Documents Using Jackson

Java Json Jackson

Java: Calculating the angle between two points in degrees

Java Point Angle Degrees

How to avoid a lot of if else conditions

Java If Statement Refactoring

How can I convert POI HSSFWorkbook to bytes?

Java Apache Poi

Does it make sense to define a final String in Java?

Java String Final

java.io.InvalidClassException: local class incompatible:

Java Serialization Client Server Deserialization

How to replace first occurrence of string in Java

Java String Replace

How to get a list of specific fields values from objects stored in a list?

Java Collections

Why can't primitive data types be "null" in Java?

Java Null Primitive Types

Generics what does <?> actually mean?

Java Generics

Generator functions equivalent in Java

Java Python Iterator Generator

httpclient exception "org.apache.http.conn.ConnectionPoolTimeoutException: Timeout waiting for connection"

Java Exception Httpclient

Java code changeset in liquibase

Java Jdbc Liquibase Flyway

Align text in JLabel to the right

Java Jpanel Jlabel Text Alignment

A shortcut to select a line in Eclipse?

Java Eclipse Keyboard Shortcuts Shortcut

Preventing checkstyle from running in a specific maven submodule

Java Maven Checkstyle

Why isn't a qualified static final variable allowed in a static initialization block?

Java Static Final Static Initialization Qualified Name

JPA OneToMany and ManyToOne throw: Repeated column in mapping for entity column (should be mapped with insert="false" update="false")

Java Hibernate Jpa One to-Many Many to-One

How to automate drag & drop functionality using Selenium WebDriver Java

Java Selenium Selenium Webdriver Drag and-Drop

Factory classes

Java Oop Object Factory

what's the difference between Executor and ExecutorService?

Java

Updating property value in properties file without deleting other values

Java Properties

java.rmi.ConnectException: Connection refused to host: 127.0.1.1;

Java Exception Connection Rmi Remoteobject

java.io.IOException: Broken pipe

Java Spring Mvc Jetty

Is there a difference in removing the curly braces from If statements in java

Java If Statement Curly Braces

javax.net.ssl.SSLException: Received fatal alert: protocol_version

Java Ssl Jsse

Intellij Code Completion for all setter/getter methods of local variable object

Java Intellij Idea Editor

How to deploy a node.js app with maven?

Java node.js Maven Continuous Integration Npm

Check is a point (x,y) is between two points drawn on a straight line

Java Line

Confusing output from infinite recursion within try-catch

Java Stack Overflow

Change the System Brightness Programmatically

Java Android Brightness Screen Brightness

How to set filename containing spaces in Content-Disposition header

Java Servlets Download Filenames

How can "a <= b && b <= a && a != b" be true?

Java Loops If Statement Autoboxing

How to simulate a real mouse click using java?

Java Windows Awt Awtrobot

How to unpackage and repackage a WAR file

Java Maven Web Applications jboss7.x War

Detecting if a string has unique characters: comparing my solution to "Cracking the Coding Interview?"

Java String Algorithm Big O Time Complexity

Java - Access is denied java.io.FileNotFoundException

Java Filenotfoundexception

How Threadpool re-use Threads and how it works

Java Multithreading Concurrency Threadpool

Is there an invisible character that is not regarded as whitespace?

Java Whitespace

Exception : mockito wanted but not invoked, Actually there were zero interactions with this mock

Java Unit Testing Mockito

NPE in ChangeCurrentByOneFromLongPressCommand (on Samsung devices w/ Android 4.3)

Java Android Numberpicker

execute shell command from android

Java Android Xml Shell Android 4.4-Kitkat

How does Java resolve a relative path in new File()?

Java File Relative Path

Passing whole object vs passing object's property

Java Performance Oop

Can program developed with Java 8 be run on Java 7?

Java Backwards Compatibility Java 8 Java Server

Random over ThreadLocalRandom

Java Multithreading Random

Java 8 method references: provide a Supplier capable of supplying a parameterized result

Java Java 8 Java Stream

Get generic type of java.util.List

Java Generics

What are static factory methods?

Java Design Patterns Factory Method

Print the data in ResultSet along with column names

Java Mysql Scala Jdbc

How to handle authentication popup with Selenium WebDriver using Java

Java Authentication Selenium Selenium Webdriver Popup

Where is the Java 8 Consumer with more than one argument?

Java C#Lambda Java 8 Java Stream

What is difference between mutable and immutable String in java

Java String Immutability Mutable Stringbuffer

What is the Java equivalent of NuGet?

Java Nuget

Java 8 - DateTimeFormatter and ISO_INSTANT issues with ZonedDateTime

Java Java 8 Java Time

Do you need a database transaction for reading data?

Java Spring Hibernate Jdbc Transactions

How to get a JsonProcessingException using Jackson

Java Json Jackson

How to configure annotations processing in IntelliJ IDEA 14 for current project work?

Java Spring Maven Spring Mvc Intellij Idea

Problems with singletons when using component dependencies

Java Dagger 2

Why mixing + and cast does not produce an error in "+(int)+(long)-1"?

Java

Dynamic spring data jpa repository query with arbitrary AND clauses

Java Spring Spring Data Spring Data-Jpa Querydsl

What is the significance of @javax.persistence.Lob annotation in JPA?

Java Jpa Annotations Java Ee-7

What is the HTTP status return code for a successful DELETE statement in REST?

Java Spring Web Services Rest Spring Mvc

IntelliJ doesn't recognize java project after cloning

Java Git Intellij Idea

Difference between intellij Project make and Maven Compile?

Java Eclipse Maven Intellij Idea Ide

Convert String array to Map using Java 8 Lambda expressions

Java Lambda Functional Programming Java 8 Java Stream

How to build a docker container for a Java application

Java Maven Gradle Docker Dockerfile

What's new in Hibernate ORM 5?

Java Hibernate Jpa Orm Hibernate 5.x

Unable to autowire the service inside my authentication filter in Spring

Java Spring Hibernate Spring Mvc

Difference between Collections.sort(list) and list.sort(Comparator)

Java List Sorting

How to enable enum inheritance

Java Inheritance Enums

What is the difference between "gradle bootRun" and "gradle run" to run a springboot application?

Java Spring Gradle Spring Boot

Retrofit 2.0 throwing "IllegalArgumentException: @Field parameters can only be used with form encoding". How to do right API query and fix it?

Java Android Api Retrofit Retrofit2

Difference between Resident Set Size (RSS) and Java total committed memory (NMT) for a JVM running in Docker container

Java Linux Memory Docker Jvm

List.of() or Collections.emptyList()

Java Collections Java 9

JAVA -tomcat- Request header is too large

Java Http Tomcat Tomcat7

Formatting date in Thymeleaf

Java Spring Boot Thymeleaf Datetime Format

Spring security CORS Filter

Java Spring Spring Security Spring Boot Cors

Java 8 Lambda: Comparator

Java Lambda Java 8 Comparator

Gradle home cannot be found on Mac

Java Bash Macos Gradle

Coding pattern for random percentage branching?

Java Design Patterns Random

Java tagged union / sum types

Java Haskell Algebraic Data-Types

Hibernate dialect for MySQL 8?

Java Mysql Hibernate

When catch doesn't actually catch anything

Java Exception Try Catch Comparator

IntelliJ IDEA underlines variables when using += in JAVA

Java Variables Intellij Idea Underline

Backpressure mechanism in Spring Web-Flux

Java Reactive Programming Spring Webflux Backpressure

Why does javac allow some impossible casts and not others?

Java Casting Compiler Errors Javac

Lombok getter/setter vs Java 14 record

Java Getter Lombok Java 14 Java Record

What is the difference between Azul OpenJDK, Zulu OpenJDK and OpenJDK?

Java Azul Zulu

Java Serialization with non serializable parts

Java Serialization

ResultSet: Retrieving column values by index versus retrieving by label

Java Optimization Jdbc Resultset Maintenance

Using system environment variables in log4j xml configuration

Java Xml Configuration Log4j Environment Variables

Do you use Javadoc for every method you write?

Java Api Javadoc

Java HTML Parsing

Java Html Parsing Web Scraping

Which is the best alternative for Java Serialization?

Java Serialization Xml Serialization

Best way to read structured binary files with Java

Java File Binaryfiles

Should Helper/Utility Classes be abstract?

Java Abstract Class

Where to put the external jars?

Java Eclipse Jar Eclipse 3.4 Ganymede

Is it possible to run JUnit tests from multiple packages in Eclipse?

Java Eclipse Testing Junit

Is there a CRUD generator utility in Java(any framework) like Scaffolding in Rails?

Java Ruby on-Rails Crud Scaffolding

Java Performance Testing

Java Performance Performance Testing

How do I set the default Java installation/runtime (Windows)?

Java Windows Installation Runtime

How to solve the LazyInitializationException when using JPA and Hibernate

Java Hibernate Jpa Orm Lazy Initialization

Is it possible to set an environment variable at runtime from Java?

Java Environment Variables

How can I implement the Iterable interface?

Java Iterator

creating final variables inside a loop

Java Final

A tool like ReSharper, but for Java?

Java Resharper

Any way to share session state between different applications in tomcat?

Java Session Tomcat Jakarta Ee

JPA, How to use the same class (entity) to map different tables?

Java Jpa Entity

How to upload a file using Java HttpClient library working with PHP

Java Php Java Http-Client

How can I write custom Exceptions?

Java Exception

Why is Java's Class<T> generic?

Java Generics

Java reflection: Is the order of class fields and methods standardized?

Java Reflection Standards Compliance

Create Excel file in Java

Java Excel Jexcelapi

use java-ffmpeg wrapper, or simply use java runtime to execute ffmpeg?

Java Ffmpeg runtime.exec

Java exception not caught

Java Exception Try Catch

Hidden Features of Java

Java

How to split a string, but also keep the delimiters?

Java Regex

Differences between Java 8 Date Time API (java.time) and Joda-Time

Java Datetime Java 8 Jodatime Java Time

Why use Optional.of over Optional.ofNullable?

Java Java 8 Nullpointerexception Null Optional

How to compare objects by multiple fields

Java Oop

What is the difference between Serializable and Externalizable in Java?

Java Serialization Serializable Externalizable

iterating over and removing from a map

Java

What is Eclipse's Ctrl+O (Show Outline) shortcut equivalent in IntelliJ IDEA?

Java Eclipse Ide Keyboard Shortcuts Intellij Idea

How to enable wire logging for a java HttpURLConnection traffic?

Java Http Logging Httpurlconnection

Moving the instruction pointer while debugging Java in Eclipse

Java Eclipse Debugging

Enum with int value in Java

C#Java Enums

How do I create a Java sandbox?

Java Security Plugins Sandbox

Error in Preview of Custom Eclipse refactoring

Java Eclipse Refactoring Eclipse Plugin

Maven GWT 2.0 and Eclipse

Java Eclipse Maven 2 Gwt

How can one develop iPhone apps in Java?

Java Iphone Objective C

Connection with MySql is being aborted automatically. How to configure Connector/J properly?

Java Mysql Spring Jpa Connection Timeout

java - path to trustStore - set property doesn't work?

Java Ssl Keystore Jsse Truststore

Most efficient solution for reading CLOB to String, and String to CLOB in Java?

Java Stringbuilder Clob

Java : parse java source code, extract methods

Java Parsing

Simple Java HTTPS server

Java Ssl Https Java 6

Abstract class with final uninitialized field

Java Oop

Executable war file that starts jetty without maven

Java Executable Jetty Manifest War

How to roll the log file on startup in logback

Java Startup Logback Appender

Calendar add() vs roll() when do we use it?

Java Calendar

How can i benchmark method execution time in java?

Java Optimization

Run .jar from batch-file

Java File Batch File

How do you get the selected value of a Spinner?

Java Android Spinner

How do I use modulus for float/double?

Java Modulo

Starting new transaction in Spring bean

Java Spring Transactions

Can the JVM recover from an OutOfMemoryError without a restart

Java Jvm Out of-Memory

Best Loop Idiom for special casing the last element

Java Loops While Loop Idioms

Is there a Java equivalent of C#'s InvalidOperationException?

Java Exception Invalidoperationexception

How to generate an HMAC in Java equivalent to a Python example?

Java Oauth Sha1 Hmac Cryptoapi

Android set degree symbol to Textview

Java Android Textview Symbols

Literal Syntax For byte[] arrays using Hex notation..?

Java Arrays Compiler Construction Hex Literals

SwingUtilities.invokeLater() why is it needed?

Java Swing

overriding or setting web service endpoint at runtime for code generated with wsimport

Java Jax Ws

Best way to create singleton array

Java Arrays

How to make eclipse automatically add braces to an IF statement?

Java Eclipse Curly Braces

Java: instantiating an enum using reflection

Java Reflection Enums

How do I get a list of all HttpSession objects in a web application?

Java Web Applications Servlets Httpsession

Inherited abstract class with JPA (+Hibernate)

Java Hibernate Jpa Annotations

How to convert from float to bigDecimal in java?

Java Floating Point Bigdecimal

What's the difference between undefined in Haskell and null in Java?

Java Haskell Types Null Maybe

Is Java 7 using Tim Sort for the Method Arrays.Sort?

Java Arrays Sorting Timsort

Using internal sun classes with javac

Java Javac Internal

Spring @Value annotation always evaluating as null?

Java Spring Spring Mvc

Problems with newline in Graphics2D.drawString

Java String Newline Graphics2d

Changing private final fields via reflection

Java Reflection Final

What is the difference between the float and integer data type when the size is the same?

Java Floating Point Integer

Why does Java allow control characters in its identifiers?

Java Variables Unicode

Is there any program like LINQPad for Java?

Java Ide Linqpad

Why can't a Generic Type Parameter have a lower bound in Java?

Java Generics Bounds

Where are the Java preferences stored in Windows 7?

Java Windows 7 Preferences

No Hibernate Session bound to thread, and configuration does not allow creation of non-transactional one here

Java Hibernate Spring

Redirect pages in JSP?

Java Jsp Redirect

Do I need to close a ByteArrayInputStream?

Java Garbage Collection Inputstream

Scroll JScrollPane to bottom

Java Swing

Setting session timeout period with Spring Security 3.0

Java Spring Security Session Timeout

Java random number with given length

Java Random

byte array to short array and back again in java

Java Arrays Byte Type Conversion Short

What is the difference between JDBC and JDBI?

Java Jdbc Jdbi

Checking flag bits java

Java Bit Manipulation Flags

UnsupportedOperationException in AbstractList.remove() when operating on ArrayList

Java List Iterator Arraylist

What's the best way to return a pair of values in Java?

Java Data Structures

Spring @Async Not Working

Java Spring Asynchronous

Difference between Transfer objects and Domain objects

Java Architecture Data Transfer-Objects Domain Object

Binding JBoss AS 7 to all interfaces

Java Web Applications jboss7.x

Why isn't getSelectedItem() on JComboBox generic?

Java Swing Generics Jcombobox Java 7

How to Compress/Decompress tar.gz files in java

Java Gzip Tar Compression

Can a main method in Java return something?

Java

JDBC ResultSet get columns with table alias

Java Sql Oracle Jdbc Resultset

Why is java.util.Observable not an abstract class?

Java Observable

Is there anything like VirtualEnv for Java?

Java Python Virtualenv Jvm Languages

How to use java code to open Windows file explorer and highlight the specified file?

Java Windows Explorer

Java: How To Call Non Static Method From Main Method?

Java

ant build.xml file doesn't exist

Java Ant

How to extract .war files in java? ZIP vs JAR

Java Jar Zip War

Compare two Timestamp in java

Java Timestamp

Implement two interfaces in an anonymous class

Java Android

Need to get current timestamp in Java

Java Datetime Format Timestamp

What is Eclipse doing when it says that it's updating indexes?

Java Android Eclipse Maven M2e

MethodHandle - What is it all about?

Java Jvm Java 7 Invokedynamic Methodhandle

Android: CountDownTimer skips last onTick()!

Java Android Timer Countdown Countdowntimer

Difference between Hashtable and Collections.synchronizedMap(HashMap)

Java Collections Synchronization Hashmap Hashtable

Missing artifact com.sun.jdmk:jmxtools:jar:1.2.1

Java Eclipse Maven Dependency Management pom.xml

Set folder for classpath

Java Jar Classpath

Compile-time constants and variables

Java Performance Constants Final Compile Time-Constant

AutoCompleteTextView onItemSelectedListener does not work

Java Android

Where is main() in Android?

Java Android

hamcrest tests always fail

Java Junit Hamcrest

why using volatile with synchronized block?

Java Multithreading Volatile Synchronized Double Checked-Locking

Java NIO file path issue

Java Nio

Invoking setter method using java reflection

Java Reflection

Interface extends another interface but implements its methods

Java Interface Extends Implements

Is there a way to output the java data type to the console?

Java Types Casting

Send HTTP request manually via socket

Java Http Sockets Network Programming Http Headers

Java split String performances

Java String Performance Optimization Split

Why is Intellij showing a cross (x) over the class icon for one of my Java classes?

Java Intellij Idea

Maven exec:java goal on a multi-module project

Java Maven Exec Maven-Plugin

Restricting JTextField input to Integers

Java Swing Numbers Jtextfield

Java: convert seconds into day, hour, minute and seconds using TimeUnit

Java Datetime Time

Forming Mockito "grammars"

Java Unit Testing Junit Mocking Mockito

How does ConcurrentHashMap work internally?

Java Collections Concurrency Hashmap

Explanation of 'String args[]' and static in 'public static void main(String[] args)'

Java Main

Parse time of format hh:mm:ss

Java Date String Parsing

How to see my Eclipse version?

Java Eclipse Eclipse Plugin Eclipse Rcp Eclipse Cdt

Delete everything after part of a string

Java Android String Replace

How to apply bold text style for an entire row using Apache POI?

Java Apache Poi

ArrayList initialization equivalent to array initialization

Java Arrays Initialization Arraylist

Java List.add() UnsupportedOperationException

Java List Exception Arraylist Unsupportedoperation

IntelliJ Organize Imports

Java Intellij Idea

Difference between Role and GrantedAuthority in Spring Security

Java Spring Spring Mvc Spring Security

What Java ORM do you prefer, and why?

Java Orm

How do you cast a List of supertypes to a List of subtypes?

Java List Generics Collections Casting

Maven parent pom vs modules pom

Java Maven 2 Build Process

How to create a .jar file or export JAR in IntelliJ IDEA (like Eclipse Java archive export)?

Java Intellij Idea

Integer division: How do you produce a double?

Java Casting Integer Division

Why doesn't Mockito mock static methods?

Java Methods Static Mockito

Convert array of strings into a string in Java

Java Arrays String

Unable to open debugger port in IntelliJ

Java Debugging Intellij Idea

Why use CDI in Java EE

Java Spring Jakarta Ee Cdi

Java generics - Make Generic to extends 2 interfaces

Java Class Generics Interface

Why does Intellij IDEA suddenly not recognize tests in test folder anymore?

Java Junit Intellij Idea

how to destroy an object in java?

Java Garbage Collection Finalize

TypeNotPresentExceptionProxy

Java Maven Exception Junit Surefire

Gson to HashMap

Java Android Gson

Opposite of .contains (does not contain)

Java Contains

Sending mail attachment using Java

Java Email Gmail Email Attachments

Spring MVC + JSON = 406 Not Acceptable

Java Json Spring

Please explain the @Produces annotation in CDI

Java Jakarta Ee Cdi

A long bigger than Long.MAX_VALUE

Java Long Integer

Check if an object is an instance of a class (but not an instance of its subclass)

Java Instanceof

How to ensure completeness in an enum switch at compile time?

Java Switch Statement

Remove all objects in an arraylist that exist in another arraylist

Java Arraylist

mockito anyList of a given size

Java List Mockito

Can we use static method in an abstract class?

Java Interface Static Abstract

Maven dependency graph

Java Maven

Equivalent of Super Keyword in C#

Java C#Super Base

How to get number of possible items of an Enum?

Java Kotlin Enums

What is the difference between a fluent interface and the Builder pattern?

Java Oop Design Patterns

Could not get constructor for org.hibernate.persister.entity.SingleTableEntityPersister

Java Hibernate

Java - Append quotes to strings in an array and join strings in an array

Java Guava Apache Commons

Get value from hashmap based on key to JSTL

Java Jsp Hashmap Jstl

Disable dark fading in Navigation Drawer

Java Android Android Layout Android View Navigation Drawer

Not-null property references a transient value - transient instance must be saved before current operation

Java Json Spring Hibernate Rest

The type MultipartEntity is deprecated

Java Apache

How to verify mocked method not called with any combination of parameters using Mockito

Java Unit Testing Mocking Mockito

What is the difference between "(Object)null" and "null" in Java?

Java Null Nullpointerexception

java.lang.IllegalArgumentException: Comparison method violates its general contract

Java Comparison

openjdk 1.7 in eclipse: operator is not allowed for source level below 1.7

Java Eclipse Windows Runtime Openjdk

Google Cloud Endpoints limitations... any proposed solutions?

Java Google App-Engine Authentication Authorization Google Cloud-Endpoints

'No JUnit tests found' in Eclipse

Java Eclipse Unit Testing Junit

Can we read the OS environment variables in Java?

Java Environment Variables

The guice AbstractModule install method

Java Guice

Data truncation: Data too long for column 'logo' at row 1

Java Mysql Jdbc

How to change from -source 1.6 to -source 7 in IntelliJ IDEA

Java Intellij Idea

DeadObjectException on android app

Java Android Memory Management Android Activity

Reflection type inference on Java 8 Lambdas

Java Generics Reflection Lambda Java 8

org.glassfish.jersey.servlet.ServletContainer ClassNotFoundException

Java Tomcat Jersey Glassfish Classnotfoundexception

how to configure lombok in eclipse luna

Java Eclipse Maven Lombok

Convert InputStream to JSONObject

Java Android Json Inputstream

What is "compiler compliance level" in Eclipse?

Java Eclipse

Converting java date to Sql timestamp

Java Sql Datetime Sqldatetime

Peer not authenticated while importing Gradle project in eclipse

Java Gradle Android Gradle-Plugin build.gradle Gradle Eclipse

Terminating mvn spring-boot:run doesn't stop tomcat

Java Spring Maven Tomcat Spring Boot

how to use okhttp to upload a file?

Java Android Okhttp Mimecraft

What's the size cost of Java inheritance?

Java Oop Inheritance Jvm Internal Representation

Dynamically adding elements to ArrayList in Groovy

Java List Arraylist Groovy

Getting FileSystemNotFoundException from ZipFileSystemProvider when creating a path to a resource

Java Maven

Confusing output from String.split

Java Regex String Class Core

'Catch branch is identical' however still requires me to catch it

Java Try Catch

In Java, which gets executed first, "+" or "++"?

Java Operator Precedence

Difference between createIndex() and ensureIndex() in java using mongodb

Java Mongodb Mongodb Java

Case insensitive JSON to POJO mapping without changing the POJO

Java Json Data Binding Case Insensitive Fasterxml

Which artifacts should I use for JAXB RI in my Maven project?

Java Maven Jaxb Jaxb2

What is sjavac, who is it for and how do I use it?

Java Java 8 Javac Java 9

No data type for node: org.hibernate.hql.internal.ast.tree.IdentNode HQL

Java Hibernate Grails Hql

How to check a Long for null in java

Java Null Long Integer

Get Bitmap from ImageView in Android L

Java Android Android Layout Bitmap Imageview

What's the purpose of partitioningBy

Java Java 8 Collectors

java.lang.VerifyError: Verifier rejected class on Lollipop when using release APK

Java Android Butterknife

RxJava: difference between doOnNext and doOnEach

Java Rx Java

Alternative to File.deleteOnExit() in Java NIO?

Java Nio

Where to put @Bean in Spring Boot?

Java Spring Spring Boot

Android Studio threaded debugging

Java Multithreading Debugging Android Studio Breakpoints

How to use multiple JOIN FETCH in one JPQL query

Java Hibernate Jpa Join Jpql

Using lambda to format Map into String

Java Dictionary Lambda Java 8

What is the recommended way to wait till the Completable future threads finish

Java Multithreading Concurrency Completable Future

Zookeeper error: Cannot open channel to X at election address

Java Amazon Web-Services Apache Zookeeper

Does autoboxing call valueOf()?

Java Boxing Autoboxing

Why indirect increment is faster than direct inc?

Java Performance Jvm

Missed opportunity to fix JDBC date handling in Java 8?

Java Date Jdbc Java 8

No resource identifier found for attribute 'layout_behavior' in package

Java Android Xml Android Studio Tabs

OptionalInt vs Optional<Integer>

Java Generics Java 8 Language Design

how do I change log level in runtime without restarting spring boot application

Java Spring Logging Spring Boot Pcf

Mockito: using a method in "thenReturn" to return a mock doesn't work

Java Unit Testing Mocking Mockito

How to import class from another module in android studio?

Java Android Android Studio

What are the default values for @QueryParam when @DefaultValue is not specified?

Java Rest javax.ws.rs Queryparam

Why does the JVM require warmup?

Java Garbage Collection Jvm Low Latency Hft

Spring Data JPA - "could not initialize proxy - no Session" - With Methods marked as transactional

Java Hibernate Spring Boot Spring Data-Jpa C3p0

How to get request URL in Spring Boot RestController

Java Spring Spring Boot

How to catch a Firebase Auth specific exceptions

Java Android Exception Firebase Firebase Authentication

Create JSON object using Jackson in Java

Java Json Jackson

Mockito cannot mock this class

Java Unit Testing Mockito

com.google.android.gms.common.internal.safe parcel.safe parcelable not found

Java Android Firebase Firebase Cloud-Messaging

Spring application does not start outside of a package

Java Spring

What does OSGi solve?

Java Components Osgi

Spring Boot Configure and Use Two DataSources

Java Spring Spring Boot Spring Mvc Datasource

Java Timer vs ExecutorService?

Java Timer Scheduled Tasks Scheduling Executorservice

Static Initialization Blocks

Java Static Initialization Static Block Initialization Block

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

Java Mysql Jdbc

Good examples using java.util.logging

Java Logging java.util.logging

Hiding ‘Bottom Navigation Bar’ whilst keyboard is present - Android

Java Android Xml Android Layout Android Softkeyboard

Differences between jar and war in Spring Boot?

Java Spring Spring Boot Jar War

How to initialize a Thread in Kotlin?

Java Multithreading Kotlin

How can I set a description and an example in Swagger with Swagger annotations?

Java Spring Swagger Swagger Codegen

Should the mvnw files be added to the repository?

Java Spring Git Maven Spring Boot

How to return DataSnapshot value as a result of a method?

Java Android Firebase Firebase Realtime-Database

ObjectMapper can't deserialize without default constructor after upgrade to Spring Boot 2

Java Spring Spring Boot Jackson Lombok

android.support.v4.content.FileProvider not found

Java Android Android Fileprovider

what is `open` keyword for fields in Kotlin?

Java Kotlin

src folder not created when creating simple Intellij java gradle Project

Java Gradle Intellij Idea

Could not find or load main class org.apache.maven.wrapper.MavenWrapperMain

Java Spring Maven Spring Boot Travis Ci

Is there a replacement library for CORBA in JDK 11

Java Corba Java Module Java 11

How to test a component / bean in Spring Boot

Java Unit Testing Spring Boot Junit Mockito

Why are empty collections of different type equal?

Java Collections Testng

Parameter 0 of constructor in required a bean of type 'java.lang.String' that could not be found

Java Spring Boot Spring Batch Spring Annotations

How can I pass a collection of exceptions as a root cause?

Java Exception

Why is the computational complexity O(n^4)?

Java Big O

What is the difference between Stream.of and IntStream.range?

Java Java Stream

Do you obfuscate your commercial Java code?

Java Obfuscation

How do you get a reference to the enclosing class from an anonymous inner class in Java?

Java Oop

Which loop has better performance? Why?

Java Performance String Garbage Collection

How to do query auto-completion/suggestions in Lucene?

Java Autocomplete Lucene

debug JSP from eclipse

Java Eclipse Jsp Servlets Debugging

How do you enable anti aliasing in arbitrary Java apps?

Java Antialiasing

Can you recommend a Java library for reading (and possibly writing) CSV files?

Java Parsing Csv

Can anyone explain servlet mapping?

Java Jakarta Ee Servlets Spring Mvc web.xml

Java in Eclipse: Where do I put files on the filesystem that I want to load using getResource? (e.g. images for an ImageIcon)

Java Eclipse Filesystems Imageicon

Using JavaMail with TLS

Java Smtp Jakarta Mail Ssl

Comparing text files with Junit

Java Junit Compare Text Files

Use Mockito to verify that nothing is called after a method

Java Unit Testing Mocking Mockito

Closing Streams in Java

Java Stream

Default constructors and inheritance in Java

Java Inheritance Initialization Default Constructor

How to replace a plus character using Java's String.replaceAll method

Java Regex

How to get an InputStream from a BufferedImage?

Java Image Processing javax.imageio

Finding your application's URL with only a ServletContext

Java Jakarta Ee Spring Mvc

Why isn't my @BeforeClass method running?

Java Junit Annotations

How to deal with the URISyntaxException

Java Uri

How do I use SwingWorker in Java?

Java Swingworker

How do I detect which kind of JRE is installed -- 32bit vs. 64bit

64 Bit 32 Bit Nsis Java

Java Enums, JPA and Postgres enums - How do I make them work together?

Java Postgresql Jpa

JTable Scrolling to a Specified Row Index

Java Swing Jtable Jscrollpane

When to flush a BufferedWriter

Java Io

Java BitTorrent library

Java Bittorrent

Java Generic Class - Determine Type

Java Generics

java.io.IOException: Invalid Keystore format

Java Encryption Applet Keystore

What is the purpose of defining a package in a Java file?

Java Package

Memory leak traps in the Java Standard API

Java Api Memory Leaks

How to connect SQLite with Java?

Java Sqlite Jdbc Classpath

How to validate against schema in JAXB 2.0 without marshalling?

Java Jaxb

java equivalent to php's hmac-SHA1

Java Php Cryptography Hmac

Communication between two separate Java desktop applications

Java Ipc

Is there a way to update the JDK without manually downloading the new version?

Java Auto Update

How to start/stop/restart a thread in Java?

Java Multithreading

Distinguishing between Java threads and OS threads?

Java Linux Jvm Multithreading Posix

ServletRequest.getParameterMap() returns Map<String, String[]> and ServletRequest.getParameter() returns String?

Java Servlets

Connect to remote MySQL database through SSH using Java

Java Mysql Ssh Mysql Connector Jsch

How to hide cursor in a Swing application?

Java Swing Mouse Cursor

Make private methods final?

Java Final

Why declare an interface as abstract?

Java Oop Interface

Log Level per appender for a single Logger

Java Logging Log4j

Wrapping an asynchronous computation into a synchronous (blocking) computation

Java Concurrency Asynchronous Blocking

Code to list all the entries in jndi on remote machine

Java Jndi

Best practice to look up Java Enum

Java Enums

I want to convert an output stream into String object

Java Jaxb

Generics : List<? extends Animal> is same as List<Animal>?

Java Generics Covariance Extends Contravariance

How to add two java.lang.Numbers?

Java

Logger vs. System.out.println

Java Eclipse Pmd java.util.logging

Why doesn't the String class in Java implement Iterable?

Java String Iterable

getResourceAsStream() is always returning null

Java Web Services Jboss Inputstream

Disable caching in JPA (eclipselink)

Java Jpa Entity Eclipselink

How can I convert a byte array into a double and back?

Java Double Bytearray

NetBeans shortcut key for collapsing/expanding a method

Java Netbeans Code Organization Expand Collapse

Validating input using java.util.Scanner

Java Validation java.util.scanner

Variable column names using prepared statements

Java Sql Jdbc Prepared Statement

iText - add content to existing PDF file

Java Pdf Itext

Java - How to do Python's Try Except Else

Java Python Exception

Extract time from date String

Java String Date Time

Web Frameworks: How is Play different from Spring MVC?

Java Spring Mvc Playframework

Hyphenated company name in Java packages

Java Naming Conventions Package

Is it OK to try/catch something just to check if an exception was thrown or not?

Java Exception

What is recommended way for spawning threads from a servlet in Tomcat

Java Multithreading Tomcat Servlets Spring Mvc

Run Logback in Debug

Java Logging Logback

Why aren't static methods considered good OO practice?

Java Scala Oop Static Methods Language Concepts

Print in new line, java

Java Printing New Operator Println

Running multiple launch configurations at once

Java Eclipse Run Configuration

Maven "shaded" JAR is prefixed with "original" in the file name

Java Maven 2

Which is the default location for keystore/truststore of Java applications?

Java Ssl Keystore

Get the size of a 2D array

Java Arrays Multidimensional Array

Java regex replaceAll multiline

Java Regex Replaceall

Interview question - Search in sorted array X for index i such that X[i] = i

Java C++Arrays Algorithm

How to calculate mean, median, mode and range from a set of numbers

Java Math Probability

Empty an array in Java / processing

Java Arrays Processing

Array to Collection: Optimized code

Java Arrays Collections

How to Convert List<String> to List<Object>

Java Generics

Convert long to byte array and add it to another array

Java Bytearray Type Conversion Long Integer

How can I convert a .jar to an .exe?

Java Windows Exe

Remove elements from collection while iterating

Java Collections Iteration

Removing Java 8 JDK from Mac

Java Macos Intellij Idea Java 8

StringUtils.isBlank() vs String.isEmpty()

Java String String Utils

What is the difference between Hibernate and Spring Data JPA

Java Spring Hibernate Jpa Spring Data-Jpa

How can I create a Java 8 LocalDate from a long Epoch time in Milliseconds?

Java Datetime Java 8 Java Time

How do I turn a String into a InputStreamReader in java?

Java String Stream

Any good ORM tools for Android development?

Java Android Sqlite Orm Crud

Creating a "logical exclusive or" operator in Java

Java Operators Xor

How to read XML using XPath in Java

Java Xml Parsing Xpath

Hibernate SessionFactory vs. JPA EntityManagerFactory

Java Hibernate Jpa Sessionfactory Hibernate Entitymanager

Strip Leading and Trailing Spaces From Java String

Java String Replace

javac is not recognized as an internal or external command, operable program or batch file

Java Path Environment Variables Command Prompt Javac

Android - set TextView TextStyle programmatically?

Java Android Textview

What is the difference between Integer and int in Java?

Java Class Int

Javadoc link to method in other class

Java Javadoc

How to set response header in JAX-RS so that user sees download popup for Excel?

Java Rest Header Jax Rs Glassfish 3

How do I write hql query with cast?

Java Hibernate Hql

Best SQL browser for HSQLDB?

Java Sql Browser Hsqldb Sqlbrowser

How to transform List<String> to Map<String,String> with Google collections?

Java List Dictionary Guava

How to get today's Date?

Java Date

Eclipse recent files

Java Eclipse

The method clone() from object is not visible?

Java Methods Clone Cloneable

Examples of immutable classes

Java Immutability

JPQL SELECT between date statement

Java Sql Jpa Jpql

Adding 3rd party jars to WEB-INF/lib automatically using Eclipse/Tomcat

Java Eclipse Tomcat Jar Buildpath

Builds are tagged unstable even when they are successful

Java Maven 2 Maven Maven 3 Jenkins

Java normal distribution

Java Random Normal Distribution

How to "wait" a Thread in Android

Java Android Multithreading

Spring Web MVC - validate individual request params

Java Spring Validation Spring Mvc

Method to dynamically load java class files

Java Class Reflection Dynamic Load

How to check write permissions of a directory in java?

Java

How can I capture the output of a command as a String with Commons Exec?

Java

Change global setting for Logger instances

Java Logging

jsoup posting and cookie

Java Screen Scraping Jsoup

Is there a need to do a if(log.isDebugEnabled()) { ... } check?

Java If Statement Log4j Logging

Timezone conversion

Java Datetime Timezone

StringBuffer is obsolete?

Java String Stringbuilder Stringbuffer

How can I install various Python libraries in Jython?

Java Python Jython Pip Easy Install

C# to Java - Dictionaries?

C#Java Dictionary Map New Operator

What is the purpose of a delegation pattern?

Java Android Design Patterns Delegation

Difference between Color.red and Color.RED

Java Colors

Issue when using a custom font - "native typeface cannot be made"

Java Android Listview Fonts Textview

JUnit assertions : make the assertion between floats

Java Junit Junit4

Best way to format multiple 'or' conditions in an if statement

Java Syntax If Statement

Purpose of the "Build Automatically" option in eclipse

Java Eclipse Build

How to convert date format to milliseconds?

Java Android

String valueOf vs concatenation with empty string

Java

How to match int to enum

Java Android Enums Android Ndk

Singleton and unit testing

Java Unit Testing Singleton

How can I add a space in between two buttons in a boxLayout?

Java Swing User Interface Jbutton Boxlayout

Bufferedimage resize

Java Bufferedimage

Do I need to close an InputStream in Java?

Java Inputstream

Collection to Iterable

Java Collections Iterable

How to map JSON field names to different object field names?

Java Xml Json Annotations Jackson

Troubleshooting "The type parameter T is hiding the type T" warning

Java Generics Warnings

Jackson - serialization of entities with birectional relationships (avoiding cycles)

Java Json Jackson Cycle Bidirectional Relation

How to shutdown an ExecutorService?

Java Multithreading Executorservice Shutdown

How to convert from java.sql.Timestamp to java.util.Date?

Java Date Timestamp

What determines the number of threads a Java ForkJoinPool creates?

Java Parallel Processing Threadpool Fork Join

Entitymanager.flush() VS EntityManager.getTransaction().commit - What should I prefer?

Java Jpa Eclipselink

Is there a way to get a list of all classes from a .dex file?

Java Android Class Dex Dx

Java get String CompareTo as a comparator object

Java String Object Comparator

Understanding the difference between null and '\u000' in Java

Java Null Char

What is the difference between x86 and x64

Java

Java - null instanceof Object evaluates to both true and false

Java Instanceof

What is the best way to know if all the variables in a Class are null?

Java

CGContextSetBaseCTM invalid context 0x0

Java Macos

What does <T extends mean?

Java Generics

Retrieve all values from HashMap keys in an ArrayList Java

Java Arraylist Hashmap

Fatal Error: Invalid Layout of java.lang.String at value

Java Android Eclipse String Fatal Error

Spring Data: Override save method

Java Spring Data

JavaFX TableView text alignment

Java Css Tableview Javafx

Double multiplied by 100 and then cast to long is giving wrong value

Java Floating Point Numbers

How to convert hex string to Java string?

Java String Hex

What is the significance of url-pattern in web.xml and how to configure servlet?

Java Servlets web.xml Url Pattern Servlet Mapping

Show keyboard automatically

Java Android Keyboard Focus Android Activity

Is there a way to force the return type of Arrays.asList

Java Generics

Intellij IDEA Project view doesn't show structure as it did before.

Java Intellij Idea

Must all properties of an immutable object be final?

Java Immutability Final Java Memory-Model

Java Compare Two List's object values?

Java List Arraylist

System.out.printf vs System.out.format

Java Format Printf

compression and decompression of string data in java

Java Gzip

Getting IP address of client

Java Web Applications Servlets Ip

How to set 'Content-Disposition' and 'Filename' when using FileSystemResource to force a file download file?

Java Spring Spring 3 Content Disposition

Error "ClassNotFoundException" in IntelliJ IDEA

Java Intellij Idea

Use ternary operator in freemarker?

Java Freemarker

Is "public static final" redundant for a constant in a Java interface?

Java Interface Static Final Jls

BufferedReader vs Console vs Scanner

Java Java Io

Android - Change app Theme on onClick

Java Android Xml Styles Themes

Can not download sources with Intellij Idea community 12.1.4 and maven 3.0.5

Java Maven Intellij Idea

Autowired Environment is null

Java Spring Properties Environment Autowired

What does Thread Affinity mean?

Java Multithreading Concurrency Terminology

Can I iterate through a NodeList using for-each in Java?

Java Xml Dom

how can I debug a jar at runtime?

Java Eclipse Debugging Jar Runtime

Adding additional details to principal object stored in spring security context

Java Spring Spring Security

Allowing the this reference to escape

Java Concurrency

Is main a valid Java identifier?

Java Language Lawyer Main Identifier

Difference between break and continue statement

Java Break Continue

Getting "unixtime" in Java

Java Unix Timestamp

Remote debugging a Java application

Java Debugging Remote Debugging

Abstract class in Java

Java Oop Interface Abstract Class

Java, How do I get current index/key in "for each" loop

Java

Volatile boolean vs AtomicBoolean

Java Concurrency Boolean Volatile Atomicboolean

Filter Java Stream to 1 and only 1 element

Java Lambda Java 8 Java Stream

Virtual Memory Usage from Java under Linux, too much memory used

Java Linux Memory Virtual Memory

What is the recommended way to escape HTML symbols in plain Java?

Java Html Escaping

Difference between volatile and synchronized in Java

Java Multithreading Java Me Synchronized Volatile

How to define custom exception class in Java, the easiest way?

Java Exception Inheritance

Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools > Fix Project Properties

Java Android

Cannot find symbol assertEquals

Java Class Testing Junit Symbols

Test-Driven Development - How to write a test before none of implementation code exists

Java Unit Testing Junit Tdd

Import Google Play Services library in Android Studio

Java Android Gradle Android Studio Google Play-Services

no suitable HttpMessageConverter found for response type

Java Xml Spring Jaxb

Difference between JavaBean and Spring bean

Java Spring Spring Mvc Javabeans Spring Bean

What is the result of making log4j additivity equals to true or false?

Java Logging Log4j

Why private method can not be final as well?

Java Oop Methods Final

How to map to multiple elements with Java 8 streams?

Java Lambda Closures Java 8 Java Stream

SpringApplication.run main method

Java Eclipse Spring Spring Boot

Why doesn't java.util.Collection implement the new Stream interface?

Java Lambda Functional Programming Java 8 Java Stream

Not annotated method overrides method annotated with @NotNull

Java Intellij Idea Annotations Notnull

Why can't you add an int and a char in some cases?

Java

Implementing custom methods of Spring Data repository and exposing them through REST

Java Spring Rest Jpa Spring Data

Could not commit JPA transaction: Transaction marked as rollbackOnly

Java Spring Hibernate Jpa

What is in Java object header?

Java Jvm Java Memory-Model Object Layout Jol

Multipart File Upload Using Spring Rest Template + Spring Web MVC

Java Spring Spring Mvc Resttemplate

Convert ByteBuffer to byte array java

Java Arrays Bytebuffer

android studio sdk version 22 exception during rendering: action_bar

Java Android Android Studio Sdk Rendering

Can I just inject super class when use dagger2 for dependency injection?

Java Android Dependency Injection Dagger Dagger 2

Java 8 Lambda filter by Lists

Java Lambda Java 8

How to sum values in a Map with a stream?

Java Java 8 Java Stream Generics

Java Generics Puzzler, extending a class and using wildcards

Java Generics Bounded Wildcard

What does "Can be package local" mean? (IDEA Inspection)

Java Intellij Idea Inspection

Spark read file from S3 using sc.textFile ("s3n://...)

Java Scala Apache Spark Rdd Hortonworks Data-Platform

New object instantiation when using Java 8 streams

Java Lambda Java 8 Java Stream Method Reference

AWS Java SDK - AWS authentication requires a valid Date or x-amz-date header

Java Amazon Web-Services Amazon S3 Jodatime Aws Sdk

Is the += operator thread-safe in Java?

Java Multithreading

What are the Tomcat Component? What is Catalina and Coyote?

Java Tomcat Catalina

How to add multiple application.properties files in spring-boot?

Java Spring Spring Boot

How to use VisibleForTesting for pure JUnit tests

Java Android Junit Junit4 Android Testing

HikariCP Postgresql Driver Claims to not accept JDBC URL

Java Postgresql Jdbc Cloud Foundry Hikaricp

javax.mail.AuthenticationFailedException: 535-5.7.8 Username and Password not accepted

Java Jakarta Mail

kafka get partition count for a topic

Java Apache Kafka

Transform and filter a Java Map with streams

Java Java 8 Java Stream Collectors

Change DecimalFormat locale

Java Android Bigdecimal Decimalformat

Queue vs Dequeue in java

Java Data Structures Queue Deque

How to create empty EnumSet?

Java Enumset

Junit @Rule and @ClassRule

Java Junit Rule

Java generics: why is this output possible?

Java Generics Intellij Idea Jshell

Looping Error on Android Emulator

Java Android Inputstream Jpct

Error: Unable to find @SpringBootConfiguration when doing @WebMvcTest for Spring Controller

Java Spring Mvc Spring Boot Spring Test

Why does parseInt warn of using valueOf

Java

Combine multiple lists in Java

Java List

Lombok causing "Actual and formal arguments lists differ in length error"

Java Lombok Intellij Lombok-Plugin

How to avoid checking for null values in method chaining?

Java Exception Nullpointerexception Null

SimpleDateFormat with German Locale - Java 8 vs Java 10+

Java Java 8 Simpledateformat Java 9 Java 10

Can I define the Negatable interface in Java?

Java Haskell Typeclass

findResource("") returning null when module-info.java is present, why is that?

Java Spring Boot Java 10 Java Module Java Platform-Module-System

Why does Java not allow multiple inheritance but does allow conforming to multiple interfaces with default implementations

Java Inheritance Interface Java 8 Abstract

Why is Collections.sort() much slower than Arrays.sort()?

Java Arrays List Sorting Timing

Kill all Gradle Daemons Regardless Version?

Java Gradle Gradle Daemon

Why does Java have support for time zone offsets with seconds precision?

Java Java Time

java.util.ConcurrentModificationException in activity onCreate

Java Android Admob Mopub

Why is this regular expression so slow in Java?

Java Python Regex Performance Perl

Why does the Java compiler 11 use invokevirtual to call private methods?

Java Java 8 Jvm Javac Java 11

JAX-RS Frameworks

Java Rest Jax Rs

How to implement simple threading with a fixed number of worker threads

Java Multithreading Concurrency

Java - Common Gotchas

Java

UNIX socket implementation for Java?

Java Unix Jdbc Unix Socket

Circular References in Java

Java Memory Memory Management Memory Leaks Garbage Collection

What is the best way to use JavaDoc to document a Java enum?

Java Enums Javadoc

Best way to automagically migrate tests from JUnit 3 to JUnit 4?

Java Junit Migration

java.util.List is an interface, and JAXB can't handle interfaces

Java Web Services Jakarta Ee Jaxb Jbossws

How to show if a method may return null

Java Null Design by-Contract

Cannot refer to the static enum field within an initializer?

Java Compiler Construction

What are the similarities and differences between Java Annotations and C# Attributes?

C#Java Attributes Annotations Custom Attributes

run main class of Maven project

Java Maven Maven 2 Maven Exec-Plugin

Creation timestamp and last update timestamp with Hibernate and MySQL

Java Hibernate Timestamp

How to remove line breaks from a file in Java?

Java String Newline Line Breaks

Difference between matches() and find() in Java Regex

Java Regex

Trust Store vs Key Store - creating with keytool

Java Ssl Keytool Jce

Java 11 package javax.xml.bind does not exist

Java Jakarta Ee Jaxb Java 11

How can I debug applications under Java Web Start (JNLP)?

Java Debugging Jnlp Java Web-Start

Creating a jar file from a Scala file

Java Scala Jar

Force a transactional rollback without encountering an exception?

Java Hibernate Spring

Java properties UTF-8 encoding in Eclipse

Java Eclipse Encoding Utf 8

JUnit: Possible to 'expect' a wrapped exception?

Java Exception Junit

increase the java heap size permanently?

Java Size Heap Memory Jvm Arguments

Eclipse warning about synthetic accessor for private static nested classes in Java?

Java Eclipse Nested Class Java Synthetic-Methods

Convert String to Code

Java

How to navigate to a bookmark in eclipse 3.4.1?

Java Eclipse Editor Bookmarks

Identifying last loop when using for each

C#Java Ruby Loops Foreach

print spaces with String.format()

Java String Format

Is it possible to create a mock object that implements multiple interfaces with EasyMock?

Java Unit Testing Mocking Rhino Mocks Easymock

How to load a resource bundle from a file resource in Java?

Java Resourcebundle

Why do I get java.lang.AbstractMethodError when trying to load a blob in the db?

Java Oracle Jdbc

How do I add time-stamp information to Maven artifacts?

Java Maven 2 Ant Upgrade

How can I check if a Java program's input/output streams are connected to a terminal?

Java Console Terminal

Insert string in beginning of another string

Java String

Does groovy have an easy way to get a filename without the extension?

Java File Io Groovy File Extension

How to specify a target package for ANTLR?

Java Antlr

Is there a Java equivalent of Python's defaultdict?

Java Python Hashmap

Java PriorityQueue with fixed size

Java List Size Priority Queue

"Forked Java VM exited abnormally" error from junit tests

Java Ant Junit Hudson

What is the difference between corePoolSize and maxPoolSize in the Spring ThreadPoolTaskExecutor

Java Spring Multithreading

What is a good solution for calculating an average where the sum of all values exceeds a double's limits?

Java Algorithm Statistics

What is JAVA_HOME? How does the JVM find the javac path stored in JAVA_HOME?

Java Core

Simple Java web framework

Java Web Frameworks

Eclipse autocomplete (content assist) with facelets (jsf) and xhtml

Java Eclipse Jsf Facelets

Android HttpPost: how to get the result

Java Android Http

Java method to swap primitives

Java Swap

Junit Parameterized tests together with Powermock - how?

Java Junit Powermock Parameterized

Is writing a reference atomic on 64bit VMs

Java Reference Atomic Memory Model

Programming Java 7 in Eclipse

Java Eclipse Java 7

Setting foreground color for HSSFCellStyle is always coming out black

Java Apache Poi Poi Hssf

Will System.currentTimeMillis always return a value >= previous calls?

Java Linux

How to create a Multimap<K,V> from a Map<K, Collection<V>>?

Java Guava Multimap

Get all of the Classes in the Classpath

Java Reflection Class

How come invoking a (static) method on a null reference doesn't throw NullPointerException?

Java Static Null Nullpointerexception

How to run Linux commands in Java?

Java runtime.exec

How to force a class to be initialised?

Java Coding Style Static Initializer

Hibernate query.list() method is returning empty list instead of null value

Java Hibernate Collections Nullpointerexception Return Value

Is it possible to merge iterators in Java?

Java Iterator Iteration

NoClassDefFoundError: org/slf4j/impl/StaticLoggerBinder

Java Tiles Slf4j

Android get date before 7 days (one week)

Java Android Date

PDF Generation Library for Java

Java Pdf Generation Jasper Reports Itext Apache Fop

Mark unit test as an expected failure in JUnit

Java Unit Testing Junit

JSR 303: How to Validate a Collection of annotated objects?

Java Bean Validation Hibernate Validator Jsr

How to deal with (maybe) null values in a PreparedStatement?

Java Null Prepared Statement

How do I pass a primitive data type by reference?

Java Pass by-Reference Primitive Types

Base64 encoder and decoder

Java Android Base64 Encoder Decoder

Issue using ImageIO.write jpg file: pink background

Java Image Processing

Create a new TextView programmatically then display it below another TextView

Java Android Textview Android Relativelayout

How do I prevent JAXBElement<String> from being generated in a CXF Web Service client?

Java Wcf Web Services Jaxb Cxf

Java 'file.delete()' Is not Deleting Specified File

Java File Delete File

How to take a screenshot in Java?

Java

Show JFrame in a specific screen in dual monitor configuration

Java Swing Jframe Multiple Monitors

JAX-RS: Multiple paths

Java Jax Rs

How do I add an image to a JButton

Java Swing Icons Jbutton Embedded Resource

Java: static field in abstract class

Java Static Abstract

How to align text vertically?

Java Android Canvas Drawtext

How can I wipe data from my HSQLDB after every test?

Java Hibernate Junit Hsqldb

Why is default required for a switch on an enum?

Java Enums Default Switch Statement

Java import vs code performance

Java Import

JAXWS — how to change the endpoint address

Java Jax Ws Webservice Client

Handling HttpClient Redirects

Java Httpclient

/* (non-javadoc) meaning

Java Syntax Comments Javadoc

Format a number with leading sign

Java Formatting Numbers Currency

Resetting Standard output Stream

Java Io

What is the difference between a session and a transaction in JPA 2.0?

Java Hibernate Orm Jpa Persistence

Java - Build and run eclipse project from command line

Java Eclipse

Run two Java programs from Eclipse at once?

Java Eclipse Google App-Engine

JavaDoc: where to add notes/remarks to documentation?

Java Coding Style Javadoc

Why not to start a thread in the constructor? How to terminate?

Java Multithreading Terminate

Detect and extract url from a string?

Java Regex Url

Converting any object to a byte array in java

Java Serialization Bytearray

Does a break leave just the try/catch or the surrounding loop?

Java

ant depends vs. antcall

Java Ant Build Process Build Automation

How to draw in JPanel? (Swing/graphics Java)

Java Swing Jpanel Draw Paintcomponent

How to find specified name and its value in JSON-string from Java?

Java Json Gson Json Simple

Easiest way to convert a Blob into a byte array

Java Mysql Bytearray Blob

How to use multiple configurations with logback in a single project?

Java Logging Configuration Logback

Android timer updating a textview (UI)

Java Android Timer

Heap space out of memory

Java Memory Physics Heap Memory

JPA Enum ORDINAL vs STRING

Java Orm Jpa Enums Eclipselink

How to achieve that Eclipse clean and build (aka rebuild)?

Java Eclipse Helios Rebuild

How to convert 24 hr format time in to 12 hr Format?

Java Android

Why does java wait so long to run the garbage collector?

Java Memory Memory Management Playframework

How to provide a context configuration for a web application in Tomcat?

Java Tomcat Jakarta Ee

Why is 08 not a valid integer literal in Java?

Java Numbers Int

How to call getWindow() outside an Activity in Android?

Java Android

Why are annotations under Android such a performance issue (slow)?

Java Android Performance Garbage Collection Annotations

Java for loop syntax: "for (T obj : objects)"

Java Syntax For Loop Foreach

Masking password input from the console : Java

Java Console Passwords Console Application Masking

instance factory methods Vs Static factory methods

Java Factory Pattern

how do you debug java annotation processors using intellij?

Java Intellij Idea

No key.store and key.alias properties found in build.properties

Java Android Ant Build Process

When to use Class.isInstance() & when to use instanceof operator?

Java

Making Maven run all tests, even when some fail

Java Maven 2 Maven Surefire-Plugin

Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterwards?

Java Jdbc

Connection Java - MySQL : Public Key Retrieval is not allowed

Java Mysql Exception Connector

How to validate an XML file against an XSD file?

Java Xml Validation Xsd

How can I properly compare two Integers in Java?

Java Integer Autoboxing

Converting JSON data to Java object

Java Json Jackson Gson

Easy way to concatenate two byte arrays

Java Arrays Concatenation

Prevent the keyboard from displaying on activity start

Java Android Focus Android Keypad

What does -XX:MaxPermSize do?

Java Jvm Jvm Arguments

Using Java 8's Optional with Stream::flatMap

Java Lambda Java 8 Java Stream

jstack - well-known file is not secure

Java Jvm Jstack

Android SimpleDateFormat, how to use it?

Java Android

How to change spaces to underscore and make string case insensitive?

Java Android String Case Insensitive Replaceall

Can I update an existing Amazon S3 object?

Java Amazon S3 Amazon Web-Services

How to create a temp file in java without the random number appended to the filename?

Java Temporary Files

Providing test data for SharedPreferences for Robolectric

Java Android Android Testing Robolectric

What are the rules dictating the inheritance of static variables in Java?

Java Inheritance

Hibernate 4.1Final alternative for Hibernate.STRING

Java Hibernate

Tomcat 7 "SEVERE: A child container failed during start"

Java Tomcat Tomcat7

What is the best way to handle an ExecutionException?

Java Executorservice Future Executionexception

Why "extends" precedes "implements" in class declaration

Java Extends Implements

Java: Identifier expected

Java

Why FloatBuffer instead of float[]?

Java Android Opengl Es

Create a mutable java.lang.String

Java String Security

Java mail sender's address displayed rather than his name

Java Jakarta Mail

Java thread dump: Difference between "waiting to lock" and "parking to wait for"?

Java Multithreading Locking Jvm Thread Dump

Split string into individual words Java

Java

Jackson - How to process (deserialize) nested JSON?

Java Json Serialization Jackson

How can I do Java annotation like @name("Luke") with no attribute inside parenthesis?

Java Attributes Annotations Default Parentheses

Tomcat Guice/JDBC Memory Leak

Java Tomcat

How to deal with missing src/test/java source folder in Android/Maven project?

Java Android Eclipse Maven M2eclipse

Java int[] array to HashSet<Integer>

Java Generics Collections

Servlet-3 Async Context, how to do asynchronous writes?

Java Comet Servlet 3.0

How to determine the primitive type of a primitive variable?

Java Primitive Types Typeof

Why is it so easy to decompile Java Code?

Java Decompiling

Why does QuickSort use O(log(n)) extra space?

Java Algorithm Sorting Quicksort Space Complexity

Maven build debug in Eclipse

Java Eclipse Debugging Maven

Reversing an Array in Java

Java Arrays Reverse

How do I clone an org.json.JSONObject in Java?

Java Json org.json

How to consume REST in Java

Java Web Services Rest

Can't find bundle for base name /Bundle, locale en_US

Java Jsf

What throws an IOException in Java?

Java Exception Io Ioexception

Java Reflection - Object is not an instance of declaring class

Java Reflection

Binary Search Tree - Java Implementation

Java Data Structures Tree

what is java.io.EOFException, Message: Can not read response from server. Expected to read 4 bytes, read 0 bytes

Java Mysql Glassfish Connection Pool

Java Files.write NoSuchFileException

Java File File Io Filenotfoundexception

Intellij IDEA: specify datasource for JPA validation

Java Spring Jpa Intellij Idea

IntelliJ IDE gives error when using Try-Catch with Resources

Java Intellij Idea Try Catch Try Catch-Finally Try with-Resources

How to check heap usage of a running JVM from the command line?

Java Memory Management Garbage Collection Jetty Jvisualvm

Create intermediate folders if one doesn't exist

Java File

Java: String concat vs StringBuilder - optimised, so what should I do?

Java String Append Concatenation Stringbuilder

How to check if two words are anagrams

Java String Algorithm Anagram

Java SSLHandshakeException "no cipher suites in common"

Java Ssl Sslhandshakeexception

Change keystore password from no password to a non blank password

Java Ssl Openssl Keytool

An error has occured. Please see log file - eclipse juno

Java Eclipse

Overriding synchronized methods in Java

Java Overriding Synchronized

How to check if collection contains items in given order using Hamcrest

Java Collections Hamcrest

Is there any entity framework equivalent in java?

Java .Net

Try-with-resources: Must I throw or catch the close() method's exceptions?

Java Exception Handling

How can the wait() and notify() methods be called on Objects that are not threads?

Java Multithreading Wait Notify

Commons Lang StringUtils.replace performance vs String.replace

Java

How to read a configuration file in Java

Java Configuration Files

Difference between null and empty string

Java String Null Nullpointerexception

Converting a subList of an ArrayList to an ArrayList

Java Arraylist Sublist

Populating a List with a contiguous range of integers

Java Guava

Does Java 8 Support Closures?

Java Lambda Closures Java 8

How to use session in JSP pages to get information?

Java Jsp Session

Information about _JAVA_OPTIONS

Java

Random "peer not authenticated" exceptions with Java SSLContextImpl$TLS10Context

Java Ssl Haproxy Sslsocketfactory

What is the difference between Character.isAlphabetic and Character.isLetter in Java?

Java Unicode

connect failed: ECONNREFUSED

Java Android Exception Servlets Connect

Slicing byte arrays in Java

Java

OR operator in switch-case?

Java Switch Statement

How to send data from DialogFragment to a Fragment?

Java Android Android Fragments

The POM for project is missing, no dependency information available

Java Maven Build Compilation pom.xml

Packaging jar is invalid Aggregator project need pom as packaging

Java Maven Jar Javafx

Custom ObjectMapper with Jersey 2.2 and Jackson 2.1

Java Jersey Jackson Jax Rs Jersey 2.0

Removing double quotes from a string in Java

Java String Replace

What is a callback method in Java? (Term seems to be used loosely)

Java Spring Mvc Callback

Mockito and Hamcrest: how to verify invocation of Collection argument?

Java Generics Mockito Hamcrest

getText() method of selenium chrome driver sometimes returns an empty string

Java Selenium Selenium Chromedriver

JDBC ResultSet: I need a getDateTime, but there is only getDate and getTimeStamp

Java Sql Oracle Resultset Getdate

Are you supposed to have one repository per table in JPA?

Java Jpa Spring Data-Jpa Spring Data

Boolean.getBoolean("true") returns false

Java

How to draw a circle inside a circle using Android xml shapes?

Java Android Android Drawable Android Shape

-tsa or -tsacert timestamp for applet jar self-signed

Java Jar Applet Signed Applet

Setting logback.xml path programmatically

Java Logback

Version 1.8 of project facet java does not exist

Java Eclipse Maven M2eclipse Java 8

java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/dbname

Java Mysql Sql Jdbc Connectivity

How do you convert WSDLs to Java classes using Eclipse?

Java Eclipse Wsdl

Oracle Java code conventions

Java Coding Style

Android Days between two dates

Java Android Date Calendar Date Difference

Ad Size and Ad unit id must be set before loadAd is called

Java Android Admob

Watching a Directory for Changes in Java

Java File java.nio.file

The POM for <name> is invalid, transitive dependencies (if any) will not be available

Java Maven

Java 8 Unsafe: xxxFence() instructions

Java Concurrency Java 8 Unsafe Memory Fences

Spring-Boot How to properly inject javax.validation.Validator

Java Spring Validation Spring Boot

Java 8 Time API: how to parse string of format "MM.yyyy" to LocalDate

Java Date Java 8 Java Time

How to correctly determine that an object is a lambda?

Java Lambda Java 8

How to pass parameters to maven build using pom.xml?

Java Maven Parameters Build

Tomcat7 starts too late on Ubuntu 14.04 x64 [Digitalocean]

Java Tomcat Ubuntu Digital Ocean

Trying to read from the console in Java

Java Intellij Idea

Display a RecyclerView in Fragment

Java Android Android Fragments Android 5.0-Lollipop Android Recyclerview

Best way of handling entities inheritance in Spring Data JPA

Java Spring Spring Data Spring Boot Spring Data-Jpa

Why there is no BooleanConsumer in Java 8?

Java Function Java 8

What are `spring-boot-starter` jars?

Java Spring Maven Spring Boot

In Java 8, transform Optional<String> of an empty String in Optional.empty

Java Java 8 Optional

How can Mockito capture arguments passed to an injected mock object's methods?

Java Spring Unit Testing Mockito

How to autowire field in static @BeforeClass?

Java Spring Junit Spring Test

Set java system properties in IntelliJ or Eclipse

Java Eclipse Intellij Idea Intellij 13 System Properties

Automatically create builder for class in Eclipse

Java Eclipse Builder

rJava install error "JAVA_HOME cannot be determined from the Registry"

Java R Error Handling Rjava

Log4j2 why would you use it over log4j?

Java Logging Log4j Log4j2

How to add query parameters to a HTTP GET request by OkHttp?

Java Http Get Okhttp Query Parameters

Scanning Java annotations at runtime

Java Annotations Classloader

How to remove leading zeros from alphanumeric text?

Java String Alphanumeric

How to use UTF-8 in resource properties with ResourceBundle

Java Google App-Engine Utf 8 Internationalization Resourcebundle

How to print out all the elements of a List in Java?

Java List

How do I get the file name from a String containing the Absolute file path?

Java File Filenames Filepath

The forked VM terminated without saying properly goodbye. VM crash or System.exit called

Java Maven Surefire-Plugin Opendaylight

IntelliJ shows method parameter hints on usage - How to disable it

Java Intellij Idea

Set margins in a LinearLayout programmatically

Java Android Layout View Margin

How can I disable the Maven Javadoc plugin from the command line?

Java Maven Command Line Command Line-Arguments Maven Javadoc-Plugin

Android Get Current timestamp?

Java Android Kotlin Timestamp Epoch

Java String remove all non numeric characters but keep the decimal separator

Java String Character Decimal

Difference between String replace() and replaceAll()

Java String Replace

Spring Security hasRole() not working

Java Spring Spring Mvc Spring Security Thymeleaf

How to remove specific permission when build Android app with gradle?

Java Android Gradle Permissions

How to test Classes with @ConfigurationProperties and @Autowired

Java Properties Spring Boot

spring-boot default log location

Java Logging Spring Boot

How to find distinct rows with field in list using JPA and Spring?

Java Spring Hibernate Jpa Java 8

SQL Server JDBC Error on Java 8: The driver could not establish a secure connection to SQL Server by using Secure Sockets Layer (SSL) encryption

Java Sql Server Linux Ssl Jdbc

retrofit 2.0 how to print the full json response?

Java Android Http Android Activity Retrofit

java - get cookie value by name in spring mvc

Java Spring Mvc Cookies

Spring Data JPA: query ManyToMany

Java Spring Jpa Spring Data Spring Data-Jpa

spring @Autowire property vs setter

Java Spring Dependency Injection

Spring data jpa - How to combine multiple And and Or through method name

Java Spring Data-Jpa Spring Data

How to display and set click event on Back Arrow on Toolbar?

Java Android Android Actionbar Android Toolbar Android Menu

Printing a java map Map<String, Object> - How?

Java Hashmap

ThreeTen-Backport error on Android - ZoneRulesException: No time-zone data files registered

Java Android Exception Jsr310 Threetenbp

Why can nested child classes access private members of their parent class, but grandchildren cannot?

Java Visibility Inner Classes

Mocking a singleton with mockito

Java Unit Testing Junit Mocking Mockito

Why Spring Boot Application class needs to have @Configuration annotation?

Java Spring Spring Boot

ExecutorService.submit(Task) vs CompletableFuture.supplyAsync(Task, Executor)

Java Concurrency Future Completable Future

NoClassDefFoundError: Failed resolution of: Lokhttp3/internal/Platform

Java Android Retrofit2 Okhttp3

How to get first and last element in an array in java?

Java Arrays

java.util.regex.PatternSyntaxException: Dangling meta character '+' near index 0 +

Java Regex

Spring @Autowired and @Qualifier

Java Spring

Ambiguous method call Both assertEquals(Object, Object) in Assert and assertEquals(double, double) in Assert match:

Java Object Junit Double Assert

MultipartException: Current request is not a multipart request

Java Spring Rest

Why does '<', '> ' work with wrapper classes while '==' doesn't ?

Java

how to reduce spring boot memory usage?

Java Memory Spring Boot

Java spread operator

Java

How to add subcollection to a document in Firebase Cloud Firestore

Java Android Ios Firebase Google Cloud-Firestore

Java 8 calculate months between two dates

Java Java 8

How do I convert 2018-04-10T04:00:00.000Z string to DateTime?

Java Android Studio Datetime Datetime Format

Could not determine Java version using executable C:\Program Files\Java\jdk-10.0.1\bin\java.exe

Java Intellij Idea

what is the @RecentlyNonNull annotation?

Java Android

ViewPostIme pointer 1/0

Java Android Loops Spinner

Java 8 list processing - add elements conditionally

Java Collections Java 8 Java Stream

Why does this small Java program make MacOS restart?

Java Multithreading Macos Operating System

Out of memory error while running gradlew assembleRelease - react-native

Java React Native Out of-Memory React Native-Android

How do servlets work? Instantiation, sessions, shared variables and multithreading

Java Multithreading Servlets Session Variables Instance Variables

Converting 'ArrayList<String> to 'String[]' in Java

Java Arrays String Arraylist Collections

Convert ArrayList<String> to String[] array

Java Arrays Arraylist

Which @NotNull Java annotation should I use?

Java Nullpointerexception Null Annotations Ide

How can I initialise a static Map?

Java Dictionary Collections Initialization Idioms

What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do

Java Hibernate Hbm2ddl

How to create a generic array in Java?

Java Arrays Generics Reflection Instantiation

Converting array to list in Java

Java Arrays List

Collections.emptyList() returns a List<Object>?

Java Generics Type Inference

Eclipse - no Java (JRE) / (JDK) ... no virtual machine

Eclipse Path Java

Volatile vs Static in Java

Java Multithreading Concurrency Static Volatile

What does it mean to hydrate an object?

Java Oop

Best practice to validate null and empty collection in Java

Java Collections

Why does Java switch on contiguous ints appear to run faster with added cases?

Java Performance Assembly Compiler Construction Switch Statement

How do I enable index downloads in Eclipse for Maven dependency search?

Java Eclipse Maven

Running JAR file on Windows

Java Jar Executable Jar

Difference between thread's context class loader and normal classloader

Java Multithreading Jvm Classloader

How to use multiple @RequestMapping annotations in spring?

Java Spring Spring Mvc

How to convert Strings to and from UTF8 byte arrays in Java

Java String Encoding Character Encoding

Getting the class name from a static method in Java

Java Static

How to programmatically close a JFrame

Java Swing Jframe

Is there a goto statement in Java?

Java Syntax Keyword Goto

When do I need to use AtomicBoolean in Java?

Java Concurrency

How to connect to Oracle using Service Name instead of SID

Java Oracle Jdbc Connection String Service Name

Eclipse comment/uncomment shortcut?

Java Eclipse Keyboard Shortcuts Shortcut

Class JavaLaunchHelper is implemented in both ... libinstrument.dylib. One of the two will be used. Which one is undefined

Java Eclipse Macos Jvm Jvm Hotspot

Make Maven to copy dependencies into target/lib

Java Maven Dependencies Maven 2 Maven 3

Setting default values for columns in JPA

Java Jpa Annotations

How to use Class<T> in Java?

Java Templates Class Generics

When should I use the "strictfp" keyword in java?

Java Floating Point Strictfp

Find a class somewhere inside dozens of JAR files?

Java Class Jar Project Structure Text Search

Do subclasses inherit private fields?

Java Oop Inheritance Private

How do I set up IntelliJ IDEA for Android applications?

Java Android Intellij Idea

Wait for page load in Selenium

Java Selenium Webdriver Selenium Webdriver

Splitting string with pipe character ("|")

Java Regex

How to import a .cer certificate into a java keystore?

Java Certificate Keystore

Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use

Java Eclipse Tomcat

Eclipse does not highlight matching variables

Java Eclipse

What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association

Java Jpa One to-Many Cascade Many to-One

How do I reverse an int array in Java?

Java Arrays Idioms

HttpServletRequest to complete URL

Java Http Servlets

Implementing two interfaces in a class with same method. Which interface method is overridden?

Java Interface Overriding

What is simplest way to read a file into String?

Java File File Io

How can I generate random number in specific range in Android?

Java Android Kotlin Random

How do I update an entity using spring-data-jpa?

Java Jpa Spring Data-Jpa

Java 8 lambda Void argument

Java Lambda Java 8 Void

Parsing query strings on Android

Java Android Parsing Url

Java: splitting a comma-separated string but ignoring commas in quotes

Java Regex String

How to timeout a thread

Java Timeout Multithreading Timer

What is the equivalent of the C# 'var' keyword in Java?

Java Keyword Var

How can I combine two HashMap objects containing the same types?

Java Hashmap

Mockito matcher and array of primitives

Java Mockito

Getting hold of the outer class object from the inner class object

Java Inner Classes

Simplest way to read JSON from a URL in Java

Java Json Url

Left padding a String with Zeros

Java String Padding

Is there a way to automatically generate getters and setters in Eclipse?

Java Android Eclipse Keyboard Shortcuts

Which types can be used for Java annotation members?

Java Annotations

Is it possible to set a custom font for entire of application?

Java Android Android Fonts

Testing two JSON objects for equality ignoring child order in Java

Java Json Junit

Create whole path automatically when writing to a new file

Java Path Directory Filewriter

JAX-RS — How to return JSON and HTTP status code together?

Java Rest Jax Rs Http Status-Codes

Naming threads and thread-pools of ExecutorService

Java Threadpool Runnable Executorservice Managedthreadfactory

Random shuffling of an array

Java Arrays Random Shuffle

Comparing two java.util.Dates to see if they are in the same day

Java Datetime

What is null in Java?

Java Null Terminology

Java - removing first character of a string

Java String Substring

How to append a newline to StringBuilder

Java Stringbuilder

How do I print a double value without scientific notation using Java?

Java Double

':app:lintVitalRelease' error when generating signed apk

Java Android Gradle

Spring cron expression for every day 1:01:am

Java Spring Cron Cronexpression Spring Scheduled

What is the difference between an int and an Integer in Java and C#?

C#Java Integer Int

Viewing contents of a .jar file

Java Jar Viewer

Is there a Java equivalent or methodology for the typedef keyword in C++?

Java C++C Design Patterns Typedef

Is it bad practice to make a setter return "this"?

Java Oop Design Patterns

Java: Multiple class declarations in one file

Java Class

Why does sun.misc.Unsafe exist, and how can it be used in the real world?

Java Unsafe

How to convert enum value to int?

Java Enums

Android: Difference between onInterceptTouchEvent and dispatchTouchEvent?

Java Android Event Handling Event Listener Android Touch-Event

What is Java String interning?

Java String String Interning

How do I change the IntelliJ IDEA default JDK?

Java Intellij Idea

Difference between `Optional.orElse()` and `Optional.orElseGet()`

Java Java 8 Optional

Why don't Java Generics support primitive types?

Java Generics Primitive

How to set time zone of a java.util.Date?

Java Date Timezone java.util.date

Where is array's length property defined?

Java Arrays

Why does this code, written backwards, print "Hello World!"

Java Unicode Right to-Left

How to get the unique ID of an object which overrides hashCode()?

Java Identity Hashcode

How to convert object array to string array in Java

Java Arrays String

RESTful Authentication via Spring

Java Spring Rest Spring Mvc Spring Security

Broadcast receiver for checking internet connection in android app

Java Android Broadcastreceiver Android Wifi Android Networking

How can I add a filter class in Spring Boot?

Java Configuration Spring Boot Servlet Filters

How can I pad an integer with zeros on the left?

Java Formatting Zero Pad

How to set or change the default Java (JDK) version on macOS?

Java Macos

Including all the jars in a directory within the Java classpath

Java Command Line Classpath

How to resolve java.lang.NoClassDefFoundError: javax/xml/bind/JAXBException

Java Jaxb Java 9 Java 11 Java 10

How to mock void methods with Mockito

Java Unit Testing Mocking Mockito Void

What is the difference between canonical name, simple name and class name in Java Class?

Java

Download a file with Android, and showing the progress in a ProgressDialog

Java Android Download Android Asynctask

Which part of throwing an Exception is expensive?

Java Performance Exception

How to convert List to Map?

Java List Data Structures Hashmap Data Conversion

JVM option -Xss - What does it do exactly?

Java Jvm Javaoptions

How do I get a Date without time in Java?

Java Date

Collections.emptyList() vs. new instance

Java Collections Empty List

How to avoid java.util.ConcurrentModificationException when iterating through and removing elements from an ArrayList

Java Arraylist Foreach

Declaring variables inside or outside of a loop

Java Optimization While Loop

Jackson enum Serializing and DeSerializer

Java Enums Jackson Jsonserializer

Java generics type erasure: when and what happens?

Java Generics Type Erasure

In Java, how do I parse XML as a String instead of a file?

Java Xml String File Parsing

How to import an existing X.509 certificate and private key in Java keystore to use in SSL?

Java Ssl Jms Activemq Jks

What is a good Java library to zip/unzip files?

Compression Zip Unzip Java

Get string character by index

Java String

How do you create a dictionary in Java?

Java Dictionary Key Value

Best way to list files in Java, sorted by Date Modified?

Java File Sorting

Display Animated GIF

Java Android Animated Gif

Why do variable names often start with the letter 'm'?

Java Android Naming Conventions

Practical uses for AtomicInteger

Java Concurrency Atomic

How do you specify a byte literal in Java?

Java Byte Literals

Convert Iterator to List

Java List Iterator

Mockito - difference between doReturn() and when()

Java Unit Testing Mockito

Java function for arrays like PHP's join()?

Java Arrays

Iterating through a list in reverse order in java

Java Collections

Difference between java.lang.RuntimeException and java.lang.Exception

Java Exception

Pretty-Print JSON in Java

Java Json Pretty Print Json Simple

How can I solve "java.lang.NoClassDefFoundError"?

Java Exception Package Noclassdeffounderror

What is the best java image processing library/approach?

Java Image Processing Image Manipulation

How do you do a limit query in JPQL or HQL?

Java Hibernate Hql Hibernate3

Should a "static final Logger" be declared in UPPER-CASE?

Java Static Naming Conventions Final Logging

Java: Date from unix timestamp

Java Unix Timestamp

How to randomize two ArrayLists in the same fashion?

Java List Collections Arraylist

Short form for Java if statement

Java If Statement Ternary Operator

What is the significance of load factor in HashMap?

Java Hashmap Load Factor

How do you specify the Java compiler version in a pom.xml file?

Java Maven pom.xml

Why does Iterable<T> not provide stream() and parallelStream() methods?

Java Java 8 Java Stream Iterable

differences between 2 JUnit Assert classes

Java Unit Testing Junit Junit4 Assert

How to do a JUnit assert on a message in a logger

Java Logging Junit Assert

UTF-8 byte[] to String

Java Utf 8

Unable to find valid certification path to requested target - error even after cert imported

Java Ssl Keytool

I want to get Year, Month, Day, etc from Java Date to compare with Gregorian Calendar date in Java. Is this possible?

Java Date Compatibility

Compare two objects in Java with possible null values

Java

Setting active profile and config location from command line in spring boot

Java Spring Gradle Spring Boot Yaml

java.net.SocketException: socket failed: EPERM (Operation not permitted)

Java Android Json Servlets

How to hash some string with sha256 in Java?

Java Cryptography Sha256 Cryptographic Hash-Function

Utils to read resource text file to String (Java)

Java String Text Resources

No Exception while type casting with a null in java

Java Nullpointerexception Typecasting Operator

Get name of currently executing test in JUnit 4

Java Unit Testing Junit

How can I check if a single character appears in a string?

Java Validation String Character

Maven Run Project

Java Maven

throw checked Exceptions from mocks with Mockito

Java Mocking Mockito

How to check if BigDecimal variable == 0 in java?

Java Bigdecimal

ANTLR: Is there a simple example?

Java Antlr Antlr4 Antlr3

Maven – Always download sources and javadocs

Java Maven

Why is Java's SimpleDateFormat not thread-safe?

Java Thread Safety Simpledateformat

How to calculate the intersection of two sets?

Java Set Intersection Hashset

Prevent Android activity dialog from closing on outside touch

Java Android Android Activity Dialog Touch

Replacements for deprecated JPMS modules with Java EE APIs

Java Jakarta Ee Deprecated Java 9 Java Module

Can I use Class.newInstance() with constructor arguments?

Java Constructor

How to get a thread and heap dump of a Java process on Windows that's not running in a console

Java Jvm Heap Dump Thread Dump

Java HTTPS client certificate authentication

Java Ssl Https Client Certificates

Maven: add a dependency to a jar by relative path

Java Maven 2 Build Process Build Dependencies

How to tell a Mockito mock object to return something different the next time it is called?

Java Unit Testing Junit Mocking Mockito

Convert from java.util.date to JodaTime

Java Datetime Jodatime

Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate

Java Hibernate Jpa Persistence Hibernate Annotations

Do I really have a car in my garage?

Java Inheritance

How do you create a REST client for Java?

Java Rest Client

System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()

Java Performance Date Time Calendar

Get a list of all threads currently running in Java

Java Multithreading Jvm

Java List.contains(Object with field value equal to x)

Java List Search Contains

Mockito verify order / sequence of method calls

Java Unit Testing Mockito

When to choose checked and unchecked exceptions

Java Exception Checked Exceptions

Difference between int[] array and int array[]

Java Arrays

Override back button to act like home button

Java Android Overriding Android Button Back

Main differences between SOAP and RESTful web services in Java

Java Soap Rest

Convert Existing Eclipse Project to Maven Project

Java Eclipse Maven 2

How to read a text-file resource into Java unit test?

Java Unit Testing

Global variables in Java

Java

What's the best way to share data between activities?

Java Android Sharing

Java: Why is the Date constructor deprecated, and what do I use instead?

Java Date Deprecated

Java ArrayList copy

Java Arraylist

Android - Programmatically Hide/Show Soft Keyboard

Java Android Hide Show Soft Keyboard

Can't compile project when I'm using Lombok under IntelliJ IDEA

Java Intellij Idea Lombok

How to use null in switch

Java Switch Statement

Java8: HashMap<X, Y> to HashMap<X, Z> using Stream / Map-Reduce / Collector

Java Mapreduce Java 8 Java Stream Collectors

Use cases for RxJava schedulers

Java Multithreading Thread Safety Rx Java Rx Android

How do I analyze a .hprof file?

Java Profiling Heap Memory

How does Java handle integer underflows and overflows and how would you check for it?

Java Integer Integer Overflow

Regex for matching something if it is not preceded by something else

Java Regex

What is the difference between JOIN and JOIN FETCH when using JPA and Hibernate

Java Hibernate Join Hql Fetch

Using streams to convert a list of objects into a string obtained from the toString method

Java Java 8 Java Stream

Static Classes In Java

Java Static Classes

What does 'synchronized' mean?

Java Multithreading Keyword Synchronized

:: (double colon) operator in Java 8

Java Java 8

How can I generate an MD5 hash in Java?

Java Hash Md5 Hashcode

How can I get the current stack trace in Java?

Stack Trace Java

How to add one day to a date?

Java Datetime

How to force garbage collection in Java?

Java Garbage Collection

Java Naming Convention with Acronyms

Java Naming Conventions

What does java.lang.Thread.interrupt() do?

Java Multithreading

How to parse a JSON string into JsonNode in Jackson?

Java Json Parsing Jackson

Should I initialize variable within constructor or outside constructor

Java

Converting a date string to a DateTime object using Joda Time library

Java Datetime Jodatime

Read/Write String from/to a File in Android

Java Android String File Io

Difference between if (a - b < 0) and if (a < b)

Java If Statement Arraylist

What do I use now that Handler() is deprecated?

Java Android Kotlin Android Handler

Difference between string object and string literal

Java String String Literals

String variable interpolation Java

Java String Interpolation

How does a Java HashMap handle different objects with the same hash code?

Java Hashmap Hashcode Hash Function

How to format a number 0..9 to display with 2 digits (it's NOT a date)

Java Number Formatting

How to cast an Object to an int

Java Object Casting Integer

How is "mvn clean install" different from "mvn install"?

Java Build Maven Maven 3

Retrieve column names from java.sql.ResultSet

Java Jdbc

How to activate JMX on my JVM for access with jconsole?

Java Jvm Monitoring Jmx Jconsole

Eclipse copy/paste entire line keyboard shortcut

Java Eclipse Copy Keyboard Shortcuts Paste

Java: how to initialize String[]?

Java String Initialization

A KeyValuePair in Java

Java Key Value

Break when exception is thrown

Java Eclipse Debugging Eclipse Jdt

Initializing multiple variables to the same value in Java

Java Variables Initialization Declaration

Spring RestTemplate - how to enable full debugging/logging of requests/responses?

Java Debugging Logging Resttemplate

When is the @JsonProperty property used and what is it used for?

Java Ajax Jackson

Find TODO tags in Eclipse

Java Eclipse Todo

What exactly is Field Injection and how to avoid it?

Java Spring Mvc Dependency Injection Portlet Autowired

Should I instantiate instance variables on declaration or in the constructor?

Java Constructor Instance Variables

What does the question mark in Java generics' type parameter mean?

Java Generics

Java ArrayList replace at specific index

Java Arraylist

How to set specific Java version to Maven?

Java Maven Java 7 Java 6 Maven Toolchains

Maven plugins can not be found in IntelliJ

Java Maven Intellij Idea

How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session

Java Hibernate Session Orm Lazy Loading

How is the java memory pool divided?

Java Memory Pool

java: Class.isInstance vs Class.isAssignableFrom

Java

How to remove all callbacks from a Handler?

Java Android Callback Android Handler

e.printStackTrace equivalent in python

Java Python Exception Stack Trace

round up to 2 decimal places in java?

Java

Difference between CompletableFuture, Future and RxJava's Observable

Java Multithreading Asynchronous Java 8 Rx Java

What's the syntax for mod in java

Java Modulo

What is the best Java email address validation method?

Validation Email Apache Commons Java

Cannot refer to a non-final variable inside an inner class defined in a different method

Java Methods Declaration Final

Accept server's self-signed ssl certificate in Java client

Java Ssl Https Keytool

How do you implement a re-try-catch?

Java Exception Exception Handling Try Catch

keytool error Keystore was tampered with, or password was incorrect

Java Keystore

Lombok annotations do not compile under Intellij idea

Java Intellij Idea Lombok

How many threads can a Java VM support?

Java Multithreading

How to run a JAR file

Java Jar

How do I convert from int to Long in Java?

Java Casting Int Long Integer

Solving a "communications link failure" with JDBC and MySQL

Java Mysql Jdbc

Normalization in DOM parsing with java - how does it work?

Java Xml Dom

Mockito: Inject real objects into private @Autowired fields

Java Spring Mockito

Float and double datatype in Java

Java Floating Point Double Ieee 754

What's the best way to check if a String represents an integer in Java?

Java String Int

How do you import classes in JSP?

Java Jsp

Does Spring @Transactional attribute work on a private method?

Java Spring Transactions Annotations

Delete all files in directory (but not directory) - one liner solution

Java File Io Apache Commons-Io

Why are Java Streams once-off?

Java Java 8 Java Stream Api Design

What does it mean: The serializable class does not declare a static final serialVersionUID field?

Java Serializable Serialversionuid

Can a constructor in Java be private?

Java Constructor Private

Do Java arrays have a maximum size?

Java Arrays

Android Split string

Java Android String

Java: parse int value from a char

Java Parsing Char Int Parseint

How to format strings in Java

Java String String Formatting

How can I remove a substring from a given String?

Java String

What's the difference between Thread start() and Runnable run()

Java Multithreading Concurrency Runnable

Why doesn't java.util.Set have get(int index)?

Java Data Structures Collections Set

How do we count rows using older versions of Hibernate (~2009)?

Java Hibernate Count

What version of javac built my jar?

Java Jar

Getting "NoSuchMethodError: org.hamcrest.Matcher.describeMismatch" when running test in IntelliJ 10.5

Java Junit Intellij Idea Junit4 Hamcrest

Get java.nio.file.Path object from java.io.File

Java File Path Java 6

How to set JAVA_HOME in Linux for all users

Java Linux Java Home Path Variables

Override default Spring-Boot application.properties settings in Junit Test

Java Unit Testing Spring Boot

java.lang.IllegalStateException: Only fullscreen opaque activities can request orientation

Java Android Android 8.0-Oreo Android 8.1-Oreo

Get OS-level system information

Java Memory Resources System

How to use JUnit to test asynchronous processes

Java Unit Testing Asynchronous Junit

any tool for java object to object mapping?

Java Mapping Dto

Generate Java class from JSON?

Java Json

What causes java.lang.IncompatibleClassChangeError?

Java Jar Runtime Error Binary Compatibility

StringBuilder vs String concatenation in toString() in Java

Java Performance String Concatenation Stringbuilder

Why can't I use switch statement on a String?

Java String Switch Statement

Difference between HashMap, LinkedHashMap and TreeMap

Java Map

When to use static methods

Java Static Methods

What is the difference between JDK and JRE?

Java

Why doesn't RecyclerView have onItemClickListener()?

Java Android Android Recyclerview

Can't start Eclipse - Java was started but returned exit code=13

Java Android Windows Eclipse 32bit 64bit

Reading a plain text file in Java

Java File Io Ascii

Java 8 List<V> into Map<K, V>

Java Lambda Java 8 Java Stream

How to add JTable in JPanel with null layout?

Java Layout Jtable Layout Manager Null Layout-Manager

Base 64 encode and decode example code

Java Android Base64

Gson - convert from Json to a typed ArrayList<T>

Java Android Json Gson

Rounding BigDecimal to always have two decimal places

Java Math Bigdecimal Rounding

Spring MVC: Complex object as GET @RequestParam

Java Spring Mvc

How to remove padding around buttons in Android?

Java Android Button

Android buildscript repositories: jcenter VS mavencentral

Java Android Android Gradle-Plugin Jcenter Maven Central

Specifying Java version in maven - differences between properties and compiler plugin

Java Maven Maven 3 Maven Compiler-Plugin

What is the difference between Swing and AWT?

Java Swing Awt

Why would a static nested interface be used in Java?

Java Interface Static

Likelihood of collision using most significant bits of a UUID in Java

Java Collision Uuid

Using Mockito to test abstract classes

Java Unit Testing Mocking Abstract Class Mockito

How can I make a JPA OneToOne relation lazy

Java Hibernate Jpa Lazy Loading One to-One

How can I read input from the console using the Scanner class in Java?

Java java.util.scanner

How do I run a Java program from the command line on Windows?

Java

How to retrieve a file from a server via SFTP?

Java Ftp Sftp Security

Why is it not possible to extend annotations in Java?

Java Inheritance Annotations

Difference between Statement and PreparedStatement

Java Jdbc

Boolean vs boolean in Java

Java Boolean

PermGen elimination in JDK 8

Java Java 8 Jvm Permgen

How to use a Java8 lambda to sort a stream in reverse order?

Java Lambda Java 8 Java Stream

When do Java generics require <? extends T> instead of <T> and is there any downside of switching?

Java Generics Junit

Difference between Inheritance and Composition

Java Oop Inheritance Composition

How to get the name of a class without the package?

Java

Java: how can I split an ArrayList in multiple small ArrayLists?

Java Arraylist

Use String.split() with multiple delimiters

Java Regex

How do I resolve the "java.net.BindException: Address already in use: JVM_Bind" error?

Java Eclipse Networking Serversocket

Java: Getting a substring from a string starting after a particular character

Java String Substring

Error: The processing instruction target matching "[xX][mM][lL]" is not allowed

Java Xml Xslt

Good Java graph algorithm library?

Java Algorithm Graph

What is the memory consumption of an object in Java?

Java Memory Footprint

Java: how do I get a class literal from a generic type?

Java Generics Class Literals

How to get a reversed list view on a list in Java?

Java List Collections Iterator Reverse

Check if a Class Object is subclass of another Class Object in Java

Java Class Reflection

How to store printStackTrace into a string

Java Stack Trace

Initialize a long in Java

Java Long Integer

How to convert CharSequence to String?

Java String Charsequence

Java project in Eclipse: The type java.lang.Object cannot be resolved. It is indirectly referenced from required .class files

Java Eclipse

Spring CrudRepository findByInventoryIds(List<Long> inventoryIdList) - equivalent to IN clause

Java Spring Jpa Spring Data Spring Data-Jpa

Maven dependency for Servlet 3.0 API?

Java Maven 2 Servlets Jakarta Ee

super() in Java

Java Super

Value Change Listener to JTextField

Java Swing Listener Jtextfield Documentlistener

How to format a Java string with leading zero?

Java String Formatting Format

How to capitalize the first letter of word in a string using Java?

Java

What is the difference between iterator and iterable and how to use them?

Java Iterator Iterable

Unable to create Android Virtual Device

Java Android

What actually causes a Stack Overflow error?

Java Jvm Stack Overflow

Should I use Java's String.format() if performance is important?

Java String Performance String Formatting Micro Optimization

Interview question: Check if one string is a rotation of other string

Java C++C

Turning a string into a Uri in Android

Java Android Uri

Java String - See if a string contains only numbers and not letters

Java String If Statement

What does the arrow operator, '->', do in Java?

Java Intellij Idea Apache Commons Java 8 Apache Commons-Collection

How to get current timestamp in string format in Java? "yyyy.MM.dd.HH.mm.ss"

Java Date Datetime Timestamp

No @XmlRootElement generated by JAXB

Java Jaxb Xjc Fpml

In which language are the Java compiler and JVM written?

Java Jvm Javac

Javadoc: package.html or package-info.java

Java Javadoc

HashMap with multiple values under the same key

Java

Why do we usually use || over |? What is the difference?

Java Bitwise Operators

What determines Kafka consumer offset?

Java Apache Kafka Kafka Consumer-Api Distributed Computing

How to create a windows service from java app

Java Windows Services

Getting Spring Application Context

Java Spring Configuration Applicationcontext

Java "Virtual Machine" vs. Python "Interpreter" parlance?

Java Python Jvm

Different ways of loading a file as an InputStream

Java Inputstream

How to add directory to classpath in an application run profile in IntelliJ IDEA?

Java Intellij Idea Classpath

How to map a composite key with JPA and Hibernate?

Java Hibernate Jpa Orm Composite Key

SSL handshake alert: unrecognized_name error since upgrade to Java 1.7.0

Java Ssl

How to split a comma-separated string?

Java String Split

How to check if a folder exists?

Java

Are getters and setters poor design? Contradictory advice seen

Java Oop Setter Getter Accessor

Can constructors throw exceptions in Java?

Java Exception Constructor

Turning Sonar off for certain code

Java Jenkins Sonarqube Findbugs

Get list of JSON objects with Spring RestTemplate

Java Spring Resttemplate

How to format LocalDate to string?

Java Jsr310

What's the Kotlin equivalent of Java's String[]?

Java Kotlin

Convert Kotlin Array to Java varargs

Java Kotlin Interop Kotlin Interop

What exactly is a Maven Snapshot and why do we need it?

Java Maven Dependency Management

Place cursor at the end of text in EditText

Java Android Kotlin Android Edittext Keylistener

How to create RecyclerView with multiple view types

Java Android User Interface Android Recyclerview

How to check if a String is numeric in Java

Java String Numeric

How to reference a method in javadoc?

Java Hyperlink Javadoc

Java string to date conversion

Java String Date Time Data Conversion

How to use Jackson to deserialise an array of objects

Java Json Jackson

In log4j, does checking isDebugEnabled before logging improve performance?

Java Logging Log4j

How and where are Annotations used in Java?

Java Annotations

Invoking a static method using reflection

Java Reflection Static

Java associative-array

Java Hashmap Associative Array

Format Float to n decimal places

Java Android Floating Point Numbers Format

Java 8 - Best way to transform a list: map or foreach?

Java Java 8 Java Stream

How do I prevent Eclipse from hanging on startup?

Java Eclipse Eclipse 3.3

Accessing constructor of an anonymous class

Java Constructor Overloading Anonymous Types

Immutability of Strings in Java

Java String Immutability

ExecutorService, how to wait for all tasks to finish

Java Multithreading Threadpool Executorservice

How to get the selected index of a RadioGroup in Android

Java Android Xml Radio Group

Java: Path vs File

Java File Io Path Nio

Java ArrayList how to add elements at the beginning

Java Arrays Arraylist Stack

getResourceAsStream returns null

Java File Io Resources

Spring Boot - Cannot determine embedded database driver class for database type NONE

Java Google App-Engine Jpa Spring Data Spring Boot

Handling exceptions from Java ExecutorService tasks

Java Multithreading Exception Executorservice Threadpoolexecutor

How do I apply the for-each loop to every character in a String?

Java String Loops Foreach Char

How to create Android Facebook Key Hash?

Java Android Facebook

Assert an object is a specific type

Java Unit Testing Junit

Java method with return type compiles without return statement

Java Syntax While Loop Compilation Return

Exception thrown inside catch block - will it be caught again?

Java Exception

Is there a way to simulate the C++ 'friend' concept in Java?

Java C++Friend Accessor

Cleanest way to toggle a boolean variable in Java?

Java Boolean

Java: How to test methods that call System.exit()?

Java Multithreading Unit Testing Junit Testability

How to automatically generate N "distinct" colors?

Java Colors Color Scheme Color Picker

Where is Java's Array indexOf?

Java Arrays Indexof

How to change menu item text dynamically in Android

Java Android Menu Menuitem

Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot?

Java Swing User Interface Swt Awt

Convert float to String and String to float in Java

Java String Types Number Formatting Type Conversion

Import Maven dependencies in IntelliJ IDEA

Java Maven Intellij Idea Maven 3

Why should I use Deque over Stack?

Java Data Structures Stack Deque

Number of lines in a file in Java

Java Large Files Line Numbers

AssertContains on strings in jUnit

Java String Junit Assert

Disable IntelliJ Starred (Package) Imports?

Java Autocomplete Intellij Idea

Java: Check if enum contains a given string?

Java String Enums

Converting double to string

Java Android

How to convert/parse from String to char in java?

Java String Parsing Char

Mockito.any() pass Interface with Generics

Java Generics Mockito

equals vs Arrays.equals in Java

Java Arrays Equality

Calendar date to yyyy-MM-dd format in java

Java Date Calendar Converter

Are arrays passed by value or passed by reference in Java?

Java Arrays

Why Android Studio says "Waiting For Debugger" if am NOT debugging?

Java Android Android Studio Debugging

Static nested class in Java, why?

Java Class Static Member

Convert JSON to Map

Java Json Parsing Collections

How to compare two Dates without the time portion?

Java Datetime

How to convert a color integer to a hex String in Android?

Java Android String Colors Hex

How should I copy Strings in Java?

Java

Installing Java 7 on Ubuntu

Java Ubuntu Installation

Why is String.chars() a stream of ints in Java 8?

Java String Java 8

Java "lambda expressions not supported at this language level"

Java Intellij Idea Lambda Java 8

System.out.println() shortcut on Intellij IDEA

Java Intellij Idea

Maven surefire could not find ForkedBooter class

Java Maven Maven Surefire-Plugin

Finding the max/min value in an array of primitives using Java

Java Arrays Algorithm Frameworks

Replacing all non-alphanumeric characters with empty strings

Java Regex Non Alphanumeric

What is the ellipsis (...) for in this method signature?

Java Ellipsis

What is the difference between "text" and new String("text")?

Java String

Are "while(true)" loops so bad?

Java While Loop Do While

Design Patterns: Factory vs Factory method vs Abstract Factory

Java Design Patterns Language Agnostic Factory Factory Method

How to declare an ArrayList with values?

Java Arraylist Initialization Declare

Spring - No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call

Java Spring Spring Mvc Web Applications

Printing Java Collections Nicely (toString Doesn't Return Pretty Output)

Java Debugging Pretty Print

JAX-RS / Jersey how to customize error handling?

Java Rest Error Handling Jersey Jax Rs

Java Swing revalidate() vs repaint()

Java Swing

What is the difference between a JavaBean and a POJO?

Java Terminology Pojo

How to render a PDF file in Android

Java Android Pdf Android Pdf-Api

String, StringBuffer, and StringBuilder

Java String Oop Stringbuilder

Convert String to Uri

Java Android String Uri

Extract digits from a string in Java

Java String

java.net.ConnectException: Connection refused

Java Networking Tcp

How to sort an ArrayList in Java

Java Sorting Collections Arraylist

How to count the number of occurrences of an element in a List

Java Arraylist Collections

Why generate long serialVersionUID instead of a simple 1L?

Java Serialization Code Generation Serialversionuid

How to use Java property files?

Java Properties

Named placeholders in string formatting

Java String Formatting

How to print a float with 2 decimal places in Java?

Java Formatting Printf Decimal Point

Are there best practices for (Java) package organization?

Java Package Naming Conventions

How can I set the JDK NetBeans runs on?

Java Netbeans

Naming of enums in Java: Singular or Plural?

Java Enums Naming Conventions

What is the difference between getFields and getDeclaredFields in Java reflection

Java Reflection

Comparing strings with == which are declared final in Java

Java String Final

How can I count occurrences with groupBy?

Java Functional Programming Java 8

How do you find all subclasses of a given class in Java?

Java Class Interface Subclass

Spring @Autowired usage

Java Spring Autowired

Paste a multi-line Java String in Eclipse

Java Eclipse Multiline Multilinestring

How to convert a JSON string to a Map<String, String> with Jackson JSON

Java Jackson

How do I hide .class files from the Open Resource dialog in Eclipse?

Java Eclipse

How can I get the current screen orientation?

Java Android Configuration Orientation

Difference between <? super T> and <? extends T> in Java

Java Generics Collections

How to configure port for a Spring Boot application

Java Spring Spring Boot Server Port

What do 3 dots next to a parameter type mean in Java?

Java Variadic Functions

How can I read a large text file line by line using Java?

Java Performance File Io Io Garbage Collection

How do I time a method's execution in Java?

Java Timing Execution Time

How do I convert a String to an InputStream in Java?

Java String Type Conversion Inputstream

Failed to load the JNI shared Library (JDK)

Java Windows Eclipse Java Native-Interface

How to convert a Java 8 Stream to an Array?

Java Arrays Java 8 Java Stream

When and how should I use a ThreadLocal variable?

Java Multithreading Concurrency Thread Local Thread Confinement

Convert InputStream to byte array in Java

Java Bytearray Inputstream

What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?

Java Spring Jpa Spring Data Spring Data-Jpa

How do I write a correct micro-benchmark in Java?

Java Jvm Benchmarking Jvm Hotspot Microbenchmark

How do I use optional parameters in Java?

Java Optional Parameters

String is immutable. What exactly is the meaning?

Java String Immutability

How does Junit @Rule work?

Java Junit Junit4 Junit Rule

How to set JAVA_HOME environment variable on Mac OS X 10.9?

Java Macos Osx Mavericks

Filter values only if not null using lambda in Java8

Java Lambda Nullpointerexception Null Java 8

URLEncoder not able to translate space character

Java Url Urlencode

Unable to find a @SpringBootConfiguration when doing a JpaTest

Java Spring Junit Spring Boot Spring Data

What is the difference between List.of and Arrays.asList?

Java List Java 9

MacOS Catalina(v 10.15.3): Error: “chromedriver” cannot be opened because the developer cannot be verified. Unable to launch the chrome browser

Java Macos Selenium

C++ equivalent of java's instanceof

Java C++Oop Instanceof

Environment variables for java installation

Java

Java synchronized method lock on object, or method?

Java Multithreading Thread Safety Locking Synchronized

How do I get the last character of a string?

Java String Substring

Why is ArrayDeque better than LinkedList

Java Deque Linked List Arraydeque

What is the difference between Class.getResource() and ClassLoader.getResource()?

Java Classloader Getresource

Is the buildSessionFactory() Configuration method deprecated in Hibernate?

Java Hibernate Configuration Deprecated Bootstrapping

Difference between java.util.Random and java.security.SecureRandom

Java Random Cryptography Security

Android Center text on canvas

Java Android Android Activity Android Canvas Drawtext

Display current time in 12 hour format with AM/PM

Java Date Format

Accessing Kotlin extension functions from Java

Java Kotlin Extension Function

Java integer to byte array

Java Arrays Integer Byte

How to set JFrame to appear centered, regardless of monitor resolution?

Java Swing Jframe Position

How can I send an email by Java application using GMail, Yahoo, or Hotmail?

Java Email Gmail Jakarta Mail Mail Server

Changing names of parameterized tests

Java Junit Junit4 Parameterized

Trigger 404 in Spring-MVC controller?

Java Spring Spring Mvc

Why would an Enum implement an Interface?

Java Enums

Controlling Maven final name of jar artifact

Java Maven 2 Jar Build Automation

How to change the decimal separator of DecimalFormat from comma to dot/point?

Java Android Bigdecimal Decimal Point Decimalformat

How to convert milliseconds to "hh:mm:ss" format?

Java Time Format Countdowntimer

How do you get current active/default Environment profile programmatically in Spring?

Java Spring Spring Profiles

JPA : How to convert a native query result set to POJO class collection

Java Jpa

Converting Java objects to JSON with Jackson

Java Json Object Jackson

Add context path to Spring Boot application

Java Spring Spring Mvc Spring Boot

What is this spring.jpa.open-in-view=true property in Spring Boot?

Java Spring Jpa Spring Boot Spring Data

Difference between @Mock, @MockBean and Mockito.mock()

Java Spring Spring Boot Junit Mockito

Android room persistent: AppDatabase_Impl does not exist

Java Android Android Room

Google Guava vs. Apache Commons

Java Collections Apache Commons Guava

IntelliJ IDEA with Junit 4.7 "!!! JUnit version 3.8 or later expected:"

Java Android Junit Intellij Idea

Make hibernate ignore class variables that are not mapped

Java Hibernate Jpa

What is the use of ByteBuffer in Java?

Java Buffer Bytebuffer

H2 in-memory database. Table not found

Java Database H2

Converting a Date object to a calendar object

Java Date Calendar Nullpointerexception

What data type to use for money in Java?

Java Types Currency

Error: Could not find or load main class in intelliJ IDE

Java Compiler Errors Intellij Idea

Java 8 stream's .min() and .max(): why does this compile?

Java Java 8 Java Stream

What is the reason why “synchronized” is not allowed in Java 8 interface methods?

Java Java 8 Synchronized Default Method Jsr335

Java 8: How do I work with exception throwing methods in streams?

Java Java 8 Unhandled Exception Java Stream

Android Studio Google JAR file causing GC overhead limit exceeded error

Java Android Overhead

The specified child already has a parent. You must call removeView() on the child's parent first (Android)

Java Android Android Edittext Textview Parent Child

Java Delegates?

Java Delegates

Should private helper methods be static if they can be static

Java Static Methods Static Methods

Using Mockito's generic "any()" method

Java Unit Testing Mocking Mockito

Difference between File.separator and slash in paths

Java

How to determine day of week by passing specific date?

Java Date

For a boolean field, what is the naming convention for its getter/setter?

Java Coding Style Naming Conventions Javabeans

Size-limited queue that holds last N elements in Java

Collections Queue Java

Java FileOutputStream Create File if not exists

Java File File Io New Operator Fileoutputstream

Convert character to ASCII numeric value in java

Java String Ascii

Getting the difference between two sets

Java Set

Error: Unable to run mksdcard SDK tool

Java Android Android Studio

Java 8 - Difference between Optional.flatMap and Optional.map

Java Java 8 Optional

How can I sort a List alphabetically?

Java List Sorting Collections Alphabetical

Which is more efficient, a for-each loop, or an iterator?

Java Collections Foreach

How to find an available port?

Java Networking Sockets Port

Map enum in JPA with fixed values?

Java Spring Orm Jpa Enums

What is Dispatcher Servlet in Spring?

Java Spring Spring Mvc Servlet Dispatching

What is the difference between connection and read timeout for sockets?

Java Sockets Timeout Connection

What causes imported Maven project in Eclipse to use Java 1.5 instead of Java 1.6 by default and how can I ensure it doesn't?

Java Eclipse Maven 2 M2eclipse Build Error

How to specify jackson to only use fields - preferably globally

Java Json Jackson

Why does my Spring Boot App always shutdown immediately after starting?

Java Spring Spring Boot

IntelliJ: Error:java: error: release version 5 not supported

Java Intellij Idea

java.net.URLEncoder.encode(String) is deprecated, what should I use instead?

Java Url Network Programming Deprecated

Is there a Newline constant defined in Java like Environment.Newline in C#?

Java

How to set the java.library.path from Eclipse

Java Eclipse Configuration Buildpath

Do spurious wakeups in Java actually happen?

Java Multithreading Locking Spurious Wakeup

Illegal pattern character 'T' when parsing a date string to java.util.Date

Java Date Simpledateformat Iso8601

How to return 2 values from a Java method?

Java Function Return Value

Creating an array of objects in Java

Java Arrays Class

Generate UML Class Diagram from Java Project

Java Uml Reverse Engineering Class Diagram

Best way to compare 2 XML documents in Java

Java Xml Testing Parsing Comparison

Static method in a generic class?

Java Generics Static Methods

How do I join two lists in Java?

Java List jdk1.5

Error:java: javacTask: source release 8 requires target release 1.8

Java Intellij Idea Java 8

How do I check if a file exists in Java?

Java File Io Io File Exists

How to convert a char to a String?

Java String Char Type Conversion

A for-loop to iterate over an enum in Java

Java Loops For Loop Enums

Error java.lang.OutOfMemoryError: GC overhead limit exceeded

Java Garbage Collection Out of-Memory Heap Memory

Why charset names are not constants?

Java Character Encoding

Properly removing an Integer from a List<Integer>

Java Collections Overloading

Java abstract interface

Java Interface Abstract

Unable to execute dex: GC overhead limit exceeded in Eclipse

Java Android Out of-Memory Dalvik

Check if null Boolean is true results in exception

Java

'Java' is not recognized as an internal or external command

Java

@RequestParam in Spring MVC handling optional parameters

Java Spring Spring Mvc

Unfinished Stubbing Detected in Mockito

Java Mocking Mockito

How to POST form data with Spring RestTemplate?

Java Spring Rest Resttemplate

Is Java's assertEquals method reliable?

Java String Junit Junit4

Is there a way to ignore a single FindBugs warning?

Java Warnings Findbugs Suppress Warnings

How to define a List bean in Spring?

Java Spring

make arrayList.toArray() return more specific types

Java Arrays Object Types Arraylist

How to create a Java Date object of midnight today and midnight tomorrow?

Java Date

What is the difference between 'java', 'javaw', and 'javaws'?

Java Java Web-Start Javaw

Why does the MongoDB Java driver use a random number generator in a conditional?

Java Mongodb Obfuscation

Implementing Singleton with an Enum (in Java)

Java Design Patterns Enums Singleton

What is an illegal reflective access?

Java Java 9 Java Module Java Platform-Module-System

Why is JavaScript called JavaScript, since it has nothing to do with Java?

Java Javascript

is there a Java equivalent to null coalescing operator (??) in C#?

Java C#Equivalent Null Coalescing-Operator

Where can I find the Java SDK in Linux after installing it?

Linux Java

HTTP POST using JSON in Java

Java Json Http Post

The split() method in Java does not work on a dot (.)

Java String Split

What are "connecting characters" in Java identifiers?

Java Unicode Identifier Scjp

Does Java SE 8 have Pairs or Tuples?

Java Lambda Functional Programming Java 8 Java Stream

intellij incorrectly saying no beans of type found for autowired repository

Java Spring Intellij Idea Annotations Autowired

Android Studio was unable to find a valid Jvm (Related to MAC OS)

Java Android Macos Android Studio Ide

/** and /* in Java Comments

Java Comments Javadoc

Why does a Java class compile differently with a blank line?

Java Compilation Javac Bytecode

Why is x == (x = y) not the same as (x = y) == x?

Java Variable Assignment Equality Operator Precedence Jls

How do I fix a NoSuchMethodError?

Java Nosuchmethoderror

Keyword for the outer class from an anonymous inner class

Java Anonymous Inner-Class

Maven compile with multiple src directories

Java Maven 2

Eclipse debugger always blocks on ThreadPoolExecutor without any obvious exception, why?

Java Eclipse Debugging Tomcat

How to schedule a periodic task in Java?

Java Scheduled Tasks

Java Set retain order?

Java Sorting Set

Tomcat: How to find out running Tomcat version?

Java Tomcat Appfuse

Why does IntelliJ give me "Package doesn't exist" error?

Java Intellij Idea Ubuntu 12.04 Barcode

How to change color of the back arrow in the new material theme?

Java Android User Interface Colors Android Styles

What are the differences between the different saving methods in Hibernate?

Java Hibernate Persistence

What is a NullPointerException, and how do I fix it?

Java Nullpointerexception

What are major differences between C# and Java?

C#.Net Clr Java

What is Serialization?

Java Oop Serialization Marshalling

URL to load resources from the classpath in Java

Java Url Classloader

Do I need to close() both FileReader and BufferedReader?

Java Io Bufferedreader Filereader

Most concise way to convert a Set<T> to a List<T>

Java List Collections Set jdk1.6

How to sort by two fields in Java?

Java Sorting

Meaning of delta or epsilon argument of assertEquals for double values

Java Junit Floating Point

What makes JNI calls slow?

Java Performance Java Native-Interface

Jackson - Deserialize using generic class

Java Json Generics Jackson

When should we use Observer and Observable?

Java Design Patterns Observable Observer Pattern Observers

Why does this Java program terminate despite that apparently it shouldn't (and didn't)?

Java Concurrency Java Memory-Model Memory Visibility

RabbitMQ and relationship between channel and connection

Java Rabbitmq Messaging Amqp Channel

How can I parse a local JSON file from assets folder into a ListView?

Java Android Json Android Listview Local

Unable to obtain LocalDateTime from TemporalAccessor when parsing LocalDateTime (Java 8)

Java Datetime Java 8 Datetime Format

Does a lambda expression create an object on the heap every time it's executed?

Java Lambda Java 8

Using NotNull Annotation in method argument

Java

.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?

Java Performance Coding Style

How to run eclipse in clean mode? what happens if we do so?

Java Eclipse

How to run a class from Jar which is not the Main-Class in its Manifest file

Java Jar Executable Jar

Spring MVC - How to get all request params in a map in Spring controller?

Java Spring Spring Mvc

Can someone explain mappedBy in JPA and Hibernate?

Java Hibernate Jpa Jakarta Ee Hibernate Mapping

What happens when there's insufficient memory to throw an OutOfMemoryError?

Java Language Agnostic

Get keys from HashMap in Java

Java Data Structures Java 6

Is it expensive to use try-catch blocks even if an exception is never thrown?

Java Performance Try Catch

Generating a Random Number between 1 and 10 Java

Java Random

Spring JPA selecting specific columns

Java Jpa Spring Data-Jpa

Using the "final" modifier whenever applicable in Java

Java Oop

Find where java class is loaded from

Java Classpath Classloader

How can I generate Javadoc comments in Eclipse?

Java Eclipse Javadoc

Android Eclipse - Could not find *.apk

Java Android Eclipse

String.format() to format double in Java

Java

What is the difference between & and && in Java?

Java Operators Boolean Bitwise Operators

How to make a copy of a file in android?

Java Android

Splitting a Java String by the pipe symbol using split("|")

Java Regex String

GoTo Next Iteration in For Loop in java

Java For Loop

When to use Mockito.verify()?

Java Unit Testing Junit Mockito

Limit a stream by a predicate

Java Java 8 Java Stream

Adding up BigDecimals using Streams

Java Bigdecimal Java 8 Java Stream

Java 8 Stream and operation on arrays

Java Arrays Java 8 Java Stream

How can I get System variable value in Java?

Java Environment Variables

Rename a file using Java

Java File Rename File Rename

Getting java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory exception

Java Noclassdeffounderror

Java switch statement: Constant expression required, but it IS constant

Java Compile Time-Constant

Disable a particular Checkstyle rule for a particular line of code?

Java Checkstyle

Can we make unsigned byte in Java

Java Unsigned

Java equivalent to C# extension methods

Java Extension Methods

Bytes of a string in Java

Java String

Convert Enumeration to a Set/List

Java Collections Conventions

What's the difference between map() and flatMap() methods in Java 8?

Java Java 8 Java Stream

What is the equivalent of Java static methods in Kotlin?

Java Kotlin Static

Why is 2 * (i * i) faster than 2 * i * i in Java?

Java Performance Benchmarking Bytecode Jit

Efficiency of Java "Double Brace Initialization"?

Java Performance Collections Initialization

How do I copy an object in Java?

Java Object Copy Clone

"Comparison method violates its general contract!"

Java Comparator

How can I create an Array of ArrayLists?

Java Arrays Arraylist

How to find Java Heap Size and Memory Used (Linux)?

Java Linux Performance Memory Heap Memory

Swing vs JavaFx for desktop applications

Java Swing User Interface Javafx Swingx

How to check if a JSON key exists?

Java Android Json

Java 8 stream reverse order

Java List Sorting Java 8 Java Stream

Difference between _JAVA_OPTIONS, JAVA_TOOL_OPTIONS and JAVA_OPTS

Java Jvm Jvm Arguments

What Java 8 Stream.collect equivalents are available in the standard Kotlin library?

Java Kotlin Collections Java 8 Java Stream

Maven dependencies are failing with a 501 error

Java Maven Jenkins Maven Central

What is the proper way to re-attach detached objects in Hibernate?

Java Hibernate Spring Session Detach

How do I speed up the gwt compiler?

Java Performance Gwt

How to get parameters from the URL with JSP

Java Jsp Url Get Method

Choose between ExecutorService's submit and ExecutorService's execute

Java Multithreading Executorservice

Final arguments in interface methods - what's the point?

Java Class Interface Methods Final

Create a custom event in Java

Java Events Listener Handler

Intellij IDEA Java classes not auto compiling on save

Java Jakarta Ee Intellij Idea Jrebel

Android - SPAN_EXCLUSIVE_EXCLUSIVE spans cannot have a zero length

Java Android

How is CountDownLatch used in Java Multithreading?

Java Multithreading Countdown Countdownlatch

How to format Joda-Time DateTime to only mm/dd/yyyy?

Java Jodatime Date Format

Is java.util.Random really that random? How can I generate 52! (factorial) possible sequences?

Java Permutation Random Seed Random

Causes of getting a java.lang.VerifyError

Java Exception Deployment Verifyerror

How to format a duration in java? (e.g format H:MM:SS)

Java Date Formatting Duration

When do you use varargs in Java?

Java Variadic Functions

What's the equivalent of Java's Thread.sleep() in JavaScript?

Java Javascript

What is the difference between javac and the Eclipse compiler?

Java Eclipse Javac

Use of Java's Collections.singletonList()?

Java

Encode String to UTF-8

Java Utf 8

java.lang.NoClassDefFoundError: Could not initialize class XXX

Java Jar Runtime Noclassdeffounderror

Is there a common Java utility to break a list into batches?

Java Collections

Java Regex Capturing Groups

Java Regex

Why is String immutable in Java?

Java String

Remove ✅, 🔥, ✈ , ♛ and other such emojis/images/signs from Java strings

Java String Emoji

What are the differences between Generics in C# and Java... and Templates in C++?

C#Java C++Generics Templates

Picking a random element from a set

Java Algorithm Language Agnostic Random Set

How to convert a double to long without casting?

Java Type Conversion

Regex Named Groups in Java

Java Regex

Can I set enum start value in Java?

Java Enums

Is Java a Compiled or an Interpreted programming language ?

Java Compilation Interpretation

Java code To convert byte to Hexadecimal

Java

@UniqueConstraint annotation in Java

Java Jpa Unique Constraint

How to efficiently remove all null elements from a ArrayList or String Array?

Java Performance Loops For Loop Arraylist

Converting Integer to String with comma for thousands

Java String Integer

Openssl is not recognized as an internal or external command

Java Android Facebook Android-Sdk Keytool

How to set connection timeout with OkHttp

Java Timeout Okhttp

How do I monitor the computer's CPU, memory, and disk usage in Java?

Java Memory Cross Platform Cpu Diskspace

How can I efficiently parse HTML with Java?

Java Html Parsing Html Parsing Web Scraping

Converting a string to an integer on Android

Java Android String Integer Android Edittext

How to print binary tree diagram in Java?

Java Data Structures Printing Binary Tree

OpenJDK availability for Windows OS

Java Windows

Unrecognized SSL message, plaintext connection? Exception

Java Https

GSON - Date format

Java Gson

Case insensitive string as HashMap key

Java Dictionary Case Insensitive

How to set Java environment path in Ubuntu

Ubuntu Environment Variables Java

Javadoc @see or {@link}?

Java Javadoc

How to refer environment variable in POM.xml?

Java Maven Environment Variables pom.xml

How do I tell Spring Boot which main class to use for the executable jar?

Java Spring Maven Executable Jar Spring Boot

Why can't strings be mutable in Java and .NET?

Java .Net String Mutable

How to persist a property of type List<String> in JPA?

Java Orm Jpa

How can I convert int[] to Integer[] in Java?

Java Arrays Generics Collections

How do I create a unique ID in Java?

Java Uniqueidentifier

Pick a random value from an enum?

Java Random Enums

com.jcraft.jsch.JSchException: UnknownHostKey

Java Ssh Jsch

What is the difference between Spring, Struts, Hibernate, JavaServer Faces, Tapestry?

Java Frameworks Jakarta Ee

codestyle; put javadoc before or after annotation?

Java Coding Style Annotations Javadoc Code Documentation

Difference between List, List<?>, List<T>, List<E>, and List<Object>

Java Generics

Get Android Device Name

Java Android Device Name

What is "pom" packaging in maven?

Java Tomcat Maven

What is WEB-INF used for in a Java EE web application?

Java Servlets War Java Ee-7 Web Inf

How to set timeout in Retrofit library?

Java Android Timeout Retrofit

How to install JDK 11 under Ubuntu?

Java Ubuntu Java 11

Should try...catch go inside or outside a loop?

Java Performance Loops Try Catch

How Do I Document Packages in Java?

Java Packages Javadoc

Differences between Exception and Error

Java Exception Throwable

Java Constructor Inheritance

Java Inheritance Constructor

Operator overloading in Java

Java Operator Overloading

java.net.MalformedURLException: no protocol

Java Xml Exception

A simple scenario using wait() and notify() in java

Java Wait Notify

How to get a resource id with a known resource name?

Java Android Android Resources

Synchronization vs Lock

Java Multithreading Concurrency Synchronization java.util.concurrent

Check if a value exists in ArrayList

Java Arraylist Contains

How to make a Java Generic method static?

Java Generics

What is the meaning and difference between subject, user and principal?

Java Spring Security Terminology Security

Using "like" wildcard in prepared statement

Java Mysql Jdbc Prepared Statement

REST API - DTOs or not?

Java Spring Rest Dto Hateoas

Class Not Found: Empty Test Suite in IntelliJ

Java Unit Testing Intellij Idea Junit

Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?

Java

Tips for using Vim as a Java IDE?

Java Vim Ide

How to install a specific JDK on Mac OS X?

Java Macos Installation

Why doesn't "System.out.println" work in Android?

Java Android Printing Console System

Joda-Time: what's the difference between Period, Interval and Duration?

Java Jodatime

How to use a servlet filter in Java to change an incoming servlet request url?

Java Url Servlets Request Servlet Filters

Unable to resolve host "<URL here>" No address associated with host name

Java Android

Immutable vs Unmodifiable collection

Java Collections Immutability

Java: difference between strong/soft/weak/phantom reference

Java Reference Weak References Soft References Phantom Reference

How to view the list of compile errors in IntelliJ?

Java Intellij Idea Compiler Errors

Create ArrayList from array

Java Arrays Arraylist Type Conversion

How do I generate random integers within a specific range in Java?

Java Random Integer

Proper use cases for Android UserManager.isUserAGoat()?

Java Android Usermanager

Why don't Java's +=, -=, *=, /= compound assignment operators require casting?

Java Casting Operators Variable Assignment Assignment Operator

How do I efficiently iterate over each entry in a Java Map?

Java Dictionary Collections Iteration

Why is char[] preferred over String for passwords?

Java String Security Passwords Char

Iterate through a HashMap

Java Loops Hashmap Iteration

How can I create a memory leak in Java?

Java Memory Memory Leaks

What is the difference between public, protected, package-private and private in Java?

Java Private Public Protected Access Modifiers

When to use LinkedList over ArrayList in Java?

Java Arraylist Collections Linked List

How do I convert a String to an int in Java?

Java String Type Conversion Integer

What is a serialVersionUID and why should I use it?

Java Serialization Serialversionuid

Initialization of an ArrayList in one line

Java Collections Arraylist Initialization

What's the difference between SoftReference and WeakReference in Java?

Java Reference Weak References Soft References

Linking to an external URL in Javadoc?

Java Url Javadoc Hyperlink

File to byte[] in Java

Java File Io

Scanner is skipping nextLine() after using next() or nextFoo()?

Java Io java.util.scanner

How to call a method after a delay in Android

Java Android Handler Delay

What is a daemon thread in Java?

Java Multithreading

How to make a new List in Java

Java List Collections

How to pass an object from one activity to another on Android

Java Android Object Android Intent Android Activity

Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project

Java Intellij Idea

What is the difference between JSF, Servlet and JSP?

Java Jsp Jsf Servlets Jakarta Ee

What is the Java equivalent for LINQ?

Java Linq

How do I tell Maven to use the latest version of a dependency?

Java Maven Dependencies Maven 2 Maven Metadata

Jackson with JSON: Unrecognized field, not marked as ignorable

Java Json Data Binding Jackson

How to initialize HashSet values by construction?

Java Collections Constructor Initialization Hashset

javax.transaction.Transactional vs org.springframework.transaction.annotation.Transactional

Java Spring Hibernate Transactions Jta

Java 8 LocalDate Jackson format

Java Json Jackson Jax Rs Resteasy

gradlew command not found?

Java Linux Gradle Installation

Gradle: Could not determine java version from '11.0.2'

Java Gradle Gradlew

Is there a performance difference between a for loop and a for-each loop?

Java Performance For Loop

Callback functions in Java

Java Callback Function Pointers

Can you explain the concept of streams?

Java .Net Stream Language Agnostic Iostream

How can you escape the @ character in javadoc?

Java Escaping Javadoc

Converting an int to a binary string representation in Java?

Java String Binary Int

Difference Between One-to-Many, Many-to-One and Many-to-Many?

Java Hibernate Orm Many to-Many One to-Many

Efficient method to generate UUID String in Java (UUID.randomUUID().toString() without the dashes)

Java Random Uuid

Runnable with a parameter?

Java Runnable

How to change a field name in JSON using Jackson

Java Jquery Hibernate Jquery Ui Jackson

Configuring Log4j Loggers Programmatically

Java Logging Log4j Slf4j

Convert String array to ArrayList

Java

Struct like objects in Java

Java Oop Struct

Downcasting in Java

Java Casting

SSH library for Java

Java Ssh Ssh Tunnel

Null check in an enhanced for loop

Java Syntax Loops For Loop

How do different retention policies affect my annotations?

Java Annotations

When should we call System.exit in Java

Java Exit

Java Generate Random Number Between Two Given Values

Java Random Numbers

Convert String to Calendar Object in Java

Java Date Datetime Calendar Simpledateformat

Create array of regex matches

Java Regex

Is it good practice to make the constructor throw an exception?

Java Exception Constructor

JavaFX Application Icon

Java Javafx Javafx 2 Javafx 8 Stage

How to add custom method to Spring Data JPA

Java Spring Data Spring Data-Jpa

Java SafeVarargs annotation, does a standard or best practice exist?

Java Java 7 Variadic Functions

How to add elements of a Java8 stream into an existing List

Java Java 8 Java Stream Collectors

How to generate serial version UID in Intellij

Java Serialization Intellij Idea

Access restriction: The type 'Application' is not API (restriction on required library rt.jar)

Java Eclipse Macos Jar

What does transitive = true in Gradle exactly do (w.r.t. crashlytics)?

Java Android Gradle build.gradle Crashlytics

Variable used in lambda expression should be final or effectively final

Java Lambda

Jersey stopped working with InjectionManagerFactory not found

Java Tomcat Gradle Jersey 2.0

Using Regular Expressions to Extract a Value in Java

Java Regex

What goes into the "Controller" in "MVC"?

Java Model View-Controller

Gradle proxy configuration

Java Proxy Active Directory Windows Server-2008 Gradle

What is the main difference between Inheritance and Polymorphism?

Java Oop Inheritance Polymorphism

Jackson overcoming underscores in favor of camel-case

Java Jackson

How to subtract X day from a Date object in Java?

Java Date Datetime Calendar java.util.date

Fatal error compiling: invalid target release: 1.8 -> [Help 1]

Java Maven

Spring Boot REST service exception handling

Java Spring Rest Exception Handling Spring Boot

How to subtract X days from a date using Java calendar?

Java Calendar Subtraction

Do I need to store the salt with bcrypt?

Java Encryption Passwords Salt Bcrypt

How to check if a variable exists in a FreeMarker template?

Java Templates Freemarker

Java Reflection Performance

Java Performance Optimization Reflection

C# vs Java Enum (for those new to C#)

C#Java Enums Language Comparisons

How can I determine whether a Java class is abstract by reflection

Java Class Abstract

Is it good practice to use java.lang.String.intern()?

Java String

How to read and write excel file

Java Excel

Places where JavaBeans are used?

Java Javabeans

How to catch an Exception from a thread

Java Multithreading

Different results with Java's digest versus external utilities

Java Windows Md5 Digest Wow64

What does mvn install in maven exactly do

Java Maven pom.xml

AWS Error Message: A conflicting conditional operation is currently in progress against this resource

Java Amazon Web-Services Amazon S3

Waiting on a list of Future

Java Multithreading Future

Java 8: Lambda-Streams, Filter by Method with Exception

Java Exception Handling Lambda Java 8

Is it possible to cast a Stream in Java 8?

Java Java 8 Java Stream

Why is a combiner needed for reduce method that converts type in java 8

Java Java 8 Java Stream

Intellij Cannot resolve symbol on import

Java Intellij Idea Import Classpath

How to allow all Network connection types HTTP and HTTPS in Android (9) Pie?

Java Android Kotlin Android 9.0-Pie Android Network-Security-Config

Good reasons to prohibit inheritance in Java?

Java Inheritance Final

Using HeapDumpOnOutOfMemoryError parameter for heap dump for JBoss

Java Memory Leaks Jboss Heap Memory

Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?

Java Integer Comparison Pass by-Reference Pass by-Value

Tracing XML request/responses with JAX-WS

Java Web Services Jax Ws

How to get Latitude and Longitude of the mobile device in android?

Java Android Geolocation

NoClassDefFoundError - Eclipse and Android

Java Android Eclipse Ant Build

How can I hash a password in Java?

Java Passwords Cryptographic Hash-Function

Why use a prime number in hashCode?

Java Hashcode Primes

Comparing arrays in JUnit assertions, concise built-in way?

Java Arrays Junit Assertions

multiple packages in context:component-scan, spring config

Java Spring Component Scan

Why is creating a Thread said to be expensive?

Java Multithreading Performance Concurrency

How can I initialize an ArrayList with all zeroes in Java?

Java Collections

Unable to locate tools.jar

Java Ant tools.jar

Run class in Jar file

Java Command Line Jar

Redeploy alternatives to JRebel

Java Jrebel Hotswap

How to test if a double is an integer

Java Math

SparseArray vs HashMap

Java Android Hashmap Sparse Matrix

What is the most frequent concurrency issue you've encountered in Java?

Java Multithreading Concurrency

How do I trim a file extension from a String in Java?

Java String Process

How to parse a date?

Java Date Simpledateformat

How to write a UTF-8 file with Java?

Java File Io Utf 8

Why is an array not assignable to Iterable?

Java Language Design

Why can outer Java classes access inner class private members?

Java Class Private Inner Classes Private Members

When should we use intern method of String on String literals

Java String String Interning

Why does appending "" to a String save memory?

Java Performance String Memory

Eclipse java debugging: source not found

Java Eclipse Debugging

How to check whether a given string is valid JSON in Java

Java Json Validation

How to configure slf4j-simple

Java Logging Slf4j

If I synchronized two methods on the same class, can they run simultaneously?

Java Multithreading Synchronized Java Threads

Calculating days between two dates with Java

Java Date Arithmetic

When do you use map vs flatMap in RxJava?

Java Mapping Rx Java Flatmap

Could not find method compile() for arguments Gradle

Java Groovy Gradle

What is the meaning of double tilde (~~) in Java?

Java Gwt Bit Manipulation Bitwise Operators

Android Studio Could not initialize class org.codehaus.groovy.runtime.InvokerHelper

Java Android Android Studio

Add JAR files to a Spark job - spark-submit

Java Scala Apache Spark Jar Spark Submit

How do you compare two version Strings in Java?

Java Comparison Versioning

What is lazy loading in Hibernate?

Java Hibernate Orm Lazy Loading

Difference between HashSet and HashMap?

Java Collections Hashmap Hashset

How to use Comparator in Java to sort

Java Sorting Comparator

How do I iterate through the files in a directory and it's sub-directories in Java?

Java

Assert equals between 2 Lists in Junit

Java Unit Testing Collections Junit

Is it possible to specify the schema when connecting to postgres with JDBC?

Java Database Postgresql Jdbc Database Schema

Unfortunately MyApp has stopped. How can I solve this?

Java Android Debugging Kotlin

Is List<Dog> a subclass of List<Animal>? Why are Java generics not implicitly polymorphic?

Java Generics Inheritance Polymorphism

What is PECS (Producer Extends Consumer Super)?

Java Generics Super Bounded Wildcard Pecs

What is an efficient way to implement a singleton pattern in Java?

Java Singleton Design Patterns

Access restriction on class due to restriction on required library rt.jar?

Java Eclipse Wsdl Stub Wsdl2java

Different names of JSON property during serialization and deserialization

Java Json Jackson

Convert JSON String to Pretty Print JSON output using Jackson

Java Json Jackson Pretty Print

Convert a JSON String to a HashMap

Java Json Dictionary

Recyclerview not call onCreateViewHolder

Java Android Android Recyclerview

Difference between the annotations @GetMapping and @RequestMapping(method = RequestMethod.GET)

Java Spring Spring Mvc Spring 4

Why is the Java 11 base Docker image so large? (openjdk:11-jre-slim)

Java Docker Alpine Java 11

When and why JPA entities should implement the Serializable interface?

Java Hibernate Serialization Orm Jpa

Get specific ArrayList item

Java Arraylist

Gradle does not find tools.jar

Java Gradle Groovy Build

Difference between Static and final?

Java

Unsure if I understand TransactionAwarePersistenceManagerFactoryProxy

Java Spring Persistence Dao Jdo

Missing return statement in a non-void method compiles

Java C#Oop

Example of Mockito's argumentCaptor

Java Unit Testing Junit Mockito

Why explicitly throw a NullPointerException rather than letting it happen naturally?

Java Nullpointerexception

How do I get the first n characters of a string without checking the size or going out of bounds?

Java String Indexoutofboundsexception

Fast Bitmap Blur For Android SDK

Java Android Image Processing Renderscript

How do I convert Long to byte[] and back in java

Java Type Conversion Byte Long Integer

Extract source code from .jar file

Java Jar Java Me Decompiling

Java Byte Array to String to Byte Array

Java String Byte

split string only on first instance - java

Java String Split

Java SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'") gives timezone as IST

Java Date Timezone Date Format Simpledateformat

How can I play sound in Java?

Java Audio

Biggest GWT Pitfalls?

Java Ajax Gwt Gwt Ext

Is there a way to dump a stack trace without throwing an exception in java?

Java Debugging Exception Logging Stack Trace

How can I lookup a Java enum from its String value?

Java Enums Lookup

How do I get my Maven Integration tests to run

Java Maven 2 Testing Surefire

Execute method on startup in Spring

Java Spring

Integer.toString(int i) vs String.valueOf(int i)

Java

Match multiline text using regular expression

Java Regex

org.xml.sax.SAXParseException: Content is not allowed in prolog

Java Xml

What is difference between Errors and Exceptions?

Java Exception

Integer.valueOf() vs. Integer.parseInt()

Java String Integer Decimal Point

Returning null as an int permitted with ternary operator but not if statement

Java Nullpointerexception Conditional Operator Autoboxing

Why are arrays covariant but generics are invariant?

Java Arrays Generics Language Design Covariance

Java 8 forEach with index

Java For Loop Foreach Java 8

Can a java lambda have more than 1 parameter?

Java Lambda Java 8

How to return multiple objects from a Java method?

Java Return

Any reason to prefer getClass() over instanceof when generating .equals()?

Java Eclipse Equals Instanceof

What's wrong with using == to compare floats in Java?

Java Equality Floating Accuracy

Get Maven artifact version at runtime

Java Maven 2

What does JVM flag CMSClassUnloadingEnabled actually do?

Java Jvm Classloader Jvm Arguments

Error inflating when extending a class

Java Android Xml Class Surfaceview

Java Runtime.getRuntime(): getting output from executing a command line program

Java Runtime

Pass a local file in to URL in Java

Java Url Junit

Java 7 language features with Android

Java Android Bytecode Java 7

Test if element is present using Selenium WebDriver?

Java Selenium Selenium Webdriver

How to test code dependent on environment variables using JUnit?

Java Unit Testing Testing Junit Environment Variables

Sort an array in Java

Java Arrays

Mockito: List Matchers with generics

Java Generics Warnings Mockito Matcher

Could not calculate build plan: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved

Java Eclipse Maven Jakarta Ee M2eclipse

Java enum - why use toString instead of name

Java Enums

Mockito + PowerMock LinkageError while mocking system class

Java Mockito Junit4 Powermock Linkageerror

Move to next item using Java 8 foreach loop in stream

Java Java 8

What is the difference between ZoneOffset.UTC and ZoneId.of("UTC")?

Java Datetime Java 8 Java Time

Java/JDK for the Apple M1 chip

Java Macos Apple M1

Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()

Java Multithreading Concurrency Executorservice Threadpoolexecutor

How to execute IN() SQL queries with Spring's JDBCTemplate effectively?

Java Sql Spring Jdbc Jdbctemplate

EJB's - when to use Remote and/or local interfaces?

Java Jakarta Ee Ejb

Extending from two classes

Java Android

How to clone an InputStream?

Java Clone Inputstream

Breakpoints are crossed out, how can I make them valid?

Java Eclipse Breakpoints Sts Springsourcetoolsuite

Difference between JVM and HotSpot?

Java Jvm Hotspot

Gradle - Could not target platform: 'Java SE 8' using tool chain: 'JDK 7 (1.7)'

Java Intellij Idea Gradle

Android Studio error: "Manifest merger failed: Apps targeting Android 12"

Java Android Android Studio Android Emulator Runtime Error

Returning from a finally block in Java

Java Exception Return Try Catch-Finally

Unloading classes in java?

Java Classloader

When should one use final for method parameters and local variables?

Java Final

Java array reflection: isArray vs. instanceof

Java Arrays Reflection

What is the difference between Factory and Strategy patterns?

Java Design Patterns Factory Pattern Strategy Pattern Abstract Factory

Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?

Java Python Multithreading Jvm Gil

Scala equivalent of Java java.lang.Class<T> Object

Java Class Scala

Java: recommended solution for deep cloning/copying an instance

Java Clone

How do you know a variable type in java?

Java Variables Types

What is the difference between Collection and List in Java?

Java Collections

Java: Integer equals vs. ==

Java Integer Wrapper Primitive Equals Operator

IntelliJ IDEA jump from interface to implementing class in Java

Java Class Interface Keyboard Shortcuts Intellij Idea

What does the keyword "transient" mean in Java?

Java Transient

Explain the use of a bit vector for determining if all characters are unique

Java String Bit Manipulation Bitvector

How to set delay in android?

Java Android

Where is Java Installed on Mac OS X?

Java Macos

How do I discover memory usage of my application in Android?

Java Android Memory Memory Management

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder"

Java Websphere Slf4j

How to verify that a specific method was not called using Mockito?

Java Unit Testing Junit Mockito Tdd

Making a mocked method return an argument that was passed to it

Java Mockito

How do I get a class instance of generic type T?

Java Generics

How to print to the console in Android Studio?

Java Android Mobile Development Environment Android Studio

Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?

Java Integer Comparison

HashMap - getting First Key value

Java Hashmap

How to ensure order of processing in java8 streams?

Java Java 8 Java Stream

Retrofit 2.0 how to get deserialised error response.body

Java Retrofit Retrofit2

How to parse JSON in Kotlin?

Java Json Kotlin

Even though JRE 8 is installed on my MAC -" No Java Runtime present,requesting to install " gets displayed in terminal

Java Xamarin

Is final ill-defined?

Java Final Class Variables Static Initialization

How do synchronized static methods work in Java and can I use it for loading Hibernate entities?

Java Multithreading Hibernate Concurrency Synchronization

Real world use of JMS/message queues?

Java Jms Message Queue

how to get the one entry from hashmap without iterating

Java Collections

How to check if my string is equal to null?

Java String Null Equals Conditional Operator

"java.lang.OutOfMemoryError: PermGen space" in Maven build

Java Maven Out of-Memory Permgen

When should we implement Serializable interface?

Java Serialization

Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?

Java Multithreading

Removing the first 3 characters from a string

Java String

Use JAXB to create Object from XML String

Java Xml Jaxb

Multi-project test dependencies with gradle

Java Gradle Build Dependencies Multi Project

Where is the documentation for the values() method of Enum?

Java Enums

What does .class mean in Java?

Java Class Methods

Where is the Java SDK folder in my computer? Ubuntu 12.04

Java Java Home

What are all the different ways to create an object in Java?

Java

How to simplify a null-safe compareTo() implementation?

Java Refactoring Comparison Null Compareto

Differences between Ant and Maven

Java Maven 2 Ant Build Management

Why is Java's Iterator not an Iterable?

Java Iterator Iterable

How to get a path to a resource in a Java JAR file

Java Resources Path

Grab a segment of an array in Java without creating a new array on heap

Java Arrays Slice

Passing a String by Reference in Java?

Java String Pass by-Reference

Spring AOP vs AspectJ

Java Spring Design Patterns Aspectj Spring Aop

How to convert a Hibernate proxy to a real entity object

Java Hibernate Jpa Proxy Lazy Loading

Good Hash Function for Strings

Java Hash Hashtable Hashcode

How to get the separate digits of an int number?

Java Integer Modulo

Can you write virtual functions / methods in Java?

Java Virtual Virtual Functions

Number of days in particular month of particular year?

Java Datetime Calendar

What's the difference between ZonedDateTime and OffsetDateTime?

Java Java 8 Java Time

How to get a context in a recycler view adapter

Java Android Android Recyclerview Picasso Android Context

Android permission doesn't work even if I have declared it

Java Android Android Permissions

Android .idea/misc.xml's languageLevel tag keeps changing JDKs

Java Android Android Studio

In Java streams is peek really only for debugging?

Java Java 8 Java Stream Peek

Class with single method -- best approach?

C#Java Oop Static Methods

Why is it considered a bad practice to omit curly braces?

Java C#C++C Coding Style

Can you use @Autowired with static fields?

Java Spring Autowired

Is there a javadoc tag for documenting generic type parameters?

Java Javadoc

Why is no one using make for Java?

Java Ant Makefile Maven

How can I get the SQL of a PreparedStatement?

Java Sql Jdbc Prepared Statement

What's the difference between Jetty and Netty?

Java Jetty Netty

Java: Get month Integer from Date

Java Date Calendar

Fastest way to iterate over all the chars in a String

Java String Performance Char Iteration

Test if a string contains any of the strings from an array

Java String If Statement

Convert Java Object to JsonNode in Jackson

Java Json Jackson

String contains - ignore case

Java String Contains Case Insensitive

Convert JsonNode into POJO

Java Json Jackson

Spring Boot: Unable to start EmbeddedWebApplicationContext due to missing EmbeddedServletContainerFactory bean

Java Spring Spring Boot

How to scroll to the bottom of a RecyclerView? scrollToPosition doesn't work

Java Android Scroll Android Recyclerview

Android 6.0 multiple permissions

Java Android Permissions Android 6.0-Marshmallow Android Permissions

Consider defining a bean of type 'package' in your configuration [Spring-Boot]

Java Spring Boot

What is the Java ?: operator called and what does it do?

Java Syntax Ternary Operator Conditional Operator

getResourceAsStream() vs FileInputStream

Java File Io Web Applications Fileinputstream

What is a Java ClassLoader?

Java Classloader

Get query from java.sql.PreparedStatement

Java Jdbc Prepared Statement

Retrieve only static fields declared in Java class

Java Reflection Static Field

How to go about formatting 1200 to 1.2k in java

Java Number Formatting

SSL and cert keystore

Java Keystore

How to remove unused imports in Intellij IDEA on commit?

Java Import Automation Intellij Idea

Java Equivalent of C# async/await?

C#Java

In Java, what are the advantages of streams over loops?

Java Loops Java 8 Java Stream

How can I resolve the error "The minCompileSdk (31) specified in a dependency's AAR metadata" in native Java or Kotlin?

Java Android Kotlin Gradle

How to deal with a slow SecureRandom generator?

Java Performance Security Random Entropy

Big-O summary for Java Collections Framework implementations?

Java Collections Big O

How to find files that match a wildcard string in Java?

Java File Wildcard

Changing the current working directory in Java?

Java Working Directory

Spring 3.0 - Unable to locate Spring NamespaceHandler for XML schema namespace [http://www.springframework.org/schema/security]

Java Spring Maven 2 Spring Security

Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?

Java Oop Inheritance Interface Language Design

Is the order guaranteed for the return of keys and values from a LinkedHashMap object?

Java Iteration Linkedhashmap

What is the best way to tell if a character is a letter or number in Java without using regexes?

Java Char Numbers Letter

BigDecimal equals() versus compareTo()

Java Equals Bigdecimal Compareto

Mockito match any class argument

Java Class Mockito Arguments Matcher

Why am I not getting a java.util.ConcurrentModificationException in this example?

Java List Concurrentmodification Foreach

Date format Mapping to JSON Jackson

Java Json Date Jackson Pojo

Lombok added but getters and setters not recognized in Intellij IDEA

Java Intellij Idea Lombok

Should I return a Collection or a Stream?

Java Collections Java 8 Encapsulation Java Stream

Java; String replace (using regular expressions)?

Java Regex

Quickest way to convert XML to JSON in Java

Java Xml Json

Java Stanford NLP: Part of Speech labels?

Java Nlp Stanford Nlp Part of-Speech

Hiding certain methods from other packages

Java

Is Java really slow?

Java Performance

Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1

Java Hibernate

How to use WeakReference in Java and Android development?

Java Android Weak References

Exception thrown in catch and finally clause

Java Exception

Concatenating null strings in Java

Java String Concatenation String Concatenation

How can I get a resource content from a static context?

Java Android Static Constants Android Resources

Are there any Java method ordering conventions?

Java Methods Conventions

Can I catch multiple Java exceptions in the same catch clause?

Java Exception Try Catch Multi Catch

Java URL encoding of query string parameters

Java Http Url Encoding Urlencode

How to convert an Array to a Set in Java

Java Collections Arrays Set

How to get the current date/time in Java

Java Datetime

How to fix the Hibernate "object references an unsaved transient instance - save the transient instance before flushing" error

Java Hibernate Jpa Orm Entity

How to tell Jackson to ignore a field during serialization if its value is null?

Java Jackson

Trim a string based on the string length

Java String

Seeking clarification on apparent contradictions regarding weakly typed languages

C#Java Python Perl Weakly Typed

What is the difference between JDK dynamic proxy and CGLib?

Java Reflection Cglib Dynamic Proxy

Can you split a stream into two streams?

Java Java 8 Java Stream

Gradle finds wrong JAVA_HOME even though it's correctly set

Java Linux Gradle Environment Variables

Is a Java hashmap search really O(1)?

Java Hashmap Big O Time Complexity

How to get VM arguments from inside of Java application?

Java Jvm Jvm Arguments

JPA OneToMany not deleting child

Java Jpa Jpa 1.0

Is it unnecessary to put super() in constructor?

Java Constructor Super

How to create a project from existing source in Eclipse and then find it?

Java Eclipse Project

Please explain about insertable=false and updatable=false in reference to the JPA @Column annotation

Java Jpa Jakarta Ee Eclipselink

Why is Double.MIN_VALUE in not negative

Java Numbers Floating Point

How to avoid the need to specify the WSDL location in a CXF or JAX-WS generated webservice client?

Java Wsdl Cxf Wsdl2java

How can I get an HTTP response body as a string?

Java Apache Httpclient-4.x Apache Commons

Difference between String#equals and String#contentEquals methods

Java String Equality

How to convert a List<String> into a comma separated string without iterating List explicitly

Java List

How to build sources JAR with Gradle?

Java Jar Gradle

Role/Purpose of ContextLoaderListener in Spring?

Java Spring Web Applications

Correct idiom for managing multiple chained resources in try-with-resources block?

Java Try with-Resources

java.nio.file.Path for a classpath resource

Java Java 7 Nio2

How to set -source 1.7 in Android Studio and Gradle

Java Intellij Idea Gradle Android Studio Java 7

Base64 Java encode and decode a string

Java Base64 Decode Encode

Create a directory if it does not exist and then create the files in that directory as well

Java Java Io

Why is if (variable1 % variable2 == 0) inefficient?

Java Performance

Hibernate vs JPA vs JDO - pros and cons of each?

Java Hibernate Orm Jpa Jdo

What is the default scope of a method in Java?

Java Scope

How to make the division of 2 ints produce a float instead of another int?

Java

Java executors: how to be notified, without blocking, when a task completes?

Java Callback Notify Executor

What is the difference between a HashMap and a TreeMap?

Java

Viewing complete strings while debugging in Eclipse

Java Eclipse Debugging

What are the pros and cons of the leading Java HTML parsers?

Java Html Parsing

What is the use of hashCode in Java?

Java Hashcode

Why do people still use primitive types in Java?

Java Primitive Primitive Types Autoboxing jdk1.5

What is the use of a private static variable in Java?

Java Variables Static Private

Jackson: how to prevent field serialization

Java Json Jackson

Eclipse returns error message "Java was started but returned exit code = 1"

Java Eclipse Error Handling

In Java 8 how do I transform a Map<K,V> to another Map<K,V> using a lambda?

Java Map Lambda Java 8 Java Stream

Compare Protocol in Swift vs Interface in Java

Java Swift

Steps to make an existing JNDI HornetQ service as HA?

Java Jboss Jndi Hornetq

IntelliJ cannot find any declarations

Java Intellij Idea Intellij Idea-2016

How to implement a Map with multiple keys?

Java Data Structures

What is a difference between <? super E> and <? extends E>?

Java Generics

Determine which JAR file a class is from

Java Jar Class Classloader

Apache Tomcat Not Showing in Eclipse Server Runtime Environments

Java Eclipse Tomcat

How to get the first non-null value in Java?

Java Coalesce

How can I add to List<? extends Number> data structures?

Java Generics

What is the difference between Unidirectional and Bidirectional JPA and Hibernate associations?

Java Hibernate Jpa Orm Associations

How to properly import a selfsigned certificate into Java keystore that is available to all Java applications by default?

Java Certificate Ssl Certificate Keystore Keytool

Deprecated Java HttpClient - How hard can it be?

Java Apache Httpclient-4.x Apache Commons-Httpclient

Warning: The method assertEquals from the type Assert is deprecated

Java Junit

stop IntelliJ IDEA to switch java language level every time the pom is reloaded (or change the default project language level)

Java Maven Intellij Idea pom.xml

What is username and password when starting Spring Boot with Tomcat?

Java Spring Spring Mvc Tomcat Spring Boot

Copying files from one directory to another in Java

Java File Directory Copy

When is a Java method name too long?

Java Methods

Mod in Java produces negative numbers

Java Math Mod

What's the difference between session.persist() and session.save() in Hibernate?

Java Hibernate

Difference between "on-heap" and "off-heap"

Java Memory Heap Memory Ehcache Off Heap

WebDriver: check if an element exists?

Java Testing Webdriver Selenium Webdriver

How do I set the default locale in the JVM?

Java Localization Globalization

Difference between final static and static final

Java Static Final

How to specify function types for void (not Void) methods in Java8?

Java Java 8

Difference between solr and lucene

Java Solr Lucene

IntelliJ does not show 'Class' when we right click and select 'New'

Java Intellij Idea Project

How do I sort a Set to a List in Java?

Java Sorting Collections

How to encrypt String in Java

Java Encryption

How to make a Java class that implements one interface with two generic types?

Java Generics Interface Multiple Inheritance

How does Java Garbage Collection work with Circular References?

Java Garbage Collection

Can an int be null in Java?

Java

java: run a function after a specific number of seconds

Java Timer

How to properly match varargs in Mockito

Java Mocking Variadic Functions Mockito

JUnit confusion: use 'extends TestCase' or '@Test'?

Java Junit Automated Tests

Is asynchronous jdbc call possible?

Java Scala Jdbc Asynchronous Nonblocking

Android, getting resource ID from string?

Java Android Resources Android Resources

Java default constructor

Java Constructor Default Constructor

How do you find the sum of all the numbers in an array in Java?

Java Arrays Sum

In which case do you use the JPA @JoinTable annotation?

Java Hibernate Jpa Many to-Many Hibernate Mapping

Sort objects in ArrayList by date?

Java Sorting Datetime

How to use MDC with thread pools?

Java Logging Slf4j Logback Mdc

What's invokedynamic and how do I use it?

Java Reflection Jvm Invokedynamic

Copying text to the clipboard using Java

Java Swing Text Clipboard

HashMap to return default value for non-found keys?

Java Dictionary Hashmap

What is MOJO in Maven?

Java Maven Maven Plugin Mojo Abbreviation

Implements vs extends: When to use? What's the difference?

Java Inheritance Interface Extends Implements

Dealing with "Xerces hell" in Java/Maven?

Java Maven Classloader Dependency Management Xerces

Differences between Oracle JDK and OpenJDK

Java Difference

Why does array[idx++]+="a" increase idx once in Java 8 but twice in Java 9 and 10?

Java Java 8 Javac Java 9 Java 10

Removing whitespace from strings in Java

Java Whitespace

How do I save a String to a text file using Java?

Java File File Io Text Files

Gradle build without tests

Java Gradle

Creating runnable JAR with Gradle

Java Gradle Jar build.gradle Executable Jar

What are functional interfaces used for in Java 8?

Java Lambda Java 8 Functional Interface

Can (a==1 && a==2 && a==3) evaluate to true in Java?

Java

Retain precision with double in Java

Java Floating Point Double Precision

Make a negative number positive

Java Negative Number

Is there a way to override class variables in Java?

Java Inheritance Overriding

Why are only a few video games written in Java?

Java

Custom fonts and XML layouts (Android)

Java Android User Interface Interface Fonts

How do I convert a byte array to Base64 in Java?

Java Arrays String

Why do Java programmers like to name a variable "clazz"?

Java Naming Conventions

Should I use string.isEmpty() or "".equals(string)?

Java String

Java concurrency: Countdown latch vs Cyclic barrier

Java Concurrency Countdownlatch Cyclicbarrier

Java: How to get input from System.console()

Java

Maven: best way of linking custom external JAR to my project?

Java Maven 2 Maven M2eclipse

What is a "surrogate pair" in Java?

Java Unicode Utf 16 Surrogate Pairs

How to merge two sorted arrays into a sorted array?

Java Algorithm Big O Mergesort

What exactly is Java EE?

Java Jakarta Ee Ejb

Get the POST request body from HttpServletRequest

Java Servlets Post

How to get active user's UserDetails

Java Spring Spring Mvc Spring Security

Regex doesn't work in String.matches()

Java Regex

How do I initialize a byte array in Java?

Java Arrays Byte

Java Enum definition

Java Generics Enums Crtp

How to run Unix shell script from Java code?

Java Unix Shell

Build project into a JAR automatically in Eclipse

Java Eclipse Jar

What is the simplest way to convert a Java string from all caps (words separated by underscores) to CamelCase (no word separators)?

Java Regex String

IntelliJ IDEA way of editing multiple lines

Java Android Studio Intellij Idea Ide Text Editor

Java NIO FileChannel versus FileOutputstream performance / usefulness

Java Optimization File Nio Operations

Eclipse: How do you change the highlight color of the currently selected method/expression?

Java Eclipse

How to show all parents and subclasses of a class in IntelliJ IDEA?

Java Intellij Idea

How do you format the day of the month to say "11th", "21st" or "23rd" (ordinal indicator)?

Java Date Simpledateformat Ordinal

Get boolean from database using Android and SQLite

Java Android Sqlite Boolean

Difference between null and empty ("") Java String

Java String Null Equals Referenceequals

How to sort List of objects by some property

Java Sorting Sort Object

How to insert a character in a string at a certain position?

Java String Casting

How to remove a key from HashMap while iterating over it?

Java Dictionary

What are the pros and cons of performing calculations in sql vs. in your application

Java .Net Sql Performance Postgresql

How to create a custom exception type in Java?

Java Exception

Spring: Why do we autowire the interface and not the implemented class?

Java Spring Dependency Injection

Http 415 Unsupported Media type error with JSON

Java Json Http Status-Code-415

Java verify void method calls n times with Mockito

Java Unit Testing Junit Mockito Verify

Generic return type upper bound - interface vs. class - surprisingly valid code

Java Generics Java 8

How would you implement an LRU cache in Java?

Java Caching Data Structures Lru

Tomcat VS Jetty

Java Tomcat Servlets Webserver Jetty

How to avoid installing "Unlimited Strength" JCE policy files when deploying an application?

Java Aes Jce Policyfiles

ConcurrentHashMap vs Synchronized HashMap

Java Core

What is the difference between "Class.forName()" and "Class.forName().newInstance()"?

Java Class Object Instantiation

Import PEM into Java Key Store

Java Ssl Keystore Pem Apache Mina

Specify JDK for Maven to use

Maven 2 Settings Java pom.xml

How can I trim beginning and ending double quotes from a string?

Java String Trim

What is the difference between Java RMI and RPC?

Java Rmi Rpc

Http Basic Authentication in Java using HttpClient?

Java Http Apache Commons

Java RegEx meta character (.) and ordinary dot?

Java Regex

Does a finally block run even if you throw a new Exception?

Java Exception Handling

How to view the SQL queries issued by JPA?

Java Jpa

How to iterate through range of Dates in Java?

Java Date Iteration

HashMap get/put complexity

Java Data Structures Hashmap Complexity Theory

Java String to SHA1

Java String Sha1

How does lombok work?

Java Annotations Lombok

How to create a file in a directory in java?

Java File Io

How to get TimeZone from android mobile?

Java Android Timezone

Calculate size of Object in Java

Java Memory Memory Management Data Structures

Change Author template in Android Studio

Java Android Android Studio Javadoc

Get first and last day of month using threeten, LocalDate

Java Date Java Time

Adding two Java 8 streams, or an extra element to a stream

Java Concat Java 8 Java Stream

Classpath resource not found when running as jar

Java Spring Boot

Best way to add Gradle support to IntelliJ Project

Java Git Intellij Idea Gradle

"Expected BEGIN_OBJECT but was STRING at line 1 column 1"

Java Json Parsing Gson

How to run Gradle test when all tests are UP-TO-DATE?

Java Gradle build.gradle

How can I get a List from some class properties with Java 8 Stream?

Java Collections Java 8 Java Stream

intellij idea - Error: java: invalid source release 1.9

Java Intellij Idea Compiler Errors

Java current machine name and logged in user?

Java Environment

How to fix java.net.SocketException: Broken pipe?

Java Exception Post Sockets

What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association?

Java Hibernate Jpa One to-Many Mappedby

log4j: Log output of a specific class to a specific appender

Java Log4j Logging Appender

explicit casting from super class to subclass

Java Casting Classcastexception

Which is the best library for XML parsing in java

Java Xml Parsing

What's the advantage of a Java enum versus a class with public static final fields?

Java Enums

Convert Java Array to Iterable

Java Arrays Iterable

What causes "Unable to access jarfile" error?

Java Jar Executable Jar

Is this a "good enough" random algorithm; why isn't it used if it's faster?

Java Performance Algorithm Random

Why does Java allow us to compile a class with a name different than the file name?

Java

Java Multiple Inheritance

Java Oop Multiple Inheritance Diamond Problem Multiple Interface-Implem

java.lang.ClassNotFoundException: Didn't find class on path: dexpathlist

Java Android C++Android Ndk

Modifying local variable from inside lambda

Java Lambda Java 8

How do I retrieve query parameters in a Spring Boot controller?

Java Spring Boot Rest Spring Mvc

RecyclerView - Get view at particular position

Java Android Android Recyclerview Widget Position

Build an object from an existing one using lombok

Java Lombok

Class has been compiled by a more recent version of the Java Environment

Java Eclipse Selenium Firefox Java 8

How do I clone a generic List in Java?

Java Generics Arraylist Clone

Why doesn't Java allow generic subclasses of Throwable?

Java Generics Exception Language Design

Best way to concatenate List of String objects?

Java String List

Uses for the Java Void Reference Type?

Java Void

How can I use different certificates on specific connections?

Java Ssl Keystore Truststore Jsse

How to supply value to an annotation from a Constant java

Java Arrays Annotations

Calling clojure from java

Java Clojure Clojure Java-Interop

Create a string with n characters

Java String Stringbuffer

How should I escape strings in JSON?

Java Json Escaping

Immutable array in Java

Java Arrays Immutability

Reuse a parameter in String.format?

Java String String Formatting

What is the 'instanceof' operator used for in Java?

Java Instanceof

How do I convert from int to String?

Java String Type Conversion

How to convert a Map to List in Java?

Java List Collections Map

What is a raw type and why shouldn't we use it?

Java Generics Raw Types

How to read all files in a folder from Java?

Java File Io Directory

Converting ISO 8601-compliant String to java.util.Date

Java Date Iso8601

What is the difference between @Inject and @Autowired in Spring Framework? Which one to use under what condition?

Java Spring Dependency Injection Autowired Inject

How to get the current time in YYYY-MM-DD HH:MI:Sec.Millisecond format in Java?

Java Date

decompiling DEX into Java sourcecode

Java Android Reverse Engineering Decompiler Dex

How to convert a byte array to a hex string in Java?

Java Bytearray Hex

What is the volatile keyword useful for?

Java Multithreading Keyword Volatile

What is a stack trace, and how can I use it to debug my application errors?

Java Debugging Stack Trace

What's the difference between JPA and Spring Data JPA?

Java Hibernate Jpa Orm Spring Data-Jpa

Java exception not caught?

Java Exception Try Catch

How to serialize a lambda?

Java Serialization Lambda Java 8

Fetch first element of stream matching the criteria

Java Java 8 Java Stream

NoClassDefFoundError: android.support.v7.internal.view.menu.MenuBuilder

Java Android Eclipse Android Appcompat

String.valueOf() vs. Object.toString()

Java String

Change remote repository credentials (authentication) on Intellij IDEA 14

Java Git Intellij Idea Bitbucket

Check two arguments in Java, either both not null or both null elegantly

Java

java get file size efficiently

Java Filesize

In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros?

Java Md5 Hex

final keyword in method parameters

Java Final

Joins are for lazy people?

C#Java Sql Join

How can I configure Logback to log different levels for a logger to different destinations?

Java Logging Logback

Finding Key associated with max Value in a Java Map

Java Hashmap

Do interfaces inherit from Object class in java

Java Inheritance Interface

What is the difference between `Enum.name()` and `Enum.toString()`?

Java Enums

How to convert java.sql.timestamp to LocalDate (java8) java.time?

Java Timestamp Java 8 Localtime Java Time

How do you determine the ideal buffer size when using FileInputStream?

Java Performance File Io Filesystems Buffer

How to unescape HTML character entities in Java?

Java Html String Eclipse Decode

How to create a zip file in Java

Java Zip

How to iterate over a TreeMap?

Java Collections Treemap

IllegalMonitorStateException on wait() call

Java Multithreading Wait

Addition for BigDecimal

Java Bigdecimal

Java variable number of arguments for a method

Java Methods Arguments Parameter Passing Variadic Functions

How do I convert CamelCase into human-readable names in Java?

Java Regex String Pascalcasing Humanize

How to set a Timer in Java?

Java Timer

How to send a stacktrace to log4j?

Java Logging Log4j Stack Trace

HashSet vs LinkedHashSet

Java Hashset Linkedhashset

Difference between @OneToMany and @ElementCollection?

Java Hibernate Jpa

What does Class<?> mean in Java?

Java Syntax

What is the difference between field, variable, attribute, and property in Java POJOs?

Java Pojo

Simulate first call fails, second call succeeds

Java Mockito

How do I prevent the modification of a private field in a class?

Java Arrays Oop Class

Mockito: InvalidUseOfMatchersException

Java Unit Testing Mockito

What is the difference between mocking and spying when using Mockito?

Java Testing Mocking Mockito

How to check if a string contains only digits in Java

Java String

How to write logs in text file when using java.util.logging.Logger

Java Logging

Best way to convert list to comma separated string in java

Java String List Collections Set

Providing white space in a Swing GUI

Java Swing Whitespace Layout Manager

What is a fat JAR?

Java Jar Uberjar

How does this print "hello world"?

Java String Bit Shift

Filter JaCoCo coverage reports with Gradle

Java Unit Testing Gradle Code Coverage Jacoco

CSV API for Java

Java Csv

Any way to Invoke a private method?

Java Reflection Private

How many characters can a Java String have?

Java String

How to free memory in Java?

Java Garbage Collection

What is the "owning side" in an ORM mapping?

Java Hibernate Orm Jpa Mapping

Preferred Java way to ping an HTTP URL for availability

Java Http Url Ping

Is iterating ConcurrentHashMap values thread safe?

Java Multithreading Concurrency Thread Safety Concurrenthashmap

RESTful call in Java

Java Rest

How do I find out my MySQL URL, host, port and username?

Java Mysql Database Jdbc Database Connection

How do I update the element at a certain position in an ArrayList?

Java Arraylist

How do I pass a class as a parameter in Java?

Java Class Gwt Parameters

How to convert currentTimeMillis to a date in Java?

Java Date

adding multiple entries to a HashMap at once in one statement

Java Android Iphone Hashmap Nsdictionary

initializing a Guava ImmutableMap

Java Dictionary Guava

Are static methods inherited in Java?

Java Inheritance Static

Java Keytool error after importing certificate , "keytool error: java.io.FileNotFoundException & Access Denied"

Java Ssl Ssl Certificate Keytool

Why does the default parameterless constructor go away when you create one with parameters

C#Java C++Default Constructor

How to implement infinity in Java?

Java Integer Double Long Integer Infinity

Android Emulator: Installation error: INSTALL_FAILED_VERSION_DOWNGRADE

Java Android Sdk

How do I check if the Java JDK is installed on Mac?

Macos Java

Can overridden methods differ in return type?

Java Methods Overriding

What is the difference between List and ArrayList?

Java Android List Arraylist

What does this thread join code mean?

Java Multithreading

Can Java 8 code be compiled to run on Java 7 JVM?

Java Jvm Compatibility Java 7 Java 8

Why Maven uses JDK 1.6 but my java -version is 1.7

Java Linux Macos Maven

android.content.res.Resources$NotFoundException: String resource ID #0x0

Java Android Xml Listview

Netflow record can't get octets (jnca)

Java Cisco Netflow

Spring Java Config: how do you create a prototype-scoped @Bean with runtime arguments?

Java Spring Scope Prototype Spring Java-Config

How to manage exceptions thrown in filters in Spring?

Java Spring Spring Security

Mockito : doAnswer Vs thenReturn

Java Mockito

How to use Mockito with JUnit5

Java Unit Testing Mockito Junit5

What are the differences between "generic" types in C++ and Java?

Java C++Generics Templates Language Features

When would you use a WeakHashMap or a WeakReference?

Java Weak References

Unit testing with Spring Security

Java Security Unit Testing Spring Spring Security

Sorted collection in Java

Java Sorting Collections

Get file name from URL

Java File Parsing Url Filenames

Java String array: is there a size of method?

Java Arrays String

Official reasons for "Software caused connection abort: socket write error"

Java Exception Sockets Tomcat Stack Trace

How to clear the console?

Java Console

How to set a default entity property value with Hibernate

Java Hibernate Orm Entity Default Value

Best way to parseDouble with comma as decimal separator?

Java

How to generate Javadoc HTML files in Eclipse?

Java Eclipse Javadoc

JSON parsing using Gson for Java

Java Json Gson

Printing HashMap In Java

Java Collections

Does Spring Data JPA have any way to count entites using method name resolving?

Java Spring Spring Data-Jpa

How to use ArgumentCaptor for stubbing?

Java Unit Testing Junit Mockito

Check if a path represents a file or a folder

Java Android File Path Directory

Gradle, "sourceCompatibility" vs "targetCompatibility"?

Gradle Java

Resize image to full width and fixed height with Picasso

Java Android Imageview Image Resizing Picasso

functional interface that takes nothing and returns nothing

Java Function Java 8

Java Spring Boot: How to map my app root (“/”) to index.html?

Java Spring Spring Boot

How to set base url for rest in spring boot?

Java Spring Rest Spring Boot Spring Mvc

How to access "Activity.this" in Kotlin?

Java Android Kotlin

Kotlin: Interface ... does not have constructors

Java Kotlin

Unable to compile simple Java 10 / Java 11 project with Maven

Java Maven Java 10 Java 11 Module Info

Difference between String trim() and strip() methods in Java 11

Java String Trim Strip Java 11

Is D a credible alternative to Java and C++?

Java C++C D

Scanner vs. StringTokenizer vs. String.Split

Java java.util.scanner Tokenize Split

Can one do a for each loop in java in reverse order?

Java Reverse Foreach

Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods

Java Testing Junit Junit4 Hamcrest

Java OCR implementation

Java Ocr

custom listview adapter getView method being called multiple times, and in no coherent order

Java Android Listview

How can I format a String number to have commas and round?

Java String Numbers Decimal Number Formatting

Why shouldn't Java enum literals be able to have generic type parameters?

Java Generics Enums

How to tell Eclipse Workspace?

Java Eclipse

Convert InputStream to BufferedReader

Java Android Inputstream Readline Bufferedreader

Understanding checked vs unchecked exceptions in Java

Java Exception Runtimeexception Checked Exceptions Unchecked Exception

How to append text to an existing file in Java?

Java File Io Io Text Files

How do I invoke a Java method when given the method name as a string?

Java Reflection Invoke

How to add local .jar file dependency to build.gradle file?

Java Gradle Dependency Management build.gradle Gradle Eclipse

IntelliJ: Never use wildcard imports

Java Intellij Idea Settings

How to update a value, given a key in a hashmap?

Java Key Hashmap

How to filter a Java Collection (based on predicate)?

Java Collections Filter

How can I turn a List of Lists into a List in Java 8?

Java Collections Java 8

scala vs java, performance and memory?

Java Performance Scala Memory

Android search with Fragments

Java Android Sqlite Android Fragments Android Searchmanager

align text center with android

Java Android Xml Text Center

Convert a byte array to integer in Java and vice versa

Java Types Endianness

What does Maven do, in theory and in practice? When is it worth to use it?

Java Maven

How to use @Nullable and @Nonnull annotations more effectively?

Java Annotations Nullpointerexception Nullable Code Standards

DTO and DAO concepts and MVC

Java Swing Model View-Controller User Interface Javabeans

How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller

Java Spring Hibernate Jpa Spring Data

Arrays.asList() vs Collections.singletonList()

Java Collections

Spring MVC - How to return simple String as JSON in Rest Controller

Java Json Spring Rest Spring Mvc

Android Data Binding using include tag

Java Android Data Binding Android Button Android Databinding

Java using much more memory than heap size (or size correctly Docker memory limit)

Java Linux Docker Memory Jvm

log4j vs logback

Java Logging Log4j Logback

Removing an element from an Array (Java)

Java Arrays Element

Java LinkedHashMap get first or last entry

Java Dictionary Linkedhashmap

How do you return a JSON object from a Java Servlet

Java Json Servlets

Logback to log different messages to two files

Java Logging Logback Slf4j

Is there an eval() function in Java?

Java Eval

Difference between setUp() and setUpBeforeClass()

Java Junit

What is the default initialization of an array in Java?

Java Arrays Initialization

BigDecimal setScale and round

Java Bigdecimal

Read url to string in few lines of java code

Java Http Url

Can I find out the return value before returning while debugging in Intellij?

Java Groovy Intellij Idea

Proper usage of Java -D command-line parameters

Java Command Line Parameters

Difference between & and && in Java?

Java Operators

Change priorityQueue to max priorityqueue

Java Collections Priority Queue

How to find/remove unused dependencies in Gradle

Java Maven Gradle Dependency Management

Android RecyclerView addition & removal of items

Java Android User Interface Android Recyclerview Selection

how to Call super constructor in Lombok

Java Lombok

Kotlin-android: unresolved reference databinding

Java Android Kotlin Android Databinding

Choosing Java vs Python on Google App Engine

Java Python Google App-Engine Google Cloud-Platform Google App-Engine-Python

Get type of a generic parameter in Java with reflection

Java Generics Reflection

How can I check whether an array is null / empty?

Java Arrays

TreeMap sort by value

Java

Where can I find the Java JDK source code?

Java

HttpServletRequest get JSON POST data

Java Json Post Servlets

Java Look and Feel (L&F)

Java Swing Look and-Feel

Java Round up Any Number

Java Math Int Rounding

What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?

Java Servlets

How can we redirect a Java program console output to multiple files?

Java Eclipse

Java recursive Fibonacci sequence

Java Recursion Fibonacci

Reflection generic get field value

Java Reflection

Cast Object to Generic Type for returning

Java Generics Casting

How to clean project cache in IntelliJ IDEA like Eclipse's clean?

Java Android Intellij Idea

Can not deserialize instance of java.util.ArrayList out of START_OBJECT token

Java Spring Jackson Jax Rs Resteasy

How can I replace two strings in a way that one does not end up replacing the other?

Java String Replace

LocalDate to java.util.Date and vice versa simplest conversion?

Java Date Java 8 Java Time

Is it worth to use slf4j with log4j2

Java Logging Log4j Slf4j Log4j2

JComboBox Selection Change Listener?

Java Swing Jcombobox Itemlistener

Is it possible to read from a InputStream with a timeout?

Java Timeout Inputstream

String's Maximum length in Java - calling length() method

Java String

No Persistence provider for EntityManager named

Java Jpa Persistence Toplink

How can I interrupt a ServerSocket accept() method?

Java Network Programming

Spring @Transaction method call by the method within the same class, does not work?

Java Spring Aspectj Spring Aop

Java: is there a map function?

Java Map Function

Getting the array length of a 2D array in Java

Java Arrays Multidimensional Array

Calculate date/time difference in java

Java Time

Long vs Integer, long vs int, what to use and when?

Java Types Numbers

How can you display the Maven dependency tree for the plugins in your project?

Java Plugins Maven

How does a Breadth-First Search work when looking for Shortest Path?

Java Shortest Path Breadth First-Search

When should null values of Boolean be used?

Java Boolean

Spring MVC: How to perform validation?

Java Spring Mvc Validation User Input

Java 8 Streams - collect vs reduce

Java Java 8 Java Stream

Java 8: performance of Streams vs Collections

Java Performance Collections Java 8 Java Stream

Does application.yml support environment variables?

Java Spring Yaml Spring Boot

Getting Gradle dependencies in IntelliJ IDEA using Gradle build

Java Intellij Idea Gradle build.gradle

Does Java have a "private protected" access modifier?

Java Access Modifiers

The AsyncTask API is deprecated in Android 11. What are the alternatives?

Java Android Kotlin Android Asynctask Kotlin Coroutines

Function Pointers in Java

Java Pointers Delegates Function Pointers

Instantiating a generic class in Java

Java Generics

How do I calculate someone's age in Java?

Java Date Calendar

Java - escape string to prevent SQL injection

Java Sql Regex Escaping Sql Injection

Getting Java version at runtime

Java Jvm

What are Runtime.getRuntime().totalMemory() and freeMemory()?

Java

Generate a random double in a range

Java Random

What's in an Eclipse .classpath/.project file?

Java Eclipse Configuration Files Eclipse Wtp

Should I use @EJB or @Inject

Java Jakarta Ee Ejb Cdi

How to use JNDI DataSource provided by Tomcat in Spring?

Java Spring Tomcat Datasource Jndi

last day of month calculation

Java Datetime Calendar

How to convert an int array to String with toString method in Java

Java Arrays Tostring

Is it possible to create a File object from InputStream

Java Io

Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?

Java Linux Windows Multithreading Cpu Usage

Jackson serialization: ignore empty values (or null)

Java Json Jackson

Mockito How to mock and assert a thrown exception?

Java Exception Handling Junit Mockito

What is the difference between == and equals() in Java?

Java Identity Equality Object Comparison

How to get the last value of an ArrayList

Java Arraylist

Using context in a fragment

Java Android Android Fragments Android Context

Simple way to repeat a string

Java String

Can I add jars to Maven 2 build classpath without installing them?

Java Maven 2

How do I compare strings in Java?

Java String Equality

Why is Java Vector (and Stack) class considered obsolete or deprecated?

Java Vector Stack Deprecated Obsolete

Difference between <context:annotation-config> and <context:component-scan>

Java Spring Configuration Annotations Spring 3

At runtime, find all classes in a Java application that extend a base class

Java Reflection Inheritance

Is System.nanoTime() completely useless?

Java Nanotime

Singleton with Arguments in Java

Java Oop Singleton Anti Patterns

How do I set a JLabel's background color?

Java Swing Jlabel

How can I pass a Bitmap object from one activity to another

Java Android Bitmap Parcelable

Android Reading from an Input stream efficiently

Java Android Input Stream Bufferedreader

When to use Spring Integration vs. Camel?

Java Jms Messaging Apache Camel Spring Integration

Where is the Keytool application?

Java Eclipse Android Mapview Keytool

Create an Android Jar library for distribution

Java Android Jar

Apache Commons equals/hashCode builder

Java Hibernate Equals Apache Commons Hashcode

Switch on Enum in Java

Java

How should I use try-with-resources with JDBC?

Java Jdbc Java 7 Try with-Resources

Why does Double.NaN==Double.NaN return false?

Java Floating Point Nan Scjp Ocpjp

How can I generate a list or array of sequential integers in Java?

Java Arrays Collections Guava Apache Commons

Difference between sampling and profiling in jVisualVM

Java Jvm Heap Memory Jvisualvm

Combining multiple @SuppressWarnings annotations - Eclipse Indigo

Java Eclipse Annotations Eclipse Indigo Suppress Warnings

How to copy a java.util.List into another java.util.List

Java Collections Copy

Speed up Spring Boot startup time

Java Performance Spring Boot Startup

com.android.build.transform.api.TransformException

Java Android Gradle Google Play-Services Google Signin

What is the equivalent of Java static final fields in Kotlin?

Java Kotlin

CompletableFuture | thenApply vs thenCompose

Java Java 8 Completable Future

Observer is deprecated in Java 9. What should we use instead of it?

Java Java 8 Deprecated Observer Pattern Java 9

Why aren't variables declared in "try" in scope in "catch" or "finally"?

C#Java Exception Scope Language Design

Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?

Java Multithreading Concurrency Hashmap

Is there more to an interface than having the correct methods

Java Oop Language Features Interface

Java: getMinutes and getHours

Java Date Time

How to asynchronously call a method in Java

Java Concurrency Asynchronous Goroutine

Memory address of variables in Java

Java Memory Management Jvm Hashcode Memory Address

Java Desktop application: SWT vs. Swing

Java Swing Swt

Constructor in an Interface?

Java Interface

How to remove newlines from beginning and end of a string?

Java String Line Blank Line

What's the difference between including files with JSP include directive, JSP include action and using JSP Tag Files?

Java Jsp Include Jsp Tags Tagfile

Why start an ArrayList with an initial capacity?

Java Data Structures Arraylist Capacity

How to assertThat something is null with Hamcrest?

Java Assert Hamcrest

Spring Boot and multiple external configuration files

Java Spring Config Spring Boot

Problems using Maven and SSL behind proxy

Java Maven Ssl Proxy

How to return a custom object from a Spring Data JPA GROUP BY query

Java Spring Spring Mvc Jpa Repository

Docker images - types. Slim vs slim-stretch vs stretch vs alpine

Java Docker Dockerfile

java.net.SocketException: Connection reset

Java Sockets Networking Connection Socketexception

How to serialize an object into a string

Java Serialization

How can I read numeric strings in Excel cells as string (not numbers)?

Java Excel Apache Poi

Read String line by line

Java String

Java: Get last element after split

Java String Split

Is it possible to solve the "A generic array of T is created for a varargs parameter" compiler warning?

Java Generics

Why doesn't Java Map extend Collection?

Java Oop Collections

The import javax.servlet can't be resolved

Java Eclipse Tomcat Servlets

Is it possible to iterate through JSONArray?

Java

Received fatal alert: handshake_failure through SSLHandshakeException

Java Ssl Ssl Certificate Sslhandshakeexception

How to get HTTP response code for a URL in Java?

Java Http Http Status-Codes

What does <T> (angle brackets) mean in Java?

Java Generics

Polymorphism: Why use "List list = new ArrayList" instead of "ArrayList list = new ArrayList"?

Java List Interface Polymorphism

Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved

Java Maven Intellij Idea

How to save a BufferedImage as a File

Java File Io Bufferedimage

Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile)

Java Maven 3 Maven Compiler-Plugin

In Intellij, how do I toggle between camel case and underscore spaced?

Java Coding Style Intellij Idea

How can a string be initialized using " "?

Java String

Pretty printing JSON from Jackson 2.2's ObjectMapper

Java Json Jackson

Spring Data JPA - "No Property Found for Type" Exception

Java Jpa Spring Data-Jpa

Using Java with Nvidia GPUs (CUDA)

Java Cuda Gpu Multi Gpu

Unable to install Android Studio in Ubuntu

Java Android Ubuntu Android Studio 64 Bit

Flutter.io Android License Status Unknown

Java Android Flutter Flutter Android Android Licenses

Is it good practice to use the xor operator for boolean checks?

Java Conditional Bitwise Operators Logical Operators Xor

What is the "Execute Around" idiom?

Java Language Agnostic Design Patterns Idioms

Using Java to find substring of a bigger string using Regular Expression

Java Regex String

Java Map equivalent in C#

C#Java Generics Collections

Test if object implements interface

Java

What does 'public static void' mean in Java?

Java Methods

Is it wrong to use Deprecated methods or classes in Java?

Java Methods Deprecated

Does the Java &= operator apply & or &&?

Java Operators

Java : Comparable vs Comparator

Java Comparator Comparable

Java's final vs. C++'s const

Java C++Constants Final

Is there a date format to display the day of the week in java?

Java Date Simpledateformat Date Formatting

Java generics T vs Object

Java Generics

Sorting HashMap by values

Java Sorting Hashmap

Is it OK to use Gson instance as a static field in a model bean (reuse)?

Java Static Thread Safety Gson

implements Closeable or implements AutoCloseable

Java Java Io

Java ArrayList - how can I tell if two lists are equal, order not mattering?

Java Arraylist

Convert int to char in java

Java Char Int

stale element reference: element is not attached to the page document

Java List Selenium Webdriver

How to expand folded package chain in Intellij IDEA?

Java Intellij Idea

Format a date using the new date time API

Java Datetime Java 8 Java Time

How to convert a LocalDate to an Instant?

Java Datetime Java 8 Java Time

Can Retrofit with OKHttp use cache data when offline

Java Caching Retrofit Okhttp Offline Caching

Adding header to all request with Retrofit 2

Java Android Header Httprequest Retrofit

JAVA_HOME is set to an invalid directory:

Java Android Cordova

Compilation failed to complete:Program type already present: com.google.android.gms.internal.measurement.zzabn

Java Android Firebase Android Studio Firebase Realtime-Database

Why is a ConcurrentModificationException thrown and how to debug it

Java Exception Collections Concurrentmodification

Sort a single String in Java

Java String Sorting

Java code for getting current time

Java Time

How to convert nanoseconds to seconds using the TimeUnit enum?

Java Timeunit

Easiest way to convert a List to a Set in Java

Java Collections

How can I clear or empty a StringBuilder?

Java Stringbuilder

IntelliJ inspection gives "Cannot resolve symbol" but still compiles code

Java Maven Intellij Idea Intellij Inspections

No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?

Java Eclipse Maven Java 7 M2eclipse

How can I upload files to a server using JSP/Servlet?

Java Jsp Jakarta Ee Servlets File Upload

What is the equivalent of the C++ Pair<L,R> in Java?

Java Tuples Std Pair

How can I convert List<Integer> to int[] in Java?

Java Arrays Collections

Why is my Spring @Autowired field null?

Java Spring Null Nullpointerexception Autowired

How to check internet access on Android? InetAddress never times out

Java Android Android Asynctask Android Networking

Throttling method calls to M requests in N seconds

Java Throttling

How to set the maximum memory usage for JVM?

Java Memory Memory Management Memory Leaks Profiling

Java: Instanceof and Generics

Java Generics Instanceof Typechecking

How do I switch to another subversion branch in Intellij?

Java Svn Versioning Intellij Idea Branch

Override Java System.currentTimeMillis for testing time sensitive code

Java Testing Jvm Systemtime

Building vs. Compiling (Java)

Java Build Compilation

How do I instantiate a Queue object in java?

Java Data Structures Queue

What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?

Java Javascript Android Settimeout

Disable HttpClient logging

Java Logging Apache Commons-Httpclient Jwebunit

How to break out or exit a method in Java?

Java Break

How to write a Unit Test?

Java Unit Testing

How can I access a folder inside of a resource folder from inside my jar File?

Java List Resources Directory

@RequestBody and @ResponseBody annotations in Spring

Java Spring Spring Mvc Annotations

Compiling Java 7 code via Maven

Java Maven

How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles, could not initialize proxy - no Session

Java Spring Hibernate Spring Mvc Spring Security

How to replace existing value of ArrayList element in Java

Java Arraylist

Spring Boot + JPA : Column name annotation ignored

Java Hibernate Jpa Spring Boot

Built-in Java 8 predicate that always returns true?

Java Lambda Java 8 Predicate

How do you crash a JVM?

Java Jvm

Overriding Binding in Guice

Java Unit Testing Guice

Why does ConcurrentHashMap prevent null keys and values?

Java Concurrenthashmap

Java Reflection: How to get the name of a variable?

Java Reflection

Is it possible to rename a maven jar-with-dependencies?

Java Maven 2 Jar Maven Assembly-Plugin

How to change root logging level programmatically for logback

Java Logging Logback

Write string to output stream

Java Io Stream Outputstream

Eclipse error: "The import XXX cannot be resolved"

Java Eclipse Import Jar Buildpath

Binding a list in @RequestParam

Java Spring Data Binding Collections Spring Mvc

Can I scroll a ScrollView programmatically in Android?

Java Android Scrollview Android Scrollview

javac option to compile all java files under a given directory recursively

Java Javac

Add object to ArrayList at specified index

Java Android Arraylist

Java String new line

Java String Newline

Difference between ActionBarSherlock and ActionBar Compatibility

Java Android Actionbarsherlock Android Actionbar Android Actionbar-Compat

Changing Java Date one hour back

Java Date

Mocking member variables of a class using Mockito

Java Mocking Mockito

How to obtain the start time and end time of a day?

Java Date

How do shift operators work in Java?

Java Bit Shift

Sharing src/test classes between modules in a multi-module maven project

Java Maven Maven 3

Collections.emptyMap() vs new HashMap()

Java Collections

Initialising mock objects - MockIto

Java Junit Mockito

Spring Cache @Cacheable - not working while calling from another method of the same bean

Java Spring Caching Ehcache

Redirect to an external URL from controller action in Spring MVC

Java Spring Jsp Spring Mvc

What is the difference between up-casting and down-casting with respect to class variable

Java Casting Class Variables Downcast Upcasting

How to resolve Unneccessary Stubbing exception

Java Junit Mockito

Error: Java: invalid target release: 11 - IntelliJ IDEA

Java Intellij Idea Java 11

Performance of Java matrix math libraries?

Java Math Matrix Performance

What is the difference between ? and Object in Java generics?

Java Generics

Command line progress bar in Java

Java Command Line Progress Bar

Retrieving the inherited attribute names/values using Java Reflection

Java Reflection Introspection

Can I pass parameters by reference in Java?

C#Java Reference

How to use BigInteger?

Java Biginteger

HttpServletRequest - how to obtain the referring URL?

Java Servlets

How to ignore SSL certificate errors in Apache HttpClient 4.0

Java Ssl Apache Httpclient-4.x

How do you calculate log base 2 in Java for integers?

Java Performance Discrete Mathematics Logarithm

JSON Array iteration in Android/Java

Java Android Arrays Json

What does Serializable mean?

Java Serializable

Adding n hours to a date in Java?

Java Date

Checking that a List is not empty in Hamcrest

Java Collections Junit Hamcrest

How can I get screen resolution in java?

Java Swing Screen Resolution

Intersection and union of ArrayLists in Java

Java List Union Intersection

How to set thousands separator in Java?

Java Number Formatting Bigdecimal

ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()

Java Performance Nio Bytebuffer

ConnectionTimeout versus SocketTimeout

Java Android Tcp Httpconnection

Read input stream twice

Java Inputstream

Get domain name from given url

Java Url

'0000-00-00 00:00:00' can not be represented as java.sql.Timestamp error

Java Mysql Jdbc Timestamp

Check if one list contains element from the other

Java List Find Element

How to remove single character from a String

Java String

Subclassing a Java Builder class

Java Design Patterns

What is a 'SAM type' in Java?

Java Lambda Java 8 Terminology

Volatile Vs Atomic

Java Volatile

How can I send large messages with Kafka (over 15MB)?

Java Apache Kafka

Copy a stream to avoid "stream has already been operated upon or closed"

Java Lambda Java 8 Java Stream

Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?

Java Int

Java GC (Allocation Failure)

Java Garbage Collection

Why can't I declare static methods in an interface?

Java Interface Methods Static

Overriding the java equals() method - not working?

Java Equals Overriding

What is the best way to do GUIs in Clojure?

Java User Interface Lisp Clojure

What is the concept of erasure in generics in Java?

Java Generics

What is a good use case for static import of methods?

Java Static Import

Best way to build a Plugin system with Java

Java Design Patterns Plugins Frameworks Plugin Architecture

Java : How to determine the correct charset encoding of a stream

Java File Encoding Stream Character Encoding

How do I do a HTTP GET in Java?

Java Http Get Httpurlconnection

How to create custom exceptions in Java?

Java Exception

Java: random long number in 0 <= x < n range

Java Random Range Long Integer

How to test if one java class extends another at runtime?

Java Subclass Instanceof Class Hierarchy

What is the meaning of "this" in Java?

Java This

"Java DateFormat is not threadsafe" what does this leads to?

Java Multithreading Date Format

@Column(s) not allowed on a @ManyToOne property

Java Hibernate Jpa Jboss Annotations

How to pass parameters to anonymous class?

Java Anonymous Class

What is a WeakHashMap and when to use it?

Java Collections Weakhashmap

Random "Element is no longer attached to the DOM" StaleElementReferenceException

Java Selenium Webdriver Webdriver Automated Tests

Different types of thread-safe Sets in Java

Java Concurrency Set

Interface/enum listing standard mime-type constants

Java Gwt Mime Types Content Type Guava

SQLite in Android How to update a specific row

Java Android Sql Eclipse Sqlite

Lambda expression vs method reference

Java Intellij Idea Lambda Java 8 Side Effects

Error: Could not create the Java Virtual Machine Mac OSX Mavericks

Java Terminal

Why does adding 0.1 multiple times remain lossless?

Java Floating Point Double Precision

Can an abstract class have a constructor?

Java Constructor Abstract Class

Ignoring new fields on JSON objects using Jackson

Java Json Jackson

Set ImageView width and height programmatically?

Java Android Android Emulator Android Widget

Why are static variables considered evil?

Java Static

Sending Email in Android using JavaMail API without using the default/built-in app

Java Android Email Android Intent Jakarta Mail

"PKIX path building failed" and "unable to find valid certification path to requested target"

Java Ssl Certificate Httpurlconnection

What package naming convention do you use for personal/hobby projects in Java?

Java Naming Conventions

How do I autoindent in Netbeans?

Java Netbeans Ide Indentation

How do I make HttpURLConnection use a proxy?

Java Windows Http Proxy

Is there a fixed sized queue which removes excessive elements?

Java Queue

Difference between java.exe and javaw.exe

Java Swing Javaw

Why is there no Constant feature in Java?

Java Constants Final

How to call a method with a separate thread in Java?

Java Multithreading

Java `final` method: what does it promise?

Java Oop Final

Convert object to JSON in Android

Java Android Json Rest

Why do we declare Loggers static final?

Java Logging

Bold words in a string of strings.xml in Android

Java Android Xml

Hibernate error - QuerySyntaxException: users is not mapped [from users]

Java Hibernate

Pretty-print a Map in Java

Java Dictionary Pretty Print

How to do if-else in Thymeleaf?

Java Jsp If Statement Jstl Thymeleaf

IntelliJ IDEA 13 uses Java 1.5 despite setting to 1.7

Java Intellij Idea Compilation

In Intellij IDEA how do I replace text with a new line?

Java Intellij Idea

Java8: Why is it forbidden to define a default method for a method from java.lang.Object

Java Interface Java 8 Default Method

Why am I getting a "401 Unauthorized" error in Maven?

Java Maven

Does the 'java' command compile Java programs?

Java Javac

Hibernate Annotations - Which is better, field or property access?

Java Hibernate Orm Jpa Annotations

&& (AND) and || (OR) in IF statements

Java If Statement

Why would I use Scala/Lift over Java/Spring?

Java Spring Scala Lift

Spring classpath prefix difference

Java Spring Classpath

How to check type of variable in Java?

Java

How to create an array of 20 random bytes?

Java Arrays Random

Bytecode features not available in the Java language

Java Jvm Bytecode

Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent

Java Eclipse

How to represent empty char in Java Character class

Java

Difference between Interceptor and Filter in Spring MVC

Java Spring Spring Mvc Spring Boot

Read file from resources folder in Spring Boot

Java Spring Spring Boot Json Schema-Validator

Why aren't Java Collections remove methods generic?

Java Generics Collections

Servlet for serving static content

Java Jsp Servlets Jakarta Ee

Hibernate JPA Sequence (non-Id)

Java Hibernate Jpa Sequence

Java synchronized static methods: lock on object or class

Java Class Static Methods Synchronized

What's causing my java.net.SocketException: Connection reset?

Java Sockets Socketexception Connection Reset

good example of Javadoc

Java Javadoc

JPA getSingleResult() or null

Java Jpa

How to quit a java app from within the program

Java

"Content is not allowed in prolog" when parsing perfectly valid XML on GAE

Java Xml Google App-Engine Parsing Stax

Create Test Class in IntelliJ

Java Unit Testing Intellij Idea

Most efficient way to cast List<SubClass> to List<BaseClass>

Java Inheritance Casting

Method Overloading for null argument

Java Oop Null Overloading

Check whether number is even or odd

Java

How to convert ASCII code (0-255) to its corresponding character?

Java Ascii

Java regex email

Java Regex Email

JPA or JDBC, how are they different?

Java Jpa Jdbc

How do I assert equality on two classes without an equals method?

Java Unit Testing Junit

What to return if Spring MVC controller method doesn't return value?

Java Jquery Spring Mvc

JMS and AMQP - RabbitMQ

Java Jms Rabbitmq Message Queue Amqp

"java.lang.OutOfMemoryError : unable to create new native Thread"

Java Out of-Memory

How to perform mouseover function in Selenium WebDriver using Java?

Java Selenium Selenium Webdriver Mouseover

Can an interface extend multiple interfaces in Java?

Java Inheritance Multiple Inheritance Extends

Difference between save and saveAndFlush in Spring data jpa

Java Spring Hibernate Jpa Spring Data-Jpa

What is a safe way to create a Temp file in Java?

Java Temporary Files

Error creating bean with name 'entityManagerFactory' defined in class path resource : Invocation of init method failed

Java Spring Hibernate Spring Mvc Jpa

Which annotation should I use: @IdClass or @EmbeddedId

Java Jpa Annotations Java Persistence-Api

Why doesn't java.lang.Number implement Comparable?

Java Sorting Comparable

How to copy Java Collections list

Java List Collections Copy

Occurrences of substring in a string

Java String

log4j configuration via JVM argument(s)?

Java Logging Log4j

Hibernate: "Field 'id' doesn't have a default value"

Java Hibernate Jpa Persistence

Counting Line Numbers in Eclipse

Java Eclipse

What is the difference between an ordered and a sorted collection?

Java Collections

Easy way of running the same junit test over and over?

Java Eclipse Junit

Netty vs Apache MINA

Java Network Programming Apache Mina Netty

How to loop through a HashMap in JSP?

Java Jsp Loops Hashmap

How to set a JVM TimeZone Properly

Java Jvm Windows Server-2008 Timezone jdk1.5

How to send SMS in Java

Java Sms

Warning - Build path specifies execution environment J2SE-1.4

Java Eclipse Maven 2

How do I check that a Java String is not all whitespaces?

Java String Whitespace

What's a monitor in Java?

Java Multithreading Concurrency Monitor

How to inject dependencies into a self-instantiated object in Spring?

Java Spring Dependency Injection

How to remove duplicate white spaces in string using Java?

Java String Whitespace

A JRE or JDK must be available in order to run Eclipse. No JVM was found after searching the following locations

Java Eclipse

Difference between UTF-8 and UTF-16?

Java Unicode Utf 8 Utf 16 Utf

How to get maximum value from the Collection (for example ArrayList)?

Java

Convert LocalDate to LocalDateTime or java.sql.Timestamp

Java Timestamp Jodatime

setMaxResults for Spring-Data-JPA annotation?

Java Spring Jpa Spring Data Spring Data-Jpa

How do I test a class that has private methods, fields or inner classes?

Java Unit Testing Junit Tdd

Why is printing "B" dramatically slower than printing "#"?

Java Performance Loops For Loop system.out

How can I create an executable JAR with dependencies using Maven?

Java Maven 2 Build Process Build Automation Executable Jar

How can I fix 'android.os.NetworkOnMainThreadException'?

Java Android Android Networking Networkonmainthread

Does a finally block always get executed in Java?

Java Error Handling Return Try Catch-Finally

How do I determine whether an array contains a particular value in Java?

Java Arrays

How do I call one constructor from another in Java?

Java Constructor

Any way to declare an array in-line?

Java Arrays

Java: convert List<String> to a join()d String

Java String List

Why do this() and super() have to be the first statement in a constructor?

Java Constructor

What does the Java assert keyword do, and when should it be used?

Java Assertions

What's the difference between JPA and Hibernate?

Java Hibernate Jpa Jakarta Ee Orm

Does adding a duplicate value to a HashSet/HashMap replace the previous value

Java Hashmap Duplicates Hashset

Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?

Java Lambda Java 8

Understanding Spliterator, Collector and Stream in Java 8

Java Lambda Java 8 Spliterator

Issue with parsing the content from JSON file with Jackson & message- JsonMappingException -Cannot deserialize as out of START_ARRAY token

Java Arrays Json Jackson

How to tell if JRE or JDK is installed

Java Macos Java 8

Format LocalDateTime with Timezone in Java8

Java Java 8 Java Time

Optional orElse Optional in Java

Java Lambda Java 8 Optional Java 9

How to find a Java Memory Leak

Java Memory Memory Leaks Jhat

Describe the architecture you use for Java web applications?

Java Architecture Jakarta Ee

How do I fix "The expression of type List needs unchecked conversion...'?

Java Warnings Unchecked Conversion

Why can't we have static method in a (non-static) inner class (pre-Java 16)?

Java Class Static Inner Classes

Java: Literal percent sign in printf statement

Java Printf Escaping

Java: method to get position of a match in a String?

Java String Match

What is the use of interface constants?

Java Interface Constants

Default constructor vs. inline field initialization

Java Oop Constructor

Why does SSL handshake give 'Could not generate DH keypair' exception?

Java Ssl Cryptography Diffie Hellman

Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards

Java Unit Testing Generics Mockito Bounded Wildcard

How to including variables within strings?

Java Variables Insert Include Quotation Marks

How to find the length of an array list?

Java Arraylist

Mvn install or Mvn package

Java Maven Myeclipse

Why does changing the returned variable in a finally block not change the return value?

Java Try Finally

Java ByteBuffer to String

Java String Serialization Bytearray

How to create an instance of anonymous class of abstract class in Kotlin?

Java Abstract Class Kotlin

Can't find @Nullable inside javax.annotation.*

Java Annotations Nullpointerexception Nullable Null Pointer

How find all unused classes in Intellij Idea?

Java Intellij Idea Dead Code

Observable vs Flowable rxJava2

Java Android Rx Java

Java Logging vs Log4J

Java Logging Log4j java.util.logging

In Java, how do I call a base class's method from the overriding method in a derived class?

Java Inheritance Methods Polymorphism

Synthetic Class in Java

Java Class Synthetic

Should I use Java date and time classes or go with a 3rd party library like Joda Time?

Java Date Time Jodatime

Why would one declare a Java interface method as abstract?

Java Eclipse Interface Abstract

Access "this" from Java anonymous class

Java This Anonymous Class

Reading my own Jar's Manifest

Java Osgi manifest.mf Apache Felix

Where should I put the log4j.properties file?

Java Netbeans Glassfish Log4j

Android: TextView automatically truncate and replace last 3 char of String

Java Android Textview

@AspectJ pointcut for all methods of a class with specific annotation

Java Aop Aspectj Spring Aop

String isNullOrEmpty in Java?

Java String

What is the purpose of flush() in Java streams?

Java Flush Stream

Java - JPA - @Version annotation

Java Jpa Jpa Annotations

Adding IN clause List to a JPA Query

Java Jpa Jpql

Intellij IDEA, format all code in a project

Java Intellij Idea Code Formatting

Is it possible to have empty RequestParam values use the defaultValue?

Java Spring Spring Mvc

How to find difference between two Joda-Time DateTimes in minutes

Java Jodatime

How to convert BigDecimal to Double in Java?

Java

Java version automatically change to java 1.5 after maven update

Java Eclipse Maven

Navigation drawer item icon not showing original colour

Java Android Xml Android Support-Library

android.view.InflateException Error inflating class android.webkit.WebView

Java Android Webview

Java volatile reference vs. AtomicReference

Java Concurrency

Last iteration of enhanced for loop in java

Java For Loop Foreach Conditional Execution

Can you organize imports for an entire project in eclipse with a keystroke?

Java Eclipse Keyboard Shortcuts

Java's Virtual Machine and CLR

Java .Net Bytecode Cil Vm Implementation

Delete a line in Eclipse

Java Eclipse

Converting a Java Keystore into PEM Format

Java Encryption Https Openssl Ssl Certificate

Which concurrent Queue implementation should I use in Java?

Java Multithreading Concurrency Queue

Why are data transfer objects (DTOs) an anti-pattern?

Java Ejb Dto Anti Patterns Data Transfer-Objects

How can I initialize a String array with length 0 in Java?

Java Arrays Initialization

Including jars in classpath on commandline (javac or apt)

Java Jar

Where can I view Tomcat log files in Eclipse?

Java Eclipse Tomcat Logging

Is there anyway to exclude artifacts inherited from a parent POM?

Java Maven Maven 2 pom.xml

Can you avoid Gson converting "<" and ">" into unicode escape sequences?

Java Json Gson

What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in it)

Java Intellij Idea Target

Are non-synchronised static methods thread safe if they don't modify static class variables?

Java Multithreading Concurrency Static Thread Safety

Array initialization syntax when not in a declaration

Java Arrays

Is it possible to assign numeric value to an enum in Java?

Java Enums

How do I find out what keystore my JVM is using?

Java Jvm Keytool

How do I add a Maven dependency in Eclipse?

Java Eclipse Maven Dependency Management

How to include jar files with java file and compile in command prompt

Java Jar Command Prompt

How to implement the Android ActionBar back button?

Java Android Android 3.0-Honeycomb

Autowiring two beans implementing same interface - how to set default bean to autowire?

Java Spring Spring Mvc Autowired

Print "hello world" every X seconds

Java Timer

What is the default access modifier in Java?

Java Access Modifiers

Remove multiple keys from Map in efficient way?

Java Dictionary

When to use generic methods and when to use wild-card?

Java Generics Wildcard

How do I use the new computeIfAbsent function?

Java Dictionary Lambda Java 8

How to delete a folder with files using Java

Java File Io Delete Directory

Android Archive Library (aar) vs standard jar

Java Android Jar Aar

Gradle task - pass arguments to Java application

Java Gradle Arguments

Any way (or shortcut) to auto import the classes in IntelliJ IDEA like in Eclipse?

Java Eclipse Intellij Idea Keyboard Shortcuts Hotkeys

Spring Boot: Cannot access REST Controller on localhost (404)

Java Rest Spring Boot

Re-run Spring Boot Configuration Annotation Processor to update generated metadata

Java Spring Maven Intellij Idea

Mockito: Mock private field initialization

Java Mockito Junit4 Powermockito

CompletableFuture<T> class: join() vs get()

Java Java 8 Completable Future

How can we print line numbers to the log in java

Java Logging

How to change an Eclipse default project into a Java project

Java Eclipse

SQL parser library for Java

Java Sql Parsing

Examples of GoF Design Patterns in Java's core libraries

Oop Design Patterns Java

How do I address unchecked cast warnings?

Java Generics Warnings

IntelliJ show JavaDocs tooltip on mouse over

Java Eclipse Ide Intellij Idea

Difference between FetchType LAZY and EAGER in Java Persistence API?

Java Hibernate Jpa Orm Java Persistence-Api

How do I make the method return type generic?

Java Generics Return Value

Convert list to array in Java

Java Arrays List Arraylist

Unsupported major.minor version 52.0

Java Applet Version Unsupported Class-Version

Ways to iterate over a list in Java

Java Loops Collections Iteration

RecyclerView onClick

Java Android Android Recyclerview Onclick Onclicklistener

What is the point of "final class" in Java?

Java Final

Difference between DTO, VO, POJO, JavaBeans?

Java Terminology Javabeans Dto Pojo

In Java, what is the best way to determine the size of an object?

Java Memory

How do you remove a Cookie in a Java Servlet

Java Servlets Cookies

Convert integer into byte array (Java)

Java Arrays Integer Byte

How to get thread id from a thread pool?

Java Multithreading Threadpool Executorservice Executors

Why should a Java class implement comparable?

Java

Gson ignoring map entries with value=null

Java Json Gson

Best practices for using Markers in SLF4J/Logback

Java Logging Slf4j Logback Markers

Using Selenium WebDriver to retrieve the value of an HTML input

Java Selenium Selenium Webdriver

How is the fork/join framework better than a thread pool?

Java Fork Join

File.separator vs FileSystem.getSeparator() vs System.getProperty("file.separator")?

Java Platform Independent

getExtractedText on inactive InputConnection warning on android

Java Android Logcat

Encapsulation vs Abstraction?

Java Oop

Mockito - @Spy vs @Mock

Java Unit Testing Mocking Mockito Spy

How to modify JsonNode in Java?

Java Json Jackson

Surefire is not picking up Junit 5 tests

Java Maven Junit Maven Surefire-Plugin Junit5

'Field required a bean of type that could not be found.' error spring restful API using mongodb

Java Spring Mongodb Rest

Math.random() versus Random.nextInt(int)

Java Random

Convert an array of primitive longs into a List of Longs

Java Arrays Collections Boxing

Comment the interface, implementation or both?

C#Java Comments Interface

How does a PreparedStatement avoid or prevent SQL injection?

Java Sql Jdbc Prepared Statement Sql Injection

Why is the String class declared final in Java?

Java String Final

Best way of invoking getter by reflection

Java Reflection Getter

Generic type parameter naming convention for Java (with multiple chars)?

Java Generics Naming Conventions

Spring MVC @PathVariable getting truncated

Java Spring Rest Spring Mvc Get

How to convert number to words in java

Java Math Numbers Jscience

How to replace case-insensitive literal substrings in Java

Java String Replace Substring Case Insensitive

Get generated id after insert

Java Android Sqlite

Replacing a fragment with another fragment inside activity group

Java Android Android Fragments

warning: [options] bootstrap class path not set in conjunction with -source 1.5

Java

Using Enums while parsing JSON with GSON

Java Json Gson

Read properties file outside JAR file

Java Properties

How to fluently build JSON in Java?

Java Json

How to check if an object implements an interface?

Java Oop Interface

What is a Question Mark "?" and Colon ":" Operator Used for?

Java Operators Ternary Operator Conditional Operator

Difference between Iterator and Listiterator?

Java List Iterator Set Listiterator

Setting JDK in Eclipse

Eclipse Java

Detecting Windows or Linux?

Java Linux Windows Platform Detection

Is there auto type inferring in Java?

Java C++Auto

How to set IntelliJ IDEA Project SDK

Java Intellij Idea Java 8 Sdk Java 7

Get last element of Stream/List in a one-liner

Java List Java 8 Java Stream

How to determine programmatically the current active profile using Spring boot

Java Spring Spring Boot

Is there an elegant way to make every method in a class start with a certain block of code?

Java Design Patterns

Classpath including JAR within a JAR

Java Classpath

How do I get java logging output to appear on a single line?

Java Logging

Best way to create an empty map in Java

Java Dictionary Collections Hashmap

Consistency of hashCode() on a Java string

Java String Hashcode

Java serialization: readObject() vs. readResolve()

Java Serialization Singleton

When should a class be Comparable and/or Comparator?

Java Comparator Comparable

How do I format a long integer as a string without separator in Java?

Java Messageformat

Java packages com and org

Java Package

How to calculate "time ago" in Java?

Java Date Time Datediff Relative Time-Span

Converting BigDecimal to Integer

Java Integer Casting Bigdecimal

Deploying my application at the root in Tomcat

Java Tomcat

What order are the Junit @Before/@After called?

Java Junit Installation Teardown

Identify duplicates in a List

Java Collections

Covariance, Invariance and Contravariance explained in plain English?

Java Covariance Contravariance

How to present a simple alert message in java?

Java Swing Joptionpane

Can you explain the HttpURLConnection connection process?

Java Inputstream Httpurlconnection Outputstream Urlconnection

Difference between JAX-WS, Axis2 and CXF

Java Jax Ws Cxf Axis2

Getting "cannot find Symbol" in Java project in IntelliJ

Java Intellij Idea

What are the differences between Helper and Utility classes?

Java

scheduleAtFixedRate vs scheduleWithFixedDelay

Java Scheduled Tasks Scheduledexecutorservice

How are Spring Data repositories actually implemented?

Java Spring Spring Data Repository Pattern Ddd Repositories

How can "while (i == i) ;" be a non-infinite loop in a single threaded application?

Java

How do I programmatically change file permissions?

Java Filesystems

Does Java have a path joining method?

Java File File Io Path

Calling outer class function from inner class

Java

How to unzip files programmatically in Android?

Java Android Unzip

Calling Java from Python

Java Python

Why does Java's Arrays.sort method use two different sorting algorithms for different types?

Java Algorithm Quicksort Mergesort

Convert timestamp in milliseconds to string formatted time in Java

Java Datetime Time Timestamp Epoch

Calling remove in foreach loop in Java

Java Loops Iterator Foreach

How do I parse command line arguments in Java?

Java Command Line Command Line-Arguments

How can I convert byte size into a human-readable format in Java?

Java Formatting Apache Commons

Why there is no ConcurrentHashSet against ConcurrentHashMap

Java Collections Concurrency Hashmap Hashset

What exactly is Spring Framework for?

Java Spring Frameworks

Is there a destructor for Java?

Java Garbage Collection Destructor Finalize

Why can't static methods be abstract in Java?

Java Abstract Class Static Methods

How to create empty folder in java?

Java Createfile Create Directory

How to specify the default error page in web.xml?

Java Jsp Servlets web.xml Custom Error-Pages

How can I tell jackson to ignore a property for which I don't have control over the source code?

Java Json Jackson

Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher

Java Windows Maven

Get yesterday's date using Date

Java Date Datetime Simpledateformat

Differences between "java -cp" and "java -jar"?

Java Jar Jvm Classpath

Jackson how to transform JsonNode to ArrayNode without casting?

Java Arrays Json Jackson

Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize

Java Maven

Marker Interfaces in Java?

Java Design Patterns Marker Interfaces

Why is Cloneable not deprecated?

Java Java 8 Deprecated Cloneable

JSON Java 8 LocalDateTime format in Spring Boot

Java Json Java 8 Spring Boot Java Time

How to solve InaccessibleObjectException ("Unable to make {member} accessible: module {A} does not 'opens {package}' to {B}") on Java 9?

Java Reflection Java 9 Java Module Java Platform-Module-System

How to avoid "Sharing is only supported for boot loader classes because bootstrap classpath has been appended" warning during debug with Java 11?

Java Intellij Idea Classloader Java 11

How to use classes from .jar files?

Java Jar

Converting Symbols, Accent Letters to English Alphabet

Java Unicode Special Characters Diacritics

How to send PUT, DELETE HTTP request in HttpURLConnection?

Java Httpurlconnection Put Http Delete

Why doesn't Java allow to throw a checked exception from static initialization block?

Java Exception Static Initializer

Clone() vs Copy constructor- which is recommended in java

Java Clone Copy Constructor

java.lang.UnsupportedClassVersionError: Bad version number in .class file?

Java Version

How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?

Java Spring Configuration Annotations Scheduling

How to increase the Java stack size?

Java Stack Stack Overflow

Split string to equal length substrings in Java

Java Regex String Split

Converting from Integer, to BigInteger

Java Biginteger

How to get request URI without context path?

Java Servlets

How to deserialize a list using GSON or another JSON library in Java?

Java Json Gson

Why doesn't java.io.File have a close method?

Java File Io

Limit Decimal Places in Android EditText

Java Android Android Edittext

How to verify multiple method calls with different params

Java Mockito

Why does String.split need pipe delimiter to be escaped?

Java Regex String

Difference between mkdir() and mkdirs() in java for java.io.File

Java Android Directory Android File

java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0

Java jdk1.6 Unsupported Class-Version

Is the != check thread safe?

Java Multithreading Thread Safety Atomic Race Condition

Spring Boot without the web server

Java Spring Boot

Why does the Java API use int instead of short or byte?

Optimization Types Java

How to dockerize maven project? and how many ways to accomplish it?

Java Maven Docker

Why is a static method considered a method?

Java Methods Static Static Methods Terminology

Jackson renames primitive boolean field by removing 'is'

Java Json Jackson

why use Retrofit when we have OkHttp

Java Android Retrofit Okhttp

MapStruct and Lombok not working together

Java Maven Lombok Mapstruct Intellij Lombok-Plugin

Ways to save enums in database

Java Database Enums

JPA CascadeType.ALL does not delete orphans

Java Hibernate Orm Jpa Jpa 2.0

Generate Java classes from .XSD files...?

Java Xml Xsd

Are Java static initializers thread safe?

Java Multithreading Static Synchronization Static Initializer

How to return an array from JNI to Java?

Java Android Arrays Java Native-Interface

Behaviour of final static method

Java Methods Static Final

What is the relative performance difference of if/else versus switch statement in Java?

Java Performance Switch Statement If Statement

Can I obtain method parameter name using Java reflection?

Java Reflection

Does it make sense to do "try-finally" without "catch"?

Java Exception

How to add semicolon after method call when inside parameter list in IntelliJ IDEA?

Java Intellij Idea

What's the actual use of 'fail' in JUnit test case?

Java Unit Testing Junit Junit4

How to make an array of arrays in Java

Java Arrays

What does a tilde in angle brackets mean when creating a Java generic class?

Java Generics Intellij Idea Syntax Tilde

Builder Pattern in Effective Java

Java Design Patterns Builder Pattern

Protected in Interfaces

Java Interface

Cannot import XSSF in Apache POI

Java Apache Poi

java.net.UnknownHostException: Invalid hostname for server: local

Java

Jackson and generic type reference

Java Json Generics Jackson

Can I set a TTL for @Cacheable

Java Spring

How to convert a Binary String to a base 10 integer in Java

Java String Binary Radix

Eclipse Autocomplete (percent sign, in Juno)

Java Eclipse Eclipse Juno

What is the difference between "pom" type dependency with scope "import" and without "import"?

Java Maven Dependencies pom.xml

JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object

Java

How do I assert an Iterable contains elements with a certain property?

Java Unit Testing Junit4 Hamcrest

Which Java Collection should I use?

Java Algorithm Arraylist Collections Hashmap

What determines the lifecycle of a component (object graph) in Dagger 2?

Java Dagger 2 Lifecycle

Spring Boot Adding Http Request Interceptors

Java Spring Spring Mvc Spring Boot

How to use comparison operators like >, =, < on BigDecimal

Java Operator Keyword Bigdecimal

Android - Prevent white screen at startup

Java Android Multithreading Performance Cold Start

What is the best open-source java charting library? (other than jfreechart)

Java Charts Plot

What's the main difference between Java SE and Java EE?

Java Jakarta Ee

java: HashMap<String, int> not working

Java Generics

Impossible to make a cached thread pool with a size limit?

Java Multithreading Concurrency Executorservice Threadpoolexecutor

Setting Short Value Java

Java Literals Primitive Types

What is the difference between the add and offer methods in a Queue in Java?

Java Queue Add

Java SecurityException: signer information does not match

Java Certificate Securityexception

The easiest way to transform collection to array?

Java Arrays Collections Transformation

How to get 0-padded binary representation of an integer in java?

Java Binary String Formatting

Migrating from JSF 1.2 to JSF 2.0

Java Jsf Migration Jsf 2

How to set background color of an Activity to white programmatically?

Java Android Android Activity Colors

Eclipse/Java code completion not working

Java Eclipse Ide

How can I increment a date by one day in Java?

Java Date

Difference between @Mock and @InjectMocks

Java Unit Testing Mocking Mockito

Get an OutputStream into a String

Java String Io Stream

Downloading Java JDK on Linux via wget is shown license page instead

Java Linux Installation Wget

What's the difference between ConcurrentHashMap and Collections.synchronizedMap(Map)?

Java Dictionary Concurrency

java.util.Date to XMLGregorianCalendar

Java Xml Date Xmlgregoriancalendar

Run a single test method with maven

Java Maven Unit Testing Maven 2 Maven 3

Format an Integer using Java String Format

Java String Formatting Number Formatting

how to convert java string to Date object

Java String Date

Why is exception.printStackTrace() considered bad practice?

Java Exception Stack Trace Printstacktrace

Is there something like Annotation Inheritance in java?

Java Inheritance Annotations

How can I convert String[] to ArrayList<String>

Java Android String Arraylist

Eclipse Build Path Nesting Errors

Java Eclipse Tomcat Servlets

Can I set null as the default value for a @Value in Spring?

Java Spring Spring Annotations

Why is Maven downloading the maven-metadata.xml every time?

Java Maven Maven 3 Maven Metadata

Core pool size vs maximum pool size in ThreadPoolExecutor

Java Asynchronous Threadpoolexecutor

How to manage REST API versioning with spring?

Java Spring Rest Spring Mvc Versioning

How do I exclude all instances of a transitive dependency when using Gradle?

Java Gradle build.gradle Gradle Kotlin-Dsl Gradle Dependencies

How to work around the stricter Java 8 Javadoc when using Maven

Java Maven Java 8

Why does this random value have a 25/75 distribution instead of 50/50?

Java Random Double Bit Manipulation Probability

Maximum number of parameters in Java method declaration

Java Jvm

Difference between @Valid and @Validated in Spring

Java Spring Validation Spring Mvc

See all the Java versions installed on Mac

Java

Jenkinsfile syntax highlighting in Java project using Intellij Idea

Java Jenkins Intellij Idea Autocomplete Syntax Highlighting

Package structure for a Java project?

Java Packages

Why does Eclipse complain about @Override on interface methods?

Java Eclipse Interface Annotations Syntax Error

How to @link to a Enum Value using Javadoc

Java Javadoc

How can I use pointers in Java?

Java Pointers Unsafe

Questions every good Java/Java EE Developer should be able to answer?

Java Jakarta Ee

Why can Java Collections not directly store Primitives types?

Java Collections Types Primitive Types

How can I use "<" and ">" in javadoc without formatting?

Java Javadoc

Booleans, conditional operators and autoboxing

Java Nullpointerexception Boolean Conditional Operator Autoboxing

POST request via RestTemplate in JSON

Java Json Spring Rest Resttemplate

Java null check why use == instead of .equals()

Java Null

What is the easiest way to get the current day of the week in Android?

Java Android

How to get Scala List from Java List?

Java Scala

Jaxb, Class has two properties of the same name

Java Xml Jaxb

"Instantiating" a List in Java?

Java List

Extracting .jar file with command line

Java Windows

Hibernate, @SequenceGenerator and allocationSize

Java Hibernate Jpa Hilo

What is inverse function to XOR?

Java Xor Inverse

Variable is accessed within inner class. Needs to be declared final

Java Android

How to use regex in String.contains() method in Java

Java Regex String

How to accept Date params in a GET request to Spring MVC Controller?

Java Spring Date Spring Mvc

Can I do a synchronous request with volley?

Java Android Android Volley

How do I resolve ClassNotFoundException?

Java Class Classpath Classnotfoundexception

Why doesn't String switch statement support a null case?

Java Switch Statement Language Design

Run a JAR file from the command line and specify classpath

Java Shell Command Line Classpath

How to create correct JSONArray in Java using JSONObject

Java Json Arrays

How to fix the "java.security.cert.CertificateException: No subject alternative names present" error?

Java Ssl Https Certificate Ssl Certificate

%Like% Query in spring JpaRepository

Java Jpa Spring Data-Jpa

How to check if a Java 8 Stream is empty?

Java Java 8 Java Stream

How can I create a stream from an array?

Java Arrays Java 8 Java Stream

What is the purpose of the default keyword in Java?

Java Interface Java 8 Default

Unable to create call adapter for class example.Simple

Java Rest Retrofit Simple Framework

Mockito - NullpointerException when stubbing Method

Java Testing Junit Mockito Stubbing

Room database migration if only new table is added

Java Android Database Migration Android Room

Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?

Java Jboss Jakarta Ee Glassfish

What is the Java equivalent of PHP var_dump?

Java Php

Add a dependency in Maven

Java Macos Maven 2 Dependencies

Connecting to remote URL which requires authentication using Java

Java Httpurlconnection

What is the most efficient Java Collections library?

Java Collections

Build and Version Numbering for Java Projects (ant, cvs, hudson)

Java Build Build Process Versioning

How can we prepend strings with StringBuilder?

C#Java Stringbuilder

How to read an external properties file in Maven

Java Build Maven 2 Properties File

Simple Getter/Setter comments

Java Comments Javadoc Setter Getter

Encrypt Password in Configuration Files?

Java Security Encryption Configuration Cryptography

How can I get Maven to stop attempting to check for updates for artifacts from a certain group from maven-central-repo?

Java Maven 2 Repository

Clearing a string buffer/builder after loop

Java String Buffer

How to convert current date into string in java?

Java String Date Formatting

What does the "assert" keyword do?

Java Assert Assertion

string to string array conversion in java

Java Arrays String Split

How to read file from relative path in Java project? java.io.File cannot find the path specified

Java File

Dynamically Changing log4j log level

Java Logging Log4j Runtime

If using maven, usually you put log4j.properties under java or resources?

Java Maven Configuration Log4j

Split string into array of character strings

Java Regex Split

How does one create an InputStream from a String?

Java String Stream

Converting String array to java.util.List

Java Arrays Collections

InputStream from a URL

Java Url Inputstream

Android: checkbox listener

Java Android Android Checkbox

Where are static methods and static variables stored in Java?

Java Jvm

Running Command Line in Java

Java Command Line runtime.exec

Override valueof() and toString() in Java enum

Java Enums Overriding Tostring Value Of

Lombok is not generating getter and setter

Java Eclipse Maven Lombok

Passing multiple variables in @RequestBody to a Spring MVC controller using Ajax

Java Spring Http Spring Mvc

Take a char input from the Scanner

Java Input Char java.util.scanner

Get total size of file in bytes

Java Fileinputstream

What is difference between cacerts and keystore?

Java Certificate Keystore

How to assert greater than using JUnit Assert?

Java Junit

What is the difference between dynamic and static polymorphism in Java?

Java Oop Polymorphism Overloading Overriding

How do Mockito matchers work?

Java Mocking Mockito

How to check if element exists using a lambda expression?

Java Java 8 Lambda

How do I view my Realm file in the Realm Browser?

Java Android Realm

java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7

Java Spring Boot

How do I create a Linked List Data Structure in Java?

Java Data Structures Linked List

Sockets: Discover port availability using Java

Java Sockets Port

How to know if other threads have finished?

Java Multithreading

javac not working in windows command prompt

Java Windows Command Prompt Javac

A regex to match a substring that isn't followed by a certain other substring

Java Regex Clojure

HttpURLConnection timeout settings

Java Url Timeout

C# equivalent to Java's charAt()?

C#Java String

Who sets response content-type in Spring MVC (@ResponseBody)

Java Web Applications Spring Mvc Character Encoding

Java switch statement multiple cases

Java Syntax Switch Statement

How to hide a View programmatically?

Java Android

Comparing strings by their alphabetical order

Java

How to set Oracle's Java as the default Java in Ubuntu?

Java Ubuntu Java Home

Java - get pixel array from image

Java Bufferedimage javax.imageio

list.clear() vs list = new ArrayList<Integer>();

Java Arraylist

In java how to get substring from a string till a character c?

Java

Java / Android - How to print out a full stack trace?

Java Android Exception Stack Stack Trace

Given final block not properly padded

Java Exception Encryption Cryptography javax.crypto

Clearing coverage highlighting in Eclipse

Java Eclipse Code Coverage Cobertura Emma

Create instance of generic type in Java?

Java Generics

How to build jars from IntelliJ properly?

Java Intellij Idea Jar Build Process

What's the difference between getPath(), getAbsolutePath(), and getCanonicalPath() in Java?

Java

Is it possible to use Java 8 for Android development?

Java Android Java 8 Android Gradle-Plugin

Spring: @Component versus @Bean

Java Spring Annotations Autowired

Find first element by predicate

Java Java 8 Java Stream

Copying a HashMap in Java

Java Copy Hashmap Clone

Spring MVC type conversion : PropertyEditor or Converter?

Java Spring Data Binding Spring Mvc Type Conversion

Regex exactly n OR m times

Java Php Regex

Set time to 00:00:00

Java java.util.calendar

Example images for code and mark-up Q&As

Java Javascript Css Image

How to change MenuItem icon in ActionBar programmatically

Java Android Android Menu

What is Persistence Context?

Java Jpa Orm Persistence

Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonProperty?

Java Json Serialization Jackson

Ignore fields from Java object dynamically while sending as JSON from Spring MVC

Java Json Hibernate Spring Mvc

Android 5.0 - Add header/footer to a RecyclerView

Java Android Android Recyclerview Android 5.0-Lollipop

How to show method parameters hint in Intellij IDEA?

Java Intellij Idea Ide

JpaRepository Not supported for DML operations [delete query]

Java Spring Hibernate Spring Data-Jpa Hql

Xml configuration versus Annotation based configuration

Java Xml Spring Annotations

Why an abstract class implementing an interface can miss the declaration/implementation of one of the interface's methods?

Java Interface Abstract Class

Find Java classes implementing an interface

Java Interface

Best Practice: Initialize JUnit class fields in setUp() or at declaration?

Java Junit

Converting HTML files to PDF

Java Html Pdf Pdf Generation

Java FileReader encoding issue

Java File Unicode Encoding

Similarity String Comparison in Java

Java String Comparison

How can I safely encode a string in Java to use as a filename?

Java String File Encoding

How to list the files inside a JAR file?

Java File Jar Java Io Getresource

Calling Non-Static Method In Static Method In Java

Java Static Non Static

How to determine if a number is a prime with regex?

Java Regex Primes

In JPA 2, using a CriteriaQuery, how to count results

Java Jpa 2.0 Criteriaquery

Ant path style patterns

Java Path Ant Pattern Matching

Can I exclude some concrete urls from <url-pattern> inside <filter-mapping>?

Java Servlets Servlet Filters

How to add a TextView to LinearLayout in Android

Java Android Xml Textview Android Linearlayout

What is the "volatile" keyword used for?

C#Java Volatile

How to check if a String contains only ASCII?

Java String Character Encoding Ascii

How to change package name of an Android Application

Java Android

How to convert .pfx file to keystore with private key?

Java Certificate Apk Keytool Jarsigner

Int division: Why is the result of 1/3 == 0?

Java Integer Division

What is javax.inject.Named annotation supposed to be used for?

Java Spring Dependency Injection Java Ee-6

Remove the image from a imageview Android

Java Android Bitmap Imageview

JAXB creating context and marshallers cost

Java Jaxb Marshalling

@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)

Java Junit4 Mockito

Run a Java Application as a Service on Linux

Java Linux Service

How to instantiate non static inner class within a static method?

Java Static Inner Classes

Programmatically shut down Spring Boot application

Java Spring Spring Boot

Why we should not use protected static in java

Java Oop Inheritance Static Protected

Comparator.reversed() does not compile using lambda

Java Lambda Java 8 Comparator Method Reference

How to run Gradle from the command line on Mac bash

Java Macos Bash Gradle

Error:(23, 17) Failed to resolve: junit:junit:4.12

Java Android React Native Junit

Does Java support Let's Encrypt certificates?

Java Ssl Keystore Lets Encrypt Ca

Kotlin Data Class from Json using GSON

Java Json Gson Kotlin Data Class

Is there a way to take a screenshot using Java and save it to some sort of image?

Java Image Screenshot

A method to reverse effect of java String.split()?

Java String Split

Best GWT widget library?

Java Gwt

Can we convert a byte array into an InputStream in Java?

Java Base64 Inputstream

Java: Static Class?

Java Class Oop Static Utility

Byte[] to InputStream or OutputStream

Java Bytearray Inputstream Outputstream

Why java.lang.Object is not abstract?

Java Oop Abstract Class

Why maven? What are the benefits?

Java Maven Build Build Process

java.lang.OutOfMemoryError: Java heap space in Maven

Java Maven Out of-Memory

How to annotate MYSQL autoincrement field with JPA annotations

Java Mysql Orm Jpa Annotations

Converting double to integer in Java

Java Casting Double Rounding

Math.random() explanation

Java Math

Hibernate openSession() vs getCurrentSession()

Java Hibernate

Use IntelliJ to generate class diagram

Java Intellij Idea Uml Class Diagram

How does the String class override the + operator?

Java String Object

Junit - run set up method once

Java Junit

Is it possible to use raw SQL within a Spring Repository

Java Hibernate Spring Data-Jpa

What is a reasonable order of Java modifiers (abstract, final, public, static, etc.)?

Java

Does Java 8 provide a good way to repeat a value or function?

Java Java 8

Hamcrest compare collections

Java Junit Hamcrest

How to extract epoch from LocalDate and LocalDateTime?

Java Time Java 8 Epoch Java Time

How to debug stream().map(...) with lambda expressions?

Java Debugging Lambda Java 8

Joining paths in Java

Java

How to resolve Unable to load authentication plugin 'caching_sha2_password' issue

Java Mysql Eclipse Maven Spring Boot

Why am I getting Unknown error in line 1 of pom.xml?

Java Maven Spring Boot pom.xml

Is there an easy way to attach source in Eclipse?

Java Eclipse

How to make a Java thread wait for another thread's output?

Java Multithreading

Difference between Java Enumeration and Iterator

Java Collections Iterator Enumeration

How do I instantiate a JAXBElement<String> object?

Java Jaxb

Can javax.persistence.Query.getResultList() return null?

Java Hibernate Jpa

Execute another jar in a Java program

Java Jar Executable Jar

RegEx backreferences in IntelliJ

Java Regex Intellij Idea

Android - Writing a custom (compound) component

Java Android Custom Component

Closing database connections in Java

Java Database Connection

Difference of Maven JAXB plugins

Java Maven 2 Jaxb Maven Maven Plugin

Naming convention for utility classes in Java

Java Naming Conventions

Why does String.valueOf(null) throw a NullPointerException?

Java Null Nullpointerexception Overloading Api Design

How to enter quotes in a Java string?

Java String Quotes Escaping

How to find the JVM version from a program?

Java Jvm Version

Java: possible to line break in a properties file?

Java Configuration Properties

Is there a way to avoid null check before the for-each loop iteration starts?

Java For Loop Foreach

Convert seconds value to hours minutes seconds?

Java Android String Android Edittext Bigdecimal

Android changing Floating Action Button color

Java Android Android 5.0-Lollipop Floating Action-Button

Why am I getting a NoClassDefFoundError in Java?

Java Noclassdeffounderror

How to convert comma-separated String to List?

Java String Collections Split

Should I always use a parallel stream when possible?

Java Parallel Processing Java 8 Java Stream

How to get the path of a running JAR file?

Java Path Jar Executable Jar

What are the best use cases for Akka framework

Java Scala Asynchronous Use Case Akka

What issues should be considered when overriding equals and hashCode in Java?

Java Overriding Equals Hashcode

Update Eclipse with Android development tools v. 23

Java Android Eclipse Adt

Can we instantiate an abstract class?

Java Oop Class Object Abstract

How to convert Milliseconds to "X mins, x seconds" in Java?

Java Time

When to use: Java 8+ interface default method, vs. abstract method

Java Interface Java 8 Abstract Class Default Method

Type List vs type ArrayList in Java

Java List Interface Decoupling

Converting Long to Date in Java returns 1970

Java Date Long Integer

Where can I download Jai and Jai-imageio?

Java Jai

How to randomly pick an element from an array

Java

How to get just the parent directory name of a specific file

Java Groovy Java Io

switch case statement error: case expressions must be constant expression

Java Android Switch Statement

Eclipse reported "Failed to load JNI shared library"

Java Eclipse Java Native-Interface

How to check if an int is a null

Java Int

How to create a HashMap with two keys (Key-Pair, Value)?

Java Hash Hashmap Hashcode

Java Long primitive type maximum limit

Java

Difference between Arrays.asList(array) and new ArrayList<Integer>(Arrays.asList(array))

Java List Collections

What are markers in Java Logging frameworks and what is a reason to use them?

Java Logging Log4j Slf4j Logback

How do I call the default deserializer from a custom deserializer in Jackson

Java Spring Hibernate Jackson

Maven package works but Intellij's build fails

Java Scala Maven Intellij Idea

Java Lombok: Omitting one field in @AllArgsConstructor?

Java Syntax Constructor Field Lombok

Jackson databind enum case insensitive

Java Json Serialization Enums Jackson

Clear code coverage information in IntelliJ

Java Intellij Idea Code Coverage

What's the difference between odd and even Java updates?

Java Version Oraclejdk

How can I open Java .class files in a human-readable way?

Java Windows Class Applet

Odd behavior when Java converts int to byte?

Java

How to use wait and notify in Java without IllegalMonitorStateException?

Java Multithreading Exception Java Threads

Java: how to convert HashMap<String, Object> to array

Java Arrays Collections Hashmap

Java Date cut off time information

Java Date Time Timestamp

How to immediately see compile errors in project tree of IntelliJ Idea?

Java Intellij Idea Appearance

How to go back in Eclipse?

Java Eclipse

Format file size as MB, GB, etc

Java String Format Numbers

Convert Json Array to normal Java list

Java Android Json

Is Java RegEx case-insensitive?

Java Regex Case Sensitive

How to obtain the last path segment of a URI

Java String Url

Shiro vs. SpringSecurity

Java Spring Spring Security Shiro

Java, Classpath, Classloading => Multiple Versions of the same jar/project

Java Jar Classpath Classloader

How to get HTTP Response Code using Selenium WebDriver

Java Selenium Webdriver Httprequest Httpresponse

Testing Private method using mockito

Java Junit Mockito

Why use JUnit for testing?

Java Unit Testing Junit Tdd

Is there a way to pass JVM args via command line to Maven?

Java Maven Jetty

Difference between WAIT and BLOCKED thread states

Java Multithreading Block Wait

Does .asSet(...) exist in any API?

Java Collections

How to open a new tab using Selenium WebDriver in Java?

Java Selenium Selenium Webdriver Firefox Browser Tab

How to use the same C++ code for Android and iOS?

Java C++Java Native-Interface Cross Platform Objective C++

How to use `string.startsWith()` method ignoring the case?

Java String

Java unchecked: unchecked generic array creation for varargs parameter

Java Generics Variadic Functions

Java 8 functional interface with no arguments and no return value

Java Java 8 Java Stream

Android Studio needs JDK 7 for Android-L mac

Java Android Macos Android Studio

Default fetch type for one-to-one, many-to-one and one-to-many in Hibernate

Java Hibernate Jpa

Is there a Collector that collects to an order-preserving Set?

Java Java 8 Collectors

how to verify a method of a non-mock object is called?

Java Unit Testing Mockito

'Optional.get()' without 'isPresent()' check

Java Java 8 Java Stream Optional

What to use instead of Class.newInstance()?

Java Reflection

What do constructor type arguments mean when placed before the type?

Java Generics Syntax Constructor Generic Type-Argument

How can I resize an image using Java?

Java Image Resize

C# vs Java generics

C#Java Generics Comparison

Best way to define error codes/strings in Java?

Java Enums

Java resource as File

Java Resources Classloader

How to read a single char from the console in Java (as the user types it)?

Java Input Console

Is there a difference between x++ and ++x in java?

Java Syntax Operators Increment

What are all the escape characters?

Java String Escaping

How to color System.out.println output?

Java Colors system.out

String.replaceAll single backslashes with double backslashes

Java Escaping Backslash Replaceall

When to use an assertion and when to use an exception

Java Exception Assertion

ArrayList - how can I check if an index exists?

Java Arraylist

Rounding a double to turn it into an int (java)

Java Double Int Rounding

Does Java have something like C#'s ref and out keywords?

C#Java

What are Transient and Volatile Modifiers?

Java Serialization Storage Modifier

proper hibernate annotation for byte[]

Java Database Hibernate Postgresql Blob

The Guava library: What are its most useful and/or hidden features?

Java Guava

Add a properties file to IntelliJ's classpath

Java Intellij Idea Classpath

console.writeline and System.out.println

Java Io

instanceof Vs getClass( )

Java Class Instanceof

Decompile .smali files on an APK

Java Android Apk Smali

What is the difference between Class.this and this in Java

Java This

How to optimize for-comprehensions and loops in Scala?

Java Performance Scala For Loop While Loop

Embedded MongoDB when running integration tests

Java Mongodb Junit Integration Testing Embedded Database

Why switch is faster than if

Java Switch Statement

Converting String to "Character" array in Java

Java Arrays String Character

Optional Methods in Java Interface

Java Methods Interface

Class Not Found Exception when running JUnit test

Java Eclipse Junit

Does java.util.List.isEmpty() check if the list itself is null?

Java List

What does Provider in JAX-RS mean?

Java Jersey Jax Rs

How to get names of classes inside a jar file?

Java File Class Jar Classloader

Group a list of objects by an attribute

Java List Grouping

Proper usage of Optional.ifPresent()

Java Lambda Java 8 Optional

Why does Java think that the product of all numbers from 10 to 99 is 0?

Java Integer Integer Overflow

Is it necessary to close each nested OutputStream and Writer separately?

Java File Io Outputstream Writer

How to de/serialize an immutable object without default constructor using ObjectMapper?

Java Json

How to convert ZonedDateTime to Date?

Java Java 8 java.util.date Datetime Conversion Zoneddatetime

Difference between a class and object in Kotlin

Java Android Kotlin

A Java API to generate Java source files

Java Eclipse Code Generation

Map implementation with duplicate keys

Java Duplicates Guava Multimap

Truncate a list to a given number of elements

Java Collections

Accessing members of items in a JSONArray with Java

Java Json Arrays

How to handle invalid SSL certificates with Apache HttpClient?

Java Ssl Https Apache Commons-Httpclient

Can you find all classes in a package using reflection?

Java Reflection Packages

How do I programmatically determine operating system in Java?

Java Operating System

How do I count the number of occurrences of a char in a String?

Java String

Overload with different return type in Java?

Java Overloading

Java: Difference between PrintStream and PrintWriter

Java Io Printwriter Printstream

Useful example of a shutdown hook in Java?

Java Shutdown Hook

In Java, is there a way to write a string literal without having to escape quotes?

Java String Escaping

GUI not working after rewriting to MVC

Java Model View-Controller User Interface Swing

Weird Integer boxing in Java

Java Autoboxing

How do you clone a BufferedImage

Java Copy Clone Bufferedimage

AndroidRuntime error: Parcel: unable to marshal value

Java Android

Boolean.hashCode()

Java Boolean Hashcode

Comparison between Mockito vs JMockit - why is Mockito voted better than JMockit?

Java Unit Testing Mocking Mockito Jmockit

Unicode equivalents for \w and \b in Java regular expressions?

Java Regex Unicode Character Properties

String.replaceAll without RegEx

Java

Java Error opening registry key

Java Dll Runtime Registry

How to best position Swing GUIs?

Java Swing User Interface

Does java have a int.tryparse that doesn't throw an exception for bad data?

Java

How to get file size in Java

Java

JPA - Returning an auto generated id after persist()

Java Jpa

CreateProcess error=206, The filename or extension is too long when running main() method

Java Eclipse

Java Singleton and Synchronization

Java Multithreading Synchronization Singleton

Jar Mismatch Found 2 versions of android-support-v4.jar in the dependency list

Java Android Jar

Java: int array initializes with nonzero elements

Java Arrays Jvm Initialization Java 7

How can I read a text file in Android?

Java Android Exception Inputstream

How to remove all white spaces in java

Java String Whitespace

How to get current location in Android

Java Android Gps Geolocation Android Location

exposed beyond app through ClipData.Item.getUri

Java Android

adb devices => no permissions (user in plugdev group; are your udev rules wrong?)

Java Android Linux Adb Android Source

When does System.gc() do something?

Java Garbage Collection

How can I lock a file using java (if possible)

Java File Io

Building executable jar with maven?

Java Eclipse Maven 2 Build Process Executable Jar

returning a Void object

Java Generics Return Value

How to check "hasRole" in Java Code with Spring Security?

Java Spring Security User Roles

What's the use of session.flush() in Hibernate

Java Hibernate Orm

Java Try Catch Finally blocks without Catch

Java Try Catch Finally Try Catch-Finally Try Finally

Usage of @see in JavaDoc?

Java Methods Javadoc

How do I send an HTML email?

Java Email Jakarta Mail

Sorting arraylist in alphabetical order (case insensitive)

Java Sorting Arraylist

Converting Integer to Long

Java Reflection Casting

String to LocalDate

Java Jodatime

Install parent POM without building Child modules

Java Maven Maven 2 pom.xml

List<Map<String, String>> vs List<? extends Map<String, String>>

Java Generics Inheritance Polymorphism

Keystore type: which one to use?

Java Security Ssl Jsse

How can I get the count of milliseconds since midnight for the current?

Java Date Time Milliseconds

How does Spring Data JPA differ from Hibernate for large projects?

Java Spring Hibernate Jpa Spring Data-Jpa

Double decimal formatting in Java

Java Formatting Double Decimal

Parsing JSON array into java.util.List with Gson

Java Json Parsing Gson

How to sort a HashSet?

Java Sorting Collections Set Hashset

What is the difference between static and default methods in a Java interface?

Java Java 8 Interface

What is the basic purpose of @SerializedName annotation in Android using Gson

Java Android Json Gson

Warning equals/hashCode on @Data annotation lombok with inheritance

Java Lombok

Why does the difference between 30 March and 1 March 2020 erroneously give 28 days instead of 29?

Java Date Java 7 Datediff

In Java, are enum types inside a class static?

Java Enums Scope

Why does "split" on an empty string return a non-empty array?

Java Scala

Reading Properties file in Java

Java Properties

Android-java- How to sort a list of objects by a certain value within the object

Java Android Sorting Collections Comparator

Difference between initLoader and restartLoader in LoaderManager

Java Android Android Loadermanager

Is it a good idea to use Google Guava library for Android development?

Java Android Guava

Working Soap client example

Java Web Services Soap

How to create a new java.io.File in memory?

Java File Java Io

Android getting value from selected radiobutton

Java Android Xml

The import android.support cannot be resolved

Java Android Packages Rss Reader

JavaFX and OpenJDK

Java Javafx 2 Javafx Openjdk

Why is package-info.java useful?

Java Maven Checkstyle

Programmatically change log level in Log4j2

Java Log4j2

Why does Maven warn me about encoding?

Java Maven Maven Archetype

javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'

Java Hibernate Validation Maven Hibernate Validator

How to convert an Instant to a date format?

Java Date Datetime Java 8 Simpledateformat

How to set menu to Toolbar in Android

Java Android Xml Android Toolbar Android Menu

.war vs .ear file

Java Jakarta Ee Deployment

Uncatchable ChuckNorrisException

Java Exception Exception Handling Aop

Get generic type of class at runtime

Java Generics Reflection

How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?

Java Jvm Java Native-Interface 64 Bit 32 Bit

Check if at least two out of three booleans are true

Java Boolean Boolean Logic

When should I use File.separator and when File.pathSeparator?

Java File Path Separator

How to center a Window in Java?

Java Swing User Interface Awt

"unmappable character for encoding" warning in Java

Java Encoding Utf 8 Ascii

Determining if an Object is of primitive type

Java Reflection

Remove Elements from a HashSet while Iterating

Java Iteration Hashmap Hashset

How to execute a java .class from the command line

Java

compareTo() vs. equals()

Java String Equals Compareto

Effect of a Bitwise Operator on a Boolean in Java

Java Boolean Bitwise Operators

get string value from HashMap depending on key name

Java Collections Hashmap

Is null an Object?

Java Null

How to configure Eclipse build path to use Maven dependencies?

Java Eclipse Maven 2 Ide M2eclipse

Importing two classes with same name. How to handle?

Java

How to convert a scala.List to a java.util.List?

Java Scala Scala Java-Interop

org.postgresql.util.PSQLException: FATAL: sorry, too many clients already

Java Sql Postgresql Jdbc

try/catch versus throws Exception

Java Exception

How do you Force Garbage Collection from the Shell?

Java Garbage Collection Jmx Jmap

Safe String to BigDecimal conversion

Java Parsing Bigdecimal

What is the difference between persist() and merge() in JPA and Hibernate?

Java Hibernate Jpa Orm Entity

Defining an abstract class without any abstract methods

Java Class Inheritance Methods Abstract

kill -3 to get java thread dump

Java Multithreading Dump

javac error: Class names are only accepted if annotation processing is explicitly requested

Java Javac

Creating Unicode character from its number

Java String Unicode Character

IDEA 10.5 Command line is too long

Java Intellij Idea Testng Classpath

Java's Interface and Haskell's type class: differences and similarities?

Java Haskell Interface Typeclass

Android - Start service on boot

Java Android Broadcastreceiver Intentservice

Android - Setting a Timeout for an AsyncTask?

Java Android Android Asynctask

How to generate JAXB classes from XSD?

Java Jakarta Ee Jaxb

What GUI libraries are the JetBrains using?

Java Swing User Interface Intellij Idea

Why does writeObject throw java.io.NotSerializableException and how do I fix it?

Java Exception Serialization Notserializableexception

The import org.junit cannot be resolved

Java Eclipse

How do I disable fail_on_empty_beans in Jackson?

Java Jackson

In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?

Java Hibernate Validation Bean Validation

How to get UTC+0 date in Java 8?

Java Datetime Java 8 Java Time

What is the difference between PermGen and Metaspace?

Java Java 8 Java 7 Permgen Metaspace

When and why would you use Java's Supplier and Consumer interfaces?

Java Java 8

PSI and index do not match: PSI and index do not match on Android Studio

Java Android Studio Psi

stuck at "Getting org.scala-sbt sbt 0.13.6 ..." when running sbt in terminal

Java Sbt

Is it possible to use VectorDrawable in Buttons and TextViews using android:DrawableRight?

Java Android Android Layout Android Vectordrawable Compound Drawables

Is there any benefit to upgrading Java 7 compiled code to Java 8?

Java Performance Java 8

The type WebMvcConfigurerAdapter is deprecated

Java Spring Spring Mvc

JUnit vs TestNG

Java Testing Junit Testng

Regex for splitting a string using space when not surrounded by single or double quotes

Java Regex Split

Why do some claim that Java's implementation of generics is bad?

Java Generics

Is there a Null OutputStream in Java?

Java Outputstream

Is it possible to make anonymous inner classes in Java static?

Java Syntax Inner Classes

When does Java's Thread.sleep throw InterruptedException?

Java Multithreading Sleep Interrupted Exception Interruption

AtomicInteger lazySet vs. set

Java Concurrency Atomic

What's up with Java's "%n" in printf?

Java Newline Printf

How to cast List<Object> to List<MyClass>

Java Generics Casting

Compiling a java program into an executable

Java Executable Compilation

How do the post increment (i++) and pre increment (++i) operators work in Java?

Java Post Increment Pre Increment

Separation of JUnit classes into special test package?

Java Unit Testing Junit

How do I change the Javadocs template generated in Eclipse?

Java Eclipse Templates Javadoc

Determine file creation date in Java

Java Date Filesystems

How to serialize Joda DateTime with Jackson JSON processor?

Java Json Jodatime Jackson

Get battery level and state in Android

Java Android Battery

How to build a jar using maven, ignoring test results?

Java Testing Maven 2 Jar

Best way to make Java's modulus behave like it should with negative numbers?

Java Modulo Negative Number

How to add test coverage to a private constructor?

Java Testing Code Coverage

How to calculate the running time of my program?

Java Performance

Converting Secret Key into a String and Vice Versa

Java String Encryption

Why is "int i = 2147483647 + 1;" OK, but "byte b = 127 + 1;" is not compilable?

Java Byte Int

How to convert a String into an ArrayList?

Java String Arraylist Converter

How to override equals method in Java

Java Overriding Equals

Is there a stopwatch in Java?

Java Stopwatch Milliseconds

How to update PATH variable permanently from Windows command line?

Java Windows Cmd Path

How do I get into a non-password protected Java keystore or change the password?

Java Keystore Keytool Atlassian Fisheye

Calling Python in Java?

Java Python Jython

How to initialize all the elements of an array to any specific value in java

Java Arrays

Load RSA public key from file

Java Openssl Rsa

java.sql.SQLException: - ORA-01000: maximum open cursors exceeded

Java Oracle Jdbc

How to create Java gradle project

Java Gradle

Hide Utility Class Constructor : Utility classes should not have a public or default constructor

Java Constructor Sonarqube

Gradle to execute Java class (without modifying build.gradle)

Java Gradle Execution

"aapt" IOException error=2, No such file or directory" why can't I build my gradle on jenkins?

Java Android Jenkins Gradle Aapt

"Cannot start compilation: the output path is not specified for module..."

Java Intellij Idea Gradle Intellij 13

What is the use of the @Temporal annotation in Hibernate?

Java Hibernate

Calling a @Bean annotated method in Spring java configuration

Java Spring Cglib

Gradle - no main manifest attribute

Java Gradle Jar

Ubuntu: OpenJDK 8 - Unable to locate package

Java Linux Ubuntu

Unsupported major.minor version 52.0 in my app

Java Android Maven Plugin

Java thread executing remainder operation in a loop blocks all other threads

Java Multithreading

Spring-boot default profile for integration tests

Java Spring Spring Boot

Returning JSON object as response in Spring Boot

Java Json Spring Boot Response

Best GUI designer for eclipse?

Java Eclipse Swing Gui Designer

Different dependencies for different build profiles

Java Maven 2 Build Process Dependencies

What does PermGen actually stand for?

Java Permgen

How do I make an http request using cookies on Android?

Java Android Http Url Cookies

Hibernate Error: org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session

Java Hibernate Orm

How do you automate Javascript minification for your Java web applications?

Java Javascript Automation Minify

Java Persistence / JPA: @Column vs @Basic

Java Jpa Persistence

Overloaded method selection based on the parameter's real type

Java Oop

Java: PrintStream to String?

Java String Printstream

Environment variable to control java.io.tmpdir?

Java Configuration Environment Variables Temp

What is the Java string pool and how is "s" different from new String("s")?

Java String

How to get Locale from its String representation in Java?

Java Locale

In laymans terms, what does 'static' mean in Java?

Java Static Reference

How to map calculated properties with JPA and Hibernate

Java Hibernate Jpa Orm Hibernate Mapping

How to specify maven's distributionManagement organisation wide?

Java Maven Deployment Maven 2 Nexus

How to make System.out.println() shorter

Java

Send email using java

Java Email

What are the big improvements between guava and apache equivalent libraries?

Java Apache Commons Guava

How to open the default webbrowser using java

Java

JPA JoinColumn vs mappedBy

Java Hibernate Jpa Orm

Is there anything like .NET's NotImplementedException in Java?

Java .Net Exception

Why is there no SortedList in Java?

Java Sorting Collections

Java 8 Distinct by property

Java Collections Java 8 Java Stream Distinct Values

View's getWidth() and getHeight() returns 0

Java Android Android Layout Getter

Why does Math.round(0.49999999999999994) return 1?

Java Floating Point Double Rounding

When would you use the Builder Pattern?

Java Design Patterns Builder

ArithmeticException: "Non-terminating decimal expansion; no exact representable decimal result"

Java Bigdecimal Arithmeticexception

Multiple line code example in Javadoc comment

Java Html Javadoc

How to do the equivalent of pass by reference for primitives in Java

Java Pass by-Reference

How to use conditional breakpoint in Eclipse?

Java Eclipse Debugging Conditional Breakpoint

Unable to execute dex: Multiple dex files define

Java Android

Return a value from AsyncTask in Android

Java Android Asynchronous Android Asynctask Return

Is the ternary operator faster than an "if" condition in Java

Java Performance Optimization

Why would iterating over a List be faster than indexing through it?

Java List Iterator

What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?

Java Hibernate Jpa Cascading Deletes Orphan Removal

Multiple GSON @SerializedName per field?

Java Json Gson

JsonParseException : Illegal unquoted character ((CTRL-CHAR, code 10)

Java Json Character Encoding Apache Httpclient-4.x

How can I get stock quotes using Google Finance API?

Java Php Javascript Google Api Google Finance

Get Mouse Position

Java Mouse

Evaluate if list is empty JSTL

Java Jsp Jstl

Suppress deprecated import warning in Java

Java Import Deprecated Suppress Warnings

Convert JSON style properties names to Java CamelCase names with GSON

Java Json Gson Camelcasing

In Java, what does NaN mean?

Java Nan

Send an Array with an HTTP Get

Java Http Gwt Arrays

PreparedStatement with list of parameters in a IN clause

Java Jdbc Prepared Statement In Clause

Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreate it?

Java Linux Jar

Apache POI Excel - how to configure columns to be expanded?

Java Excel Expand Apache Poi

Weird "[]" after Java method signature

Java Arrays Syntax

Difference between an application server and a servlet container?

Java Jakarta Ee Terminology Application Server

Is there a Mutex in Java?

Java Mutex Semaphore java.util.concurrent Concurrent Programming

Didn't Java once have a Pair class?

Java

javac : command not found

Java Compilation Centos Javac

Is Random class thread safe?

Java Multithreading Random Thread Safety

What's the point of Spring MVC's DelegatingFilterProxy?

Java Spring Spring Mvc Spring Security

How do I configure Maven for offline development?

Java Maven Offline

How to access parameters in a RESTful POST method

Java Web Services Rest Jersey Jax Rs

Java reflection - impact of setAccessible(true)

Java Reflection

How can I change Mac OS's default Java VM returned from /usr/libexec/java_home

Java Macos Java Home

Create a List of primitive int?

Java List Generics Collections

Transform Java Future into a CompletableFuture

Java Java 8 Future

Using ADB to capture the screen

Java Android Adb Screenshot

rJava load error in RStudio/R after "upgrading" to OSX Yosemite

Java R Rstudio Rjava Macos High-Sierra

Kotlin: Equivalent of getClass() for KClass

Java Class Kotlin

Eclipse No tests found using JUnit 5 caused by NoClassDefFoundError for LauncherFactory

Java Eclipse Junit Junit5

Using Regex to generate Strings rather than match them

Java Regex

Why is spawning threads in Java EE container discouraged?

Java Multithreading Jakarta Ee

Java split() method strips empty strings at the end?

Java Split

error upon assigning Layout: BoxLayout can't be shared

Java Swing Layout Boxlayout

Why is Multiple Inheritance not allowed in Java or C#?

C#Java Language Design Multiple Inheritance

Sorting an ArrayList of objects using a custom sorting order

Java Sorting Collections Arraylist

How to read integer value from the standard input in Java

Java Io

What is resource-ref in web.xml used for?

Java web.xml Resource Ref

How to print formatted BigDecimal values?

Java Formatting Bigdecimal Number Formatting

How can I "pretty print" a Duration in Java?

Java Datetime Date Time

static allocation in java - heap, stack and permanent generation

Java Static Memory Management Permanent Generation

What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic?

Java Eclipse Jakarta Ee

Correct use of flush() in JPA/Hibernate

Java Hibernate Jpa Transactions Persistence

Is it possible to read the value of a annotation in java?

Java Annotations Getter Setter Java 6

Is volatile expensive?

Java Memory Management Concurrency Volatile

Indexes of all occurrences of character in a string

Java Loops Indexing Character

JPA: what is the proper pattern for iterating over large result sets?

Java Hibernate Jpa

How do I use a custom Serializer with Jackson?

Java Json Serialization Jackson

Any implementation of Ordered Set in Java?

Java Collections Set

How to drive C#, C++ or Java compiler to compute 1+2+3+...+1000 at compile time?

C#Java C++Compiler Construction Metaprogramming

ContextLoaderListener or not?

Java Spring Servlets Dependency Injection

when I run mockito test occurs WrongTypeOfReturnValue Exception

Java Mockito

Convert hex string to int

Java Hex

Eclipse "Error: Could not find or load main class"

Java Eclipse Git Jar Classpath

count members with jsonpath?

Java Spring Testing Jsonpath Spring Test-Mvc

List of all special characters that need to be escaped in a regex

Java Regex

java.lang.NoClassDefFoundError: org/hamcrest/SelfDescribing

Java Eclipse Junit Noclassdeffounderror Hamcrest

Java "user.dir" property - what exactly does it mean?

Java

How create Date Object with values in java

Java Date

Multiple RunWith Statements in jUnit

Java Unit Testing Junit

Spring Boot default H2 jdbc connection (and H2 console)

Java Spring Spring Boot H2 Spring Jdbc

How to create an instance of anonymous interface in Kotlin?

Java Lambda Kotlin Anonymous

How to install the JDK on Ubuntu Linux

Java Ubuntu

How to determine an object's class?

Java Inheritance

Does Java have support for multiline strings?

Java String Multiline

Can enums be subclassed to add new elements?

Java Enums

Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?

Java Macos

What is this date format? 2011-08-12T20:17:46.384Z

Java Date Time Format Simpledateformat

Java 8 Lambda function that throws exception?

Java Lambda Java 8

Android Room Database: How to handle Arraylist in an Entity?

Java Android Android Room

Do lambda expressions have any use other than saving lines of code?

Java Lambda Java 8

unrecognized Attribute name MODULE (class com.sun.tools.javac.util.SharedNameTable$NameImpl)

Java Android Kotlin Gradle

Build Eclipse Java Project from Command Line

Java Eclipse Command Line

How to sort a HashMap in Java

Java Sorting Hashmap

What is the idiomatic way to compose a URL or URI in Java?

Java Url

How can I catch all the exceptions that will be thrown through reading and writing a file?

Java Exception File Exception Handling

Java: How to Indent XML Generated by Transformer

Java Xml Transform Indentation

Modify request parameter with servlet filter

Java Servlet Filters

Real World Use of Zookeeper

Java Configuration Apache Zookeeper Distributed

Showing a Spring transaction in log

Java Spring Transactional

How to synchronize a static variable among threads running different instances of a class in Java?

Java Multithreading Synchronization Class Object

When to use Comparable and Comparator

Java Comparator Comparable

What's the difference between compiled and interpreted language?

Java Javascript Programming Languages

How to add parameters to a HTTP GET request in Android?

Java Android Http Get

Java Generics: Cannot cast List<SubClass> to List<SuperClass>?

Java Generics

String replacement in java, similar to a velocity template

Java String Reflection Velocity

org.hibernate.MappingException: Could not determine type for: java.util.List, at table: College, for columns: [org.hibernate.mapping.Column(students)]

Java Hibernate Orm

What is an initialization block?

Java Constructor Initialization Initialization Block

Java: Class.this

Java Class This

Why are the Level.FINE logging messages not showing?

Java Logging java.util.logging

Java Immutable Collections

Java Collections Immutability

Any idea why I need to cast an integer literal to (int) here?

Java Syntax Casting

How can I change the EditText text without triggering the Text Watcher?

Java Android Event Handling Infinite Loop

JFrame in full screen Java

Java Swing Fullscreen

Why is "throws Exception" necessary when calling a function?

Java Exception Handling Unhandled Exception Throws Checked Exceptions

Android ListView headers

Java Android Listview Header Android Arrayadapter

read complete file without using loop in java

Java File Io

Intellij IDEA. Hide .iml files

Java Intellij Idea

Getting request payload from POST request in Java servlet

Java Http Servlets Post

How can I make a JUnit test wait?

Java Junit Thread Safety

Difference between class and type

Java Class Types

Check and extract a number from a String in Java

Java Regex String

How to extract IP Address in Spring MVC Controller get call?

Java Spring Mvc Ip Address

Can you add a custom message to AssertJ assertThat?

Java Unit Testing Junit Assertj

org.codehaus.jackson versus com.fasterxml.jackson.core

Java Json Jackson

Null check chain vs catching NullPointerException

Java Exception Nullpointerexception Null Custom Error-Handling

Can't make Jackson and Lombok work together

Java Netbeans Jackson Lombok

Sorting a list with stream.sorted() in Java

Java List Sorting Java Stream

How to downgrade Java from 9 to 8 on a MACOS. Eclipse is not running with Java 9

Java Eclipse

FATAL EXCEPTION: Firebase-Messaging-Intent-Handle -- java.lang.NoClassDefFoundError

Java Android Firebase Firebase Cloud-Messaging Prelaunch

Java lib or app to convert CSV to XML file?

Java Xml Csv Data Conversion

Why can't enum's constructor access static fields?

Java Enums

JPA eager fetch does not join

Java Hibernate Jpa Join

Does a finally block always run?

Java Finally

How to store date/time and timestamps in UTC time zone with JPA and Hibernate

Java Hibernate Datetime Jpa Timezone

JSF backing bean structure (best practices)

Java Jsf

Java client certificates over HTTPS/SSL

Java Ssl Jsse Sslhandshakeexception

Can I replace groups in Java regex?

Java Regex Replace Regex Group

What are the differences between BDD frameworks for Java?

Java Bdd

LinkedBlockingQueue vs ConcurrentLinkedQueue

Java Multithreading Data Structures Concurrency Queue

java.util.regex - importance of Pattern.compile()?

Java Regex

Hibernate Criteria returns children multiple times with FetchType.EAGER

Java Hibernate

How to get String Array from arrays.xml file

Java Android Arrays

How to gracefully handle the SIGKILL signal in Java

Java Sigkill

How to establish a connection pool in JDBC?

Java Jdbc Connection Pooling

Circular dependency in Spring

Java Spring

Storing integer values as constants in Enum manner in java

Java Enums Constants

Differences in boolean operators: & vs && and | vs ||

Java Bitwise Operators Logical Operators Boolean Logic

XML schema or DTD for logback.xml?

Java Xsd Logback Dtd Xml

Most efficient conversion of ResultSet to JSON?

Java Sql Json Resultset

Convert String[] to comma separated string in java

Java

Can a program depend on a library during compilation but not runtime?

Java Build Process Runtime Compile Time

how to convert milliseconds to date format in android?

Java Android Android Date Date

Java using enum with switch statement

Java Enums Switch Statement

How to create and handle composite primary key in JPA

Java Jakarta Ee Jpa Composite Primary-Key

How to maintain a Unique List in Java?

Java List Distinct Values

Why do I need Transaction in Hibernate for read-only operations?

Java Database Hibernate Transactions Database Connection

IntelliJ not recognizing a particular file correctly, instead it's stuck as a text file

Java Intellij Idea Freemarker File Type

When does System.getProperty("java.io.tmpdir") return "c:\temp"

Java Windows Tempdir

Should JAVA_HOME point to JDK or JRE?

Java Ant Java Home

@Autowired and static method

Java Spring Static Autowired

Android: how to hide ActionBar on certain activities

Java Android Android Actionbar

invalid target release: 1.7

Java Maven Java 7

How to give System property to my test via Gradle and -D

Java Testing Gradle

Java8 Lambdas vs Anonymous classes

Java Lambda Java 8 Anonymous Class

Why java.util.Optional is not Serializable, how to serialize the object with such fields

Java Serialization Java 8 Optional

javax.websocket client simple example

Java Websocket

What does lambda with 2 arrows mean in Java 8?

Java Lambda Java 8 Currying

download a file from Spring boot rest service

Java Spring Rest

java.lang.IllegalArgumentException: No converter found for return value of type

Java Spring Spring Boot Jackson

Jvm takes a long time to resolve ip-address for localhost

Java Scala Jvm Localhost Macos Sierra

How do I format a number in Java?

Java Number Formatting

How do you get the length of a list in the JSF expression language?

Java Jsp Jsf Jstl El

Managing constructors with many parameters in Java

Java

How do you Programmatically Download a Webpage in Java

Java Http Compression

When to catch java.lang.Error?

Java Exception Error Handling Exception Handling

What is the difference between compare() and compareTo()?

Java

Why does Math.floor return a double?

Java Math Types

How do you get the "object reference" of an object in java when toString() and hashCode() have been overridden?

Java Object Hashcode

How to get image height and width using java?

Java javax.imageio

Why is Hibernate Open Session in View considered a bad practice?

Java Hibernate Jpa Lazy Loading Open Session-in-View

Byte order mark screws up file reading in Java

Java Utf 8 Byte Order-Mark

Does Java have a using statement?

Java Hibernate Using Statement

Are there inline functions in java?

Java Inline Code

How to properly override clone method?

Java Clone Cloning Cloneable

Setting log level of message at runtime in slf4j

Java Logging Log4j Slf4j

Distributed sequence number generation?

Java Apache Zookeeper Sequences

Why does Hibernate require no argument constructor?

Java Hibernate Orm Factory Pattern

How to get the current loop index when using Iterator?

Java Iterator

Why does Android use Java?

Java Android

How to use the toString method in Java?

Java

Preferred way of loading resources in Java

Java Resources

How do you stop Console from popping up automatically in Eclipse

Java Eclipse

How to parse date string to Date?

Java Date Format

How can I include raw JSON in an object using Jackson?

Java Json Inner Classes Jackson

Android List Preferences: have summary as selected value?

Java Android

How to iterate over the files of a certain directory, in Java?

Java File Directory

What is reflection and why is it useful?

Java Reflection Terminology

What's the difference between @Component, @Repository & @Service annotations in Spring?

Java Spring Spring Mvc Annotations

How do I declare and initialize an array in Java?

Java Arrays

"implements Runnable" vs "extends Thread" in Java

Java Multithreading Runnable Implements Java Threads

How to get an enum value from a string value in Java

Java Enums

What's the simplest way to print a Java array?

Java Arrays Printing

How to split a string with any whitespace chars as delimiters

Java String Whitespace Split

Convert Set to List without creating new List

Java Performance List Set

How to convert Java String into byte[]?

Java Arrays String

How do I get a platform-dependent new line character?

Java Cross Platform Newline Eol

How to nicely format floating numbers to string without unnecessary decimal 0's

Java String Floating Point Format Double

Why do I get an UnsupportedOperationException when trying to remove an element from a List?

Java Exception List Arraylist

What are enums and why are they useful?

Java Enums

Error - trustAnchors parameter must be non-empty

Java Hudson Jakarta Mail Jenkins

Converting between java.time.LocalDateTime and java.util.Date

Java Datetime Java 8 Java Time

Eclipse: Set maximum line length for auto formatting?

Java Eclipse Formatting Ide

Does Java support structs?

Java Data Structures

Calling static generic methods

Java Generics Static Type Inference

Encoding URL query parameters in Java

Java Urlencode

Optimising Android application before release

Java Android Optimization

Common elements in two lists

Java Arraylist Element

Create a File object in memory from a string in Java

Java File File Io

BigDecimal - to use new or valueOf

Java Bigdecimal

builder for HashMap

Java Collections Guava

What's the best practice to round a float to 2 decimals?

Java Android Math

How to write multiple line property value using PropertiesConfiguration?

Java Properties Apache Commons-Config

Why is the month changed to 50 after I added 10 minutes?

Java Date Calendar Simpledateformat java.util.date

Java: When is a static initialization block useful?

Java Static Initialization

Difference between JSONObject and JSONArray

Java Android Json Arrays

Transaction isolation levels relation with locks on table

Java Transactions Isolation Level

How to get absolute path to file in /resources folder of your project

Java Maven File Resources

Spring get current ApplicationContext

Java Spring Spring Mvc Servlets

What are "sugar", "desugar" terms in context of Java 8?

Java Semantics Java 8

NullPointerException accessing views in onCreate()

Java Android Android Fragments Nullpointerexception

How to get response body using HttpURLConnection, when code other than 2xx is returned?

Java Http Httpurlconnection

How to import android project as library and NOT compile it as apk (Android studio 1.0)

Java Android Gradle Android Studio build.gradle

Java, How to get number of messages in a topic in apache kafka

Java Messages Apache Kafka

java.util.Objects.isNull vs object == null

Java Java 8 Compare

Gradle - Error Could not find method implementation() for arguments [com.android.support:appcompat-v7:26.0.0]

Java Android Android Studio Android Gradle-Plugin

For what value of i does while (i == i + 1) {} loop forever?

Java Loops Types

Eclipse - "Incompatible JVM. Version 1.8.0_261 of the JVM is not suitable for this product. Version: 11 or greater is required"

Java Eclipse

Java Annotations

Java Annotations Glossary

What's the best way to distribute Java applications?

Java Installation Jar Software Distribution

C++ performance vs. Java/C#

C#Java C++Performance Bytecode

JUnit: how to avoid "no runnable methods" in test utils classes

Java Ant Junit Testing

What do I return if the return type of a method is Void? (Not void!)

Java Generics Void

How to wait for a number of threads to complete?

Java Multithreading Parallel Processing Wait

Java Class.cast() vs. cast operator

Java Generics Casting Compiler Warnings

Use JNI instead of JNA to call native code?

Java Java Native-Interface Native Jna

How to get all enum values in Java?

Java Enums

Hash String via SHA-256 in Java

Java Bouncycastle Sha256 Jce

How to get current working directory in Java?

Java Path Working Directory

Why do Java webapps use .do extension? Where did it come from?

Java Servlets Web Applications

How do I get a file's directory using the File object?

Java File

"loop:" in Java code. What is this, and why does it compile?

Java Labeled Statements

how to read System environment variable in Spring applicationContext

Java Spring Environment Variables

Using "this" with class name

Java Android This

How default .equals and .hashCode will work for my classes?

Java Object Equals Hashcode Equality

Wrapping null-returning method in Java with Option in Scala?

Java Scala Scala Option

Bamboo Vs. Hudson(a.k.a. Jenkins) vs Any other CI systems

Java Continuous Integration Hudson Bamboo

Getting the parameters of a running JVM

Java Jvm

JPanel Padding in Java

Java Swing Formatting Jpanel

Java rounding up to an int using Math.ceil

Java Math

Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0

Java Spring Jdbctemplate

Best way to compare dates in Android

Java Android Datetime

Static fields on a null reference in Java

Java Static

How should I escape commas and speech marks in CSV files so they work in Excel?

Java Excel Csv Special Characters

Java: How to set Precision for double value?

Java

HashMap and int as key

Java Hashmap

Java regex capturing groups indexes

Java Regex

What's the difference between Spring Data's MongoTemplate and MongoRepository?

Java Spring Mongodb Spring Data Spring Data-Mongodb

How to get a index value from foreach loop in jstl

Java Jsp For Loop Foreach Jstl

How to run JUnit tests with Gradle?

Java Gradle Junit4 build.gradle

Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined

Java Eclipse Google App-Engine

Calendar.getInstance(TimeZone.getTimeZone("UTC")) is not returning UTC time

Java

Can't choose class as main class in IntelliJ

Java Intellij Idea

Using PowerMockito.whenNew() is not getting mocked and original method is called

Java Junit Mockito Powermock

Spring 4 vs Jersey for REST web services

Java Spring Web Services Rest Spring Mvc

Group by multiple field names in java 8

Java Java 8

Java 8 default methods as traits : safe?

Java Java 8 Traits Default Method

What is the --release flag in the Java 9 compiler?

Java Javac Java 9

android:exported needs to be explicitly specified for <activity>. Apps targeting Android 12 and higher are required to specify

Java Android Kotlin Android Manifest Android 12

shortcut for creating a Map from a List in groovy?

Java Collections Groovy Expandometaclass

In Maven 2, how do I know from which dependency comes a transitive dependency?

Java Maven 2 Build Process

Java Generics (Wildcards)

Java Generics Bounded Wildcard

Is there any performance reason to declare method parameters final in Java?

Java Performance Final

JSP : JSTL's <c:out> tag

Java Jsp Jstl Tags

Interfaces with static fields in java for sharing 'constants'

Java

Cleanest way to build an SQL string in Java

Java Sql Oracle String

Best practices for exception management in Java or C#

C#Java Exception Error Handling

Is there a difference between single and double quotes in Java?

Java Syntax

Why Java needs Serializable interface?

Java Serialization

Can a java file have more than one class?

Java Class

Why is the clone() method protected in java.lang.Object?

Java Oop Clone

What's Alternative to Singleton

Java Design Patterns Singleton

leiningen - how to add dependencies for local jars?

Java Build Clojure Maven Leiningen

Use of class definitions inside a method in Java

Java Class Local Class

How can I validate two or more fields in combination?

Java Jpa Jpa 2.0 Bean Validation

Android: How to stretch an image to the screen width while maintaining aspect ratio?

Java Android Layout

Tomcat - CATALINA_BASE and CATALINA_HOME variables

Java Tomcat Environment Variables

What is the default access specifier in Java?

Java Access Specifier

JNI converting jstring to char *

Java Java Native-Interface

RESTful on Play! framework

Java Rest Jersey Restlet Playframework

How to manually set an authenticated user in Spring Security / SpringMVC

Java Authentication Spring Mvc Spring Security

Java, List only subdirectories from a directory, not files

Java File

Init method in Spring Controller (annotation version)

Java Spring Annotations Controller

Auto code completion on Eclipse

Java Eclipse

PatternSyntaxException: Illegal Repetition when using regex in Java

Java Regex Matcher

Java logical operator short-circuiting

Java Logical Operators

Difference between validate(), revalidate() and invalidate() in Swing GUI

Java Swing User Interface

Is there a way to instantiate a class by name in Java?

Java String Object Instantiation

After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31

Java Macos Maven Java 7

How to read json file into java with simple JSON library

Java Json Parsing Json Simple

How to convert FileInputStream to InputStream?

Java Fileinputstream

Round a double to 2 decimal places

Java Double Rounding

How does autowiring work in Spring?

Java Spring Spring Mvc Ioc Container Autowired

How to make an Android device vibrate? with different frequency?

Java Android Kotlin Vibration Android Vibration

Convert java.util.Date to java.time.LocalDate

Java Datetime Java 8 Java Time

Why doesn't Java allow overriding of static methods?

Java Static Overriding Static Methods

How to compare the performance of Android Apps written in Java and Xamarin C#? Anyway to check quantitative data (code & results)

C#Java Android Xamarin Dot42

IllegalArgumentException or NullPointerException for a null parameter?

Java Exception Null Nullpointerexception Illegalargumentexception

How to call a SOAP web service on Android

Java Android Web Services Soap Wsdl

Where does the @Transactional annotation belong?

Java Spring Annotations Transactions Dao

How to remove the last character from a string?

Java String

How to for each the hashmap?

Java

String.equals versus ==

Java String

How to convert an Iterator to a Stream?

Java Iterator Java 8

How to obtain the location of cacerts of the default java installation?

Java Security

@UniqueConstraint and @Column(unique = true) in hibernate annotation

Java Hibernate Hibernate Annotations

Initial bytes incorrect after Java AES/CBC decryption

Java Encryption Aes

Static method behavior in multi-threaded environment in java

Java Multithreading Static Methods

Technically what is the main difference between Oracle JDK and OpenJDK?

Java Linux Java 7

How to find the duration of difference between two dates in java?

Java Date Arithmetic

Best approach to converting Boolean object to string in java

Java Boolean

Return from lambda forEach() in java

Java Foreach Lambda Java 8 Return Type

Understanding spring @Configuration class

Java Spring Configuration Autowired

java.lang.IllegalArgumentException: AppCompat does not support the current theme features

Java Android Eclipse Android Studio

How to check permission in fragment

Java Android Kotlin Android Fragments Android Permissions

Extend and implement at the same time in Kotlin

Java Kotlin

Method org.postgresql.jdbc.PgConnection.createClob() is not yet implemented

Java Spring Boot

What code analysis tools do you use for your Java projects?

Java Code Coverage Static Analysis

Light weight alternative to Hibernate?

Java Database Hibernate Sqlite

What's Up with Logging in Java?

Java Logging Log4j Logback Slf4j

Running junit tests in parallel in a Maven build?

Java Maven Junit

Looking for simple Java in-memory cache

Java Caching

How to determine if binary tree is balanced?

Java Algorithm Data Structures Binary Tree

What is mutex and semaphore in Java ? What is the main difference?

Java Multithreading Concurrency Mutex Semaphore

Why must jUnit's fixtureSetup be static?

Java Junit

Newline in JLabel

Java User Interface Swing Formatting Jlabel

Convert a JSON string to object in Java ME?

Java Json Java Me Serialization

How to change JFrame icon

Java Swing Jframe Icons

Java dynamic array sizes?

Java

What is a covariant return type?

Java Oop Covariance

Why doesn't the JVM cache JIT compiled code?

Java Caching Jvm Compilation Jit

Strings are objects in Java, so why don't we use 'new' to create them?

Java String Core New Operator

Get size of folder or file

Java Filesystems

How many spaces will Java String.trim() remove?

Java String Trim

How do I make my string comparison case-insensitive?

Java String Comparison Case Insensitive

No tests found with test runner 'JUnit 4'

Java Eclipse Junit Junit4

Variable length (Dynamic) Arrays in Java

Java Arrays Dynamic Arraylist

How can I use "." as the delimiter with String.split() in java

Java String Split

JUnit tests pass in Eclipse but fail in Maven Surefire

Java Spring Maven 2 Surefire Spring Test

What is this: [Ljava.lang.Object;?

Java Arrays Class Tostring

Access to private inherited fields via reflection in Java

Java Reflection Inheritance Private Members

Comparing two .jar files

Java Jar Comparison Diff

How can I get the session object if I have the entity-manager?

Java Hibernate Jpa Hibernate Entitymanager

How to check if a char is equal to an empty space?

Java Char Whitespace

How do HashTables deal with collisions?

Java Hashtable Collision Detection

FileNotFoundException while getting the InputStream object from HttpURLConnection

Java Inputstream Httpurlconnection Filenotfoundexception

Add custom headers to WebView resource requests - android

Java Android Webkit Android Webview

Android REST client, Sample?

Java Android Rest

Typical .gitignore file for an Android app

Java Android Eclipse Git Gitignore

When NOT to call super() method when overriding?

Java Android Overriding

Is it possible in Java to catch two exceptions in the same catch block?

Java Exception Handling Try Catch

How to set environment variable or system property in spring tests?

Java Spring Environment Variables Spring Test

Generate fixed length Strings filled with whitespaces

Java String Formatting

java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F...'

Java Mysql Encoding Character Encoding Sqlexception

Manipulating an Access database from Java without ODBC

Java Ms Access Ucanaccess

Lambda Expression and generic defined only in method

Java Generics Lambda Java 8

"File not found" when running new LibGDX project

Java Libgdx

Java or Python for Natural Language Processing

Java Python Nlp

How to customise the Jackson JSON mapper implicitly used by Spring Boot?

Java Spring Spring Mvc Jackson Spring Boot

How to specify the JDK version in Android Studio?

Java Android Gradle Directory Structure

How can I create an array in Kotlin like in Java by just providing a size?

Java Arrays Arraylist Kotlin

Failed to run sdkmanager --list with Java 9

Java Android Android Sdk-Tools Java 9 Android Sdk-Manager

Loading a properties file from Java package

Java Properties File

Iterating over Java collections in Scala

Java Scala Collections Scala Java-Interop

Java "params" in method signature?

Java Variadic Functions Params Method Declaration

Is it OK to use == on enums in Java?

Java Syntax Enums

Java: Detect duplicates in ArrayList?

Java Arrays Arraylist Duplicates

How do I run a batch file from my Java Application?

Java Batch File runtime.exec

Does setting Java objects to null do anything anymore?

Java Garbage Collection Performance

Convert float to double without losing precision

Java Floating Point Double

Converting A String To Hexadecimal In Java

Java String Hex

Cannot issue data manipulation statements with executeQuery()

Java Mysql Jdbc

Is there a Java equivalent to C#'s 'yield' keyword?

Java Yield Yield Return

Pros and cons of Java rules engines

Java Drools Rule Engine Jess Jrules

Why not abstract fields?

Java Oop Methods Field Abstract

Getting value of public static final field/property of a class in Java via reflection

Java Reflection Static Final

How to bundle a native library and a JNI library inside a JAR?

Java Jar Clojure Java Native-Interface Tokyo Cabinet

Spring: how do I inject an HttpServletRequest into a request-scoped bean?

Java Spring Servlets

What is the fastest way to compare two sets in Java?

Java Performance Set

Can "this" ever be null in Java?

Java This

Regexp Java for password validation

Java Regex

What do we mean by Byte array?

Java Arrays Computer Science

Most efficient way to make the first character of a String lower case?

Java String Performance Optimization

Can we have multiline comments in a Java properties file?

Java Properties Comments

Why java classes do not inherit annotations from implemented interfaces?

Java Inheritance Interface Annotations

Combine multiple Collections into a single logical Collection?

Java Collections Guava

How can I calculate a time difference in Java?

Java

Retrieving a random item from ArrayList

Java Arraylist Random

Force point (".") as decimal separator in java

Java Formatting Double

Android preferences onclick event

Java Android Android Preferences

Playing .mp3 and .wav in Java?

Java Audio Mp3 Wav

How to solve javax.net.ssl.SSLHandshakeException Error?

Java Servlets Paypal Vpn Sslhandshakeexception

Convert String to equivalent Enum value

Java Enums

How can I count the number of matches for a regex?

Java Regex

How to round up integer division and have int result in Java?

Java Math Types Formatting

How can I reference the value of a final static field in the class?

Java Documentation Javadoc

Cannot instantiate the type List<Product>

Java List Initialization Ejb

PowerMockito mock single static method and return object

Java Jakarta Ee Mockito Easymock Powermock

Amazon S3 upload file and get URL

Java Amazon S3 Amazon Web-Services

Deprecated ManagedQuery() issue

Java Android Deprecated

How to avoid "StaleElementReferenceException" in Selenium?

Java Selenium Webdriver Testing

Getting all names in an enum as a String[]

Java Arrays Enums

How to do a SOAP Web Service call from Java class?

Java Web Services Soap Jax Ws Saaj

Creating java date object from year,month,day

Java Date Time Calendar

How to find an object in an ArrayList by property

Java Arraylist Collections

Java Enum Methods - return opposite direction enum

Java Enums Enumeration

Transaction marked as rollback only: How do I find the cause

Java Spring Hibernate Jpa Transactions

How to create JSON Object using String?

Java Android Json

How can I convert my Java program to an .exe file?

Java Installation Exe

How do I "decompile" Java class files?

Java Decompiler

Where to get "UTF-8" string literal in Java?

Java

In Java, how do I check if a string contains a substring (ignoring case)?

Java String Substring

Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags

Java Hibernate Jpa One to-Many Bag

Java Class that implements Map and keeps insertion order?

Java Dictionary Key Value

How do I get the file extension of a file in Java?

Java File Io

Why should Java 8's Optional not be used in arguments

Java Java 8 Optional

String concatenation: concat() vs "+" operator

Java String Concatenation

Reverse a string in Java

Java String

Add leading zeroes to number in Java?

Java

Getting a File's MD5 Checksum in Java

Java Md5 Checksum

How do I remove repeated elements from ArrayList?

Java List Collections Arraylist Duplicates

Spring Data JPA find by embedded object property

Java Spring Jpa Spring Data Spring Data-Jpa

Java 8 Stream with batch processing

Java Java 8 Batch Processing Java Stream

How do I avoid a useless return in a Java method?

Java

How to clear react-native cache?

Javascript Java Android Reactjs React Native

How can I fix "unsupported class file major version 60" in IntelliJ IDEA?

Java Ubuntu Intellij Idea Groovy

Converting List<Integer> to List<String>

Java String Collections Integer

Is there a macro recorder for Eclipse?

Java Eclipse Ide Editor Macros

Java equivalent of unsigned long long?

Java Unsigned Primitive Unsigned Long-Long-Int

"No X11 DISPLAY variable" - what does it mean?

Java Linux Variables X11 Headless

How do I create a right click context menu in Java Swing?

Java Swing Contextmenu Jpopupmenu

Current time in microseconds in java

Java Timestamp

Best Java obfuscator?

Java Obfuscation

Catching java.lang.OutOfMemoryError?

Java Try Catch Out of-Memory

Why is Go so slow (compared to Java)?

Java Performance Go Benchmarking

Mockito How to mock only the call of a method of the superclass

Java Mockito

Input and Output binary streams using JERSEY?

Java Jersey Jax Rs

When does static class initialization happen?

Java Static Initialization

Java: Equivalent of Python's range(int, int)?

Java Python

Compile time vs Run time Dependency - Java

Java Runtime Classpath Compile Time

Closing JDBC Connections in Pool

Java Mysql Jdbc Connection Pooling

Conveniently map between enum and int / String

Java Enums Coding Style

javax.xml.bind.UnmarshalException: unexpected element (uri:"", local:"Group")

Java Xml Jaxb

Environment Variable with Maven

Java Maven Environment Variables

How do I set cell value to Date and apply default Excel date format?

Java Date Apache Poi

Is it a bad practice to catch Throwable?

Java Exception Handling Throwable

How can I show ellipses on my TextView if it is greater than the 1 line?

Java Android Android Linearlayout Textview

How to do an instanceof check with Scala(Test)

Java Scala Junit Scalatest

How to check if a string starts with one of several prefixes?

Java String If Statement

CATALINA_OPTS vs JAVA_OPTS - What is the difference?

Java Tomcat Jvm Tomcat6

How do I put all required JAR files in a library folder inside the final JAR file with Maven?

Java Maven Jar Build Process Classloader

How to convert TimeStamp to Date in Java?

Java Date Jdbc Timestamp

Java boolean getters "is" vs "are"

Java Naming Conventions Boolean

Assign variable value inside if-statement

Java

Relationship between hashCode and equals method in Java

Java

How to activate "Share" button in android app?

Java Android Xml Button Share

Using GSON to parse a JSON array

Java Arrays Json Gson

Static Vs. Dynamic Binding in Java

Java Dynamic Binding Static Binding

What does Maven Update Project do in Eclipse?

Java Eclipse Maven Maven Eclipse-Plugin

Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?

Java Javafx Javafx 2

How do I run a spring boot executable jar in a Production environment?

Java Linux Spring Spring Boot

Get nested JSON object with GSON using retrofit

Java Android Json Gson Retrofit

Spring Boot - inject map from application.yml

Java Spring Spring Boot

How to convert LocalDate to SQL Date Java?

Java Java 8 Converter Java Time Sqldatetime

Difference between @Bean and @Autowired

Java Spring Dependency Injection

Java 8 lambda get and remove element from list

Java Lambda Java 8 Java Stream

How is String concatenation implemented in Java 9?

Java String String Concatenation Java 9 Invokedynamic

Boolean.valueOf() produces NullPointerException sometimes

Java Nullpointerexception Boolean

Why does a 4 billion-iteration Java loop take only 2 ms?

Java For Loop Jvm

Converting stream of int's to char's in java

Java Types

Is there a method for String conversion to Title Case?

Java String Title Case

Maximum Java heap size of a 32-bit JVM on a 64-bit OS

Java Jvm

When to use EntityManager.find() vs EntityManager.getReference() with JPA

Java Hibernate Jpa Jakarta Ee Persistence

Why is Java's boolean primitive size not defined?

Java Boolean

What's wrong with Java Date & Time API?

Java Datetime

Does Java casting introduce overhead? Why?

Java Performance Casting Static Typing

Which maven dependencies to include for spring 3.0?

Java Spring Maven 2 Dependencies

How to extract numbers from a string and get an array of ints?

Java Arrays Regex String

Should Javadoc comments be added to the implementation?

Java Interface Comments Javadoc

Should logger be private static or not

Java Logging

List all of the possible goals in Maven 2?

Java Maven 2

How to convert hex to rgb using Java?

Java Colors

How do I move a file from one location to another in Java?

Java File Move

What is the maximum depth of the java call stack?

Java

What is float in Java?

Java Floating Point

When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?

Java Scala Jms Actor Akka

Why can't overriding methods throw exceptions broader than the overridden method?

Java

How can I truncate a double to only two decimal places in Java?

Java Double Truncate Decimalformat

wait until all threads finish their work in java

Java Multithreading Wait

Choosing the best concurrency list in Java

Java Concurrency

I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?

Java Android Android Spinner

What does value & 0xff do in Java?

Java Integer Byte Bitwise And

How do I add a new sourceset to Gradle?

Java Gradle Build Integration Testing Source Sets

what's the correct way to send a file from REST web service to client?

Java Json Web Services Rest Jersey

When should an IllegalArgumentException be thrown?

Java Exception Illegalargumentexception

How to exit an Android app programmatically?

Java Android Eclipse Android Activity

What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?

Java Random

java.net.UnknownHostException: Unable to resolve host "<url>": No address associated with hostname and End of input at character 0 of

Java Android Web Services Android Asynctask

Collect successive pairs from a stream

Java Java 8 Java Stream

Why in Java 8 split sometimes removes empty strings at start of result array?

Java Regex Split Java 8

The Use of Multiple JFrames: Good or Bad Practice?

Java Swing User Interface Jframe

How to preserve insertion order in HashMap?

Java Hashmap

java.util.Date vs java.sql.Date

Java Sql Datetime Date Jdbc

Why can't I define a static method in a Java interface?

Java Interface Static Methods

A quick and easy way to join array elements with a separator (the opposite of split) in Java

Java Arrays String

The difference between the Runnable and Callable interfaces in Java

Java Multithreading Interface Runnable Callable

How can I get the current date and time in UTC or GMT in Java?

Java Date Localization Timezone Gmt

All inclusive Charset to avoid "java.nio.charset.MalformedInputException: Input length = 1"?

Java Character Encoding

Maven Installation OSX Error Unsupported major.minor version 51.0

Java Macos Maven Installation Unsupported Class-Version

How to use interceptor to add Headers in Retrofit 2.0?

Java Android Retrofit

Missing CrudRepository#findOne method

Java Spring Spring Boot Spring Data Spring Data-Jpa

When to use gradle.properties vs. settings.gradle?

Java Gradle Build Build System

maven-site plugins 3.3 java.lang.ClassNotFoundException: org.apache.maven.doxia.siterenderer.DocumentContent

Java Maven

How do you embed binary data in XML?

Java Xml Binary Binary Data

How to improve Netbeans performance?

Java Performance Jakarta Ee Netbeans

How to assign bean's property an Enum value in Spring config file?

Java Spring

How to replace a set of tokens in a Java String?

Java Regex Templates

How to suppress Java warnings for specific directories or files such as generated code

Java Eclipse Suppress Warnings Generated Code

Constructor overloading in Java - best practice

Java Constructor Overloading Constructor Overloading

Is Java Regex Thread Safe?

Java Regex Multithreading

How can I check if multiplying two numbers in Java will cause an overflow?

Java Math Long Integer Integer Overflow

Calendar returns wrong month

Java Calendar

Download and open PDF file using Ajax

Javascript Java Jquery Pdf

How to change highlighted occurrences color in Eclipse's sidebar?

Java Eclipse Highlighting

What is the purpose of Serialization in Java?

Java Oop Object Serialization Stream

Why are dates calculated from January 1st, 1970?

Java Python Programming Languages

Is it bad practice to use Reflection in Unit testing?

Java Unit Testing Reflection

Is it possible to view bytecode of Class file?

Java Bytecode Bytecode Manipulation

What exactly is a Context in Java?

Java Android

Populating a ListView using an ArrayList?

Java Android Listview Arraylist

XML Document to String

Java Xml String Dom Xmldocument

How do I preserve line breaks when using jsoup to convert html to plain text?

Java Jsoup

java: (String[])List.toArray() gives ClassCastException

Java List Classcastexception Toarray

JPA: unidirectional many-to-one and cascading delete

Java Jpa Jpa 2.0 Many to-One

Returning value from Thread

Java Android Multithreading

how to compare the Java Byte[] array?

Java

How to get the last date of a particular month with JodaTime?

Java Scala Jodatime

Selenium WebDriver: Wait for complex page with JavaScript to load

Java C#Selenium Selenium Webdriver Webdriver

What is the difference between Collections.emptyList() and Collections.EMPTY_LIST

Java List Collections

What are the benefits of Java's types erasure?

Java Type Erasure

UnmodifiableMap (Java Collections) vs ImmutableMap (Google)

Java Collections Map Guava

org.hibernate.hql.internal.ast.QuerySyntaxException: table is not mapped

Java Hibernate Derby Glassfish 4

Lambda expression to convert array/List of String to array/List of Integers

Java Arrays Collections Lambda Java 8

limiting java ssl debug logging

Java Logging Ssl Jvm

Java ternary operator vs if/else in <JDK8 compatibility

Java Java 8 Ternary Operator

Convert LocalDateTime to LocalDateTime in UTC

Java Java 8 Utc Java Time

How to debug spring-boot application with IntelliJ IDEA community Edition?

Java Intellij Idea Spring Boot

Is there a Java API that can create rich Word documents?

Java Ms Word Docx Doc

What is JAXB and why would I use it?

Java Jaxb

Is there a method that calculates a factorial in Java?

Java

Custom ListView click issue on items in Android

Java Android Android Listview

How to make Java honor the DNS Caching Timeout?

Java Dns Gslb

How can I iterate through the unicode codepoints of a Java String?

Java String Unicode

When to use wrapper class and primitive type

Java Wrapper Primitive Types

Do I need <class> elements in persistence.xml?

Java Hibernate Orm Jpa Annotations

How do getters and setters work?

Java Setter Getter

Java Synchronized Block for .class

Java Multithreading Synchronization Locking Synchronized

Maven build failed: "Unable to locate the Javac Compiler in: jre or jdk issue"

Java Eclipse Maven

Why is Java's AbstractList's removeRange() method protected?

Java List Collections Arraylist Protected

JUnit 4 compare Sets

Java Unit Testing Collections Junit

How to differentiate between time to live and time to idle in ehcache

Java Ehcache

Why should Java ThreadLocal variables be static

Java Multithreading

How to create a new file together with missing parent directories?

Java

Storing a Map<String,String> using JPA

Java Jpa Orm Jpa 2.0

How to use Java-style throws keyword in C#?

C#Java Exception Handling Throws

What is the difference between @ApplicationScoped and @Singleton scopes in CDI?

Java Scope Cdi

Whitespace Matching Regex - Java

Java Regex Whitespace

Is Integer Immutable

Java Immutability Mutable

Is there any good dynamic SQL builder library in Java?

Java Sql Sqlbuilder

How to make pipes work with Runtime.exec()?

Java Exec runtime.exec

@Transactional method calling another method without @Transactional anotation?

Java Spring Spring Transactions Transactional

Eclipse plugin for generating a class diagram

Java Eclipse Plugins Uml Class Diagram

From Arraylist to Array

Java Arraylist

How to pass a URI to an intent?

Java Android Android Intent Uri

How to sort a List<Object> alphabetically using Object name field

Java List

What is the best way to get the count/length/size of an iterator?

Java Iterator

HQL ERROR: Path expected for join

Java Spring Mvc

@Transactional(propagation=Propagation.REQUIRED)

Java Spring Annotations

Multiple queries executed in java in single statement

Java Mysql Sql Jdbc

Eclipse: Error ".. overlaps the location of another project.." when trying to create new project

Java Eclipse Workspace

Implementation difference between Aggregation and Composition in Java

Java Relationship Aggregation Composition

What is java pojo class, java bean, normal class?

Java Class Javabeans Pojo

In a simple to understand explanation, what is Runnable in Java?

Java Runnable

Converting many 'if else' statements to a cleaner approach

Java Design Patterns

Eclipse will not start and I haven't changed anything

Java Eclipse

Convert string to JSON array

Java Android Json

Dependency injection with Jersey 2.0

Java Dependency Injection Jersey Jersey 2.0 Hk2

Comparing boxed Long values 127 and 128

Java Comparison Autoboxing

Why does Java's hashCode() in String use 31 as a multiplier?

Java String Algorithm Hash

How to read the value of a private field from a different class in Java?

Java Class Reflection Field Private

How does the "final" keyword in Java work? (I can still modify an object.)

Java Final

What are the effects of exceptions on performance in Java?

Java Performance Exception

Check whether a string is not null and not empty

Java String String Comparison

Can Mockito capture arguments of a method called multiple times?

Java Unit Testing Mocking Mockito

How to implement a tree data-structure in Java?

Java Data Structures Tree

Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed Error?

Java Ssl Https

Should a retrieval method return 'null' or throw an exception when it can't produce the return value?

Java Exception Error Handling Null

Change private static final field using Java reflection

Java Reflection Static Private Final

Meaning of Android Studio error: Not annotated parameter overrides @NonNull parameter

Java Android Android Studio Compiler Construction Annotations

How to pass JVM options from bootRun

Java Gradle Spring Boot

Creating a list with repeating element

Java

Xmpp Vs Websocket

Java Websocket Xmpp Real Time Near Real-Time

Working POST Multipart Request with Volley and without HttpEntity

Java Android asp.net Web-Api Android Volley Httpentity

Why does findFirst() throw a NullPointerException if the first element it finds is null?

Java Java 8 Java Stream Optional

Is there any way to convert ZoneId to ZoneOffset in Java 8?

Java Java 8 Java Time Zoneddatetime java.time.instant

crudrepository findBy method signature with multiple in operators?

Java Spring Spring Data Spring Data-Jpa

Gradle: What is the difference between classpath and compile dependencies?

Java Gradle Dependencies

Maven resource filtering not working - because of spring boot dependency

Java Maven Spring Boot

How to get default ZoneOffset in java8?

Java Java 8 Timezone Timezone Offset

When should I use streams?

Java Java 8 Java Stream

What is the difference between putIfAbsent and computeIfAbsent in Java 8 Map ?

Java Java 8

"SetPropertiesRule" warning message when starting Tomcat from Eclipse

Java Eclipse Tomcat Eclipse 3.4

Import package.* vs import package.SpecificType

Java Import Overhead

Java equivalents of C# String.Format() and String.Join()

C#Java String

How do I get whole and fractional parts from double in JSP/Java?

Java Math Jsp

Multi-line tooltips in Java?

Java Swing Tooltip

How do I find out if first character of a string is a number?

Java String

Validating URL in Java

Java Validation Url

Java Programming - Where should SQL statements be stored?

Java Sql

HTTPURLConnection Doesn't Follow Redirect from HTTP to HTTPS

Java Redirect Https Httpurlconnection Http Redirect

How to scale threads according to CPU cores?

Java Multithreading Cpu Cores

Inner class within Interface

Java Oop Interface Inner Classes

How to store Java Date to Mysql datetime with JPA

Java Mysql Datetime Jpa

Force Java timezone as GMT/UTC

Java Timezone Utc Gmt

How to see if an object is an array without using reflection?

Java Arrays Gwt Instanceof

What are the differences between PMD and FindBugs?

Java Static Analysis Findbugs Pmd

Cannot make a static reference to the non-static method

Java Compiler Errors Static Methods

Why JSF saves the state of UI components on server?

Java Jsf Jakarta Ee State Saving

Deleting an object in java?

Java

annotation to make a private method public only for test classes

Java Unit Testing Junit Annotations

The declared package does not match the expected package ""

Java Eclipse

How to remove special characters from a string?

Java Regex

android - save image into gallery

Java Android Imageview Gallery Save Image

Must qualify the allocation with an enclosing instance of type GeoLocation

Java

Java Can't connect to X11 window server using 'localhost:10.0' as the value of the DISPLAY variable

Java Linux X11 Xserver

Can I update a JSF component from a JSF backing bean method?

Java Jsf Primefaces Jsf 2 Javabeans

Jackson JSON custom serialization for certain fields

Java Json Serialization Jackson

Android JSONObject - How can I loop through a flat JSON object to get each key and value

Java Android Json

How do I open the SearchView programmatically?

Java Android Android Actionbar

Mapping enum to string in hibernate

Java Hibernate Enums

Best practice for creating millions of small temporary objects

Java Garbage Collection

Why does this method print 4?

Java Jvm Stack Overflow

How to get the ThreadPoolExecutor to increase threads to max before queueing?

Java Multithreading Blockingqueue Threadpoolexecutor

How to debug Spring Boot application with Eclipse?

Java Spring Eclipse Debugging Spring Boot

Spring Boot application.properties value not populating

Java Spring Spring Boot

Android "gps requires ACCESS_FINE_LOCATION" error, even though my manifest file contains this

Java Android Gps

Horrendous performance & large heap footprint of Java 8 constructor reference?

Java Constructor Java 8 Out of-Memory Method Reference

Difference between findAny() and findFirst() in Java 8

Java Java 8 Java Stream

HashMap Java 8 implementation

Java Dictionary Java 8 Hashmap

Why are local variables not initialized in Java?

Java Variables Initialization

What's a good Java, curses-like, library for terminal applications?

Java Terminal Console Console Application Gnu Screen

File changed listener in Java

Java File Listener

Gets byte array from a ByteBuffer in java

Java Arrays Bytearray Nio Bytebuffer

Java Replacing multiple different substring in a string at once (or in the most efficient way)

Java String Replace

Is SecureRandom thread safe?

Java Thread Safety

How to make ThreadPoolExecutor's submit() method block if it is saturated?

Java Concurrency Executor

How do I make my ArrayList Thread-Safe? Another approach to problem in Java?

Java Multithreading Collections Synchronization Arraylist

What are detached, persistent and transient objects in hibernate?

Java Hibernate Orm

Changing java platform on which netbeans runs

Java Netbeans

What is <? super T> syntax?

Java

@Basic(optional = false) vs @Column(nullable = false) in JPA

Java Orm Jpa

Split string with dot as delimiter

Java Regex String Split

Logging framework incompatibility

Java Compatibility Apache Commons Slf4j Logback

Subscript and Superscript a String in Android

Java Android String Superscript Subscript

Simple conversion between java.util.Date and XMLGregorianCalendar

Java Xml Datetime Jaxb Gregorian Calendar

Guava equivalent for IOUtils.toString(InputStream)

Java Io Inputstream Guava

Detect enter press in JTextField

Java Swing Jtextfield

How do CDI and EJB compare? interact?

Java Ejb Java Ee-6 Cdi

Where does Java's String constant pool live, the heap or the stack?

Java String Jvm

Can I have H2 autocreate a schema in an in-memory database?

Java Sql Database H2

@OneToMany List<> vs Set<> difference

Java Jpa

Is there an ExecutorService that uses the current thread?

Java Concurrency

Use JSTL forEach loop's varStatus as an ID

Java Jsp Jstl El

How to stop Eclipse formatter from placing all enums on one line

Java Eclipse Formatter

What are the main uses of yield(), and how does it differ from join() and interrupt()?

Java Multithreading Concurrency Yield

Access string.xml Resource File from Java Android Code

Java Android String

Java naming convention for static final variables

Java Coding Style

What is the difference between <jsp:include page = ... > and <%@ include file = ... >?

Java Jsp

How to check if a specified key exists in a given S3 bucket using Java

Java Amazon Web-Services Amazon S3 Aws Sdk

Print all the Spring beans that are loaded

Java Spring

How to add an extra source directory for maven to compile and include in the build jar?

Java Maven Maven 2

How to convert the following json string to java object?

Java Json Jackson

Mock static methods from multiple class using PowerMock

Java Junit4 Powermock

Java, Simplified check if int array contains int

Java Arrays Int Contains

Getting random numbers in Java

Java Random

How to check certificate name and alias in keystore files?

Java Android Keystore

Use Mockito to mock some methods but not others

Java Mocking Mockito

How to escape % in String.Format?

Java Android String Syntax

Difference between jar and war in Java

Java Jar War

Why is the Java main method static?

Java Static Main

Java equivalent to #region in C#

Java C#Eclipse Folding

How to launch an Activity from another Application in Android

Java Android Kotlin Android Intent

What is the difference between '&' and ',' in Java generics?

Java Generics

Name attribute in @Entity and @Table

Java Hibernate Jpa Annotations Persistence

what is the use of annotations @Id and @GeneratedValue(strategy = GenerationType.IDENTITY)? Why the generationtype is identity?

Java Sql Hibernate Java Annotations

What is the difference between CloseableHttpClient and HttpClient in Apache HttpClient API?

Java Apache Http Apache Httpclient-4.x

What does '->' (arrow) mean in gradle's dependency graph?

Java Android Gradle Dependencies

How to intercept SLF4J (with logback) logging via a JUnit test?

Java Junit Slf4j Logback

Ternary operator in Java only evaluating one expression since Java 7 - was that different in Java 1.6 and lower?

Java Ternary Operator Java 6 Short Circuiting

How to add headers to OkHttp request interceptor?

Java Android Http Headers Retrofit Okhttp

Reverse a comparator in Java 8

Java Sorting Java 8 Comparator Java Stream

Could not find tools.jar. Please check that C:\Program Files\Java\jre1.8.0_151 contains a valid JDK installation

Java Android Gradle

When would you call java's thread.run() instead of thread.start()?

Java Multithreading Concurrency

How do I check if a date is within a certain range?

Java Date

How to format a java.sql Timestamp for displaying?

Java Datetime Formatting

What is the best Java library to use for HTTP POST, GET etc.?

Java Http

Java: Difference between the setPreferredSize() and setSize() methods in components

Java Swing Jframe Jpanel

#ifdef #ifndef in Java

Java Compilation Conditional Conditional Compilation

How to check for a valid URL in Java?

Java Validation Url

What is the status of JSR 305?

Java Jsr305

What is the shortest way to pretty print a org.w3c.dom.Document to stdout?

Java Xml Dom W3c

Shallow copy of a Map in Java

Java Map Clone Shallow Copy

initializing a boolean array in java

Java Arrays Initialization

Best practice for passing many arguments to method?

Java Performance Parameters Parameter Passing

How to change webservice url endpoint?

Java Web Services Jboss Jax Ws

How to get year, month, day, hours, minutes, seconds and milliseconds of the current moment in Java?

Java Date

ExecutorService that interrupts tasks after a timeout

Java Multithreading Concurrency Executorservice

IntelliJ says 'cannot run program '/path/to/tomcat/bin/catalina.sh' error=13 permission denied

Java Tomcat Spring Mvc Intellij Idea

Garbage collector in Android

Java Android Garbage Collection

Get ID of last inserted document in a mongoDB w/ Java driver

Java Mongodb

Calculating distance between two points, using latitude longitude?

Java Math Latitude Longitude

JSF vs Facelets vs JSP

Java Jsp Jsf

@Valid annotation is not validating the list of child objects

Java Spring Spring Mvc Jsr

Unable to use Intellij with a generated sources folder

Java Maven 2 Intellij Idea

Is it possible to get element from HashMap by its position?

Java Hashmap

Polymorphism with gson

Java Json Polymorphism Gson Deserialization

Can we write our own iterator in Java?

Java Iterator

Spring .properties file: get element as an Array

Java Spring Placeholder Properties File

How do I use JDK 7 on Mac OSX?

Macos Java Java 7

Image encryption/decryption using AES256 symmetric block ciphers

Java Android Encryption Cryptography Aes

JSR 303 Validation, If one field equals "something", then these other fields should not be null

Java Validation Bean Validation

Thread.sleep vs. TimeUnit.SECONDS.sleep

Java Sleep

Deserialize JSON to ArrayList<POJO> using Jackson

Java Json Mapping Jackson

What is the difference between a.getClass() and A.class in Java?

Java Class Reflection

Java EE 6 @javax.annotation.ManagedBean vs. @javax.inject.Named vs. @javax.faces.ManagedBean

Java Jakarta Ee Java Ee-6 Cdi

How to get a string between two characters?

Java String

Can not deserialize instance of java.lang.String out of START_OBJECT token

Java Deployment Atmosphere Grizzly

Hibernate: best practice to pull all lazy collections

Java Hibernate Lazy Loading

How does the static modifier affect this code?

Java Static

Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful

Java Spring Rest Spring Mvc Gzip

How to implement the Java comparable interface?

Java Comparable

How to make a .jar out from an Android Studio project

Java Android Jar Android Studio

How do I configure HikariCP in my Spring Boot app in my application.properties files?

Java Spring Spring Boot Hikaricp

Rearrange method parameters in IntelliJ with keyboard shortcut

Java Intellij Idea

Selenium 2.53 not working on Firefox 47

Java Selenium Firefox Selenium Webdriver Selenium Firefoxdriver

Why do JVM arguments start with "-D"?

Java Command Line

Is .NET/Mono or Java the better choice for cross-platform development?

Java .Net Linux Mono Cross Platform

How to avoid type safety warnings with Hibernate HQL results?

Java Generics

CountDownLatch vs. Semaphore

Java Multithreading Concurrency Semaphore Countdownlatch

What is the easiest way to parse an INI file in Java?

Java Parsing Ini

How can I check if a method is static using reflection?

Java Reflection

junit & java : testing non-public methods

Java Unit Testing Testing Junit

Java equivalent to JavaScript's encodeURIComponent that produces identical output?

Java Javascript Unicode Utf 8

Use of Initializers vs Constructors in Java

Java Constructor Initializer Static Initializer Initialization Block

How can I determine if a date is between two dates in Java?

Java Date

The difference between Classes, Objects, and Instances

Java Class Object Instance

How can I make a multipart/form-data POST request using Java?

Java Http Multipart

Java Equivalent to Python Dictionaries

Java Python Hash Dictionary

Spring schemaLocation fails when there is no internet connection

Java Xml Spring Xsd

Calling JMX MBean method from a shell script

Java Sysadmin Jmx

doGet and doPost in Servlets

Java Servlets

How do I compile and run a program in Java on my Mac?

Java Macos Compilation

When using the Java debugger in IntelliJ, what does "Drop Frame" mean?

Java Debugging Intellij Idea

object==null or null==object?

Java Null

Give examples of functions which demonstrate covariance and contravariance in the cases of both overloading and overriding in Java?

Java Covariance Contravariance

How does Activity.finish() work in Android?

Java Android

Singleton design pattern vs Singleton beans in Spring container

Java Spring Singleton Containers

Avoiding instanceof in Java

Java Reflection Polymorphism Instanceof Chain of-Responsibility

Why does int num = Integer.getInteger("123") throw NullPointerException?

Java Integer Nullpointerexception Api Design Autoboxing

JPA: How to have one-to-many relation of the same Entity type

Java Orm Jpa Hierarchy One to-Many

How to add row in JTable?

Java Swing Jtable

What is the garbage collector in Java?

Java Garbage Collection

Where is logback encoder pattern documentation

Java Logging Log4j Logback

Making java method arguments as final

Java Methods Arguments Final

Why does Eclipse Java Package Explorer show question mark on some classes?

Java Eclipse Helios

What is the purpose of @SmallTest, @MediumTest, and @LargeTest annotations in Android?

Java Android Unit Testing Tdd Android Espresso

Time complexity of Java's substring()

Java Substring Time Complexity

process.waitFor() never returns

Java runtime.exec

java: use StringBuilder to insert at the beginning

Java String Insert Append Stringbuilder

Array Length in Java

Java Arrays

Difference between namespace in C# and package in Java

C#Java

Print All JVM Flags

Java Optimization Printing Jvm Flags

Is it possible to rename a Hashmap key?

Java Hashmap

Exact difference between CharSequence and String in java

Java String Charsequence

How to convert a byte to its binary string representation

Java Binary Byte

Java 8 Iterable.forEach() vs foreach loop

Java For Loop Java 8 Java Stream

How should I have explained the difference between an Interface and an Abstract class?

Java Oop Inheritance Interface Abstract Class

Safely casting long to int in Java

Java Casting

What is the native keyword in Java for?

Java Java Native-Interface Native Keyword

Seeking useful Eclipse Java code templates

Java Eclipse Templates Ide Code Generation

How can I get Month Name from Calendar?

Java Calendar

Removing items from a list

Java Collections

How can a Java variable be different from itself?

Java If Statement

Ignoring SSL certificate in Apache HttpClient 4.3

Java Ssl Apache Httpcomponents

Spring JPA @Query with LIKE

Java Jquery Sql Spring Jpa

Using streams to collect into TreeSet with custom comparator

Java Collections Java 8

Mocking time in Java 8's java.time API

Java Datetime Mocking Java 8 Java Time

POSTing a @OneToMany sub-resource association in Spring Data REST

Java Spring Spring Boot Spring Data-Jpa Spring Data-Rest

Java 8, Streams to find the duplicate elements

Java Lambda Java 8 Java Stream

How to disable spring security for particular url

Java Spring Spring Mvc Spring Security

How to map a nested value to a property using Jackson annotations?

Java Json Jackson

Android Room @Delete with parameters

Java Android Sql Android Room

How do I load an org.w3c.dom.Document from XML in a string?

Java Xml Document W3c

java.io.Console support in Eclipse IDE

Java Eclipse Console Java Io

Access Enum value using EL with JSTL

Java Jsp Jakarta Ee Jstl

Colorize logs in eclipse console

Java Eclipse Console Escaping Metadata

Instantiating object of type parameter

Java Generics Reflection

Reversing a linked list in Java, recursively

Java Data Structures Recursion Linked List

Read-only list or unmodifiable list in .NET 4.0

C#Java .Net Readonly Collection

How can I convert an Integer to localized month name in Java?

Java Date Locale

Is it possible in Java to access private fields via reflection

Java Reflection

How to copy a directory using Ant

Java Ant

How to generate the JPA entity Metamodel?

Java Hibernate Jpa Annotation Processing Metamodel

Specifying an Index (Non-Unique Key) Using JPA

Java Hibernate Orm Jpa Datanucleus

enum.values() - is an order of returned enums deterministic

Java Enums Specifications

Naming conventions for Java methods that return boolean

Java Methods Naming Conventions

How to find nth occurrence of character in a string?

Java String Substring

Difference between Mutable objects and Immutable objects

Java Terminology

what is the reason for the existence of the JAVA_HOME environment variable?

Java Environment Variables Java Home

How do I speed up the scroll speed in a JScrollPane when using the mouse wheel?

Java Swing Scroll Jscrollpane Mousewheel

JUnit assertEquals(double expected, double actual, double epsilon)

Java Junit

The difference between ++Var and Var++

Java Operators Increment Post Increment Pre Increment

Map.clear() vs new Map : Which one will be better?

Java Android Performance Collections

Google Guava isNullOrEmpty for collections

Java Guava

How to choose the id generation strategy when using JPA and Hibernate

Java Hibernate Jpa Uniqueidentifier Id Generation

Java socket API: How to tell if a connection has been closed?

Java Sockets Networking Client Server

Gradle - getting the latest release version of a dependency

Java Maven Dependencies Ivy Gradle

Regex: ?: notation (Question mark and colon notation)

Java Regex

Servlet returns "HTTP Status 404 The requested resource (/servlet) is not available"

Java Forms Jsp Servlets Http Status-Code-404

How can I ask the Selenium-WebDriver to wait for few seconds in Java?

Java Selenium Selenium Webdriver Webdriver

Mock a constructor with parameter

Java Junit Mocking Mockito Powermock

How to link javadoc to private field?

Java Javadoc

Why Collections.sort uses merge sort instead of quicksort?

Java Sorting Collections

JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?

Java Spring Jdbc Jdbctemplate

Differences in auto-unboxing between Java 6 vs Java 7

Java Casting Java 7 Unboxing

How do I reduce the inner padding around the text within an Android button object?

Java Android Xml Mobile User Interface

List all liquibase sql types

Java Liquibase

hadoop No FileSystem for scheme: file

Java Hadoop Io

java.lang.ClassNotFoundException: com.mysql.jdbc.Driver in Eclipse

Java Jdbc Mysql Connector

POST request send JSON data Java HttpUrlConnection

Java Json Post Curl Httpurlconnection

HttpSecurity, WebSecurity and AuthenticationManagerBuilder

Java Spring Spring Boot Spring Mvc Spring Security

Thymeleaf: how to use conditionals to dynamically add/remove a CSS class

Java Html Css Spring Thymeleaf

How to disable 'X-Frame-Options' response header in Spring Security?

Java Spring Spring Security Spring Boot X Frame-Options

Why can't I map integers to strings when streaming from an array?

Java Functional Programming Java 8 Java Stream

How does the FetchMode work in Spring Data JPA

Java Spring Hibernate Jpa Spring Data-Jpa

Why does Collections.sort use Mergesort but Arrays.sort does not?

Java Arrays Sorting Collections Java 8

How to change text of a TextView in navigation drawer header?

Java Android Textview

Selenium -- How to wait until page is completely loaded

Java Selenium Webdriver

Is Maven similar to npm?

Java Json node.js Maven Npm

Why does Map.of not allow null keys and values?

Java Dictionary Null Hashmap Java 9

How do I use Java to read from a file that is actively being written to?

Java File File Io

In Eclipse, what can cause Package Explorer "red-x" error-icon when all Java sources compile without errors?

Java Eclipse

Is it better to reuse a StringBuilder in a loop?

Java Performance String Stringbuilder

What does the term "canonical form" or "canonical representation" in Java mean?

Java

Real World Example of the Strategy Pattern

Java C#Design Patterns Strategy Pattern

How do you define a class of constants in Java?

Java Class Constants

The simplest way to comma-delimit a list?

Java Pretty Print

Java's L number (long) specification

Java Numbers Long Integer Short Specifications

Java Timestamp - How can I create a Timestamp with the date 23/09/2007?

Java Datetime Timestamp Date

How to use a wildcard in the classpath to add multiple jars?

Java Classpath Wildcard

Timer & TimerTask versus Thread + sleep in Java

Java Timer While Loop Sleep Task

How should equals and hashcode be implemented when using JPA and Hibernate

Java Hibernate Orm Equals Hashcode

Java HashMap performance optimization / alternative

Java Performance Optimization Map Hashmap

How to import a class from default package

Java Java Native-Interface Native Methods Default Package

Can I multiply strings in Java to repeat sequences?

Java String

How can I import one Gradle script into another?

Java Ant Groovy Build Gradle

Java equivalent of C#'s verbatim strings with @

C#Java String Literals

Using multiple property files (via PropertyPlaceholderConfigurer) in multiple projects/modules

Java Spring Properties

What does the @Valid annotation indicate in Spring?

Java Spring Spring Mvc Spring Annotations

How can you search Google Programmatically Java API

Java Google Search-Api

Are Java static calls more or less expensive than non-static calls?

Java Performance Premature Optimization

Why can a class not be defined as protected?

Java Class Protected

Why an interface can not implement another interface?

Java Oop Inheritance Interface

How can I convert ArrayList<Object> to ArrayList<String>?

Java Arraylist

Java: Best way to iterate through a Collection (here ArrayList)

Java Collections For Loop

Mockito test a void method throws an exception

Java Exception Mocking Mockito

Decode Base64 data in Java

Java Base64

Why is using a wild card with a Java import statement bad?

Java Import Wildcard

How to turn off the Eclipse code formatter for certain sections of Java code?

Java Eclipse Code Formatting Pretty Print Eclipse Formatter

How to programmatically set drawableLeft on Android button?

Java Android Android Layout Android 2.2-Froyo

Spring @Transactional - isolation, propagation

Java Spring Transactional Isolation Propagation

Getting the name of the currently executing method

Java Reflection Methods

Assigning variables with dynamic names in Java

Java Variables Dynamic Variables

Difference between ProcessBuilder and Runtime.exec()

Java runtime.exec Processbuilder

Configuring ObjectMapper in Spring

Java Json Spring Jackson Object Object-Mapping

Annotation @Transactional. How to rollback?

Java Hibernate Spring

Is there a Java library that can "diff" two Objects?

Java Diff

What's the difference between <?> and <? extends Object> in Java Generics?

Java Syntax Generics

What does the > (greater than bracket) mean beside file names in Eclipse's Package Explorer?

Java Eclipse

Missing artifact com.sun:tools:jar

Java Maven Playn

How to return multiple values?

Java

Why cannot cast Integer to String in java?

Java String Casting Integer

Is there a better way to combine two string sets in java?

Java Set

Run single test from a JUnit class using command-line

Java Unit Testing Command Line Junit

Why does InetAddress.isReachable return false, when I can ping the IP address?

Java Inetaddress

Abstract class vs Interface in Java

Java Design Patterns Interface Abstract Class

Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)

Java Eclipse

ArrayList insertion and retrieval order

Java Collections

Details of difference between @see and @inheritDoc

Java Javadoc Comments

How to create a completed future in java

Java Future

Java split string to array

Java String Split

Maven: How to rename the war file for the project?

Java Maven

Android: how to handle button click

Java Android Onclicklistener Android Button

What is the purpose of ByteBuffer's flip method? (And why is it called "flip"?)

Java Flip Bytebuffer

does System.currentTimeMillis() return UTC time?

Java Android Datetime Utc java.util.date

FixedThreadPool vs CachedThreadPool: the lesser of two evils

Java Multithreading Threadpool Executorservice java.util.concurrent

exclude @Component from @ComponentScan

Java Spring Dependency Injection Spring Boot Spring Ioc

Why modelVersion of pom.xml is necessary and always set to 4.0.0?

Java Maven

Could not resolve placeholder in string value

Java Spring

Launching Spring application Address already in use

Java Spring Maven Tomcat Spring Mvc

What is the purpose of dependency-reduced-pom.xml generated by the shade plugin?

Java Maven Maven Shade-Plugin

How to convert a multipart file to File?

Java Spring Spring Mvc File Upload Cloudinary

Add Self Signed Certificate without promting Yes/No from User

Java Ssl Import Keystore Keytool

Why is i++ not atomic?

Java Multithreading Concurrency

Eclipse RCP - Open a View in the Editor Area (3.8/e4 hybrid)

Java Eclipse Plugin Eclipse Rcp Eclipse Luna E4

Why does this if statement, with an assignment and equality check, evaluate to false?

Java If Statement Logic

Spring cron vs normal cron?

Java Spring Cron

Is it possible to add partitions to an existing topic in Kafka 0.8.2

Java Apache Kafka

Why does BufferedInputStream copy a field to a local variable rather than use the field directly

Java Bufferedinputstream

IntelliJ IDEA tells me "Error:java: Compilation failed: internal java compiler error idea"

Java Intellij Idea

XML serialization in Java?

Java Xml Serialization

How do I check CPU and Memory Usage in Java?

Java Operating System Cpu Ram

Java maximum memory on Windows XP

Java Windows Memory

How to access java-classes in the default-package?

Java Groovy Default Package

Hibernate: Automatically creating/updating the db tables based on entity classes

Java Mysql Hibernate Jpa Groovy

JPA map collection of Enums

Java Jpa Jakarta Ee

How to use ConcurrentLinkedQueue?

Java Concurrency

Why C# implements methods as non-virtual by default?

C#Java .Net Virtual Functions

How do I call some blocking method with a timeout in Java?

Java Concurrency

How do I read all classes from a Java package in the classpath?

Java Reflection

Java JUnit: The method X is ambiguous for type Y

Java Testing Junit Compiler Errors Package

Run Java Code Online

Java

Google Guice vs. PicoContainer for Dependency Injection

Java Dependency Injection Guice Picocontainer

How to map an entity field whose name is a reserved word in JPA

Java Sql Server Hibernate Orm Jpa

Reusing a PreparedStatement multiple times

Java Jdbc Prepared Statement

What is the use of printStackTrace() method in Java?

Java Exception Handling Printstacktrace

fastest (low latency) method for Inter Process Communication between Java and C/C++

Java C++Performance Ipc Latency

Why "no projects found to import"?

Java Eclipse Import Project

Can we start the maven build from the point where it failed

Java Maven 2

How to start two threads at "exactly" the same time

Java Multithreading

Calling Java varargs method with single null argument?

Null Language Design Java Variadic Functions

How can I restart a Java application?

Java Restart Application Restart

Collections.sort with multiple fields

Java Sorting Collections

Java: Calling a super method which calls an overridden method

Java Inheritance Overriding Super

Getting the text that follows after the regex match

Java Regex

Closure in Java 7

Java Closures

Synchronization of non-final field

Java Multithreading Synchronized

What is the regex for "Any positive integer, excluding 0"

Java Regex

How to Convert Int to Unsigned Byte and Back

Java Byte Int

How to analyze a java thread dump?

Java Multithreading Thread Dump

What's the console.log() of java?

Java Android

How do I provide JVM arguments to VisualVM?

Java Windows Jvm Visualvm

can someone please explain me @MapsId in hibernate?

Java Hibernate Jpa Annotations Hibernate Annotations

Difference between getExternalFilesDir and getExternalStorageDirectory()

Java Android File

Bi-directional Map in Java?

Java Map Guava Apache Commons

Remove Item from ArrayList

Java Arraylist

Declaring and initializing variables within Java switches

Java Scope Initialization Switch Statement Declaration

Open a link in browser with java button?

Java Swing Browser Hyperlink Desktop

Java error: Comparison method violates its general contract

Java Compare Migration Java 7 Comparator

Why do we assign a parent reference to the child object in Java?

Java Oop Inheritance Casting Upcasting

In java, is it more efficient to use byte or short instead of int and float instead of double?

Java Performance Int Double Primitive Types

Difference between a SOAP message and a WSDL?

Java Web Services Soap Wsdl

Regex expressions in Java, \\s vs. \\s+

Java Regex String Quantifiers

Does a method's signature in Java include its return type?

Java Method Signature

Hibernate Error: a different object with the same identifier value was already associated with the session

Java Hibernate

When are Java temporary files deleted?

Java Garbage Collection Temporary Files

Access private field of another object in same class

Java C++.Net Oop

How to upgrade Eclipse for Java EE Developers?

Java Eclipse Upgrade

What are fail-safe & fail-fast Iterators in Java

Java Iterator Terminology

Why does (i<=j && j<=i && i!=j) evaluate to TRUE?

Java

Java, how to remove an Integer item in an ArrayList

Java

Basic authentication for REST API using spring restTemplate

Java Spring Resttemplate Jira Rest-Api

How can I use a regex to replace upper case with lower case in Intellij IDEA?

Java Regex Intellij Idea

Android app in Eclipse: Edit text not showing on Graphical layout

Java Android Eclipse Text Android Edittext

Jackson ObjectMapper - specify serialization order of object properties

Java Json Serialization Jackson

Java 8: preferred way to count iterations of a lambda?

Java Lambda Java 8 Java Stream

Spring Boot embedded HornetQ cluster not forwarding messages

Java Spring Spring Boot Hornetq

mock instance is null after @Mock annotation

Java Unit Testing Junit Mocking Mockito

Deserialize JSON with Jackson into Polymorphic Types - A Complete Example is giving me a compile error

Java Json Compiler Errors Polymorphism Jackson

Default garbage collector for Java 8

Java Garbage Collection Java 8

Spring Boot how to hide passwords in properties file

Java Spring Spring Boot

How would you access Object properties from within an object method?

Java Php Oop Theory

Best way to encode text data for XML in Java?

Java Xml Encoding

Does python have an equivalent to Java Class.forName()?

Java Python Class Instantiation

Remote JMX connection

Java Jmx Jconsole

Any reason to clean up unused imports in Java, other than reducing clutter?

Java Eclipse Coding Style Import

java.lang.OutOfMemoryError: Java heap space

Java Multithreading Out of-Memory Heap Memory

How to make a JTable non-editable

Java Swing Jtable

How do I make a delay in Java?

Java Wait Sleep Thread Sleep

How to deal with "java.lang.OutOfMemoryError: Java heap space" error?

Java Jvm Out of-Memory Heap Memory

Hashset vs Treeset

Java Hashset Treeset

Possible heap pollution via varargs parameter

Java Eclipse Generics Variadic Functions

MVC pattern on Android

Java Android Design Patterns Model View-Controller

What is a StackOverflowError?

Java Exception Memory Leaks Out of-Memory Stack Overflow

The case against checked exceptions

Java Exception Checked Exceptions

Infinite Recursion with Jackson JSON and Hibernate JPA issue

Java Json Orm Spring Mvc Jackson

How to use cURL in Java?

Java Curl

Java Compare Two Lists

Java List Comparison Hashmap

How to introduce multi-column constraint with JPA annotations?

Java Jpa Mapping

How to extract CN from X509Certificate in Java?

Java Ssl X509certificate X509

Variable's scope in a switch case

Java Switch Statement

mappedBy reference an unknown target entity property

Java Hibernate Orm Hibernate Annotations

Is StringUtils.EMPTY recommended?

Java String Apache Commons

Functional programming - is immutability expensive?

Java Scala Functional Programming

Why should casting be avoided?

C#Java C++Casting

replace String with another in java

Java String

How do I use Comparator to define a custom sort order?

Java Sorting Enums

How to sort ArrayList<Long> in decreasing order?

Java

how to File.listFiles in alphabetical order?

Java Java Io

How to parse a JSON string to an array using Jackson

Java Json Jackson

java howto ArrayList push, pop, shift, and unshift

Java Arraylist

Is an array an object in Java?

Java

Using switch statement with a range of value in each case?

Java If Statement Switch Statement

Create mutable List from array?

Java Arrays List Mutable

How to POST JSON request using Apache HttpClient?

Java Json Http Post Apache Commons-Httpclient

Determine if a Class implements a interface in Java

Java Reflection

Resource leak: 'in' is never closed

Java Eclipse Input Resources Memory Leaks

How to automate Keystore generation using the java keystore tool? w/o user interaction

Java Keystore

Is there a Heap in java?

Java Heap

Call "java -jar MyFile.jar" with additional classpath option

Java Jar Classpath

Reason for calling shutdown() on ExecutorService

Java Android Executorservice

Where can I download Spring Framework jars without using Maven?

Java Spring Spring Mvc

@Autowired - No qualifying bean of type found for dependency

Java Spring Spring Mvc Annotations Autowired

Wrong Manifest.mf in IntelliJ IDEA created .jar

Java Intellij Idea Optaplanner

How to use OKHTTP to make a post request?

Java Okhttp

java.lang.Exception: No runnable methods exception in running JUnits

Java Junit Ubuntu 12.04 Junit4

Intellij IDEA crashed, and now throws an error

Java Android Intellij Idea

The following classes could not be instantiated: - android.support.v7.widget.Toolbar

Java Android Xml

JavaFX FXML controller - constructor vs initialize method

Java Javafx

How to set Spring profile from system variable?

Java Spring Spring Profiles

Why does Apache Commons consider '१२३' numeric?

Java Unicode Number Systems Apache Commons-Lang3

Multiple null checks in Java 8

Java Lambda Java 8 Java Stream Optional

How to lock compiled Java classes to prevent decompilation?

Java Jvm Decompiling

How to get a list of current open windows/process with Java?

Java Process

Cannot create an array of LinkedLists in Java...?

Java Arrays Generics

Calculate the display width of a string in Java

Java String Length

Java Embedded Databases Comparison

Java Database Comparison Embedded Database

Best way to represent a fraction in Java?

Java Math Fractions

Does Java have buffer overflows?

Java Buffer Overflow Buffer Overrun

Get login username in java

Java Authentication

How to stop the task scheduled in java.util.Timer class

Java Timer

Java - Create a new String instance with specified length and filled with specific character. Best solution?

Java String

Why should I care that Java doesn't have reified generics?

Java Generics Reification

In what order do static/instance initializer blocks in Java run?

Java Static Initializer

Eclipse: Exclude specific packages when autocompleting a class name

Java Eclipse Autocomplete

How to mark logical sections of code in Java comments?

Java Comments

"Code too large" compilation error in Java

Java Arrays Compiler Errors Code Size

What causes a java.lang.StackOverflowError

Java Callstack Stack Overflow

How to loop over a Class attributes in Java?

Java Attributes Loops

Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property

Java Eclipse Tomcat

Conversion from Long to Double in Java

Java Type Conversion

"Integer number too large" error message for 600851475143

Java Integer

Linux command for extracting war file?

Java Linux War

How to change a TextView's style at runtime

Java Android Textview

Jackson + Builder Pattern?

Java Json Jersey Jackson

How to convert a String to JsonObject using gson library

Java Json Gson

Eclipse: enable assertions

Java Eclipse Compiler Construction Assertions

Is there possibility of sum of ArrayList without looping

Java

Jsoup SocketTimeoutException: Read timed out

Java Jsoup

How to get Enum Value from index in Java?

Java Enums

Division of integers in Java

Java Math Floating Point Long Integer Println

Return only string message from Spring MVC 3 Controller

Java Spring Spring Mvc

Java: What is the difference between <init> and <clinit>?

Java Jvm

Get the index of a pattern in a string using regex

Java Regex String

Could not transfer artifact org.apache.maven.plugins:maven-surefire-plugin:pom:2.7.1 from/to central (http://repo1.maven.org/maven2)

Java Maven

Order of JSON objects using Jackson's ObjectMapper

Java Json Jackson

Eclipse WTP vs sydeo, " serves modules without publishing "

Java Eclipse Tomcat Eclipse Wtp M2e Wtp

_ (underscore) is a reserved keyword

Java Lambda Java 8

Spring boot @ResponseBody doesn't serialize entity id

Java Json Spring Spring Boot

Android Studio Gradle project "Unable to start the daemon process /initialization of VM"

Java Android Jvm Daemon Beta

Unable to get spring boot to automatically create database schema

Java Mysql Spring Hibernate Spring Boot

What's the difference between a Resource, URI, URL, Path and File in Java?

Java Url Terminology

Should I use java.util.Date or switch to java.time.LocalDate

Java Date Jdbc

IntelliJ Gradle Plugin: The supplied javaHome seems to be invalid

Java Intellij Idea Gradle Intellij 14

How to exclude property from Lombok builder?

Java Builder Lombok

Maven- No plugin found for prefix 'spring-boot' in the current project and in the plugin groups

Java Spring Maven Spring Mvc

Why is "short thirty = 3 * 10" a legal assignment?

Java Short Type Promotion

How to Delete a topic in apache kafka

Java Apache Kafka

Java Hashmap: How to get key from value?

Java Hashmap

How to convert jsonString to JSONObject in Java

Java Arrays Json Parsing

How to convert int[] into List<Integer> in Java?

Java Arrays Collections Boxing Autoboxing

IDEA: javac: source release 1.7 requires target release 1.7

Java Intellij Idea

Why does this go into an infinite loop?

Java Loops Operators Variable Assignment Increment

How to see JavaDoc in IntelliJ IDEA?

Java Intellij Idea Ide Javadoc

Remove last character of a StringBuilder?

Java Stringbuilder

Effectively final vs final - Different behavior

Java Language Lawyer Final Jls Effectively Final

Creating a custom JButton in Java

Java Swing Jbutton

Is there a Java standard "both null or equal" static method?

Java Null Equals

List of dependency jar files in Maven

Java Maven 2 Dependencies Classpath

JUnit 4 Test Suites

Java Junit Test Suite

What's the point of JAXB 2's ObjectFactory classes?

Java Jaxb

Maven: How to include jars, which are not available in reps into a J2EE project?

Java Maven 2 Build Process

Long list of if statements in Java

Java Design Patterns Command Pattern

Good way to encapsulate Integer.parseInt()

Java Exception Handling Encapsulation

Why are all fields in an interface implicitly static and final?

Java Interface Static Final Language Implementation

Maven doesn't recognize sibling modules when running mvn dependency:tree

Java Maven Maven 2 Dependencies

What to learn for making Java web applications in Java EE 6?

Java Jakarta Ee Web Applications

Java regular expression OR operator

Java Regex

Get all variable names in a class

Java Reflection

How do I set the timeout for a JAX-WS webservice client?

Java Web Services Soap Timeout Jax Ws

How to format decimals in a currency format?

Java Currency Number Formatting

Output in a table format in Java's System.out

Java String Formatting Tabular

Why use a singleton instead of static methods?

Java Design Patterns Singleton

Predicate in Java

Java Guava Predicate

How to call a stored procedure from Java and JPA

Java Sql Stored Procedures Jpa Jboss

Java: get greatest common divisor

Java Greatest Common-Divisor

How does Cloneable work in Java and how do I use it?

Java Cloneable

How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII

Java Python Perl Macos Character Encoding

How to replace special characters in a string?

Java String

Getters, setters, and properties best practices. Java vs. C#

C#Java Properties Getter Setter

Reading InputStream as UTF-8

Java Utf 8 Inputstream

How to install Java SDK on CentOS?

Java Sdk Centos

Math.abs returns wrong value for Integer.Min_VALUE

Java Absolute Value

Multiple inheritance for an anonymous class

Java Multiple Inheritance Anonymous Class

How to force Selenium WebDriver to click on element which is not currently visible?

Java Selenium Webdriver

ArrayIndexOutOfBoundsException when using the ArrayList's iterator

Java Arraylist Iterator Indexoutofboundsexception

The literal xyz of type int is out of range

Java Int Long Integer

How to set JVM parameters for Junit Unit Tests?

Java Unit Testing Junit Jvm Intellij Idea

Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading?

Java Classloader

“Error occurred during initialization of VM; Could not reserve enough space for object heap” using -Xmx3G

Java Eclipse Jvm Jvm Arguments

What's the default value of char?

Java Char

Android - Preventing WebView reload on Rotate

Java Android Android Webview

eclipse won't start - no java virtual machine was found

Eclipse Java

Why are local variables thread safe in Java

Java Thread Safety

Calling a Java method with no name

Java Initializer

add string to String array

Java

ProcessBuilder: Forwarding stdout and stderr of started processes without blocking the main thread

Java Processbuilder

jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class

Java Eclipse Maven Tomcat7

Just what is Java EE really?

Java Jakarta Ee

Java equivalent to Explode and Implode(PHP)

Java Arrays String Split

Converting java.util.Properties to HashMap<String,String>

Java

What difference between Jersey vs jax-rs

Java Jersey Jax Rs

How to get resources directory path programmatically

Java Spring Io

Android ClassNotFoundException: Didn't find class on path

Java Android Eclipse

Why is it possible to recover from a StackOverflowError?

Java Stack Overflow

Tomcat - maxThreads vs maxConnections

Java Tomcat

Convert Java object to XML string

Java Xml Jaxb

java.lang.ClassCastException: java.util.LinkedHashMap cannot be cast to com.testing.models.Account

Java Jackson Rest Assured

Is there any way to generate the same UUID from a String

Java Uuid

How many threads are spawned in parallelStream in Java 8?

Java Multithreading Java 8 java.util.concurrent

Set private field value with reflection

Java Reflection

forEach vs forEachOrdered in Java 8 Stream

Java Foreach Java 8 Java Stream

Check instanceof in stream

Java Java 8 Java Stream Instanceof

This view is not constrained

Java Android Layout

Java 8: Calculate difference between two ZonedDateTime

Java Date Datetime Java 8 Timezone

Why does Spring MVC respond with a 404 and report "No mapping found for HTTP request with URI [...] in DispatcherServlet"?

Java Spring Spring Mvc Servlets

Error: JavaFX runtime components are missing, and are required to run this application with JDK 11

Java Intellij Idea Javafx Openjfx

Can I find out the return value before returning while debugging in Eclipse?

Java Eclipse Debugging Return Value

Multiple Java versions running concurrently under Windows

Java

throws Exception in finally blocks

Java Exception Try Catch Finally

Android java.lang.VerifyError?

Java Android Gdata Verifyerror

Large Numbers in Java

Java Numbers Integer Biginteger

Java JTable setting Column Width

Java Swing Size Jtable

Https Connection Android

Java Android Ssl

Eclipse - debugger doesn't stop at breakpoint

Java Eclipse Debugging Junit

Is there a Java utility to do a deep comparison of two objects?

Java Comparison Equals

what is the difference between a portlet and a servlet?

Java Servlets Jakarta Ee Portlet

Does Java have a HashMap with reverse lookup?

Java Map Hashmap Bidirectional Reverse Lookup

Android Layout with ListView and Buttons

Java Android Listview Layout

How to limit setAccessible to only "legitimate" uses?

Java Security Reflection

Error starting jboss server

Java Eclipse Jboss jboss5.x

Why can't a "Class" variable be passed to instanceof?

Java Class Instanceof

Difference between try-finally and try-catch

Java Try Catch Try Finally

How to check a string against null in java?

Java String Null

Java compile speed vs Scala compile speed

Java Performance Scala Compilation

Java: Initialize multiple variables in for loop init?

Java For Loop

Java BigDecimal: Round to the nearest whole value

Java Rounding Bigdecimal

MySQL & Java - Get id of the last inserted value (JDBC)

Java Mysql Jdbc

An enclosing instance that contains <my reference> is required

Java Instance

Disable Maven warning message - "Selected war files include a WEB-INF/web.xml which will be ignored"

Java Maven Maven 2

Java "?" Operator for checking null - What is it? (Not Ternary!)

Java Syntax Null

Set drawable size programmatically

Java Android

Compare two Byte Arrays? (Java)

Java Binary

Understanding java.lang.Thread.State: WAITING (parking)

Java Multithreading

Generating Unique Random Numbers in Java

Java Random

What is a class invariant in Java?

Java Terminology Invariants

How do you assert that a certain exception is thrown in JUnit 4 tests?

Java Exception Junit Junit4 Assert

What is a JavaBean exactly?

Java Dependency Injection Inversion of-Control Javabeans Serializable

How to use java.net.URLConnection to fire and handle HTTP requests

Java Http Httprequest Httpurlconnection Urlconnection

Comparing Java enum members: == or equals()?

Java Enums

How do I break out of nested loops in Java?

Java Loops Nested Loops

Java inner class and static nested class

Java Inner Classes Static Classes

Does Java support default parameter values?

Java Methods Parameters Overloading Default Parameters

Deserialize a List<T> object with Gson?

Java Json Generics Gson

Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?

Java Swing Layout Manager

How to implement REST token-based authentication with JAX-RS and Jersey

Java Rest Authentication Jax Rs Jersey 2.0

When do you use Java's @Override annotation and why?

Java Annotations

How to unit test abstract classes: extend with stubs?

Java Unit Testing Testing Abstract Class

Different between parseInt() and valueOf() in java?

Java Integer Parseint Value Of

Maven does not find JUnit tests to run

Java Maven Junit

Change date format in a Java string

Java String Date Formatting Date Format

How to pass a function as a parameter in Java?

Java

Print ArrayList

Java Arrays Printing Arraylist

How do I make a JAR from a .java file?

Java Jar

Http Servlet request lose params from POST body after read it once

Java Servlets Parameters Httprequest Servlet Filters

Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?

Java Floating Point Jit Sse Vectorization

How to scan multiple paths using the @ComponentScan annotation?

Java Spring Annotations

Get size of an Iterable in Java

Java Iterable

Programmatically getting the MAC of an Android device

Java Android Mac Address

No empty constructor when create a service

Java Android

Use of the MANIFEST.MF file in Java

Java manifest.mf

How to use the command update-alternatives --config java

Java Debian

Difference between System.getenv() & System.getProperty()

Java Environment Variables

Create Map in Java

Java Map

Intellij code formatting, Java annotations on new lines

Java Formatting Intellij Idea

WhatsApp API (java/python)

Java Python Api Bots Whatsapp

Value of i for (i == -i && i != 0) to return true in Java

Java

Regex pattern including all special characters

Java Regex

The best way to print a Java 2D array?

Java Arrays Multidimensional Array Printing 2d

How to run certain task every day at a particular time using ScheduledExecutorService?

Java Timertask Background Thread Scheduledexecutorservice

What's the difference between next() and nextLine() methods from Scanner class?

Java java.util.scanner

Difference between e.getMessage() and e.getLocalizedMessage()

Java Exception

MAVEN_HOME, MVN_HOME or M2_HOME

Java Maven Maven 2 Maven 3

The HashSet<T>.removeAll method is surprisingly slow

Java Performance Collections Hashset

Is unit testing alone ever a good reason to expose private instance variables via getters?

Java Unit Testing

resource error in android studio after update: No Resource Found

Java Android Apache

In Java 8, why is the default capacity of ArrayList now zero?

Java Arraylist Java 8

Why there are no concurrency keywords in Kotlin?

Java Concurrency Kotlin

AWS Lambda: Task timed out

Java Amazon Web-Services Aws Lambda

Flutter apps are too big in size

Java Android Dart Flutter

Spark Error - Unsupported class file major version

Java Python Macos Apache Spark Pyspark

Why is Class.newInstance() "evil"?

Java Constructor Runtime Instantiation

Lightweight Java Object cache API

Java Caching

Does Java read integers in little endian or big endian?

Java Endianness

Debug a java application without starting the JVM with debug arguments

Java Debugging Jvm Jvm Arguments

Why is compareTo on an Enum final in Java?

Java Enums Comparable Compareto

Line-breaking widget layout for Android

Java Android User Interface Layout

Read error response body in Java

Java Http Httpurlconnection

Open Source Java Profilers

Java Profiler

Eclipse - java.lang.ClassNotFoundException

Java Eclipse Exception Maven 2

How to remove entity with ManyToMany relationship in JPA (and corresponding join table rows)?

Java Hibernate Jpa Orm

Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?

Java Servlets Outputstream

Is there an equivalent of java.util.regex for "glob" type patterns?

Java Glob

How are nested capturing groups numbered in regular expressions?

Java .Net Regex Perl Language Agnostic

Android: Specify two different images for togglebutton using XML

Java Android Xml Togglebutton

Difference between java.io.PrintWriter and java.io.BufferedWriter?

Java File Stream Filereader Bufferedreader

Why do we use finally blocks?

Java .Net Finally

Generating 8-character only UUIDs

Java Uuid

How to deploy SNAPSHOT with sources and JavaDoc?

Java Maven 2 Maven Release-Plugin

What components are MVC in JSF MVC framework?

Java Model View-Controller Design Patterns Jsf

Windows ignores JAVA_HOME: how to set JDK as default?

Windows Java

How to log exception and message with placeholders with SLF4J

Java Logging Slf4j

Convert hex color value ( #ffffff ) to integer value

Java Android Colors Numberformatexception

Is there a practical use for weak references?

Java Garbage Collection Weak References

Regex to match words of a certain length

Java Regex

Default profile in Spring 3.1

Java Spring Profiles

how to instanceof List<MyType>?

Java Generics

How to create a jar with external libraries included in Eclipse?

Java Eclipse Jar

Rollback transaction after @Test

Java Spring Hibernate Junit Spring Test

List<String> to ArrayList<String> conversion issue

Java List Arraylist

spring scoped proxy bean

Java Spring Proxy

Is using java Map.containsKey() redundant when using map.get()

Java Performance Code Readability Map

How to set JAVA_HOME in Mac permanently?

Java Macos Java Home

Why do we use a DataSource instead of a DriverManager?

Java Jdbc Datasource

What does `someObject.new` do in Java?

Java

Uninitialized Object vs Object Initialized to NULL

Java Null Initialization

JDBC connection failed, error: TCP/IP connection to host failed

Java Sql Server Jdbc

How to get a method's annotation value from a ProceedingJoinPoint?

Java Spring Spring Aop Spring 3 Java Ee-7

Transitive dependencies not resolved for aar library using gradle

Java Android Gradle Android Library Aar

How big is the chance to get a Java UUID.randomUUID collision?

Java Uuid

"Could not find acceptable representation" using spring-boot-starter-web

Java Json Spring Maven Spring Mvc

How do I keep the iteration order of a List when using Collections.toMap() on a stream?

Java Collections Java 8 Java Stream

How to execute logic on Optional if not present?

Java Java 8 Optional

Registry key Error: Java version has value '1.8', but '1.7' is required

Java Java 8 Sencha Touch Sencha Touch-2 Sencha Cmd

Maven build Compilation error : Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project Maven

Java Maven Build Maven Compiler-Plugin

How to start up spring-boot application via command line?

Java Spring Boot

Correct way of throwing exceptions with Reactor

Java Reactive Programming Project Reactor Reactor

Does the JVM prevent tail call optimizations?

Java Jvm Scala Tail Recursion

Java - Convert integer to string

Java String Numbers Int

Best way to "negate" an instanceof

Java Syntax

How to convert a Kotlin source file to a Java source file

Java Kotlin Code Conversion

How to convert java.util.Date to java.sql.Date?

Java Sql Datetime Date

How is the default max Java heap size determined?

Java Heap Memory

What does a "Cannot find symbol" or "Cannot resolve symbol" error mean?

Java Compiler Errors Cannot Find-Symbol

What is the difference between instanceof and Class.isAssignableFrom(...)?

Java Instanceof Reflection

"Invalid signature file" when attempting to run a .jar

Java Jar Executable Jar

Maven Modules + Building a Single Specific Module

Java Maven 2 Build Process

Are static fields open for garbage collection?

Java Static Garbage Collection Static Members

What do REFRESH and MERGE mean in terms of databases?

Java Jpa Persistence

Why does Maven have such a bad rep?

Java Maven 2 Build Process Build Automation

Reliable File.renameTo() alternative on Windows?

Java Windows File File Io

Unable to install Maven on Windows: "JAVA_HOME is set to an invalid directory"

Java Maven 2

Modifying a file inside a jar

Java Jar

PreparedStatement setNull(..)

Java Jdbc Prepared Statement

Download attachments using Java Mail

Java Attachment Jakarta Mail

Persistence unit as RESOURCE_LOCAL or JTA?

Java Spring Jpa Persistence Jta

Java date format - including additional characters

Java Date Format

Java HTTP Client Request with defined timeout

Java Http Timeout Network Protocols

Java: Check if command line arguments are null

Java Command Line Command Line-Arguments

How to create your own library for Android development to be used in every program you write?

Java Android Shared Libraries

File path to resource in our war/WEB-INF folder?

Java Google App-Engine Web Applications

How does java do modulus calculations with negative numbers?

Java Math Modulo Negative Number

How to add a new line of text to an existing file in Java?

Java File Io Text Processing

Parsing JSON Object in Java

Java Json

What are the time complexities of various data structures?

Java Data Structures Time Complexity

remove() on List created by Arrays.asList() throws UnsupportedOperationException

Java

How to create file object from URL object (image)

Java

Key Shortcut for Eclipse Imports

Java Eclipse

When are static variables initialized?

Java Static Initialization

How to generate a QR Code for an Android application?

Java Android Qr Code

Maven: How to run a .java file from command line passing arguments

Java Maven Arguments

How to restart tomcat 6 in ubuntu

Java Tomcat Ubuntu

Regex for converting CamelCase to camel_case in java

Java Regex String

Show only two digit after decimal

Java Android Number Formatting

how to override action bar back button in android?

Java Android

Setting Custom ActionBar Title from Fragment

Java Android Android Fragments Android Actionbar Android Fragmentactivity

What exactly does "Stream" and "Buffer" mean in Java I/O?

Java Buffer Bufferedreader

Convert JsonObject to String

Java String

Get empty string when null

Java Guava

Sending message to specific user on Spring Websocket

Java Spring Spring Mvc Spring Websocket

HttpURLConnection Invalid HTTP method: PATCH

Java Httpurlconnection

Loop doesn't see value changed by other thread without a print statement

Java Multithreading Synchronization Busy Waiting

Where exactly can I download the latest version of Scene Builder for Java?

Java Scenebuilder

Combine a list of Observables and wait until all completed

Java Rx Java Reactive Programming Rx Android

Spring Data JPA difference between findBy / findAllBy

Java Spring Spring Data Spring Data-Jpa

Selenium Web Driver & Java. Element is not clickable at point (x, y). Other element would receive the click

Java Selenium Selenium Webdriver Webdriver

What is the difference between SpringJUnit4ClassRunner and SpringRunner

Java Spring Unit Testing Spring Test

No static method metafactory

Java Android

How to convert a Reader to InputStream and a Writer to OutputStream?

Java Stream

The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?

Java Sql String

How to close a Java Swing application from the code

Java Swing

In Java, when should I create a checked exception, and when should it be a runtime exception?

Java Exception

Unix epoch time to Java Date object

Java Date Java Time

Implementing C# for the JVM

C#Java Clr Jvm

Java 32-bit vs 64-bit compatibility

Java Jvm 64 Bit Compatibility 32 Bit

How to pass the -D System properties while testing on Eclipse?

Java Eclipse

Java Garbage Collection Log messages

Java Logging Garbage Collection

How do I increase the number of displayed lines of a Java stack trace dump?

Java Exception

Parameter in like clause JPQL

Java Jpa Eclipselink Jpql Sql Like

What is the purpose of JNDI

Java Jndi

Does a TCP socket connection have a "keep alive"?

Java Sockets Http Tcp Keep Alive

How to read a specific line using the specific line number from a file in Java?

Java File Io

Stateless and Stateful Enterprise Java Beans

Java Jakarta Ee Ejb Ejb 3.1 Stateful Session-Bean

How to get the number of columns from a JDBC ResultSet?

Java Jdbc Csv Resultset

Why do we need break after case statements?

Java Switch Statement Case Language Design Break

Where should I put @Transactional annotation: at an interface definition or at an implementing class?

Java Spring Annotations Coding Style

Alternatives to java.lang.reflect.Proxy for creating proxies of abstract classes (rather than interfaces)

Java Dynamic Proxy

What's the difference between failure and error in JUnit?

Java Testing Junit

Creating random numbers with no duplicates

Java Random

How can I compile a Java program in Eclipse without running it?

Java Eclipse Compilation .Class File

How can one detect airplane mode on Android?

Java Android Airplane Mode

Apostrophe doesn't get translated properly when placed in a resource bundle

Java Resourcebundle

JPA vs Spring JdbcTemplate

Java Spring Jpa Jdbctemplate Spring Jdbc

Moving decimal places over in a double

Java Double Decimal

Using scanner.nextLine()

Java java.util.scanner

How to install Maven artifact with sources from command line?

Java Eclipse Maven

How to retrieve annotated instance from Guice's injector?

Java Dependency Injection Configuration Annotations Guice

Is there one JVM per Java application?

Java Process Jvm

@Autowired bean is null when referenced in the constructor of another bean

Java Spring Autowired

Problems with making a query when using Enum in entity

Java Jpa Jakarta Ee Jpql

How to capture a JFrame's close button click event?

Java Swing Jframe Windowlistener

Convert an array into an ArrayList

Java Arrays List Arraylist Blackjack

gson.toJson() throws StackOverflowError

Java Json Object Gson Stack Overflow

How do I convert a org.w3c.dom.Document object to a String?

Java Xml Document

Android Json and null values

Java Android Json

Overriding vs Hiding Java - Confused

Java Inheritance Methods Overriding Method Hiding

Is there an upper bound to BigInteger?

Java Biginteger

How is an overloaded method chosen when a parameter is the literal null value?

Java Overloading

Spring ApplicationContext - Resource leak: 'context' is never closed

Java Eclipse Spring Spring Mvc

Akka or Reactor

Java Spring Akka Reactor Project Reactor

Failed to import new Gradle project: failed to find Build Tools revision *.0.0

Java Android Gradle Android Studio

Converting Milliseconds to Minutes and Seconds?

Java Time Type Conversion Stopwatch Watch

How do annotations like @Override work internally in Java?

Java Annotations

Setting default values to null fields when mapping with Jackson

Java Json Jackson

Convert Iterable to Stream using Java 8 JDK

Java Java 8 Java Stream Iterable

Easy way to write contents of a Java InputStream to an OutputStream

Java Io Stream

How to pretty print XML from Java?

Java Xml Pretty Print

Why do I need to override the equals and hashCode methods in Java?

Java Equals Hashcode

Calculating the difference between two Java date instances

Java Date Time Timedelta java.util.date

How to initialize List<String> object in Java?

Java List

Retrieving a List from a java.util.stream.Stream in Java 8

Java Lambda Collections Java 8 Java Stream

What is the difference between Set and List?

Java List Set

What is the point of the diamond operator (<>) in Java?

Java Generics Java 7 Diamond Operator

What is SuppressWarnings ("unchecked") in Java?

Java Generics Unchecked Suppress Warnings

Why does my ArrayList contain N copies of the last item added to the list?

Java

Loading Maven dependencies from GitHub

Java Maven Github Dependencies

Remove all elements from a List after a particular index

Java

how to disable spring boot logo in stdout?

Java Spring Boot Logback

Why does Stream.allMatch() return true for an empty stream?

Java Lambda Java 8 Java Stream

Convert double to float in Java

Java Double Floating

Java 8 Stream API to find Unique Object matching a property value

Java Filter Java 8 Java Stream

Android N Java 8 features (Jack compiler) and Kotlin interop

Java Android Kotlin Android Jack-and-Jill

In JUnit 5, how to run code before all tests

Java Junit Junit5

No serializer found for class org.hibernate.proxy.pojo.bytebuddy.ByteBuddyInterceptor

Java Spring Hibernate Spring Mvc Spring Boot

java.lang.IllegalAccessError: class lombok.javac.apt.LombokProcessor cannot access class com.sun.tools.javac.processing.JavacProcessingEnvironment

Java Spring Maven Lombok Intellij Lombok-Plugin

Hidden features of Eclipse

Java Eclipse Ide

Regular expression to match URLs in Java

Java Regex Regexbuddy

Java switch cases: with or without braces?

Java Performance Switch Statement

How to add native library to "java.library.path" with Eclipse launch (instead of overriding it)

Java Eclipse Path java.library.path

How to convert a Java object (bean) to key-value pairs (and vice versa)?

Java Reflection Collections Javabeans

File.exists() returns false when file exists

Java File Io

How to convert a byte array to its numeric value (Java)?

Java Algorithm Bytearray Numbers

Eclipse: Java, see where class is used

Java Eclipse Search

@BeforeClass and inheritance - order of execution

Java Unit Testing Testng

Can I override and overload static methods in Java?

Java Static Overloading Overriding

Is a HashMap thread-safe for different keys?

Java Multithreading Thread Safety Hashmap

Map to String in Java

Java Map Tostring

How to create optional parameters for own annotations?

Java Annotations

Why doesn't a missing annotation cause a ClassNotFoundException at runtime?

Java Annotations

Convert a RGB Color Value to a Hexadecimal String

Java Swing

Why does the JVM still not support tail-call optimization?

Java Language Agnostic Optimization Jvm Tail Call-Optimization

Java Process with Input/Output Stream

Java Stream

How can I write a Java application that can update itself at runtime?

Java Jar Auto Update Server Application

Calling a java method from c++ in Android

Java C++Android Java Native-Interface Android Ndk

Isn't "package private" member access synonymous with the default (no-modifier) access?

Java Terminology Protected Access Modifiers Package Private

How to check if an integer is in a given range?

Java Comparison

Green Threads vs Non Green Threads

Java Multithreading Terminology

Test if object is instanceof a parameter type

Java Generics Instanceof

How can I replace non-printable Unicode characters in Java?

Java String Unicode

When do you need to explicitly call a superclass constructor?

Java Constructor Subclass Superclass

What archetype to choose for a simple java project

Java Maven Maven Archetype

Disable warning in IntelliJ for one line

Java Intellij Idea Warnings Line

Efficiency of premature return in a function

C#Java C++C Compiler Optimization

Java Initialize an int array in a constructor

Java

What is JSR and what's its use?

Java Jsr

Eclipse cursor changes to crosshair

Java Eclipse Editor Mouse Cursor

What is the gain from declaring a method as static

Java Optimization Coding Style Static

Difference between Static methods and Instance methods

Java Static Static Methods Non Static

What exactly does a jar file contain?

Java Jar

ADB over wireless

Java Android Adb

How should we manage jdk8 stream for null values

Java Null Java 8 Java Stream

How to get the path of running java program

Java

What is the "default" implementation of method defined in an Interface?

Java Interface Java 8

java.util.Date format conversion yyyy-mm-dd to mm-dd-yyyy

Java Date Date Format

How to parse JSON Array (Not Json Object) in Android

Java Android Json Gson Arrays

In what order do static blocks and initialization blocks execute when using inheritance?

Java Inheritance Constructor Static Block

Handler is abstract ,cannot be instantiated

Java Android Android Handler

Why is synchronized block better than synchronized method?

Java Multithreading Synchronization

rxjava: Can I use retry() but with delay?

Java Rx Java

Sum values from specific field of the objects in a list

Java Filter Java 8 Java Stream

What is the significance of log4j.rootLogger property in log4j.properties file? What happens if I don't use this property?

Java Logging Log4j Apache Commons-Logging

Java Name Hiding: The Hard Way

Java Name Clash Member Hiding

Java8 java.util.Date conversion to java.time.ZonedDateTime

Java Date Datetime Java 8 Java Time

Can't get OkHttp's response.body.toString() to return a string

Java Android Okhttp

Remove duplicates from a list of objects based on property in Java 8

Java List Java 8

Collectors.toSet() and HashSet

Java Java 8 Java Stream Collectors

Firebase No properties to serialize found on class

Java Android Firebase Firebase Realtime-Database

how to use Spring Boot profiles

Java Spring Spring Boot

What is the recommended project structure for spring boot rest projects?

Java Spring Rest Spring Boot

JAVA_HOME should point to a JDK not a JRE

Java Windows Maven Intellij Idea

"Invalid privatekey" when using JSch

Java Ssh Jsch

New features in java 7

Java 7 Java

How to handle calendar TimeZones using Java?

Java Calendar Timezone

How can I get a list of all the implementations of an interface programmatically in Java?

Java Interface

JUnit test with dynamic number of tests

Java Unit Testing Junit Parameterized Unit-Test

Sandbox against malicious code in a Java application

Java Plugins Sandbox

(String) or .toString()?

Java Casting

Aggregation versus Composition

Java Oop Uml

Should methods that throw RuntimeException indicate it in method signature?

Java Exception Oop Exception Handling

How can I get a java.io.InputStream from a java.lang.String?

Java String Inputstream

Correct way to close nested streams and writers in Java

Java Java Io

How to create war files

Java Eclipse Tomcat War

Determine the size of an InputStream

Java Arrays Size Inputstream

Java's equivalents of Func and Action

Java

Java error: Implicit super constructor is undefined for default constructor

Java Inheritance Dry Boilerplate

How to I output org.w3c.dom.Element to string format in java?

Java Xml Dom

java.lang.UnsatisfiedLinkError no *****.dll in java.library.path

Java Dll Java Native-Interface Web Applications

Is there a concise way to iterate over a stream with indices in Java 8?

Java Java 8 Java Stream

Difference between @Before, @BeforeClass, @BeforeEach and @BeforeAll

Java Junit Annotations Junit4 Junit5

How can I pad a String in Java?

Java String Padding

How to change font size in Eclipse for Java text editors?

Java Eclipse Fonts Font Size

Why are you not able to declare a class as static in Java?

Java Static Class

Multiple annotations of the same type on one element?

Java Annotations

Figuring out whether a number is a Double in Java

Java Typeof

How to Find the Default Charset/Encoding in Java?

Java Encoding Character Encoding

Spring vs EJB. Can Spring replace EJB?

Java Spring Ejb 3.0

Named Parameter idiom in Java

Java Idioms

What does the colon (:) operator do?

Java For Loop Foreach Operators Colon

Why can final object be modified?

Java Final

Is there a way to specify a default property value in Spring XML?

Java Xml Spring Properties

How can I disable the default console handler, while using the java logging API?

Java java.util.logging

Best approach for GPGPU/CUDA/OpenCL in Java?

Java Cuda Gpgpu Opencl

Simple way to reorder methods of a Java class in IntelliJ?

Java Refactoring Methods Intellij Idea

Building big, immutable objects without using constructors having long parameter lists

Java Oop Scala Immutability

Tomcat startup logs - SEVERE: Error filterStart how to get a stack trace?

Java Tomcat Logging

Glorified classes in the Java language

Java

Java: splitting the filename into a base and extension

Java File

Difference between Strategy pattern and Command pattern

Java Design Patterns Strategy Pattern Command Pattern

Are static variables shared between threads?

Java Multithreading Concurrency Static Memory Visibility

What's the difference between HashSet and Set?

Java Interface Set

Java to Clojure rewrite

Java Clojure Vaadin

Speedup IntelliJ-Idea

Java Windows Performance Intellij Idea

How to resolve : Can not find the tag library descriptor for "http://java.sun.com/jsp/jstl/core"

Java Jsp Jstl

How to select/get drop down option in Selenium 2

Java Selenium Drop Down-Menu Selenium Webdriver

How to create custom methods for use in spring security expression language annotations

Java Spring Spring Security

Understanding FFT output

Java Audio Signal Processing Accelerometer Fft

What is the optimal capacity and load factor for a fixed-size HashMap?

Java Hashmap

What is the actual use of Class.forName("oracle.jdbc.driver.OracleDriver") while connecting to a database?

Java Jdbc

REST - HTTP Post Multipart with JSON

Java Json Rest Http Resteasy

Using custom font in android TextView using xml

Java Android Xml Android Layout Fonts

How to use @Transactional with Spring Data?

Java Spring Jpa Spring Data Spring Data-Jpa

Avoid printStackTrace(); use a logger call instead

Java Logging Pmd Printstacktrace

How to override toString() properly in Java?

Java

Gson custom seralizer for one variable (of many) in an object using TypeAdapter

Java Serialization Gson

Is java.sql.Timestamp timezone specific?

Java Oracle Date Datetime Jdbc

Default session timeout for Apache Tomcat applications

Java Tomcat Session Timeout

Registry Key '...' has value '1.7', but '1.6' is required. Java 1.7 is Installed and the Registry is Pointing to it

Jar Environment Variables Java

Why does this Java code compile?

Java Compiler Construction

Caused by: java.security.UnrecoverableKeyException: Cannot recover key

Java Ssl Ssl Certificate Jks

How to shuffle an ArrayList

Java List Collections

Is passing 'this' in a method call accepted practice in java

Java

could not extract ResultSet in hibernate

Java Sql Hibernate Spring Mvc

How to convert AAR to JAR

Java Jar Aar

When is an interface with a default method initialized?

Java Interface Java 8 Default Method

How to map values in a map in Java 8?

Java Map Lambda Java 8

Why does i = i + i give me 0?

Java Math Variable Assignment

Log4j2 configuration - No log4j2 configuration file found

Java Logging Log4j2

TransactionRequiredException Executing an update/delete query

Java Spring Hibernate Mongodb Jpa

init-param and context-param

Java Servlets

How does the Spring @ResponseBody annotation work?

Java Json Spring Rest Spring Mvc

Java 8 Supplier with arguments in the constructor

Java Lambda Functional Programming Java 8 Functional Interface

Hibernate-sequence doesn't exist

Java Spring Hibernate

How do I change the color of icon of the selected tab of TabLayout?

Java Android Material Design Android Tablayout

Is it possible to use the Java 8 Stream API on Android API < 24?

Java Android Java 8 Java Stream

Okhttp3 - RequestBody.create(contentType, content) Deprecated

Java Okhttp Okhttp3

Is there any need to switch to modules when migrating to Java 9 or later?

Java Java 11 Java Platform-Module-System

Why is it impossible, without attempting I/O, to detect that TCP socket was gracefully closed by peer?

Java Sockets Tcp Network Programming

Is there something like instanceOf(Class<?> c) in Java?

Java Reflection Instanceof

What are FTL files

Java Freemarker

How to upper case every first letter of word in a string?

Java String

Java NIO: What does IOException: Broken pipe mean?

Java Nio

How to invoke a Linux shell command from Java

Java Shell Command Line

How do I sort a list by different parameters at different timed

Java Sorting

Have you ever used PhantomReference in any project?

Java Reference

Java: How to check if object is null?

Java Android

Listing files in a directory matching a pattern in Java

Java Io

java: How can I do dynamic casting of a variable from one type to another?

Java Casting Dynamic Cast

How to pass a type as a method parameter in Java

Java Types

How to write Javadoc of properties?

Java Javadoc

Getting Class type from String

Java Class Reflection

Shortcut "or-assignment" (|=) operator in Java

Java Assignment Operator Compound Assignment Or Operator

is guava-libraries available in maven repo?

Java Maven Guava

Javadoc reuse for overloaded methods

Java Javadoc

Visitor pattern's purpose with examples

Java Design Patterns Visitor Pattern

Samples of Scala and Java code where Scala code looks simpler/has fewer lines?

Java Scala Comparison Language Features

Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh

Java Jsp Velocity Tiles Freemarker

Does Java have mutable types for Integer, Float, Double, Long?

Java Numbers Integer Mutable Built In

Java generics - get class?

Java Generics

How do I add one month to current date in Java?

Java Java Time

Java Eclipse: Difference between exporting as a JAR and exporting as a Runnable JAR

Java Eclipse Jar

Listener for Done button on EditText?

Java Android Kotlin

Is there a throws keyword in C# like in Java?

C#Java Exception Throw Throws

How do I run Java .class files?

Java Compilation

Algid parse error, not a sequence

Java Security Rsa

mockito callbacks and getting argument values

Java Unit Testing Mocking Mockito

Java's createNewFile() - will it also create directories?

Java File Io Directory

Jersey: Print the actual request

Java Jersey

Convert from days to milliseconds

Java Datetime Conversion

how to delete the content of text file without deleting itself

Java Android

How do I exit a while loop in Java?

Java While Loop Exit Break

Better way to find index of item in ArrayList?

Java For Loop Arraylist

How to remove the first and last character of a string?

Java String

What's the meaning of an object's monitor in Java? Why use this word?

Java Multithreading Monitor

How to convert a string Date to long millseconds

Java Android Epoch Milliseconds Date Conversion

How do I get milliseconds from epoch (1970-01-01) in Java?

Java Date

Platform.runLater and Task in JavaFX

Java Multithreading User Interface Task Javafx

How to initialize an array in Java?

Java Arrays Initialization

NullPointerException in Collectors.toMap with null entry values

Java Nullpointerexception Java Stream Collectors

Room - Schema export directory is not provided to the annotation processor so we cannot export the schema

Java Android Database Android Room

Most efficient way to increment a Map value in Java

Java Optimization Collections

How to print a query string with parameter values when using Hibernate

Java Sql Hibernate Orm

Is there a simple CLI Java linter?

Java Lint

What is the better API to Reading Excel sheets in java - JXL or Apache POI

Java Excel Apache Poi Jxl

Is the creation of Java class files deterministic?

Java Compiler Construction Javac

Thymeleaf: Concatenation - Could not parse as expression

Java Html Thymeleaf

Filling a List with all enum values in Java

Java List Enums

Vagrant for a Java project: should you compile in the VM or on the host?

Java Vagrant

Android studio - Failed to find target android-18

Java Android Gradle Android Studio

What is the difference between ExecutorService.submit and ExecutorService.execute in this code in Java?

Java Multithreading Threadpool Executorservice

What is the correct order of calling superclass methods in onPause, onStop and onDestroy methods? and Why?

Java Android Android Lifecycle

Java 1.8 ASM ClassReader failed to parse class file - probably due to a new Java class file version that isn't supported yet

Java Spring Java 8

What is the difference between defining @Transactional on class vs method

Java Spring Spring Mvc Spring Transactions

Very confused by Java 8 Comparator type inference

Java Sorting Lambda Java 8 Comparator

Is there a standard java exception class that means "The object was not found"?

Java Exception Standard Library

How to listen for Picasso (Android) load complete events?

Java Android Picasso

Class file has wrong version 52.0, should be 50.0

Java Intellij Idea

JavaFX - setVisible hides the element but doesn't rearrange adjacent nodes

Java Javafx Javafx 2 Javafx 8 Fxml

Should I strictly avoid using enums on Android?

Java Android Enums

Why is this class not thread safe?

Java Multithreading Thread Safety

Modifying Objects within stream in Java8 while iterating

Java Java 8 Java Stream

How to test if JSON path does not include a specific element, or if the element is present it is null?

Java Unit Testing Spring Mvc Jsonpath Mockmvc

Breakpoint at "throw new SilentExitException()" in Eclipse + Spring Boot

Java Eclipse Spring Boot Breakpoints Spring Tool-Suite

Lombok @Builder and JPA Default constructor

Java Spring Spring Data-Jpa Lombok

Difference between C# and Java's ternary operator (? :)

Java C#Ternary Operator Conditional Operator

How to request Location Permission at runtime

Java Android

How to quit the JShell and go back to the command-line?

Java Java 9 Jshell

After Spring Boot 2.0 migration: jdbcUrl is required with driverClassName

Java Spring Spring Boot

How to install openjdk-8-jdk on Debian 10 (Buster)?

Java Java 8 Debian

Has been compiled by a more recent version of the Java Runtime (class file version 57.0)

Java Intellij Idea Sdk

Extending an enum via inheritance

C#Java .Net

Representing Monetary Values in Java

Java Currency Bigdecimal

JFrame Maximize window

Java Swing Maximize Window

How to add hyperlink in JLabel?

Java Swing Hyperlink Jlabel

Parse String to Date with Different Format in Java

Java String Date

Differences between Java interfaces and Objective-C protocols?

Java Objective C

What are the differences between Servlet 2.5 and 3?

Java Servlets Jakarta Ee

Is it ok by REST to return content after POST?

Java Rest Restlet

Hibernate Auto Increment ID

Java Hibernate Auto Increment

java.lang.IllegalStateException in .NET?

Java .Net Exception

How to set focus on a view when a layout is created and displayed?

Java Android Focus

Iterate enum values using java generics

Java Generics Enums Enumeration

BitmapFactory.decodeStream returning null when options are set

Java Android Image Bitmap

List all files from a directory recursively with Java

Java File Io

SimpleDateFormat parsing date with 'Z' literal

Java Datetime Parsing Timezone Simpledateformat

Duplicated Java runtime options : what is the order of preference?

Java Jvm Jvm Arguments Java Opts

How can I write an anonymous function in Java?

Java Anonymous Function

Java AES and using my own Key

Java Key Aes

Java: bounded wildcards or bounded type parameter?

Java Api Generics Bounded Wildcard

How to sort an array of ints using a custom comparator?

Java Sorting

Synchronizing access to SimpleDateFormat

Java Multithreading Concurrency Simpledateformat

Check string for palindrome

Java Arrays String Char Palindrome

How can I convert integer into float in Java?

Java Integer Floating Point

Java: ExecutorService that blocks on submission after a certain queue size

Java Concurrency Threadpool Executorservice

Is there a general string substitution function similar to sl4fj?

Java

Check if String contains only letters

Java String

How can I grab all query parameters in Jersey JaxRS?

Java Jersey Jax Rs

When and how to use hibernate second level cache?

Java Hibernate Caching Second Level-Cache

OSGi, Java Modularity and Jigsaw

Java Osgi Classloader Java Platform-Module-System

How to delete directory content in Java?

Java File Io Delete Directory

Getting unix timestamp from Date()

Java Date

Calculating powers of integers

Java Math

Assert regex matches in JUnit

Java Regex Junit

WELD-000072 Managed bean declaring a passivating scope must be passivation capable

Java Cdi Jboss Weld

Apache HttpClient Interim Error: NoHttpResponseException

Java Httpclient

java compiled classes contain dollar signs

Java Class Compilation

Regular expression to validate username

Java Php Html Regex Perl

Get unique values from ArrayList in Java

Java List Set

IntelliJ IDEA 12 code completion without capitalisation

Java Intellij Idea

Why do Double.parseDouble(null) and Integer.parseInt(null) throw different exceptions?

Java Exception Nullpointerexception Numberformatexception

Difference between casting to String and String.valueOf

Java Casting

Get a JSON object from a HTTP response

Java Android Json

Why is long slower than int in x64 Java?

Java Performance 32bit 64bit Long Integer

Sending GET request with Authentication headers using restTemplate

Java Spring Spring Mvc Resttemplate

javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake during web service communicaiton

Java Ssl Webservice Client

Does spring @Scheduled annotated methods runs on different threads?

Java Spring Scheduled Tasks

Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6

Java Android Eclipse Adt Avd

spring data jpa @query and pageable

Java Spring Hibernate Jpa Spring Data-Jpa

How to Autowire Bean of generic type <T> in Spring?

Java Spring Generics Autowired Spring Annotations

Delete Not Working with JpaRepository

Java Hibernate Jpa Spring Data Spring Data-Jpa

WAITING at sun.misc.Unsafe.park(Native Method)

Java Multithreading Concurrency java.util.concurrent

Android RecyclerView Scrolling Performance

Java Android Performance Android Recyclerview

How to decompile to java files intellij idea

Java Intellij Idea Java 8 Decompiling

CollapsingToolbarLayout doesn't recognize scroll fling

Java Android Xml Android Collapsingtoolbarlayout

IntelliJ IDEA and Gradle - Cannot be applied to '(groovy.lang.Closure)'

Java Intellij Idea Groovy Gradle build.gradle

Overriding beans in Integration tests

Java Spring Spring Boot Spring Test Spring Web

Android: Dex cannot parse version 52 byte code

Java Android Maven Android Studio

Spring: overriding one application.property from command line

Java Spring Spring Boot

Find and Replace symbol for whole project intellij?

Java Intellij Idea Replace Find Intellij 14

Better way to map Kotlin data objects to data objects

Java Kotlin Modelmapper

No String-argument constructor/factory method to deserialize from String value ('')

Java Json Spring

Easy way to convert Iterable to Collection

Java Collections Spring Data Iterable

Get source JARs from Maven repository

Java Maven Mvn Repo

Should we @Override an interface's method implementation?

Java Oop Interface Annotations

Remove HTML tags from a String

Java Html Regex Parsing

How to extract a substring using regex

Java Regex String Text Extraction

Using Enum values as String literals

Java String Enums

What does the "static" modifier after "import" mean?

Java Modifier Static Import

How to detect a loop in a linked list?

Java Algorithm Data Structures Linked List

What is the convention for word separator in Java package names?

Java Naming Conventions Package

Rethrowing exceptions in Java without losing the stack trace

Java Exception

Is it safe to use Project Lombok?

Java Lombok

Syntax for creating a two-dimensional array in Java

Java Multidimensional Array

IntelliJ can't recognize JavaFX 11 with OpenJDK 11

Java Intellij Idea Javafx Java 11 Javafx 11

Is there an effective tool to convert C# code to Java code?

Java C#Code Translation

Is there a no-duplicate List implementation out there?

Java List Collections Duplicates

What Java FTP client library should I use?

Java Ftp Client

How to bring a window to the front?

Java Windows Swing Awt

When is a ConcurrentSkipListSet useful?

Java Data Structures Collections Concurrency

What is .jspf file extension? How to compile it?

Java Jsp Jsp Fragments

Increasing the JVM maximum heap size for memory intensive applications

Java Jvm Jvm Arguments

JTable How to refresh table model after insert delete or update the data.

Java Swing Refresh Jtable Tablemodel

Android - Activity Constructor vs onCreate

Java Android Garbage Collection Android Activity Oncreate

How to draw a filled triangle in android canvas?

Java Android Google Maps Android Canvas

How to convert Integer to int?

Java Integer

What is the best way to remove the first element from an array?

Java Arrays

Is it possible to make log4j display which file it used to configure itself?

Java Log4j

How to check a boolean condition in EL?

Java Jsp El

GC overhead limit exceeded

Java Garbage Collection Jvm

How to read from standard input line by line?

Java Scala Io java.util.scanner

How to use ClassLoader.getResources() correctly?

Java Resources Classpath Classloader Getresource

How to make an executable JAR file?

Java Jar Executable Jar

Java: Convert a String (representing an IP) to InetAddress

Java Ip Inetaddress

Regex: what is InCombiningDiacriticalMarks?

Java Regex Unicode

How to fix an UnsatisfiedLinkError (Can't find dependent libraries) in a JNI project

Java Windows Xp Java Native-Interface Libsndfile

Does Java support Currying?

Java Functional Programming Currying Partial Application

How to run all tests in a particular package with Maven?

Java Maven Junit

Print the stack trace of an exception

Java Exception

Tool for analyzing large Java heap dumps

Java Profiling

Exception NoClassDefFoundError for CacheProvider

Java Hibernate Spring Exception Web Applications

Serializing enums with Jackson

Java Json Spring Spring Mvc Jackson

What is the Eclipse shortcut for "public static void main(String args[])"?

Java Eclipse Keyboard Shortcuts Main

how to access downloads folder in android?

Java Android Kotlin Android Progressbar Android Storage

How can non-ASCII characters be removed from a string?

Java Regex String Replace Char

Y returns 2012 while y returns 2011 in SimpleDateFormat

Java Date Simpledateformat

Raising a number to a power in Java

Java

How to switch to the new browser window, which opens after click on the button?

Java Selenium Selenium Webdriver Webdriver New Window

How to get current class name including package name in Java?

Java Eclipse Package Classname

How to train the Stanford Parser with Genia Corpus?

Java Nlp Stanford Nlp

Getting enum associated with int value

Java Enums

Convert double to BigDecimal and set BigDecimal Precision

Java Double Bigdecimal

What are the date formats available in SimpleDateFormat class?

Java Date Simpledateformat

Jersey client: How to add a list as query parameter

Java Rest Jersey

Why shouldn't an Android app be written in C/C++ because you "simply prefer to program in C/C++"?

Java Android C++

How to add image in a TextView text?

Java Android Xml Image Textview

How to deserialize a class with overloaded constructors using JsonCreator

Java Json Jackson

When multiple java programs run on the same machine

Java Jvm

Is it better to use System.arraycopy(...) than a for loop for copying arrays?

Java

How to check the extension of a Java 7 Path

Java Path Java 7

How to set String Array in Java Annotation

Java Annotations

Java 8 Lambda Expressions - what about multiple methods in nested class

Java Lambda Java 8 Anonymous Class

Iterator vs for

Java For Loop Iterator

Merge lists with stream API

Java List Java 8 Java Stream

How to change Java version for Maven in IntelliJ?

Java Maven Intellij Idea

Running jmap getting Unable to open socket file

Java Linux Jvm Jvm Hotspot

VisualVM - Thread States

Java Jvm Visualvm Jvisualvm

Adding new value to existing Stream

Java Java 8 Wildcard

Alternative for String.join in Android?

Java Android

BigDecimal, precision and scale

Java Jpa Scale Precision Bigdecimal

'Source code does not match the bytecode' when debugging on a device

Java Android Android Studio Android Debug Android 6.0.1-Marshmallow

Seemingly endless loop terminates, unless System.out.println is used

Java For Loop Infinite Loop

What's the difference between requires and requires transitive statements in Java 9?

Java Java 9 Java Module Requires Module Info

Why no static methods in Interfaces, but static fields and inner classes OK? [pre-Java8]

Java Interface Jls

"Always on Top" Windows with Java

Java User Interface Swing Awt

Is there something like python's interactive REPL mode, but for Java?

Java Read Eval-Print-Loop

How to open a file with the default associated program

Java Desktop

Disabling Log4J Output in Java

Java Logging Log4j

What is the correct target for the JAVA_HOME environment variable for a Linux OpenJDK Debian-based distribution?

Java Grails Java Home Debian Based

In Java, how do you determine if a thread is running?

Java Multithreading

Android: How to use AlarmManager

Java Android Alarmmanager Android Alarms Android 1.5-Cupcake

Is it legal to call the start method twice on the same Thread?

Java Android Multithreading

Best Practice to Use HttpClient in Multithreaded Environment

Java Apache Commons-Httpclient

Java, reading a file from current directory?

Java

How can I slice an ArrayList out of an ArrayList in Java?

Java Arraylist

Evaluate list.contains string in JSTL

Java Jsp Jstl

Freemarker iterating over hashmap keys

Java Freemarker

SimpleDateFormat and locale based format string

Java Date Locale Simpledateformat

How can I reference my Java Enum without specifying its type

Java Enums

Java: Thread.currentThread().sleep(x) vs. Thread.sleep(x)

Java Eclipse Multithreading Sleep Warnings

Difference between -XX:+UseParallelGC and -XX:+UseParNewGC

Java Jvm Arguments

Java G1 garbage collection in production

Java Garbage Collection Java 7 G1gc

How can I find out if code is running inside a JUnit test or not?

Java Junit

Time consts in Java?

Java Date Time Constants

How to update maven repository in Eclipse?

Java Eclipse Maven 2 Build M2eclipse

How can I tell jaxb / Maven to generate multiple schema packages?

Maven 2 Jaxb Schema Xsd Java

assert vs. JUnit Assertions

Java Junit Assert Assertions

Why do we need immutable class?

Java Design Patterns Immutability

deleting folder from java

Java File Directory

What is the default username and password in Tomcat?

Java Tomcat Netbeans

How can I profile my Android app?

Java Android Performance Profiling

Join String list elements with a delimiter in one step

Java

JAX-WS client : what's the correct path to access the local WSDL?

Java Netbeans Client Jax Ws

Java: Insert multiple rows into MySQL with PreparedStatement

Java Mysql Jdbc Prepared Statement Batch Insert

What is the difference between Reader and InputStream?

Java File Inputstream Filereader Fileinputstream

Change Name of Import in Java, or import two classes with the same name

Java Import

How to configure encoding in Maven?

Java Maven Encoding Maven 2 Maven 3

JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instantiate from JSON object

Java Json Spring Annotations Jackson

What in the world are Spring beans?

Java Spring Grails

How to log SQL statements in Spring Boot?

Java Spring Hibernate Spring Boot Logging

What does the 'static' keyword do in a class?

Java Static Oop Language Features Restriction

Finding Number of Cores in Java

Java

Mocking static methods with Mockito

Java Unit Testing Static Mocking Mockito

How can I download and save a file from the Internet using Java?

Java Download

Check orientation on Android phone

Java Android Orientation

Why use finally instead of code after catch

Java Try Catch-Finally

Converting char[] to byte[]

Java Arrays Type Conversion

Can two Java methods have same name with different return types?

Java Methods Return Type

Java generics void/Void types

Java Void Return Type

Does calling clone() on an array also clone its contents?

Java Clone

getting only name of the class Class.getName()

Java Class

How do I figure out and change which version of Java Maven is using to execute?

Java Maven

What are ReservedCodeCacheSize and InitialCodeCacheSize?

Java Jvm Jvm Hotspot

How to hide the soft keyboard inside a fragment?

Java Android Kotlin Android Fragments Android Softkeyboard

How do I compile with -Xlint:unchecked?

Java Compiler Errors Unchecked

Integer to two digits hex in Java

Java Integer Hex

How to use Guice's AssistedInject?

Java Guice Guice 3

JSTL if tag for equal strings

Java Jsp Websphere Jstl Jsp Tags

how do I get file size of temp file in android?

Java Android

Java converting Image to BufferedImage

Java Image Casting Bufferedimage

Send Mail to multiple Recipients in java

Java Jakarta Mail

How do I convert a String to a BigInteger?

Java String Biginteger

Resolving ip-address of a hostname

Java

How to set the project name/group/version, plus {source,target} compatibility in the same file?

Java Gradle

Finding second occurrence of a substring in a string in Java

Java String Substring Indexof

Are private methods really safe?

Java Reflection Private Access Modifiers

Avoid Jackson serialization on non fetched lazy objects

Java Spring Hibernate Serialization Jackson

Advice deploying war files vs executable jar with embedded container

Java Playframework War Spring Boot Dropwizard

Java: what exactly is the difference between NIO and NIO.2?

Java Io Nio Difference

Spring-Boot: How do I set JDBC pool properties like maximum number of connections?

Java Spring Jdbc Spring Boot Tomcat Jdbc

No content to map due to end-of-input jackson parser

Java Android Json Jackson

App crashing when trying to use RecyclerView on android 5.0

Java Android Android Layout Android Recyclerview Android 5.0-Lollipop

How to specify prefix for all controllers in Spring Boot?

Java Spring Spring Boot

Is it possible to use Mockito in Kotlin?

Java Mocking Mockito Kotlin

Remove "Using default security password" on Spring Boot

Java Spring Spring Boot Spring Security

How do I resolve "Duplicate files copied in APK META-INF/*"

Java Android Gradle

How can I convert a part of Java source file to Kotlin?

Java Android Android Studio Kotlin

Invalid signature file digest for Manifest main attributes exception while trying to run jar file

Java Intellij Idea Jar

How do I attach VisualVM to a simple Java process running in a Docker container

Java Docker Jmx

Spring Security 5 : There is no PasswordEncoder mapped for the id "null"

Java Spring Spring Boot Spring Security Spring Security-Oauth2

Table 'DBNAME.hibernate_sequence' doesn't exist

Java Mysql Spring Spring Boot Spring Data

Which free version of Java can I use for production environments and or commercial purposes?

Java Java 8 Azul Zulu Corretto

Is there an open source java enum of ISO 3166-1 country codes

Java Internationalization Country Codes Iso 3166

Differences between JDK and Java SDK

Sdk Java

How to implement a single instance Java application?

Java Single Instance

How to stop java process gracefully?

Java Linux Windows Shell Process

Turning off hibernate logging console output

Java Hibernate Logging

Finding all objects that have a given property inside a collection

Java Collections

Performance of ThreadLocal variable

Java Multithreading Performance Thread Local

Is there a good natural language processing library

Java Nlp

Explanation of ClassCastException in Java

Java Casting Classcastexception

file.delete() returns false even though file.exists(), file.canRead(), file.canWrite(), file.canExecute() all return true

Java File Fileoutputstream

Most efficient way to create InputStream from OutputStream

Java Io Stream Inputstream Bytearrayoutputstream

Auto-wiring a List using util schema gives NoSuchBeanDefinitionException

Java Spring

Which artifact for org.springframework.mail?

Java Spring Maven 2 Jakarta Mail

Catching Ctrl+C in Java

Java Command Line Control C

length and length() in Java

Java Arrays String

Is a Java array of primitives stored in stack or heap?

Java Arrays Heap Memory Primitive Types Stack Memory

Difference between logger.info and logger.debug

Java Logging Log4j

Java EE 6 vs. Spring 3 stack

Java Spring Jsf Jakarta Ee Java Ee-6

Foreign key constraints in Android using SQLite? on Delete cascade

Java Android Sqlite Foreign Keys

Java - Method name collision in interface implementation

Java Interface Multiple Inheritance Composition

Which is better H2 or HSQLDB?

Java Database Comparison Hsqldb H2

What is the use of adding a null key or value to a HashMap in Java?

Java Null Hashmap Key

Does java have something similar to C# properties?

C#Java Properties

Is there an equivalent to memcpy() in Java?

Java Bytearray

JPA: how do I persist a String into a database field, type MYSQL Text

Java Mysql Orm Jpa

Is Go subject to the same subtle memory-leaks that Java is?

Java Memory Leaks Go

Keep the order of the JSON keys during JSON conversion to CSV

Java Json Csv

How to make for loops in Java increase by increments other than 1

Java Loops For Loop

Javadoc: line breaks without HTML-tags?

Java Netbeans Comments Javadoc

is there a 'block until condition becomes true' function in java?

Java Multithreading Block

Mocking Java InputStream

Java Mocking

What's the right way to create a date in Java?

Java Datetime Date Calendar

How to bundle a JRE with Launch4j?

Portability Exe Java Launch4j

When would I use java Collections singletonMap method?

Java Collections Map

mock or stub for chained call

Java Unit Testing Mocking Mockito

When to use HashMap over LinkedList or ArrayList and vice-versa

Java Arrays Arraylist Linked List Hashmap

Spring cron expression for every after 30 minutes

Java Spring Cron Expression

How to Parse JSON Array with Gson

Java Android Arrays Json Gson

How do I copy the contents of one ArrayList into another?

Java Reference Variable Assignment

How to write data with FileOutputStream without losing old data?

Java Fileoutputstream

The specified DSN contains an architecture mismatch between the Driver and Application. JAVA

Java Odbc

UnsupportedOperationException at java.util.AbstractList.add

Java List Exception Abstract Class

What is the difference between Tomcat, JBoss and Glassfish?

Java Tomcat Jboss Glassfish Enterprise

Generating all permutations of a given string

Java Algorithm

What should I set JAVA_HOME environment variable on macOS X 10.6?

Java Macos Configuration

How to capitalize the first character of each word in a string

Java String Uppercase Lowercase Capitalization

How to run test methods in specific order in JUnit4?

Java Unit Testing Junit Junit4

Custom thread pool in Java 8 parallel stream

Java Concurrency Parallel Processing Java 8 Java Stream

How do I install Java on Mac OSX allowing version switching?

Java Macos Java 17

Steps needed to use MySQL database with Play framework 2.0

Java Playframework Playframework 2.0 Ebean

Getting class by its name

Java Android Class

Why doesn't Java allow private members in interface?

Java

I need to learn Web Services in Java. What are the different types in it?

Java Web Services

Can newer JRE versions run Java programs compiled with older JDK versions?

Java

How to convert a string with Unicode encoding to a string of letters

Java Unicode Encoding

How to read .pem file to get private and public key

Java Openssl X509 Pem Pkcs#8

Why would one declare an immutable class final in Java?

Java Immutability Final

Is using a labeled break a good practice in Java?

Java

Getting java.net.SocketTimeoutException: Connection timed out in android

Java Android Httpurlconnection Java Io

What is the "proper" way to cast Hibernate Query.list() to List<Type>?

Java Hibernate Generics

Java check if boolean is null

Java Performance Boolean Nullable

Create a Bitmap/Drawable from file path

Java Android Android Drawable Bitmapfactory

How Do I Upload Eclipse Projects to GitHub?

Java Eclipse Git Github

Declaring multiple arrays with 64 elements 1000 times faster than declaring array of 65 elements

Java Arrays

Java: Convert String to TimeStamp

Java Date Datetime Timestamp

What is the purpose of Mavens dependency declarations classifier property?

Java Maven Dependency Management

javac: invalid target release: 1.8

Java Netbeans Javafx Runtime Error

What is the difference between an Observer and a Subscriber?

Java Rx Java

What is the default max heap size (-Xmx) in Java 8?

Java Memory

How can I force Gradle to set the same version for two dependencies?

Java Gradle Dependencies build.gradle Gradle Dependencies

Spring Boot Program cannot find main class

Java Eclipse Spring Mvc Spring Boot

How to change color of hamburger icon in material design navigation drawer

Java Android User Interface Material Design Navigation Drawer

Gson: @Expose vs @SerializedName

Java Android Json Gson

Error:could not create the Java Virtual Machine Error:A fatal exception has occured.Program will exit

Java Java 8

Static initialisation block in Kotlin

Java Static Kotlin Initializer

Is it better to return an ImmutableMap or a Map?

Java Design Patterns Immutable Collections

Java stream toArray() convert to a specific type of array

Java Arrays Java 8 Java Stream

Caused by: org.flywaydb.core.api.FlywayException: Validate failed. Migration Checksum mismatch for migration 2

Java Spring Boot Flyway

Intellij maven project Fatal error compiling: invalid flag: --release

Java Maven Spring Boot Intellij Idea Maven Compiler-Plugin

Spring Data JPA findOne() change to Optional how to use this?

Java Spring Spring Data-Jpa

Why would a "java.net.ConnectException: Connection timed out" exception occur when URL is up?

Java Connection Urlconnection Connectexception

Should I keep my project files under version control?

Java Eclipse Version Control Ide

Checkstyle vs. PMD

Java Static Analysis Findbugs Checkstyle Pmd

Java System.currentTimeMillis() equivalent in C#

C#Java .Net Datetime

Does using final for variables in Java improve garbage collection?

Java Garbage Collection Final

Java dynamic binding and method overriding

Java Inheritance Dynamic Binding

What strategy do you use for package naming in Java projects and why?

Java Naming Conventions Packages

open resource with relative path in Java

Java Resources Loading

How do I fill arrays in Java?

Java Arrays

Converting a Java collection into a Scala collection

Java Scala Scala Collections Scala 2.7

How to interrupt a BlockingQueue which is blocking on take()?

Java Concurrency Blockingqueue

Where do I configure log4j in a JUnit test class?

Java Logging Junit Log4j

How can I get the count of line in a file in an efficient way?

Java File

How to see JIT-compiled code in JVM?

Java Assembly Jvm Jit

When should I use ConcurrentSkipListMap?

Java Performance Multithreading Map Concurrenthashmap

Understanding the $ in Java's format strings

Java Formatter

Why does Java prohibit static fields in inner classes?

Java Inner Classes Static Members

Who is calling the Java Thread interrupt() method if I'm not?

Java Multithreading Exception Exception Handling

Splitting a string at every n-th character

Java Regex String Split

Merging two images

Java Image Processing Transparency Alpha

Is there any sizeof-like method in Java?

Java

Java Thread Garbage collected or not

Java Multithreading Garbage Collection

How to time Java program execution speed

Java

Why is System.arraycopy native in Java?

Java Native Arrays

Can I compile Java to native code?

Java Compilation Native Code

Java-syntax for explicitly specifying generic arguments in method calls

Java Generics

Immutable class?

Java String Immutability

How to get the last characters in a String in Java, regardless of String size

Java String

Selecting elements whose attribute begins with something in XPath

Java Html Xhtml Xpath

When exactly do you use the volatile keyword in Java?

Java Multithreading Volatile

JUnit4 fail() is here, but where is pass()?

Java Junit

ArrayList: how does the size increase?

Java Arrays Arraylist Collections

Is there a way to throw an exception without adding the throws declaration?

Java Exception

Java Mouse Event Right Click

Java Swing Mouse Right Click Swingutilities

How can I give an imageview click effect like a button on Android?

Java Android Button Imageview

Java: How can I compile an entire directory structure of code ?

Java Compilation Javac Directory Structure

Why StringBuilder when there is String?

Java String Stringbuilder

How to use JUnit and Hamcrest together?

Java Junit Hamcrest

Difference between servlet and web service

Java Web Services Spring Rest Terminology

How to find the index of an element in an int array?

Java Arrays Search Indexing

How to call a static method in JSP/EL?

Java Jsp El

How to Javadoc a Class's Individual Enums

Java Enums Javadoc

How to test abstract class in Java with JUnit?

Java Junit Abstract Class

AmazonS3 putObject with InputStream length example

Java Google App-Engine Amazon S3 Md5 Inputstream

What exactly does URLConnection.setDoOutput() affect?

Java Android Urlconnection

What's the point of Guava's Optional class

Java Generics Guava

Eclipse text cursor has changed and editor behaves differently

Java Eclipse Editor

why f is placed after float values?

Java Floating Point

How to make a new list with a property of an object which is in another list

Java List Collections Java Stream Guava

Hibernate error: ids for this class must be manually assigned before calling save():

Java Hibernate Identifier

Which comes first in a 2D array, rows or columns?

Java Multidimensional Array

Differences between requires_new and nested propagation in Spring transactions

Java Spring Transactions Propagation

Custom Layout for DialogFragment OnCreateView vs. OnCreateDialog

Java Android Mono xamarin.android Android Inflate

Turning an ExecutorService to daemon in Java

Java Multithreading Threadpool Executorservice Java Threads

@Cacheable key on multiple method arguments

Java Spring Ehcache

Stop spacebar keypress from triggering autocomplete in Eclipse

Java Eclipse

@Override is not allowed when implementing interface method

Java Extjs Intellij Idea Overriding Gxt

@Override is not allowed when implementing interface method

Java Extjs Intellij Idea Overriding Gxt

Injecting @Autowired private field during testing

Java Spring Unit Testing Junit Autowired

Get rid of "The value for annotation attribute must be a constant expression" message

Java Annotations

How to start debug mode from command prompt for apache tomcat server?

Java Tomcat

When do I have to use interfaces instead of abstract classes?

Java Oop Inheritance Interface Abstract Class

Best way to check for null values in Java?

Java Null Nullpointerexception

Read response body in JAX-RS client from a post request

Java Json Web Services Cxf Jax Rs

Handling errors in ANTLR4

Java Error Handling Antlr4

How can I prevent java.lang.NumberFormatException: For input string: "N/A"?

Java String Int Numberformatexception

Setting up JUnit with IntelliJ IDEA

Java Junit Intellij Idea

Create a new color drawable

Java Android Android Drawable Colordrawable

How to get the MethodInfo of a Java 8 method reference?

Java Reflection Lambda Java 8

Python equivalent of Java StringBuffer?

Java Python Stringbuffer

Issue with recording from the Open ONVIF (Network Video Interface Forum ) device

Java Networking Recording Ip Camera Onvif

Terminating a Java Program

Java

AssertEquals 2 Lists ignore order

Java Arrays Unit Testing Junit Assertion

Maven package/install without test (skip tests)

Java Maven

MySQL JDBC Driver 5.1.33 - Time Zone Issue

Java Mysql Tomcat Jdbc Timezone

Why doesn't Java offer operator overloading?

Java Operator Overloading

CharSequence VS String in Java?

Java String Charsequence

How to convert String to long in Java?

Java String

Java string split with "." (dot)

Java Regex String Split Indexoutofboundsexception

How to create a directory in Java?

Java Directory

How to sum a list of integers with java streams?

Java Java 8 Java Stream

JWT (JSON Web Token) library for Java

Java Json Web Token Jwt

Android Studio - No JVM Installation found

Java Android Jvm Android Studio

Gradle - Could not find or load main class

Java Spring Gradle build.gradle

De-activate a maven profile from command line

Java Maven Command Line-Interface

What makes Java easier to parse than C?

Java C Parsing Grammar

cannot resolve symbol javafx.application in IntelliJ Idea IDE

Java Intellij Idea Javafx

Why do we use autoboxing and unboxing in Java?

Java Autoboxing

Android: Alternative for context.getDrawable()

Java Android Eclipse Android Drawable

null-safe mapping Comparator using default implementations

Java Java 8 Comparator

How to inject a Map using the @Value Spring Annotation?

Java Spring Dependency Injection Annotations Spring Annotations

The 'instanceof' operator behaves differently for interfaces and classes

Java Class Inheritance Interface Instanceof

forEach loop Java 8 for Map entry set

Java Lambda Java 8

IntelliJ collapsing single line methods

Java Intellij Idea Formatting Intellij 14 Intellij 15

Retrofit 2 - URL Query Parameter

Java Android Retrofit Retrofit2

retrofit 2 @path Vs @query

Java Android Rest Retrofit2

What is the best way to return different types of ResponseEntity in Spring MVC or Spring-Boot

Java Json Spring Mvc Spring Boot

What is the best way to define log TAG constant in Kotlin?

Java Android Kotlin Constants

How to hide warning "Illegal reflective access" in java 9 without JVM argument?

Java Jvm Netty Java 9

Android LocationServices.FusedLocationApi deprecated

Java Android Deprecated Android Fusedlocation

Cannot be cast to class because they are in unnamed module of loader 'app'

Java Spring Boot Java 9 Java Module

Using underscores in Java variables and method names

Java Naming Conventions

How to sanity check a date in Java

Java Validation Calendar Date

java.util.zip.ZipException: error in opening zip file

Java Zip Unzip

What is the size of a boolean variable in Java?

Java Boolean

Best way to handle multiple constructors in Java

Java Constructor Field

Getting the inputstream from a classpath resource (XML file)

Java File Io Inputstream

Stand-alone Java code formatter/beautifier/pretty printer?

Java Coding Style Code Formatting

Should interfaces be placed in a separate package?

Java Interface Packages

Java: Converting String to and from ByteBuffer and associated problems

Java String Character Encoding Nio Bytebuffer

Remove diacritical marks (ń ǹ ň ñ ṅ ņ ṇ ṋ ṉ ̈ ɲ ƞ ᶇ ɳ ȵ) from Unicode chars

Java Unicode Diacritics Transliteration

Compare Date objects with different levels of precision

Java Junit

How to intentionally cause a custom java compiler warning message?

Java Compiler Warnings Javac

InetAddress.getLocalHost() throws UnknownHostException

Java Freebsd Opensolaris

Why doesn't Java have compound assignment versions of the conditional-and and conditional-or operators? (&&=, ||=)

Java Conditional Operator Assignment Operator Short Circuiting Compound Assignment

How to convert map to url query string?

Java Jakarta Ee Utilities

Why do people use bouncycastle instead of Java's built in JCE provider? What is the difference?

Java Cryptography

Getting the 'external' IP address in Java

Java Networking Network Programming Ip Address External

Increase permgen space

Java Tomcat Tomcat6 Permgen

JPA: difference between @JoinColumn and @PrimaryKeyJoinColumn?

Java Hibernate Jpa Jakarta Ee Identifying Relationship

What is the difference between Class Path and Build Path

Java Classpath Buildpath

Instantiate a class object with constructor that accepts a string parameter?

Java Html Reflection Constructor

Sorted array list in Java

Java Data Structures Sorted

How do you deal with maven-3 timestamped snapshots efficiently?

Java Maven 3

How do you use Intent.FLAG_ACTIVITY_CLEAR_TOP to clear the Activity Stack?

Java Android Android Intent Android Activity Android Manifest

equivalent to push() or pop() for arrays?

Java Android

Setting a timeout for socket operations

Java Sockets

How to make an Entity read-only?

Java Jpa

Find methods calls in Eclipse project

Java Eclipse Find

Convert integer value to matching Java Enum

Java

@Documented annotation in java

Java Eclipse Annotations

Call an executable and pass parameters

Java Exe Processbuilder

org.hibernate.MappingException: Could not determine type for: java.util.Set

Java Hibernate Jpa Annotations

JUnit testing with simulated user input

Java Eclipse Junit User Input

Prevent WebView from displaying "web page not available"

Java Android

What are the rules for evaluation order in Java?

Java Operator Precedence

What is the status of SwingLabs (SwingX) post acquisition

Java Swing Swingx

converting date time to 24 hour format

Java Datetime

android: changing option menu items programmatically

Java Android Option Menuitem

Exception in thread "main" java.lang.UnsupportedClassVersionError: a (Unsupported major.minor version 51.0)

Java Exception Java 7 Unsupported Class-Version

How to Replace dot (.) in a string in Java

Java Str Replace

How to find which classes implement a particular interface in Eclipse?

Java Eclipse Interface

RegEx to split camelCase or TitleCase (advanced)

Java Regex Camelcasing Title Case

Eclipse: The declared package does not match the expected package

Java Eclipse Package

Is it ok if I omit curly braces in Java?

Java Coding Style Brackets

In Java, is the result of the addition of two chars an int or a char?

Java Char Int Primitive Addition

Best practices/performance: mixing StringBuilder.append with String.concat

Java String Stringbuilder String Concatenation

Should JPA Entity Manager be closed?

Java Jpa

Checking if a collection is empty in Java: which is the best method?

Java Collections Is Empty

Why use Enums instead of Constants? Which is better in terms of software design and readability

Java Android Enums

Abstraction vs Encapsulation in Java

Java Oop Concept

Adding days to a date in Java

Java Date

Compare two objects with .equals() and == operator

Java Class Object Methods Equals

Extract digits from string - StringUtils Java

Java String Apache Stringutils String Utils

java.lang.VerifyError: Expecting a stackmap frame at branch target JDK 1.7

Java Jaxb Java 7

Manipulate alpha bytes of Java/Android color int

Java Android Bit Manipulation

Casting LinkedHashMap to Complex Object

Java Casting Jackson Linkedhashmap

Mapping PostgreSQL JSON column to a Hibernate entity property

Java Json Hibernate Postgresql Jpa

Static block in Java not executed

Java Static Access Modifiers

Create a file from a ByteArrayOutputStream

Java File File Io Io Bytearrayoutputstream

Apache POI Locking Header Rows

Java Apache Poi

Retrofit GSON serialize Date from json string into java.util.date

Java Android Json Gson Retrofit

Why is this not throwing a NullPointerException?

Java Reference Nullpointerexception

How can I increment a variable without exceeding a maximum value?

Java If Statement Switch Statement Saturation Arithmetic

What is the loop inversion technique?

Java Jvm Jit Machine Instruction

How To Inject AuthenticationManager using Java Configuration in a Custom Filter

Java Spring Spring Security Spring Java-Config

Using JavaFX in JRE 8, “Access restriction” error

Java Eclipse Javafx Java 8

Static enum vs. Non-static enum

Java Enums Static Members

Problems passing system properties and parameters when running Java class via Gradle

Java Gradle

Difference between openjdk-6-jre, openjdk-6-jre-headless, openjdk-6-jre-lib

Java Openjdk

Using a custom truststore in java as well as the default one

Java Ssl Keystore Truststore

JDK8 - Error "class file for javax.interceptor.InterceptorBinding not found" when trying to generate javadoc using Maven javadoc plugin

Java Maven Java 8 Maven Javadoc-Plugin

Spring Boot - Error creating bean with name 'dataSource' defined in class path resource

Java Spring Spring Boot

How can I mock methods of @InjectMocks class?

Java Unit Testing Mocking Mockito

Can Mockito verify an argument has certain properties/fields?

Java Unit Testing Mocking Mockito

How to secure REST API with Spring Boot and Spring Security?

Java Spring Rest Spring Security

Installing Oracle JDK on Windows subsystem for Linux

Java Linux Windows Windows Subsystem-for-Linux

How to check if a Firebase App is already initialized on Android

Java Android Google Api Firebase Firebase Realtime-Database

Initialize class fields in constructor or at declaration?

Java

No appenders could be found for logger(log4j)?

Java Eclipse Log4j

Is it possible to declare a variable in Gradle usable in Java?

Java Android Gradle Android Gradle-Plugin build.gradle

How to generate UML diagrams (especially sequence diagrams) from Java code?

Java Uml Reverse Engineering Diagram

Way to get number of digits in an int?

Java Integer

The superclass "javax.servlet.http.HttpServlet" was not found on the Java Build Path

Java Eclipse Maven Jsp

How to access a value defined in the application.properties file in Spring Boot

Java Spring Boot Properties File

Create the perfect JPA entity

Java Hibernate Jpa Equals

How to check if a String contains another String in a case insensitive manner in Java?

Java String

assertAll vs multiple assertions in JUnit5

Java Unit Testing Junit Assertions Junit5

Rxandroid What's the difference between SubscribeOn and ObserveOn

Java Android Rx Java Rx Android Rx Java2

Android gives error "Cannot fit requested classes in a single dex file"

Java Android Compiler Errors Dex

Android Gradle 5.0 Update:Cause: org.jetbrains.plugins.gradle.tooling.util

Java Android Android Studio Gradle

java.net.SocketException: Software caused connection abort: recv failed

Java Sockets

Why does "abcd".StartsWith("") return true?

C#Java Startswith

How to detect a remote side socket close?

Java Networking Sockets Tcp

Is Grails worth it?

Java Grails

How can I protect MySQL username and password from decompiling?

Java Mysql Security Reverse Engineering Decompiling

Java synchronized block vs. Collections.synchronizedMap

Java Synchronization

Integrating tomcat and eclipse as a hot-deploy environment

Java Eclipse Tomcat

GZIPInputStream reading line by line

Java File Io Filereader Gzipinputstream

Error setting a default null value for an annotation's field

Java Annotations Default

What is perm space?

Java Profiling

In Java, how do I get the difference in seconds between 2 dates?

Java Datetime Date

C# developers learning Java, what are the biggest differences one may overlook?

C#Java

How to cast Object to boolean?

Java Casting Primitive

Why can't your switch statement data type be long, Java?

Java Switch Statement Long Integer Language Design

Java2D: Increase the line width

Java Swing Graphics Java 2d

Check if table exists

Java Jdbc

How do you create an asynchronous HTTP request in JAVA?

Java Asynchronous Httprequest

ConcurrentModificationException for ArrayList

Java Collections Concurrency

Java : Best way to pass int by reference

Java Pass by-Reference

Getting the name of a sub-class from within a super-class

Java Class Subclass Super Superclass

SQlite Getting nearest locations (with latitude and longitude)

Java Android Sqlite Geolocation

Maven: How to change path to target directory from command line?

Java Maven 2 Maven

What's the C++ version of Java's ArrayList

Java C++Arraylist

java.lang.NoClassDefFoundError in junit

Java Eclipse Unit Testing Junit Noclassdeffounderror

How can I get the request URL from a Java Filter?

Java Url Servlet Filters

How does Java makes use of multiple cores?

Java Multithreading Parallel Processing

what is the Class object (java.lang.Class)?

Java Class Inheritance

Why the strange indentation on switch statements?

Java C Syntax

How can I dynamically add items to a Java array?

Java Arrays Dynamic Arrays

Initialize a static final field in the constructor

Java Static Constructor Final

shortcut : how to get eclipse to go to the ONLY implementation of an interface's method

Java Eclipse Keyboard Shortcuts

Creating InetAddress object in Java

Java Ip

Using File.listFiles with FileNameExtensionFilter

Java File Filter Java 6

Get HTTP code from org.apache.http.HttpResponse

Java Apache Httpresponse

HttpServletRequest - Get query string parameters, no form data

Java Servlets Query String

Are there any Fake File System frameworks for Java?

Java Unit Testing Testing Mocking

How to putAll on Java hashMap contents of one to another, but not replace existing keys and values?

Java Dictionary Hashmap

Copying sets Java

Java Copy Set

Sorting hashmap based on keys

Java Hashmap

How to Re-run failed JUnit tests immediately?

Java Testing Junit

Correct way to use StringBuilder in SQL

Java String Stringbuilder

How to customize parameter names when binding Spring MVC command objects?

Java Spring Spring Mvc

Logging while testing through Gradle

Java Scala Logging Gradle

Spring JDBC Template for calling Stored Procedures

Java Spring Spring Jdbc Jdbctemplate

Java regex for support Unicode?

Java Regex Unicode Cjk

what is java:comp/env?

Java Jakarta Ee Jndi

ConcurrentHashMap and Hashtable in Java

Java Hashmap Hashtable

How to supply Enum value to an annotation from a Constant in Java

Java Enums Annotations

How are integers internally represented at a bit level in Java?

Java Memory Binary Store Twos Complement

maven "cannot find symbol" message unhelpful

Java Maven Compiler Errors Settings

How to close a spring ApplicationContext?

Java Spring

Hibernate: flush() and commit()

Java Hibernate Orm

JUnit Testing Exceptions

Java Junit

java Arrays.sort 2d array

Java Arrays Sorting Matrix

Arraylist swap elements

Java Arraylist

How to create a gradle-based Java Project in Intellij IDEA 13.0.1 Community

Java Intellij Idea Gradle

File exists and IS directory, but listFiles() returns null

Java Android File Io File Permissions

Gson TypeToken with dynamic ArrayList item type

Java Reflection Arraylist Gson

Java 8 Streams FlatMap method example

Java Java 8 Java Stream Flatmap

org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 15

Java Eclipse Tomcat Java 8 Classformatexception

Which is best data type for phone number in MySQL and what should Java type mapping for it be?

Java Mysql Phone Number Digits

Android: Internet connectivity change listener

Java Android Connectivity

Difference between year-of-era and week-based-year?

Java Date Datetime Java 8 Java Time

In RxJava, how to pass a variable along when chaining observables?

Java Rx Java Reactive Programming Flatmap

Trying to use Spring Boot REST to Read JSON String from POST

Java Json Rest Spring Mvc Spring Boot

Get enum values as List of String in Java 8

Java Enums Java 8

Check if returned value is not null and if so assign it, in one line, with one method call

Java Syntax Null Variable Assignment Method Call

Java 8 times faster with arrays than std::vector in C++. What did I do wrong?

Java C++Arrays Performance Stdvector

Required arguments with a Lombok @Builder

Java Lombok

A peculiar feature of exception type inference in Java 8

Java Generics Java 8 Type Inference

Why does parallel stream with lambda in static initializer cause a deadlock?

Java Java 8 Deadlock Java Stream Fork Join

How to obtain the end of the day when given a LocalDate?

Java Java Time

Listing files in a specific "folder" of a AWS S3 bucket

Java Amazon Web-Services Amazon S3

How to fix "Exception thrown while unbinding, java.lang.IllegalArgumentException: Service not registered: lp@9f7d4ca" exception in Flutter?

Java Android Flutter Debugging

How do I find out what type each object is in a ArrayList<Object>?

Java Generics Reflection Arraylist

Java Strings: "String s = new String("silly");"

Java String

How do I set Java's min and max heap size through environment variables?

Java Environment Variables Heap Memory

How to generate a random alpha-numeric string

Java String Random Alphanumeric

Why does this code using random strings print "hello world"?

Java String Random

How to split a string in Java

Java String Split

Sort a Map<Key, Value> by values

Java Sorting Dictionary Collections

How to check if current thread is not main thread

Java Android Multithreading

Why doesn't JUnit provide assertNotEquals methods?

Java Junit Assert

Gson: How to exclude specific fields from Serialization without annotations

Java Json Serialization Gson

javax vs java package

Java

Mockito: Trying to spy on method is calling the original method

Java Junit Mockito

How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?

Java Spring Spring Mvc Http Error

Java int to String - Integer.toString(i) vs new Integer(i).toString()

Java String Int

Replace a character at a specific index in a string?

Java String Replace Indexing Character

Failed to install android-sdk: "java.lang.NoClassDefFoundError: javax/xml/bind/annotation/XmlSchema"

Java Android Java 9

Split Java String by New Line

Java Regex Split Newline

handling DATETIME values 0000-00-00 00:00:00 in JDBC

Java Sql Date Jdbc

In Java, can I define an integer constant in binary format?

Java Syntax Binary

How to set up java logging using a properties file? (java.util.logging)

Java Logging

Most elegant way to generate prime numbers

C#Java Algorithm Primes

Explanation of the get-put principle

Java Generics

How does Java's System.exit() work with try/catch/finally blocks?

Java Try Catch-Finally system.exit

Copy all values from fields in one class to another through reflection

Java Reflection

Obtaining a powerset of a set in Java

Java Algorithm Set Powerset

Check if a String contains a special character

Java String Special Characters

is the Java HashMap keySet() iteration order consistent?

Java Iteration Hashmap Hashset

What is the difference between 'super' and 'extends' in Java Generics

Java Generics

Is it possible to do computation before super() in the constructor?

Java

How to explicitly obtain post data in Spring MVC?

Java Spring Mvc

Java Integer compareTo() - why use comparison vs. subtraction?

Java Optimization Integer Comparison Integer Overflow

Explain JMX URL

Java Jmx

use startActivityForResult from non-activity

Java Android

How to solve circular reference in json serializer caused by hibernate bidirectional mapping?

Java Hibernate Json Serialization

Parse any date in Java

Java Date

Increment a Integer's int value?

Java Class Integer Int

Leaking this in constructor warning

Java Netbeans Constructor This Netbeans 6.9

Check if an object belongs to a class in Java

Java Polymorphism

Disabling contextual LOB creation as createClob() method threw error

Java Hibernate Oracle10g Clob

Why does Java allow arrays of size 0?

Java Arrays

What operations in Java are considered atomic?

Java Multithreading Atomic

en_US or en-US, which one should you use?

Java Localization Locale

Clarifying terminology - What does "hydrating" a JPA or Hibernate entity mean when fetching the entity from the DB

Java Hibernate Jpa Orm Lazy Loading

Hibernate lazy-load application design

Java Hibernate Spring Lazy Loading Application Design

XML element with attribute and content using JAXB

Java Xml Jaxb

Is it safe to call a synchronized method from another synchronized method?

Java Thread Safety

Make the console wait for a user input to close

Java Console Application

java how expensive is a method call

Java Performance Methods Call

Java regex to extract text between tags

Java Regex

HMAC-SHA256 Algorithm for signature calculation

Java Character Encoding Digital Signature Hmac

Android: how to get the current day of the week (Monday, etc...) in the user's language?

Java Android Date Localization Internationalization

Convert Date/Time for given Timezone - java

Java Datetime Formatting Timezone Timestamp

Is the JVM a compiler or an interpreter?

Java Jvm

How to list all AWS S3 objects in a bucket using Java

Java Amazon Web-Services Amazon S3

Is there an insertion order preserving Set that also implements List?

Java Collections

Remove part of string in Java

Java String

Write a program that will surely go into deadlock

Java Concurrency Deadlock

FIFO based Queue implementations?

Java Collections Queue

Access maven properties defined in the pom

Java Maven

Is there a way to make Runnable's run() throw an exception?

Java Android Runnable Throws

Java get available memory

Java Performance Web Services Memory Operating System

Handling passwords used for auth in source code

Java Security Authentication

How to convert byte[] to Byte[] and the other way around?

Java Arrays Byte Boxing

Spring MVC How take the parameter value of a GET HTTP Request in my controller method?

Java Spring Http Parameters Request

Good way to get any value from a Java Set?

Java Set Any

Which Java library provides base64 encoding/decoding?

Java

Scheduling a job with Spring programmatically (with fixedRate set dynamically)

Java Spring Scheduled Tasks Spring Annotations Spring Scheduled

Easy way to remove accents from a Unicode string?

Java String Unicode Diacritics

Prevent class member name obfuscation by ProGuard

Java Android Proguard Obfuscation

why HashMap Values are not cast in List?

Java Arraylist Collections Hashmap

Get method arguments using Spring AOP?

Java Spring

How to check if a double value has no decimal part

Java Double

What are the differences and similarties between Scala traits vs. Java 8 interfaces?

Java Scala

Format a message using MessageFormat.format() in Java

Java Resourcebundle

Getting String value from enum in Java

Java Enums

How to conditionally enable or disable scheduled jobs in Spring?

Java Spring Cron Scheduled Tasks

Android Retrofit Parameterized @Headers

Java Android Annotations Retrofit

How to create a generic array?

Java Generics

Default values and initialization in Java

Java Initialization Global Variables Default Value Local Variables

Collision resolution in Java HashMap

Java Hashmap

Can not set the final jar name with maven-assembly-plugin

Java Maven Maven 3

NoSuchMethodError in javax.persistence.Table.indexes()[Ljavax/persistence/Index

Java Playframework 2.0 Hibernate 4.x

Eclipse/Maven error: "No compiler is provided in this environment"

Java Eclipse Maven

How does ApplicationContextAware work in Spring?

Java Spring

Java 8: Formatting lambda with newlines and indentation

Java Eclipse Lambda Java 8 Java Stream

How to use the unsigned Integer in Java 8 and Java 9?

Java Java 8 Unsigned

How to change usage highlight color in IntelliJ IDEA

Java Intellij Idea

com.google.gson.internal.LinkedTreeMap cannot be cast to my class

Java Json Casting Gson

Maven 3.3.1 ECLIPSE: -Dmaven.multiModuleProjectDirectory system propery is not set

Java Eclipse Macos Maven

Can a spring boot @RestController be enabled/disabled using properties?

Java Spring Spring Boot Application Settings

Java - Check Not Null/Empty else assign default value

Java Inline Ternary

Pyspark: Exception: Java gateway process exited before sending the driver its port number

Java Python Macos Apache Spark Pyspark

(Retrofit) Could not locate converter for class crashing app

Java Android Retrofit

How to re-create database before each test in Spring?

Java Spring Spring Mvc Spring Boot Spring Test

What is the difference between @ComponentScan and @EnableAutoConfiguration in Spring Boot?

Java Spring Spring Mvc Spring Boot

How to uninstall Eclipse?

Java Eclipse Uninstallation Oomph Eclipse Installer

How do I remove objects from an array in Java?

Java Arrays Data Structures Data Manipulation

Migrations for Java

Java Ruby on-Rails Migration

Make DocumentBuilder.parse ignore DTD references

Java Document Dtd

How do I get which JRadioButton is selected from a ButtonGroup

Java Swing

How do I center a JDialog on screen?

Java Swing

Capturing image from webcam in java?

Java Image Webcam Capture

How to write a plugin for Eclipse?

Java Eclipse Plugins

What is the best approach for using an Enum as a singleton in Java?

Java Singleton

Does assigning objects to null in Java impact garbage collection?

Java Null Garbage Collection

Is there a way in Java to determine if a path is valid without attempting to create a file?

Java Validation Filesystems

Multiline text in JLabel

Java Swing Jlabel

Storing UUID as base64 String

Java Sql Bytearray Base64 Uuid

EL access a map value by Integer key

Java Jsp Jstl El

CollectionAssert in jUnit?

Java Junit Nunit Assertion

How to browse local Java App Engine datastore?

Java Google App-Engine Google Cloud-Datastore

JAVA_HOME directory in Linux

Java Linux Directory

indexOf Case Sensitive?

Java Case Sensitive

How can I "intercept" Ctrl+C in a CLI application?

Java Command Line Stdin Command Line-Interface Copy Paste

How to capitalize the first letter of a String in Java?

Java String Capitalize

How to solve the “failed to lazily initialize a collection of role” Hibernate exception

Java Spring Hibernate Jsp Spring Mvc

Convert java.util.Date to String

Java Date Formatting java.util.date

Getting the filenames of all files in a folder

Java File Directory Filenames

How to convert a char array back to a string?

Java Arrays String Char

What are the reasons why Map.get(Object key) is not (fully) generic

Java Generics Collections Map

How to set java_home on Windows 7?

Java Windows 7 Java Home System Variable

How do I define a method which takes a lambda as a parameter in Java 8?

Java Lambda Java 8

How do I tell Gradle to use specific JDK version?

Java Gradle build.gradle

Should I declare Jackson's ObjectMapper as a static field?

Java Json Jackson

IntelliJ - Convert a Java project/module into a Maven project/module

Java Maven Intellij Idea pom.xml

Hibernate Vs iBATIS

Java Hibernate Frameworks Persistence Ibatis

How should I name a java.util.Map?

Java Map Naming Conventions

How can I increase the JVM memory?

Java Jvm

maintaining TreeSet sort as object changes value

Java Collections Refresh Treeset Sortedset

What is more efficient: System.arraycopy or Arrays.copyOf?

Java Arrays Performance

Why has it failed to load main-class manifest attribute from a JAR file?

Java Jar Header Manifest

Android SeekBar Minimum Value

Java Android Android View Seekbar

When to use a Constructor and when to use getInstance() method (static factory methods)?

Java

Why comparing Integer with int can throw NullPointerException in Java?

Java Nullpointerexception Boxing

Why does Java have an "unreachable statement" compiler error?

Java Language Design Unreachable Statement

How to force derived class to call super method? (Like Android does)

Java Android Overriding Super

IntelliJ Static Import Completion

Java Intellij Idea

When to use throws in a Java method declaration?

Java Exception Handling Throws

Short IF - ELSE statement

Java If Statement

Which "if" construct is faster - statement or ternary operator?

Java Performance If Statement Shorthand Premature Optimization

What's the difference between Event Listeners & Handlers in Java?

Java Events Listener Handler

[L array notation - where does it come from?

Java Arrays

How to set system property?

Java

The MVC pattern and Swing

Java Swing Model View-Controller

Casting variables in Java

Java Casting

Mocking Java enum to add a value to test fail case

Java Unit Testing Enums Mocking Code Coverage

Converting byte array to String (Java)

Java Google App-Engine Character Encoding Bytearray

What's new in Hibernate 4?

Java Hibernate Changelog

Ring Buffer in Java

Java Buffer

Spring JSON request getting 406 (not Acceptable)

Java Javascript Ajax Json Spring

What is a suppressed exception?

Java Exception Exception Handling Try with-Resources

Are defaults in JDK 8 a form of multiple inheritance in Java?

Java Interface Closures Multiple Inheritance Java 8

What could be the cause of RejectedExecutionException

Java Multithreading

Guava: Why is there no Lists.filter() function?

Java List Filter Guava

Importing JSON into an Eclipse project

Java Eclipse Json Import

Why can't constructors be final, static, or abstract?

Java Syntax Constructor

Write a file in UTF-8 using FileWriter (Java)?

Java File Io Unicode Utf 8 File Format

Is there any library or algorithm for Persian (Shamsi or Jalali) calendar in Android?

Java Android Farsi Jalali Calendar

DBCP - validationQuery for different Databases

Java Connection Pooling Apache Commons-Dbcp

Using Locales with Java's toLowerCase() and toUpperCase()

Java String Locale

maven error: package org.junit does not exist

Java Maven 3 Junit4

Static block vs. initializer block in Java?

Java Static Block Initialization Block

Cannot construct instance of - Jackson

Java Jackson

How do I run IDEA IntelliJ on Mac OS X with JDK 7?

Java Macos Intellij Idea

How many significant digits do floats and doubles have in java?

Java Floating Point

Clone method for Java arrays

Java Arrays Clone

Android: Pass data(extras) to a fragment

Java Android Android Intent Nullpointerexception

Add one day into Joda-Time DateTime

Java Datetime Jodatime

How can I build a model to distinguish tweets about Apple (Inc.) from tweets about apple (fruit)?

Java Python R Machine Learning Classification

What is callback in Android?

Java Android

How to solve could not create the virtual machine error of Java Virtual Machine Launcher?

Java Eclipse Version Wicket Tomcat6

Eclipse Kepler for OS X Mavericks request Java SE 6

Java Eclipse Osx Mavericks

What is the default stack size, can it grow, how does it work with garbage collection?

Java Memory Stack

Android Animation Alpha

Java Android Animation Kotlin Alpha

What does “status” mean in Log4j2 configuration?

Java Logging Configuration Log4j Log4j2

Specified VM install not found: type Standard VM, name jre7

Java Eclipse Ant

Tomcat in Intellij Idea Community Edition

Java Apache Tomcat Intellij Idea

A JNI error has occurred, please check your installation and try again in Eclipse x86 Windows 8.1

Java Mysql Eclipse Java Native-Interface

Is there a way to compare lambdas?

Java Lambda Java 8

Java 8 Filter Array Using Lambda

Java Lambda Java 8

Is there an equivalent of Scala's Either in Java 8?

Java Scala Java 8

Why does this Java 8 lambda fail to compile?

Java Lambda Compiler Errors Java 8 Void

Large difference in speed of equivalent static and non static methods

Java Performance Object Methods Static

READ_EXTERNAL_STORAGE permission for Android

Java Android Audio Player Android External-Storage Android Music-Player

How does this Java code snippet work? (String pool and reflection)

Java String Reflection String Pool

Why is assertEquals(double,double) deprecated in JUnit?

Java Junit Junit4

Inheritance and recursion

Java Inheritance Recursion

Why is processing a sorted array slower than an unsorted array? (Java's ArrayList.indexOf)

Java Performance Arraylist

ActivityCompat.requestPermissions not showing dialog box

Java Android Permissions

SpringBoot - making jar files - No auto configuration classes found in META-INF/spring.factories

Java Spring Intellij Idea Spring Boot

How to programmatically add views and constraints to a ConstraintLayout?

Java Android Android Layout Android Constraintlayout

What are the pros and cons of the assorted Java web frameworks?

Java Web Frameworks Rich Internet-Application

Before and After Suite execution hook in jUnit 4.x

Java Testing Junit Integration Testing

How to resolve a Java Rounding Double issue

Java Math Rounding

In Java when does a URL connection close?

Java Exception Url Connection

JPA Multiple Embedded fields

Java Hibernate Jpa Jakarta Ee

How do I view JRE's source code in Eclipse?

Java Eclipse

Java decimal formatting using String.format?

Java Formatting Decimal

Getting Raw XML From SOAPMessage in Java

Java Soap Jax Ws

JAAS for human beings

Java Security Spring Spring Security Jaas

How to send java.util.logging to log4j?

Java Logging Log4j Apache Commons Slf4j

How to simulate a DB for testing (Java)?

Java Database Unit Testing Testing Jdbc

Code cleanup in netbeans

Java Ide Netbeans Formatting

Adding elements to a collection during iteration

Java Iterator

Is a Java int always 32 bits?

Java

Java: Unresolved compilation problem

Java

Raw Strings in Java - for regex in particular. Multiline strings

Java Regex String Rawstring

How is an instance initializer different from a constructor?

Java Instantiation

How to Serialize a list in java?

Java Serialization Collections Apache Commons

What is the best way to combine two lists into a map (Java)?

Java Data Structures Collections

ResultSet exception - before start of result set

Java Jdbc

How to escape the equals sign in properties files

Java Properties Escaping

Alternative to a goto statement in Java

Java Keyword Goto

Setting user agent of a java URLConnection

Java User Agent

How to change the size of the font of a JLabel to take the maximum size

Java Fonts Size Containers Jlabel

Junit before class ( non static )

Java Junit

Why are Python exceptions named "Error"?

Java Python Exception

How to handle a SIGTERM

Java Exit Sigterm

How to sort a List/ArrayList?

Java List Sorting Arraylist Collections

What is the easiest/best/most correct way to iterate through the characters of a string in Java?

Java String Iteration Character Tokenize

Difference between >>> and >>

Java Syntax Operators

How to print color in console using System.out.println?

Java Text Colors

Java Security: Illegal key size or default parameters?

Java

Why should I use the keyword "final" on a method parameter in Java?

Java Pass by-Reference Final Pass by-Value

How to wait for all threads to finish, using ExecutorService?

Java Multithreading Concurrency Parallel Processing Executorservice

How to send HTTP request in java?

Java Html Http Httpwebrequest

Android - Get value from HashMap

Java Android Hashmap Android Widget

Replace all occurrences of a String using StringBuilder?

Java

How do you write to a folder on an SD card in Android?

Java Android Http Download Android Sdcard

How can I make Java print quotes, like "Hello"?

Java Escaping Double Quotes system.out

Save child objects automatically using JPA Hibernate

Java Database Hibernate

Android: How to Enable/Disable Wifi or Internet Connection Programmatically

Java Android Kotlin Wifi Hotspot

Sort an ArrayList based on an object field

Java

When do I use super()?

Java Inheritance Super

System.console() returns null

Java Eclipse Console Springsource

PreparedStatement with Statement.RETURN_GENERATED_KEYS

Java Jdbc

XSLT processing with Java?

Java Xslt

java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty on Linux, or why is the default truststore empty

Java Security

IN-clause in HQL or Java Persistence Query Language

Java Hibernate Jpa Hql Jpql

Should I use JavaDoc deprecation or the annotation in Java?

Java Annotations Javadoc Deprecated

What does threshold mean in Log4J?

Java Logging Log4j

How to convert minutes to Hours and minutes (hh:mm) in java

Java

How to convert Double to int directly?

Java

Validation error: "No validator could be found for type: java.lang.Integer"

Java Hibernate Validation Spring Mvc

Process crashes during creation of RoboGuice injector, if there is a mocked instance in any module

Java Android Eclipse Roboguice

Java GUI listeners without AWT

Java Swing Layout Awt Listener

How to create immutable objects in Java?

Java Immutability

Sort Java Collection

Java Sorting Collections

java.lang.IllegalAccessError: tried to access method

Java Exception

Fastest way to strip all non-printable characters from a Java String

Java String Performance Optimization Micro Optimization

Is there a Java equivalent of Python's 'enumerate' function?

Java Python Iterator

Attributes / member variables in interfaces?

Java Interface

What do @SuppressWarnings("deprecation") and ("unused") mean in Java?

Java Android Suppress Warnings

When should I choose SAX over StAX?

Java Xml Xml Parsing Sax Stax

How to get row count using ResultSet in Java?

Java Jdbc Resultset

Android NDK tutorial/guide for beginners.

Java Android Android Ndk

Detecting a long press in Android

Java Android Touchscreen Long Click

Java getHours(), getMinutes() and getSeconds()

Java Date Hour Seconds Minute

Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect)

Java Hibernate Spring Amazon Web-Services Pessimistic Locking

How to get the size of a file in MB (Megabytes)?

Java File Url Filesize

Intellij Idea - automatically add final keyword to the generated variables

Java Intellij Idea

commons httpclient - Adding query string parameters to GET/POST request

Java Apache Httpclient-4.x

Format a BigDecimal as String with max 2 decimal digits, removing 0 on decimal part

Java Formatting Bigdecimal

Android Activity ClassNotFoundException - tried everything

Java Android Android Fragments Classnotfoundexception Android Library

How to ping an IP address

Java Ping Host

What is the difference between declaration and definition in Java?

Java

Java converting int to hex and back again

Java String Hex

Spring REST Service: how to configure to remove null objects in json response

Java Spring Jackson

How to match null passed to parameter of Class<T> with Mockito

Java Unit Testing Mocking Mockito

Can I delay a stubbed method response with Mockito?

Java Junit Mocking Mockito

Monads with Java 8

Java Java 8 Monads Optional

Change position of Google Maps API's "My location" button

Java Android Google Maps-Android-Api-2 Android Maps-V2

class A declares multiple JSON fields

Java Json Gson

How to include a config file in the "META-INF/services" folder of a JAR using Maven

Java Eclipse Maven pom.xml

Ignore .classpath and .project from Git

Java Eclipse Git Gitignore

What are the Java semantics of an escaped number in a character literal, e.g. '\15' ?

Java Syntax Character Literals Octal

Collectors.toMap() keyMapper -- more succinct expression?

Java Collections Lambda Java 8 Java Stream

EnableWebMvc annotation meaning

Java Spring Spring Mvc Annotations

Markdown to HTML with Java/Scala

Java Scala Markdown

How to get a range of items from stream using Java 8 lambda?

Java Filter Lambda Java 8

Does OkHttp support accepting self-signed SSL certs?

Java Retrofit Okhttp

How to specify jdk path in eclipse.ini on windows 8 when path contains space

Java Eclipse

Retrofit Expected BEGIN_OBJECT but was BEGIN_ARRAY

Java Android Json Gson Retrofit

non-blocking IO vs async IO and implementation in Java

Java Asynchronous Nonblocking

What is a possible use case of BigInteger's .isProbablePrime()?

Java Primes

Chaining Optionals in Java 8

Java Lambda Java 8 Optional

Convert string to BigDecimal in java

Java Bigdecimal

Configure DataSource programmatically in Spring Boot

Java Spring Datasource Spring Boot Credential Providers

java.lang.ClassCastException: java.util.Arrays$ArrayList cannot be cast to java.util.ArrayList

Java Arraylist Casting

maven dependency without version

Java Maven 3 Spring Io

ProGuard: duplicate definition of library class?

Java Android Android Studio Proguard Android Proguard

How do I turn a Java Enumeration into a Stream?

Java Java 8 Java Stream

throws Exception in a method with Kotlin

Java Kotlin Kotlin Extension

How to run bootRun with spring profile via gradle task

Java Spring Gradle

FirebaseApp with name [DEFAULT] doesn't exist

Java Android Firebase

How to concatenate a string with the new 1.8 stream API

Java Java 8 Java Stream

How do I create an empty Stream in Java?

Java Java Stream Enumerable

How to replace WireMock @Rule annotation in JUnit 5?

Java Junit5 Wiremock Junit Rule

Sort on a string that may contain a number

Java Algorithm String Sorting Comparison

Testing a JAX-RS Web Service?

Java Web Services Unit Testing Junit Jax Rs

Is Eclipse the best IDE for Java?

Java Eclipse Ide

scp transfer via java

Java Scp Bouncycastle Jsse Jsch

clone() vs copy constructor vs factory method?

Java Clone

Regular Expressions and GWT

Java Regex Gwt

log4j:WARN No appenders could be found for logger in web.xml

Java Spring Spring Mvc Log4j

What does CascadeType.REFRESH actually do?

Java Jpa

Java Enums: List enumerated values from a Class<? extends Enum>

Java Enums

How do determine if an object is locked (synchronized) so not to block in Java?

Java Synchronization

Sorting using Comparator- Descending order (User defined classes)

Java

Building a runnable jar with Maven 2

Java Maven 2 Build Process Executable Jar

Difference between each instance of servlet and each thread of servlet in servlets?

Java Servlets

make a JLabel wrap it's text by setting a max width

Java User Interface Swing Jlabel

Multiple unique constraints in JPA

Java Hibernate Jpa Orm Datanucleus

How to change the alias of a key within a keystore?

Java Maven 2 Java Web-Start Jar Signing

Is it faster to add to a collection then sort it, or add to a sorted collection?

Java Sorting Collections

What's the most useful and complete Java cheat sheet?

Java

Why is (a*b != 0) faster than (a != 0 && b != 0) in Java?

Java Performance Processing Efficiency Microbenchmark Branch Prediction

How to compare dates in Java?

Java Date Comparison

Checking if a string is empty or null in Java

Java

Downloading a file from spring controllers

Java Spring File Download Controller

Standard concise way to copy a file in Java?

Java File Copy

Launching Google Maps Directions via an intent on Android

Java Android Google Maps Android Intent

How to parse/format dates with LocalDateTime? (Java 8)

Java Datetime Java 8 Timestamp Java Time

What's the difference between Instant and LocalDateTime?

Java Datetime Java 8 Jsr310

How to negate a method reference predicate

Java Predicate Java 8 Negate

How to convert InputStream to virtual File

Java File Inputstream

Set specific bit in byte

Java Byte Bit Manipulation

Take n random elements from a List<E>?

Java Algorithm Random Sampling

When should I use a CompletionService over an ExecutorService?

Java Multithreading Concurrency Completion Service

When to use byte array & when byte buffer?

Java Byte Bytearray Buffer

Confusion in choosing between JavaGit, JGit and EGit

Java Eclipse Egit Jgit

java.io.IOException: mark/reset not supported

Java Audio Ioexception

ArrayList replace element if exists at a given index?

Java Arraylist

How to convert a Java String to an ASCII byte array?

Java Arrays String Ascii Bytearray

How to write junit tests for interfaces?

Java Unit Testing Testing Interface Junit

A datetime equivalent in java.sql ? (is there a java.sql.datetime ?)

Java Mysql Sql Datetime Jdbc

Add an object to an ArrayList and modify it later

Java Arraylist

How do I set log4j level on the command line?

Java Log4j

True-way solution in Java: parse 2 numbers from 2 strings and then return their sum

Java Parsing Exception

Does "put" overwrite existing values?

Java Hashmap Hashtable

Why if (n & -n) == n then n is a power of 2?

Java Logic Bit Manipulation

Autowire reference beans into list by type

Java Spring

Boolean.parseBoolean("1") = false...?

Java

Highlight exception throwers in IntelliJ IDEA

Java Eclipse Intellij Idea

In Java, what purpose do the keywords `final`, `finally` and `finalize` fulfil?

Java Final Finally Finalize

Why is volatile used in double checked locking

Java Design Patterns Locking Singleton Double Checked-Locking

How do you tell if a checkbox is selected in Selenium for Java?

Java Selenium Attributes Checkbox Nullpointerexception

Error: Registry key 'Software\JavaSoft\Java Runtime Environment'\CurrentVersion'?

Java Exception Environment Runtimeexception

Does unused import and objects have a performance impact

Java Import Package Bytecode

Fastest way to set all values of an array?

Java Arrays

Defining constant string in Java?

Java String

What does the UseCompressedOops JVM flag do and when should I use it?

Java Memory Jvm Jvm Hotspot

Java Generics WildCard: <? extends Number> vs <T extends Number>

Java Generics

WebDriver - wait for element using Java

Java Webdriver Selenium Webdriver

How to close a JavaFX application on window close?

Java Javafx Javafx 2 Javafx 8

Decompile an APK, modify it and then recompile it

Java Android Decompiling Recompile

IntelliJ: Generate switch case

Java Intellij Idea

How to JUnit test that two List<E> contain the same elements in the same order?

Java Junit Guava

How do you add PostgreSQL Driver as a dependency in Maven?

Java Hibernate Postgresql Maven

How to ensure thread safety of utility static method?

Java Oop Thread Safety Static Methods Utility

Java: String split(): I want it to include the empty strings at the end

Java String Split

Spring RedirectAttributes: addAttribute() vs addFlashAttribute()

Java Spring Spring Mvc

how to make jni.h be found?

Java Java Native-Interface Classpath

Read Content from Files which are inside Zip file

Java Zip Extract Apache Tika

android.util.AndroidRuntimeException: requestFeature() must be called before adding content

Java Android

Difference com.sun.jersey and org.glassfish.jersey

Java Glassfish Jersey Sun

'dependencies.dependency.version' is missing error, but version is managed in parent

Java Maven 3

Simplest and understandable example of volatile keyword in Java

Java Multithreading Concurrency Volatile

How do I get the `.class` attribute from a generic type parameter?

Java Generics

Reverse HashMap keys and values in Java

Java Hashmap

Why Integer class caching values in the range -128 to 127?

Java Caching

How to return 404 response status in Spring Boot @ResponseBody - method return type is Response?

Java Spring Http Status-Code-404 Retrofit

Eclipse: Java was started but returned error code=13

Java Eclipse

Change Git user in IntelliJ IDEA

Java Git Intellij Idea

Is there a method reference for a no-op (NOP) that can be used for anything lambda?

Java Lambda Functional Programming Java 8

Spring Data JPA and Exists query

Java Hibernate Jpa Spring Data Jpql

Intellij Spring Initializr not available

Java Spring Intellij Idea Spring Initializr

Why is JavaFX is not included in OpenJDK 8 on Ubuntu Wily (15.10)?

Java Eclipse Ubuntu Javafx

UnsatisfiedDependencyException: Error creating bean with name

Java Spring Spring Mvc

What is the LIMIT clause alternative in JPQL?

Java Mysql Jpa Spring Data-Jpa Jpql

Private constructor in Kotlin

Java Constructor Kotlin Visibility

Why and when to use @JvmStatic with companion objects?

Java Android Kotlin Kotlin Companion

Are Java programs just instances of the JRE?

Java

Android Deprecated Annotation is deprecated, what's the replacement?

Java Android Annotations Deprecated

Differences between MSIL and Java bytecode?

Java .Net Bytecode Cil

What do curly braces in Java mean by themselves?

Java Syntax Scope Curly Braces

Unresponsive KeyListener for JFrame

Java Swing Jframe Keylistener

Java Swing - Using JScrollPane and Having it scroll back to top

Java Swing

RESTful application on Google App Engine Java?

Java Google App-Engine Rest Jersey Restlet

Are there some good and modern alternatives to Javadoc?

Java Documentation Javadoc

How is Java's ThreadLocal implemented under the hood?

Java Multithreading Thread Local Thread Static

How to do an Integer.parseInt() for a decimal number?

Java Parsing Integer

Java: What does ~ mean

Java Syntax Operators Special Characters

A difference in style: IDictionary vs Dictionary

C#Java .Net Interface

What is the point of the class Option[T]?

Java Scala Null Functional Programming Monads

How to cast a double to an int in Java by rounding it down?

Java Casting

JTable won't show column headers

Java Swing Jtable

Using Alphabetic Characters in SimpleDateFormat Pattern String

Java Datetime Formatting Simpledateformat

Is it possible to have Ant print out the classpath for a particular target? If so, how?

Java Ant Classpath Target

How can I access a private constructor of a class?

Java Oop Constructor Instance

In ArrayBlockingQueue, why copy final member field into local final variable?

Java Multithreading Optimization Final Local Variables

What is the difference between JAXP and JAXB?

Java Xml

What is the difference between MessageFormat.format and String.format in JDK 1.5?

Java String Formatting Messageformat

Implementing coroutines in Java

Java Kotlin Coroutines

How to render PDF in Android

Java Android Pdf

Can you have 2 completely independent instances of Eclipse running at the same time?

Java Eclipse Pydev

Debugging in Maven?

Java Debugging Maven 2

Fastest way to put contents of Set<String> to a single String with words separated by a whitespace?

Java String Optimization Set Whitespace

How to read Excel cell having Date with Apache POI?

Java Apache Excel Apache Poi

Base64 vs HEX for sending binary content over the internet in XML doc

Java Xml

How to merge two PDF files into one in Java?

Java Pdf Pdfbox

Java Webservice Client (Best way)

Java Jax Ws Axis2 Wsdl2java Webservice Client

How can I determine if the column name exist in the ResultSet?

Java Jdbc Resultset

Why is the range of bytes -128 to 127 in Java?

Java Byte

How fast is Javascript compared to Java?

Java Javascript

What design decisions would favour Scala's Actors instead of JMS?

Java Scala Jms Actor

How to get PID of process I've just started within java program?

Java Process Pid Processbuilder

What is a classpath and how do I set it?

Java Classpath Apache Velocity

@Resource vs @Autowired

Java Spring Dependency Injection Annotations Autowired

How do I find the caller of a method using stacktrace or reflection?

Java Stack Trace

How to sort Map values by key in Java?

Java Dictionary Hashmap

Hibernate show real SQL

Java Sql Hibernate Orm

Convert a string representation of a hex dump to a byte array using Java?

Java Byte Hex Dump

Java Generics With a Class & an Interface - Together

Java Class Generics Bounded Wildcard

Intellij Live Template

Java Intellij Idea Live Templates

Copy entire directory contents to another directory?

Java Grails File Io Groovy

Using Hibernate UUIDGenerator via annotations

Java Hibernate Annotations Uuid

How to capture arguments passed to a Groovy script?

Java Groovy Command Line-Arguments

Java - Convert int to Byte Array of 4 Bytes?

Java Byte Buffer

How to print the data in byte array as characters?

Java Arrays

Java JVM profiling, thread status - what does "Monitor" status mean?

Java Multithreading Jvm

Arrays.fill with multidimensional array in Java

Java Arrays Multidimensional Array

AssertNull should be used or AssertNotNull

Java Junit

Maven dependency resolution (conflicted)

Java Maven 2 Maven

Infinite loops in Java

Java Halting Problem

Is there a maven command line option for offline mode?

Java Maven

Android load from URL to Bitmap

Java Android Bitmap

How to set up JAX-RS Application using annotations only (no web.xml)?

Java Jakarta Ee Jax Rs Servlet 3.0

Java GC: why two survivor regions?

Java Garbage Collection Jvm

Cannot reference "X" before supertype constructor has been called, where x is a final variable

Java Constructor Final Supertype

Why does Java not allow foreach on iterators (only on iterables)?

Java Syntax Iterator Language Design Iterable

How to download sources for a jar with Maven?

Java Maven Jar

Error 415 Unsupported Media Type: POST not reaching REST if JSON, but it does if XML

Java Json Web Services Rest Post

JPA & Criteria API - Select only specific columns

Java Hibernate Jpa Criteria Api

String replace method is not replacing characters

Java String Replace

Eclipse Juno No Debug Toolbar?

Java Eclipse

How to change maven java home

Maven Java Openjdk

Should you set up database connection properties in server.xml or context.xml

Java Spring Datasource Jndi

How to prevent Gson from expressing integers as floats

Java Android Gson

how do you profile java source with intellij idea editor?

Java Intellij Idea Profiler

How to copy file from one location to another location?

Java Io

Connecting PostgreSQL 9.2.1 with Hibernate

Java Hibernate Postgresql Postgresql 9.2

Maximum size of a method in Java 7 and 8

Java Java 7 Java 8

Better way to generate array of all letters in the alphabet

Java

How can I loop through Exception getCause() to find root cause with detail message

Java Exception Plsql

How can I remove punctuation from input text in Java?

Java Regex String Formatting

How can I format a String number to have commas in android Edit Field

Java Android String Format

If without else ternary operator

Java If Statement Ternary Operator

Difference between Python self and Java this

Java Python This Self

Can an interface method have a body?

Java Interface Java 8 Default Implementation

Process thymeleaf variable as html code and not text

Java Thymeleaf

What is Keystore?

Java Ssl Keystore

Does switch case order affect speed?

Java Switch Statement

No found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations:

Java Spring Web Services Soap

How can I append a query parameter to an existing URL?

Java Url

Do SOAP Web services support only "POST" http method

Java Web Services Http Post Soap

Difference between static modifier and static block

Java Static Modifier

How to find out the currently logged-in user in Spring Boot?

Java Spring Boot

Repository Pattern - How to understand it and how does it work with "complex" entities?

Java Spring Hibernate Repository Pattern

Max limit of MultipartFile in Spring Boot

Java Spring Spring Boot Tomcat File Upload

Is there any way to reuse a Stream?

Java Java Stream Reusability

Spring's @RequestParam with Enum

Java Spring Spring Boot Spring Web

Java.lang.NoClassDefFoundError: com/fasterxml/jackson/databind/exc/InvalidDefinitionException

Java Spring Maven

long timestamp to LocalDateTime

Java Java 8 Timestamp Java Time

Failed to resolve: com.google.android.gms:play-services in IntelliJ Idea with gradle

Java Android Intellij Idea Gradle Libgdx

How to test main class of Spring-boot application

Java Spring Boot Junit

must declare a named package eclipse because this compilation unit is associated to the named module

Java Error Handling

Why null cast a parameter?

Java Null

Enumerations in Hibernate

Java Hibernate Dao

How do I stop stacktraces truncating in logs

Java Exception Stack Trace

Converting an array of objects to an array of their primitive types

Java Arrays Primitive Types

Is there any Python-like interactive console for Java?

Java Console

Why do Java people frequently consume exceptions silently?

Java Exception Exception Handling

Ant is using wrong java version

Java Ant

Initialising a multidimensional array in Java

Java Multidimensional Array

When should I accept a parameter of Iterable<T> vs. Collection<T> in Java?

Java Collections

On Performance and Java Interoperability: Clojure vs. Scala

Java Performance Scala Clojure Jvm

How to get the number of threads in a Java process

Java Multithreading

Inside OnClickListener I cannot access a lot of things - how to approach?

Java Android

What is an object's hash code if hashCode() is not overridden?

Java Object Hashcode

Apache HttpClient making multipart form post

Java Multipartform Data Apache Httpclient-4.x

"detached entity passed to persist error" with JPA/EJB code

Java Jpa Ejb 3.0

Java - Get a list of all Classes loaded in the JVM

Java Reflection Jvm

Android get Current UTC time

Java Android Datetime Time Utc

Java constructor style: check parameters aren't null

Java Constructor Null Coding Style

How to get backspace \b to work in Eclipse's console?

Java Eclipse Backspace

session.connection() deprecated on Hibernate?

Java Hibernate Orm

How to unescape a Java string literal in Java?

Java String Escaping

Why can't enum constructors be protected or public in Java?

Java Enums Constructor

Do you really need the 'finally' block

Java Exception Handling

Example of O(n!)?

Java Algorithm Big O Complexity Theory Factorial

Why does exist WeakHashMap, but absent WeakSet?

Java Collections Garbage Collection Weak References

What different breakpoint icons mean in Eclipse?

Java Eclipse Debugging Breakpoints

What are unused/undeclared dependencies in Maven? What to do with them?

Java Maven Dependencies Maven 2

Can we create an instance of an interface in Java?

Java Interface Instance Inner Classes Anonymous Class

Running a program in Debug mode is incredible slow

Java Eclipse Debugging

Exception using HttpRequest.execute(): Invalid use of SingleClientConnManager: connection still allocated

Java Httpclient Google Api-Java-Client

Java Wait for thread to finish

Java Multithreading Swing Download Wait

Moving items around in an ArrayList

Java Arraylist

Need sample Android REST Client project which implements Virgil Dobjanschi REST implementation pattern

Java Android Design Patterns Rest

Is it possible to install both 32bit and 64bit Java on Windows 7?

Windows 7 32bit 64bit Java

Test class with a new() call in it with Mockito

Java Unit Testing Junit Mockito

How to cast from List<Double> to double[] in Java?

Java List Casting Double

What is the fastest Java collection with the basic functionality of a Queue?

Java Performance Collections

How to get the insert ID in JDBC?

Java Sql Jdbc Insert Id

Create a GUID in Java

Java Guid

Does Java JIT cheat when running JDK code?

Java Jvm Jit Jvm Hotspot

Trusting all certificates using HttpClient over HTTPS

Java Ssl Https Certificate Apache Httpclient-4.x

What is meant by immutable?

Java String Immutability

Eclipse Optimize Imports to Include Static Imports

Java Eclipse Keyboard Shortcuts

How to combine paths in Java?

Java Path

Convert java.time.LocalDate into java.util.Date type

Java Java 8 Java Time

Is there an advantage to use a Synchronized Method instead of a Synchronized Block?

Java Multithreading Concurrency Locking Synchronized

Delete directories recursively in Java

Java File Io Filesystems Delete Directory

How to match "any character" in regular expression?

Java Regex

Why does GSON use fields and not getters/setters?

Java Gson

Spring Security with roles and permissions

Java Spring Security

How to insert an object in an ArrayList at a specific position

Java Arraylist

Java equals for a Class. Is == same as .equals

Java

Finding import static statements for Mockito constructs

Java Mockito Static Import

How do I iterate and modify Java Sets?

Java Set

How to use SortedMap interface in Java?

Java Sortedmap

What is local/remote and no-interface view in EJB?

Java Jakarta Ee Ejb

How to extract code of .apk file which is not working?

Android Java Dex

Generics with Spring RESTTemplate

Java Spring Generics Jackson Resttemplate

Java 7 (JDK 7) garbage collection and documentation on G1

Java Garbage Collection Java 7 Heap Memory G1gc

websocket closing connection automatically

Java Javascript Google Chrome Jetty Websocket

What do those yellow horizontal arrows in eclipse, at the left of the line numbers do?

Java Eclipse

Java equivalent of PHP's implode(',' , array_filter( array () ))

Java Php

not implementing all of the methods of interface. is it possible?

Java Interface Abstract Class

Java: How to convert String[] to List or Set

Java Arrays Collections Converter

How to use subList()

Java

How to obtain JNI interface pointer (JNIEnv *) for asynchronous calls

Java C Multithreading Java Native-Interface

Final variable assignment with try/catch

Java Final

Given that HashMaps in jdk1.6 and above cause problems with multi=threading, how should I fix my code

Java Multithreading Performance Collections

Add multiple items to already initialized arraylist in java

Java Arraylist Collections

Java reflection get all private fields

Java Reflection Field Private

Programmatically configure LogBack appender

Java Spring Javabeans Logback

String array initialization in Java

Java Arrays String

Is it bad practice to use break to exit a loop in Java?

Java Loops Jvm Break

javac1.8 class not found

Java Eclipse Ant Classnotfound

IntelliJ IDEA "The selected directory is not a valid home for JDK"

Java Windows Intellij Idea

Mockito return value based on property of a parameter

Java Mockito

Is method reference caching a good idea in Java 8?

Java Caching Java 8 Method Reference

Servlet Filter: How to get all the headers from servletRequest?

Java Jakarta Ee Servlets Servlet Filters

Java 8: Parallel FOR loop

Java For Loop Concurrency java.util.concurrent Concurrent Programming

How to create AST with ANTLR4?

Java Compiler Construction Antlr Abstract Syntax-Tree Antlr4

Matchers.any() for null value in Mockito

Java Mockito

InetAddress.getLocalHost() slow to run (30+ seconds)

Java

Is having a return statement just to satisfy syntax bad practice?

Java Return Try Catch

Retrofit2 Android: Expected BEGIN_ARRAY but was BEGIN_OBJECT at line 1 column 2 path $

Java Android Json Retrofit Retrofit2

Android AudioRecord forcing another stream to MIC audio source

Java Android C Android Ndk Qualcomm

Conversion of List to Page in Spring

Java Spring List Pagination Spring Data

@DELETE method is not supporting(Non-body HTTP method cannot contain @Body or @TypedOutput.)

Java Retrofit Rx Java

Universal way to write to external SD card on Android

Java Android Android Sdcard Android External-Storage

Does React Native compile JavaScript into Java for Android?

Javascript Java Android React Native React Native-Android

Using try/catch for preventing app from crashes

Java Android Design Patterns Coding Style Try Catch

Difference between google() and maven { url 'https://maven.google.com' }

Java Android Gradle Android Gradle-Plugin

Round Double to 1 decimal place kotlin: from 0.044999 to 0.1

Java Android Kotlin Rounding

Error: Execution failed for task ':app: lintVitalRelease' any one can solve it?

Java Android

SpringBoot - BeanDefinitionOverrideException: Invalid bean definition

Java Spring Spring Boot Amazon Dynamodb Spring Bean

How to use TabLayout with ViewPager2 in Android

Java Android Androidx Android Tablayout Android Viewpager2

Multiple correct results with Hamcrest (is there an or-matcher?)

Java Junit Hamcrest Matcher

Which framework is better CXF or Spring-WS?

Java Web Services Cxf Spring Ws

Creating multiple log files of different content with log4j

Java Log4j

How can I calculate the difference between two ArrayLists?

Java Arraylist

Using a byte array as Map key

Java Hashmap Bytearray

Configure hibernate (using JPA) to store Y/N for type Boolean instead of 0/1

Java Hibernate Jpa

Does entrySet() in a LinkedHashMap also guarantee order?

Java Linkedhashmap

Java Regex Replace with Capturing Group

Java Regex

"NoClassDefFoundError: Could not initialize class" error

Java Spring Exception

JDO vs JPA for Java on Google App Engine

Java Google App-Engine Jpa Jdo

Java unit tests, directory layout

Java Unit Testing

Adding to the classpath on OSX

Java Classpath

Is ExecutorService (specifically ThreadPoolExecutor) thread safe?

Java Multithreading Executorservice

Java error: Only a type can be imported. XYZ resolves to a package

Java Jsp Tomcat Classpath

Updating Java PriorityQueue when its elements change priority

Java Priority Queue

Read environment variables from logback configuration file

Java Logging Environment Variables Logback

Is java an open source programming language?

Java Open Source

Permission to write to the SD card

Java Android

Named parameters in JDBC

Java Jdbc Named Parameters

Variable might not have been initialized error

Java Variables Initialization

Eclipse: Should I create a workspace for each project?

Java Eclipse

How to check if an element is visible with WebDriver

Java Selenium Webdriver

How is Java platform-independent when it needs a JVM to run?

Java Cross Platform

Java: How to read a text file

Java Arraylist File Io Text Files

How to determine if a List is sorted in Java?

Java Generics Sorting Wildcard

Throws or try-catch

Java Exception Exception Handling Try Catch Throws

Difference in days between two dates in Java?

Java Jodatime Datediff

Understanding Java's Reference classes: SoftReference, WeakReference, and PhantomReference

Java Reference Weak References Phantom Reference Soft References

Converting a char to uppercase

Java Char Uppercase

Why java.security.NoSuchProviderException No such provider: BC?

Java Security Cryptography Jce

What do the return values of Comparable.compareTo mean in Java?

Java Comparable

Android/Java - Date Difference in days

Java Android Date

how to test in Java that a class implements Serializable correctly (not just is an instance of Serializable)

Java Serialization

How to split String with some separator but without removing that separator in Java?

Java Regex String Split

How do I schedule a task to run at periodic intervals?

Java Timer Schedule

Difference between Filter and Listener in Servlet (Java EE)

Java Servlets Servlet Filters Servlet Listeners

Reading UTF-8 - BOM marker

Java File Encoding

Difference between regex [A-z] and [a-zA-Z]

Java Regex

How do I create some variable type alias in Java

Java Types Hashmap Alias

Java: accessing private constructor with type parameters

Java Reflection Constructor Private

Regular Expression for matching parentheses

Java Regex

What is object serialization?

Java Serialization Object Serialization

Java 256-bit AES Password-Based Encryption

Java Encryption Cryptography Passwords Aes

How can I get the latest JRE / JDK as a zip file rather than EXE or MSI installer?

Java Installation

Real differences between "java -server" and "java -client"?

Java Jvm Jvm Hotspot

What is @ModelAttribute in Spring MVC?

Java Spring Mvc Modelattribute

Using Mockito with multiple calls to the same method with the same arguments

Java Mocking Mockito

Including dependencies in a jar with Maven

Java Maven 2 Jar Packaging

Mockito : how to verify method was called on an object created within a method?

Java Unit Testing Junit Mockito

How to initialize an array of objects in Java

Java Arrays Object Initialization

How to create an empty multi module Maven project?

Java Maven

Difference between Return and Break statements

Java

Why can't you have multiple interfaces in a bounded wildcard generic?

Java Generics Language Design Bounded Wildcard

Iterate through string array in Java

Java Arrays Collections

How to download Javadoc to read offline?

Java Javadoc

Should a utility class be static?

Java

How to read and write XML files?

Java Xml Xml Parsing

How to use Maven pom to download jar files only to a specific directory?

Java Maven

What is the most elegant way to check if all values in a boolean array are true?

Java Arrays Boolean

How to run .jar file by double click on Windows 7 64-bit?

Java Windows 7 Jar

Eclipse how to link a jar containing javadocs/source with its binary?

Java Eclipse Jar Javadoc

Java Switch Statement - Is "or"/"and" possible?

Java Char Switch Statement

What is the point of getters and setters?

Java Setter Getter

NoClassDefFoundError on Maven dependency

Java Maven Maven 3

gson throws MalformedJsonException

Java Json Gson

How to change JDK version for an Eclipse project

Java Eclipse Jar

java.util.NoSuchElementException - Scanner reading user input

Java Input java.util.scanner

The difference between getString() and optString() in Json

Java Json org.json

How can I mark a foreign key constraint using Hibernate annotations?

Java Hibernate Hibernate Mapping Hibernate Annotations

What is the underscore actually doing in this Java code?

Java Syntax

Extracting jar to specified directory

Java Jar Command

Android exception handling best practice?

Java Android Exception Handling

'finally block does not complete normally' Eclipse warning

Java Try Catch-Finally

In what situations is the CopyOnWriteArrayList suitable?

Java Collections

maven... Failed to clean project: Failed to delete ..\org.ow2.util.asm-asm-tree-3.1.jar

Java Eclipse Spring Maven Spring Tool-Suite

Spring configuration XML schema: with or without version?

Java Spring

Java unsupported major minor version 52.0

Java Html Applet

What is an AssertionError? In which case should I throw it from my own code?

Java Exception Effective Java

Will Java Final variables have default values?

Java Final

creating spring rest services without using spring boot

Java Spring Rest Tomcat

LocalDateTime remove the milliseconds

Java Database Date Java 8

How can I mock java.time.LocalDate.now()

Java Java 8 Java Time Systemtime

Android Data Binding pass arguments to onClick method

Java Android Xml Data Binding

Error: Module not specified (IntelliJ IDEA)

Java Intellij Idea Settings

Difference between maven plugins ( assembly-plugins , jar-plugins , shaded-plugins)

Java Maven Plugins Jar

How to split a String into a Stream of Strings?

Java Regex Split Java Stream

Java - Split and trim in one shot

Java String Split

java.lang.RuntimeException: com.android.builder.dexing.DexArchiveMergerException: Unable to merge dex in Android Studio 3.0

Java Android Gradle

Why is "using getString() to get device identifiers" not recommended?

Java Android

Selenium webdriver: Modifying navigator.webdriver flag to prevent selenium detection

Java Selenium Selenium Webdriver Webdriver Webdriver W3c-Spec

Java 11 application as lightweight docker image

Java Docker Alpine Java 11

Spring Boot 2.5.0 generates plain.jar file. Can I remove it?

Java Spring Spring Boot Kotlin Gradle

What is the meaning of the type safety warning in certain Java generics casts?

Java Generics Warnings Casting Type Safety

How do I format a String in an email so Outlook will print the line breaks?

Java Email Outlook Newline Line Breaks

Why should the interface for a Java class be preferred?

Java Collections Interface

How should one unit test the hashCode-equals contract?

Java Unit Testing Oop

Log4j, configuring a Web App to use a relative path

Java Web Applications Log4j

Can java's assert statement allow you to specify a message?

Java Assert

Why isn't calling a static method by way of an instance an error for the Java compiler?

Java Static Methods

What does the return keyword do in a void method in Java?

Java Methods Return Void

Setting a JPA timestamp column to be generated by the database?

Java Jpa Persistence Annotations Timestamp

What are Reified Generics? How do they solve Type Erasure problems and why can't they be added without major changes?

Java Generics Collections Jvm Reification

Tracking down a memory leak / garbage-collection issue in Java

Java Memory Leaks Garbage Collection Profiling

Adding Java Annotations at Runtime

Java Annotations Runtime

#define in Java

Java Preprocessor C Preprocessor

Easy way to get a test file into JUnit

Java Unit Testing Junit Junit4

What is microbenchmarking?

Java Performance Benchmarking Jit Microbenchmark

How to get the first day of the current week and month?

Java Android Date

JDK tools.jar as maven dependency

Java Maven 2 tools.jar

Java equivalent to .NET System.InvalidOperationException

Java Exception

import from another java project in eclipse

Java Eclipse Import

Why shouldn't I use immutable POJOs instead of JavaBeans?

Java Immutability Javabeans Pojo

Efficient way to do batch INSERTS with JDBC

Java Sql Performance Jdbc

String Comparison in Java

Java String Comparison Lexicographic Lexicographic Ordering

com.sun.jdi.InvocationException occurred invoking method

Java Spring

What's the difference between java.lang.Math and java.lang.StrictMath?

Java

Show soft keyboard for dialog

Java Android Kotlin Android Softkeyboard Android Sdk-2.1

The ResourceConfig instance does not contain any root resource classes

Java Jersey

Java creating .jar file

Java Jar

can't call String.isEmpty() in android

Java Android

Time dependent unit tests

Java Junit

Conversion to Dalvik format failed: Unable to execute dex: Java heap space

Java Android Eclipse

java: "final" System.out, System.in and System.err?

Java Final

java.lang.IndexOutOfBoundsException: Source does not fit in dest

Java Arraylist Collections Indexoutofboundsexception

Mac OS X and multiple Java versions

Java Macos Multiple Versions Homebrew Cask Jenv

Java: notify() vs. notifyAll() all over again

Java Multithreading

JUnit test for System.out.println()

Java Console Junit

How do I use a PriorityQueue?

Java Priority Queue

Method has the same erasure as another method in type

Java Generics

How to split a String by space

Java String Split Arrays

Can one class extend two classes?

Java Android Multiple Inheritance

Using Singleton design pattern for SQLiteDatabase

Java Android Sqlite Singleton Android Loadermanager

Learning Web Development : Django vs Node vs Rails vs Others

Java Ruby on-Rails Django node.js

Get the file size in android sdk?

Java Android File

HashMap: One Key, multiple Values

Java

JPA mapping: "QuerySyntaxException: foobar is not mapped..."

Java Mysql Hibernate Jpa

How are SSL certificate server names resolved/Can I add alternative names using keytool?

Java Security Ssl

Redirect console output to string in Java

Java String Redirect Console Stdout

How to find index position of an element in a list when contains returns true

Java

What are the differences between char literals '\n' and '\r' in Java?

Java Newline Carriage Return

assert collection does not contain item

Java Hamcrest

Eclipse: The resource is not on the build path of a Java project

Java Eclipse Buildpath

Java/Swing: Obtain Window/JFrame from inside a JPanel

Java Swing Jframe Swingutilities

Eclipse Memory Analyser,but always shows An internal error occurred?

Java Eclipse Memory

How to attach source or JavaDoc in eclipse for any jar file e.g. JavaFX?

Java Eclipse Javadoc Javafx 2

Compiling and Running Java Code in Sublime Text 2

Java Compilation Sublimetext2

Get random boolean in Java

Java Random Boolean

Why project Jigsaw / JPMS?

Java Java 9 Java Platform-Module-System

Hibernate table not mapped error in HQL query

Java Eclipse Spring Hibernate Hibernate Mapping

What does this boolean "(number & 1) == 0" mean?

Java Methods Arraylist Boolean Int

NoSuchFieldException when field exists

Java Reflection

Where can I find unit tests for regular expressions in multiple languages?

Java Php Javascript .Net Regex

Can I watch for single file change with WatchService (not the whole directory)?

Java Watchservice

Get full URL and query string in Servlet for both HTTP and HTTPS requests

Java Servlets Httprequest

How to clean old dependencies from maven repositories?

Java Maven Dependencies Repository Dependency Management

How to approach a "Got minus one from a read call" error when connecting to an Amazon RDS Oracle instance

Java Oracle

Creating a random string with A-Z and 0-9 in Java

Java Random

What does percolator mean/do in elasticsearch?

Java Lucene Elasticsearch Search Engine

How do I check if a zero is positive or negative?

Java Floating Point Zero

Why can't I get a duration in minutes or hours in java.time?

Java Java 8 Java Time

Maven cannot resolve dependency for module in same multi-module project

Java Maven Jar Classpath pom.xml

Java 8 Collectors.toMap SortedMap

Java Lambda Java 8 Java Stream Collectors

Method call to Future.get() blocks. Is that really desirable?

Java Multithreading Asynchronous Executorservice Executor

How to implement Custom Collapsable Toolbar in android?

Java Android Android Layout Material Design Android Collapsingtoolbarlayout

Java 8 CompletableFuture.allOf(...) with Collection or List

Java Java 8 Completable Future

When onBindViewHolder is called and how it works?

Java Android

How to use CompositeDisposable of RxJava 2?

Java Android Rx Java Rx Java2 Rx Android

What is the difference between Log4j, SLF4J and Logback?

Java Logging Log4j Slf4j

How to disable "Access can be package-private" message in IntelliJ?

Java Intellij Idea

This app is not authorized to use Firebase Authentication.Please verify that the correct package name and SHA-1 are configured in the Firebase Console

Java Android Firebase Android Studio Firebase Authentication

Firestore - how to structure a feed and follow system

Java Android Firebase Database Design Google Cloud-Firestore

What does the naming convention 'of' mean in Java?

Java

ClassNotFoundException: Didn't find class "android.support.v4.content.FileProvider" after androidx migration

Java Android Android Studio Androidx

Android X: tools:replace specified at line: for attribute, but no new value specified

Java Android Android Gradle-Plugin Android Manifest Androidx

How can I get the most frequent 100 numbers out of 4,000,000,000 numbers?

Java Algorithm

How do you "OR" criteria together when using a criteria query with hibernate?

Java Hibernate

Primitive type 'short' - casting in Java

Java Casting Primitive Short

How to detect when a variable changes value

Java Eclipse Debugging Variables

Where do I find a standard Trie based map implementation in Java?

Java Algorithm Optimization Trie

Running the same JUnit test case multiple time with different data

Java Junit

Logging in Java and in general: Best Practices?

Java Logging Log4j

Why should wait() always be called inside a loop

Java Multithreading

Java: Checking if a bit is 0 or 1 in a long

Java Long Integer Bit Shift

How do I run a class in a WAR from the command line?

Java Jar War

Is JVM open source code?

Java Jvm

How do I crop an image in Java?

Java

Java - when to use 'this' keyword

Java Coding Style This

XSS prevention in JSP/Servlet web application

Java Security Jsp Servlets Xss

Alternatives to JSP for Spring MVC view layer

Java Spring Spring Mvc Jsp

Platform independent paths in Java

Java File Cross Platform

Copying to the clipboard in Java

Java String Clipboard Awt

Java generics super keyword

Java Generics

Performance considerations for keySet() and entrySet() of Map

Java Performance Collections

When to use JCR (content repository) over other options?

Java Database Content Management Jcr

JSON order mixed up

Java Json

Is there a java setting for disabling certificate validation?

Java Ssl Certificate

Perm space vs Heap space

Java Performance Memory Management

Get the indices of an array after sorting?

Java

Spring - @Transactional - What happens in background?

Java Spring Spring Aop Spring Jdbc Transactional

ant warning: "'includeantruntime' was not set"

Java Ant Build Javac Build Tools

Finish all previous activities

Java Android Android Activity Screen

How do you kill a Thread in Java?

Java Multithreading

Convert boolean to int in Java

Java Casting Boolean Int

How to call getClass() from a static method in Java?

Java Static Methods

Is a Java string really immutable?

Java String Reflection Immutability

Why is super.super.method(); not allowed in Java?

Java Superclass

Why not use java.util.logging?

Java Logging Slf4j Logback

Only using @JsonIgnore during serialization, but not deserialization

Java Json Spring Annotations Jackson

Java enum reverse look-up best practice

Java Enums Static Initializer

Java: Most efficient method to iterate over all elements in a org.w3c.dom.Document?

Java Xml Dom Iteration

Java: set timeout on a certain block of code?

Java Timeout

How to use assert in android?

Java Android Assert

Java double vs BigDecimal for latitude/longitude

Java Double Geospatial Latitude Longitude Bigdecimal

When overriding a method, why can I increase access but not decrease it?

Java Inheritance Access Modifiers

abstract class naming convention

Java Coding Style

Java Reflection: How can I get the all getter methods of a java class and invoke them

Java Reflection

Why to use Interfaces, Multiple Inheritance vs Interfaces, Benefits of Interfaces?

Java Oop Inheritance Interface Multiple Inheritance

How to decrypt a SHA-256 encrypted string?

Java Hash Cryptography

Detecting state changes made to the BluetoothAdapter?

Java Android Bluetooth

What is Stateless Object in Java?

Java Terminology

Why call super() in a constructor?

Java Superclass

What are the major differences and benefits of Porter and Lancaster Stemming algorithms?

Java Machine Learning Nlp

Mockito, JUnit and Spring

Java Spring Unit Testing Mockito

Difference between shutdown and shutdownNow of Executor Service

Java java.util.concurrent

Why does replaceAll fail with "illegal group reference"?

Java Regex

How to ignore PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException?

Java Ssl Certificate Ssl Certificate

Java Enum return Int

Java Enums

Required @QueryParam in JAX-RS (and what to do in their absence)

Java Jax Rs

Jackson: How to add custom property to the JSON without modifying the POJO

Java Json Serialization Jackson Customization

Annotation Configuration Replacement for mvc:resources - Spring

Java Spring Spring Mvc Configuration

JPA: How to get entity based on field value other than ID?

Java Hibernate Jpa

How does paintComponent work?

Java Swing Paintcomponent

Java casting in interfaces

Java Interface Casting

Eclipse Error: Could not find or load main class

Java Eclipse

How to redirect ProcessBuilder's output to a string?

Java Stream Processbuilder

Convert Map<String,Object> to Map<String,String>

Java Syntax Map Type Conversion

java.net.SocketTimeoutException: Read timed out under Tomcat

Java Sockets Tomcat Timeout Socket Timeout-Exception

Reading and writing java.util.Date from Parcelable class

Java Android

Why we shouldn't make a Spring MVC controller @Transactional?

Java Spring Mvc Controller Transactional

Lambdas: local variables need final, instance variables don't

Java Lambda Java 8 Final

JPA: update only specific fields

Java Spring Jpa Spring Data-Jpa

String Deduplication feature of Java 8

Java String Java 8

Replacing if else statement with pattern

Java Oop Design Patterns

How to write a unit test for a Spring Boot Controller endpoint

Java Unit Testing Junit Spring Boot Spring Test-Mvc

How to test validation annotations of a class using JUnit?

Java Junit

Why filter() after flatMap() is "not completely" lazy in Java streams?

Java Lambda Java 8 Java Stream

Unable to run Java code with Intellij IDEA

Java Intellij Idea

Why is Thread not an abstract class and start() not final?

Java Multithreading

Java 6 Unsupported major.minor version 51.0

Java Maven Unsupported Class-Version

Deserializing an enum with Jackson

Java Json Jackson

Why is adding an OnClickListener inside onBindViewHolder of a RecyclerView.Adapter considered bad practice?

Java Android Performance Android Recyclerview

Is it possible to add qualifiers in @RequiredArgsConstructor(onConstructor = @__(@Autowired))?

Java Spring Dependency Injection Lombok

What exactly does -XX:-TieredCompilation do?

Java Jvm Jit

Hadoop truncated/inconsistent counter name

Java Hadoop Mapreduce Hadoop Yarn

How to chain two Completable in RxJava2

Java Rx Java Rx Java2

Default value in lombok. How to init default with both constructor and builder

Java Lombok

Securing Spring Boot API with API key and secret

Java Spring Api Spring Boot Spring Security

Valid characters in a Java class name

Java Class Unicode Naming Conventions Invalid Characters

Continuous Integration Servers

Java Continuous Integration

Are there technical reasons to prefer using logback instead of log4j?

Java Logging Log4j Logback

Why does HttpServlet implement Serializable?

Java Session Servlets Serializable

Fuzzy string search library in Java

Java Nlp Fuzzy Search

Is stopwatch benchmarking acceptable?

Java Benchmarking

What are the differences between LLVM and java bytecode?

Java Comparison Jvm Llvm

How do I convert between ISO-8859-1 and UTF-8 in Java?

Java Java Me Utf 8 Character Encoding Iso 8859-1

Fowler's "Patterns of Enterprise Application Architecture" still relevant?

Java Jakarta Ee Architecture Poeaa

Convert String XML fragment to Document Node in Java

Java Xml String

Best practices for using and persisting enums

C#Java Database Enums Persistence

`final` keyword equivalent for variables in Python?

Java Python Keyword Final

How to add a timeout value when using Java's Runtime.exec()?

Java Process Timeout Runtime Exec

Calculate distance in meters when you know longitude and latitude in java

Java Distance Latitude Longitude

What does the registerNatives() method do?

Java C Object Methods Java Native-Interface

Performance ConcurrentHashmap vs HashMap

Java Collections Hashmap

The meaning of NoInitialContextException error

Java Jakarta Ee Jndi

Printing all variables value from a class

Java Reflection

Connecting an input stream to an outputstream

Java Inputstream Outputstream

Java generics: multiple generic parameters?

Java Generics Parameters

How to determine by reflection if a Method returns 'void'

Java Reflection Methods

Converting to upper and lower case in Java

Java String

Check whether a string is parsable into Long without try-catch?

Java String Parsing Try Catch

Java Concurrency: CAS vs Locking

Java Concurrency Locking Compare and-Swap

Is there a package manager for Java like easy_install for Python?

Java Package Managers

How to create a temporary directory/folder in Java?

Java File File Io Directory Temporary Directory

NullPointerException in Java with no StackTrace

Java Nullpointerexception

A Java collection of value pairs? (tuples?)

Java

Getting an element from a Set

Java Collections Set Equals

System.currentTimeMillis vs System.nanoTime

Java Timer Time Precision

Best Redis library for Java

Java Redis

Parsing PDF files (especially with tables) with PDFBox

Java Parsing Pdf Pdfbox Tabular

Selenium WebDriver: I want to overwrite value in field instead of appending to it with sendKeys using Java

Java Selenium Webdriver Sendkeys

Using Joda Date & Time API to parse multiple formats

Java Parsing Exception Jodatime

What is the difference between DVM and JVM?

Java Android Jvm Dvm

Can't create handler inside thread that has not called Looper.prepare() inside AsyncTask for ProgressDialog

Java Android Runtime Error Progressdialog Looper

Can we assume default array values in Java? for example, assume that an int array is set to all zeros?

Java

Hibernate: How to fix "identifier of an instance altered from X to Y"?

Java Hibernate Hibernateexception

How to terminate a thread blocking on socket IO operation instantly?

Java Multithreading Sockets

How to read PDF files using Java?

Java Pdf

How to import spring-config.xml of one project into spring-config.xml of another project?

Java Spring

Why is there no sub-class visibility modifier in Java?

Java Language Design Visibility

Watching variables contents in Eclipse IDE

Java Eclipse Debugging

How to synchronize or lock upon variables in Java?

Java Synchronization

JSON - Iterate through JSONArray

Java Json

Why does Math.ceil return a double?

Java Double Long Integer Ceil

Where are all the standard Android icon resources?

Java Android

Android overlay a view ontop of everything?

Java Android Layout View

"Last 100 bytes" Interview Scenario

Java Algorithm

How to determine if a String has non-alphanumeric characters?

Java String Character Alphanumeric

When is "java.io.IOException:Connection reset by peer" thrown?

Java Tcp Netty Ioexception

Compiler error "archive for required library could not be read" - Spring Tool Suite

Java Maven M2eclipse Sts Springsourcetoolsuite M2e

JUL to SLF4J Bridge

Java Slf4j Logback java.util.logging

Removing time from a Date object?

Java Datetime Date

What is the purpose of the Java Constant Pool?

Java Vm Implementation Class Constants

EJB 3.1 @LocalBean vs no annotation

Java Jakarta Ee Ejb

How to have 2 JVMs talk to one another

Java Ipc Concurrent Programming

Difference between @size(max = value ) and @min(value) and @max(value)

Java Spring Validation Annotations

How to get the caller class in Java

Java

Understanding the Spring Data JPA @NoRepositoryBean interface

Java Spring Jpa Spring Data Spring Data-Jpa

How to define unidirectional OneToMany relationship in JPA

Java Jpa Jpa 2.0

ArrayList or List declaration in Java

Java Arraylist

Hashmap does not work with int, char

Java Hashmap

onActivityResult() not called in new nested fragment API

Java Android Kotlin Android Fragments Android Nested-Fragment

How to write nullable int in java?

C#Java Nullable

Java replace all square brackets in a string

Java Regex String Split

Precise definition of "functional interface" in Java 8

Java Lambda Java 8 Abstract Functional Interface

Are fields initialized before constructor code is run in Java?

Java Constructor Initialization

Option to ignore case with .contains method?

Java List Arraylist

how to zip a folder itself using java

Java Zip Directory

Initializing ArrayList with some predefined values

Java

Return generated pdf using spring MVC

Java Spring Spring Mvc Itext Response

persistence.xml different transaction-type attributes

Java Jpa Jakarta Ee Jta persistence.xml

Unknown version of Tomcat was specified in Eclipse

Java Eclipse Tomcat

How does {m}{n} ("exactly n times" twice) work?

Java Regex

Spring JUnit: How to Mock autowired component in autowired component

Java Spring Junit Dependency Injection

Generate getters and setters in NetBeans

Java Netbeans Keyboard Shortcuts Getter Setter

Explain why constructor inject is better than other options

Java Spring Dependency Injection Required

What kind of List<E> does Collectors.toList() return?

Java List Lambda Java 8 Collectors

How to step one step back in IntelliJ?

Java Debugging Intellij Idea

Iterate an Enumeration in Java 8

Java Lambda Iteration Enumeration Java 8

Java 8 method reference unhandled exception

Java Lambda Java 8

Android Activity without ActionBar

Java Android Android Actionbar

repository element was not specified in the POM inside distributionManagement element or in -DaltDep loymentRepository=id::layout::url parameter

Java Maven Deployment pom.xml

Most efficient way to get the last element of a stream

Java Java 8 Java Stream

Get date of first day of week based on LocalDate.now() in Java 8

Java Java 8

Java 8: How to create a ZonedDateTime from an Epoch value?

Java Java 8 Epoch Zoneddatetime

Turning off IntelliJ Auto-save

Java Python Intellij Idea Pycharm Ide

Java 8 date-time: get start of day from ZonedDateTime

Java Datetime Java 8 Java Time

What is the difference between Tomcat and TomEE, TomEE and TomEE Plus

Java Tomcat Server Apache Tomee

Java BigDecimal Possible Overflow Bug

Java Bigdecimal

Kotlin get type as string

Java Kotlin

The activity must be exported or contain an intent-filter

Java Android Android Activity

Visual Studio Code - Java - Import Errors and More

Java Visual Studio-Code

Why does \R behave differently in regular expressions between Java 8 and Java 9?

Java Regex Unicode Java 8 Java 9

Missing iFrame view for Javadocs JDK 11+

Javadoc Java

How do you configure HttpOnly cookies in tomcat / java webapps?

Java Security Cookies Xss Httponly

Java Log Viewer

Java Log4j Viewer

Why is "null" present in C# and Java?

C#Java Null

Java very large heap sizes

Java Performance Garbage Collection Heap Memory

How to get SQL from Hibernate Criteria API (not for logging)

Java Sql Hibernate Criteria

Can I make one maven profile activate another?

Java Maven 2

Updating a java map entry

Java Map In Place

Java Reflection: Create an implementing class

Java Reflection Interface

casting Object array to Integer array error

Java Casting

Why use getters and setters/accessors?

Java Oop Setter Getter Abstraction

How can I avoid Java code in JSP files, using JSP 2?

Java Jsp Scriptlet

What does "Could not find or load main class" mean?

Java Class Main

How do I create a Java string from the contents of a file?

Java String File File Io Io

Difference between StringBuilder and StringBuffer

Java Stringbuilder Stringbuffer

How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version

Java Jvm Incompatibility Unsupported Class-Version

How does the Java 'for each' loop work?

Java Foreach Syntactic Sugar

How can I convert a stack trace to a string?

Java Stack Trace Tostring

Difference between using Throwable and Exception in a try catch

Java Exception Throwable

Handling InterruptedException in Java

Java Multithreading Exception Handling Interrupted Exception

@Nullable annotation usage

Java Annotations

Difference between spring @Controller and @RestController annotation

Java Spring Spring Mvc

How to convert float to int with Java

Java Floating Point Int

Best way to create enum of strings?

Java Enums

How to really read text file from classpath in Java

Java Classpath

Java data transfer object naming convention?

Java Naming Conventions Data Transfer-Objects

SASS implementation for Java?

Java Maven Ant Jruby Sass

What's the syntax to import a class in a default package in Java?

Java Syntax Import

Trim characters in Java

Java String Trim

Why doesn't String's hashCode() cache 0?

Java String Hashcode

Most elegant way to change 0 to 1 and vice versa

Java Algorithm

Analogues of Java and .NET technologies/frameworks

Java .Net Comparison

Is there functionality to generate a random character in Java?

Java Random

Is it bad to explicitly compare against boolean constants e.g. if (b == false) in Java?

Java Coding Style Boolean

Is it a bad idea if equals(null) throws NullPointerException instead?

Java Null Equals Nullpointerexception

maven-archetype-webapp eclipse problem

Java Eclipse Maven 2 M2eclipse Maven Archetype

How to run JUnit tests by category in Maven?

Java Maven Junit Categories Maven Surefire-Plugin

How can I pass an Integer class correctly by reference?

Java Integer Pass by-Reference

How to check that a string is parseable to a double?

Java String Parsing Floating Point

Sort maven dependencies in Eclipse

Java Maven 2 Dependencies Maven Dependency Management

JSON Structure for List of Objects

Java Json Jaxb

Closing Java InputStreams

Java Inputstream

Double-click event on JList element

Java Swing Jlist Defaultlistmodel

How do I compile jrxml to get jasper?

Java Jasper Reports Ireport Jaspersoft Studio

In Spring MVC, how can I set the mime type header when using @ResponseBody

Java Json Spring Spring Mvc Controller

substring index range

Java String Substring

JAX-RS Post multiple objects

Java Rest Jax Rs

Difference between webdriver.get() and webdriver.navigate()

Java Webdriver Selenium Webdriver Time Wait

Should you call ReleaseStringUTFChars if GetStringUTFChars returned a copy?

Java Java Native-Interface

How to get access to job parameters from ItemReader, in Spring Batch?

Java Spring Spring Batch

How do I organize imports automatically in Eclipse?

Java Eclipse

Killing a process using Java

Java Process

Implement a simple factory pattern with Spring 3 annotations

Java Spring Annotations Factory Pattern

Random weighted selection in Java

Java Random Double

Convert a generic list to an array

Java Generics

What is the most recommended way to store time in PostgreSQL using Java?

Java Postgresql Date Jdbc

The builder pattern and a large number of mandatory parameters

Java Parameters Design Patterns Builder

How to delete stuff printed to console by System.out.println()?

Java

Java math function to convert positive int to negative and negative to positive?

Java Math

What's the difference between # , % and $ signs in Struts tags?

Java Jsp Struts2 Expression Ognl

Limiting the number of characters in a string, and chopping off the rest

Java String Substring

What is the difference between SOAP 1.1, SOAP 1.2, HTTP GET & HTTP POST methods for Android?

Java Android Web Services Http Soap

Test cases in inner classes with JUnit

Java Junit4 Inner Classes Testcase

When is the static block of a class executed?

Java Jvm Initialization Classloader Static Block

Is multi-thread output from System.out.println interleaved

Java Multithreading Synchronization Printstream

JBoss AS 7: How to clean up tmp?

Java Jboss jboss7.x

what is Ljava.lang.String;@

Java Arrays String

Lists.newArrayList vs new ArrayList

Java Generics Guava

Why do we need Maven or Ant, if we already have Eclipse?

Java Maven Ant

Can constructor return a null object?

Java Constructor Null

Best implementation of Java Queue?

Java Queue

What is the correct way to write to temp file during unit tests with Maven?

Java Maven Junit4

If I declare a fragment in an XML layout, how do I pass it a Bundle?

Java Android Xml Fragment

Mockito verify after exception Junit 4.10

Java Junit Mockito Junit Rule

Find everything between two XML tags with RegEx

Java Php Regex Xml Perl

Why do floating-point numbers have signed zeros?

Java Floating Point Zero

Initialize 2D array

Java Multidimensional Array

HashMaps and Null values?

Java Null Hashmap Hashcode

Breaking out of a for loop in Java

Java Loops For Loop Break

Android ListView selected item stay highlighted

Java Android Android Listview

How to have Java method return generic list of any type?

Java List Generics Reflection Casting

When will a string be garbage collected in java

Java String Garbage Collection

How to change a package name in Eclipse?

Java Eclipse Refactoring

How to move specific item in array list to the first item

Java Android Collections Arraylist Swap

Use an array as a case statement in switch

Java Arrays Switch Statement

Put byte array to JSON and vice versa

Java Json Bytearray

Builder Pattern and Inheritance

Java Design Patterns Inheritance Builder

Java's Fork/Join vs ExecutorService - when to use which?

Java Multithreading Concurrency Executorservice Fork Join

Disable Spring Security for OPTIONS Http Method

Java Spring Spring Mvc Spring Security Cors

What is the use of static synchronized method in java?

Java Multithreading Core

Why does this Java 8 program not compile?

Java Generics Type Inference Java 8

Spring data jpa- No bean named 'entityManagerFactory' is defined; Injection of autowired dependencies failed

Java Spring Mvc Jpa Spring Data Spring Data-Jpa

Java8 Lambdas and Exceptions

Java Lambda Java 8

How does the singleton Bean serve the concurrent request?

Java Multithreading Spring Concurrency Multiprocessing

Difference between <plugins> and <pluginManagement> tag in Maven `pom.xml`

Java Maven pom.xml

How to handle CORS using JAX-RS with Jersey

Java Rest Jersey Jax Rs Cors

How to install Intellij IDEA on Ubuntu?

Java Linux Ubuntu Intellij Idea Sudo

> vs. >= in bubble sort causes significant performance difference

Java C++Performance Optimization

Difference between slf4j-log4j12 and log4j-over-slf4j

Java Log4j Slf4j

The request was rejected because no multipart boundary was found in springboot

Java Web Services File Upload Spring Boot Multifile Uploader

'android-24' requires JDK 1.8 or later to compile

Java Android Android Studio

Where is the application.properties file in a Spring Boot project?

Java Spring Spring Boot

Why are my Gradle builds dying with exit-code 137?

Java Gradle Junit build.gradle Gradlew

Check date between two other dates spring data jpa

Java Spring Spring Data-Jpa Spring Repositories

Deprecated createCriteria method in Hibernate 5

Java Hibernate

How to disable flyway in a certain spring profile?

Java Spring Spring Boot Flyway Spring Profiles

Throwing exception from CompletableFuture

Java Exception Exception Handling Java 8 Completable Future

How to create a Java / Maven project that works in Visual Studio Code?

Java Maven Visual Studio-Code Project

Java 8 Instant class not have plusHours method despite shown in Oracle Tutorial example code

Java Java Time

Java says the year 0 is a leap year but year 0 never existed

Java Time

What are the differences between ArrayList and Vector?

Java Vector Arraylist

Conditionally ignoring tests in JUnit 4

Java Unit Testing Junit

@RequestParam vs @PathVariable

Java Spring Spring Mvc

Is not an enclosing class Java

Java Inner Classes

Best XML parser for Java

Java Xml Parsing

What's wrong with overridable method calls in constructors?

Java Oop Inheritance Constructor Overriding

How are "mvn clean package" and "mvn clean install" different?

Java Maven

Setting the default Java character encoding

Java Utf 8 Character Encoding

Why doesn't Java support unsigned ints?

Java Language Design Unsigned Integer

How do I use 3DES encryption/decryption in Java?

Java Encryption 3des

Getting mail from GMail into Java application using IMAP

Java Gmail Jakarta Mail Imap

How can I measure distance and create a bounding box based on two latitude+longitude points in Java?

Java Geocoding Latitude Longitude

Do I have to close() every EntityManager?

Java Jpa Persistence Toplink

What's the difference between JavaScript and Java?

Java Javascript

Eclipse Problems View not showing Errors anymore

Java Eclipse

How to get distinct results in hibernate with joins and row-based limiting (paging)?

Java Hibernate Paging Criteria Distinct

Authenticating against Active Directory with Java on Linux

Java Authentication Active Directory Ldap

Deep clone utility recommendation

Java Clone

What is the best way to generate a unique and short file name in Java

Java File

What Java XML library do you recommend (to replace dom4j)?

Java Xml Dom4j

How to monitor Java memory usage?

Java Garbage Collection Monitoring Memory Management

How to check if a URL exists or returns 404 with Java?

Java Url Http Status-Code-404

Passing pointers between C and Java through JNI

Java Pointers Java Native-Interface Cuda

What is the difference between java and core java?

Java

Get unicode value of a character

Java Unicode

ERROR: JDWP Unable to get JNI 1.2 environment

Java Eclipse Jdwp

Convert 4 bytes to int

Java Data Conversion

How to check if a subclass is an instance of a class at runtime?

Java Subclass Instanceof

Upload files from Java client to a HTTP server

Java File Upload Urlconnection

Is it possible from Spring to inject the result of calling a method on a ref bean?

Java Spring

How to get a Token from a Lucene TokenStream?

Java Attributes Lucene Token Tokenize

Java com.* package namespace

Java

Interpreting java.lang.NoSuchMethodError message

Java Nosuchmethoderror

How do I set the colour of a label (coloured text) in Java?

Java Text Colors Label Fonts

ArrayList<String> to CharSequence[]

Java Arraylist Charsequence

'Immediate' window for IntelliJ

Java Debugging Jakarta Ee Intellij Idea

What is equivalent of Long data type in PostgreSQL?

Java Postgresql

Eclipse: Frustration with Java 1.7 (unbound library)

Java Eclipse Ide

How do Java Interfaces simulate multiple inheritance?

Java Interface Multiple Inheritance

JPA entity without id

Java Hibernate Jpa

How does the enhanced for statement work for arrays, and how to get an iterator for an array?

Java Arrays Iterator Foreach

Any way to generate ant build.xml file automatically from Eclipse?

Java Eclipse Ant build.xml

How can I check if an app running on Android?

Java Android Browser If Statement

How do I stop a process running in IntelliJ such that it calls the shutdown hooks?

Java Intellij Idea

What's the advantage of load() vs get() in Hibernate?

Java Hibernate

Can I specify ordinal for enum in Java?

Java Enums

Behaviour of return statement in catch and finally

Java Try Catch-Finally

How does Java's PriorityQueue differ from a min-heap?

Java Priority Queue

Creating a mock HttpServletRequest out of a url string?

Java Mocking Servlets

how to properly implement Parcelable with an ArrayList<Parcelable>?

Java Android Serialization Parcelable

Unit testing with MongoDB

Java Unit Testing Mongodb Junit Morphia

JSONObject - How to get a value?

Java Json

Access restriction: Is not accessible due to restriction on required library ..\jre\lib\rt.jar

Java Access Denied

why doesn't java send the client certificate during SSL handshake?

Java Ssl Https Certificate Ca

Fields in interfaces

Java Oop Interface

Java Package Vs Folder-Structure? what is the difference

Java Package Directory

Difference between extracting and packaging libraries into a jar file

Java Jar Executable

How to transform currentTimeMillis to a readable date format?

Java Android Date Datetime Time

Convert List<String> to List<Integer> directly

Java List Collections Arraylist

Htop showing multiple java processes with different pids

Java Process Jvm Htop

Parsing JSON string in Java

Java Json Parsing

Duplicating objects in Java

Java Variables Object Pointers Reference

Page scroll up or down in Selenium WebDriver (Selenium 2) using java

Java Selenium Selenium Webdriver Scroll Selenium Rc

Maven Unable to locate the Javac Compiler in:

Java Maven Javac

What's the intended use of IllegalStateException?

Java Exception Illegalstateexception

java.lang.NoClassDefFoundError: org.slf4j.LoggerFactory

Java

The matching wildcard is strict, but no declaration can be found for element 'context:component-scan

Java Spring

Semicolon at end of 'if' statement

Java If Statement

Passing data through intent using Serializable

Java Android Android Intent

How to remove a task from ScheduledExecutorService?

Java Android Scheduledexecutorservice

How to set the DPI of Java Swing apps on Windows/Linux?

Java Swing Matlab Fonts Dpi

Spring @Value is not resolving to value from property file

Java Spring Spring Properties

Google Maps V2 - Android - Get the current zoom level

Java Android Google Maps-Android-Api-2 Android Maps-V2

Importing the private-key/public-certificate pair in the Java KeyStore

Java Ssl X509certificate Keytool

Which JDK version (Language Level) is required for Android Studio?

Java Android Android Studio Java 7 Java 6

Lombok how to customise getter for Boolean object field?

Java Lombok

How do I perform a JAVA callback between classes?

Java Callback

How to check if a date is greater than another in Java?

Java Date

How to test if JSON Collection object is empty in Java

Java Json

How can a Java variable be different from itself?

Java Comparison

Using Spring RestTemplate in generic method with generic parameter

Java Spring Generics Jackson Resttemplate

Intellij (Android studio) member variable prefix

Java Intellij Idea Coding Style Android Studio

Is RestTemplate thread safe?

Java Spring Rest Thread Safety

Cleanest way to create a Guava Multimap from a Java 8 stream

Java Java Stream Guava

Why is StringBuilder#append(int) faster in Java 7 than in Java 8?

Java Performance Java 7 Java 8 Jmh

Unit testing a class with a Java 8 Clock

Java Unit Testing Java 8 Java Time

Java 8 stream map on entry set

Java Lambda Java Stream

Determine if two files store the same content

Java File Comparison

Recursive ConcurrentHashMap.computeIfAbsent() call never terminates. Bug or "feature"?

Java Recursion Java 8 Concurrenthashmap

Spring Boot Actuator without Spring Boot

Java Spring Spring Mvc Spring Boot

How do I obtain the Jackson ObjectMapper in use by Spring 4.1?

Java Json Spring Spring Mvc Jackson

Delete the last two characters of the String

Java String Substring

How to use the legacy Apache HTTP client on Android Marshmallow?

Java Android Android Gradle-Plugin Android 6.0-Marshmallow

What is the difference between a variable, object, and reference?

Java C#Variables Object Reference

How to use Gitlab CI to build a Java Maven project?

Java Spring Maven Gitlab Ci Gitlab Omnibus

Why does the new Java 8 Date Time API not have nanosecond precision?

Java Java 8 Java Time

How to convert an Optional<T> into a Stream<T>?

Java Java 8 Java Stream Optional

Avoid synchronized(this) in Java?

Java Multithreading Synchronization Synchronized

What is the difference between the HashMap and Map objects in Java?

Java Dictionary Hashmap

Does use of final keyword in Java improve the performance?

Java Performance Final

Installed Java 7 on Mac OS X but Terminal is still using version 6

Java Macos Java 7

Data access object (DAO) in Java

Java Dao

C# Java HashMap equivalent

C#Java Hashmap

Updating version numbers of modules in a multi-module Maven project

Java Maven

How to use VectorDrawables in Android API lower than 21?

Java Android Svg Android Vectordrawable

Error:Execution failed for task ':app:processDebugResources'. > java.io.IOException: Could not delete folder "" in android studio

Java Android Android Studio

Meaning of ${project.basedir} in pom.xml

Java Maven pom.xml

IntelliJ IDE | .iml File lost or deleted

Java Tomcat Intellij Idea Project Structure

org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':app:transformClassesWithDexForDebug'

Java Android Android Studio

Listenablefuture vs Completablefuture

Java Completable Future

Stream Way to get index of first element matching boolean

Java Java 8 Java Stream

Strange Java behaviour with static and final qualifiers

Java Final

MockitoJUnitRunner is deprecated

Java Mockito Deprecated

Intellij - can be replaced with method reference

Java Intellij Idea

Testing Google Play Install Referrer Library

Java Android Google Analytics Google Play Install Referrer

Java assignment operator execution

Java String Equals Assignment Operator

Since the Android getFragmentManager() API is deprecated, is there any alternative?

Java Android

What is a real life example of generic <? super T>?

Java Generics Inheritance Super

IntelliJ: Error: java: release version 10 not supported

Java Jetbrains Ide Intellij Idea-2018

How can I get Java 11 run-time environment working since there is no more JRE 11 for download?

Java Java 11

Java configuration framework

Java Xml Configuration Frameworks Configurationmanager

Is there a way to embed a browser in Java?

Java Browser Cross Platform

Easiest way to merge a release into one JAR file

Java Jar Merge Restructuredtext Uberjar

Recommendations on a free library to be used for zipping files

Java Encryption Zip

How to load a jar file at runtime

Java Jar Runtime Classloader

JAXB: How to ignore namespace during unmarshalling XML document?

Java Xml Xml Serialization Jaxb

What is the purpose of the expression "new String(...)" in Java?

Java String

In Java critical sections, what should I synchronize on?

Java Multithreading Synchronized

How to Daemonize a Java Program?

Java Process Daemon

Java IO implementation of unix/linux "tail -f"

Java File File Io Iostream Tail

Hibernate criteria: Joining table without a mapped association

Java Hibernate Hql Criteria

Can I escape braces in a java MessageFormat?

Java Escaping Messageformat

How do I replace a character in a string in Java?

Java Replace

Velocity vs. FreeMarker

Java Velocity Template Engine Freemarker

How can I check if an InputStream is empty without reading from it?

Java Inputstream

How to make a JAR file that includes DLL files?

Java Dll Jar Swt Packaging

Can maven projects have multiple parents?

Java Apache Flex Maven 2 Code Organization

Found shared references to a collection org.hibernate.HibernateException

Java Hibernate Grails Groovy Grails Orm

ORDER BY using Criteria API

Java Hibernate Sql Order-By Hql

When is it OK to catch a RuntimeException

Java Exception Handling

Time complexity for java ArrayList

Java Arraylist Time Complexity

log4j not printing the stacktrace for exceptions

Java Tomcat Logging Log4j

How do I get Maven to use the correct repositories?

Java Maven 2 Build Process Build

Efficient intersection of two List<String> in Java?

Java List Intersection

Why is the Catch(Exception) almost always a bad Idea?

Java Exception Exception Handling

how to get a list of dates between two dates in java

Java Date

Java REST implementation: Jersey vs CXF

Java Web Services Rest Cxf Jersey

How can I remove all breakpoints from NetBeans 6.8?

Java Netbeans

Shortcut for adding to List in a HashMap

Java Collections Hashmap

What is the difference between linearizability and serializability?

Java Concurrency

How to start Activity in adapter?

Java Android Android Activity Adapter

Concurrent JUnit testing

Java Multithreading Unit Testing Concurrency Junit

Play! framework uses a <lot> of statics

Java Static Playframework Playframework 1.x

How to set order of repositories in Maven settings.xml

Java Maven Dependency Management

How to put variable inside string-resources?

Java Android

Elegant way to read file into byte[] array in Java

Java Android File File Io

Deep copy, shallow copy, clone

Java Clone

How to return a list of keys from a Hash Map?

Java Hashmap

Unable to locate tools.jar

Java Apache Ant Build Compilation

JUnit Testing private variables?

Java Unit Testing Variables Junit Private

Open source face recognition for Android

Java Android Face Recognition

Popup Message boxes

Java Swing Netbeans

Set multiple system properties Java command line

Java Command Line System Properties

EditText.setFocusable(false); can't be set to true. :/

Java Android

Creating a composite Unique constraints on multiple columns

Java Jpa Playframework Persistence

Java map.get(key) - automatically do put(key) and return if key doesn't exist?

Java Dictionary Get Null Put

Memory Stream in Java

Java Memory Stream Seek

Function with variable number of arguments

C#Java Function

Android : How to read file in bytes?

Java Android File

How do Java method annotations work in conjunction with method overriding?

Java Inheritance Annotations Overriding

Java image resize, maintain aspect ratio

Java Image Rescale

How to escape comma and double quote at same time for CSV file?

Java Regex Excel Oracle Csv

Method argument extends class implements interface

Java

Performance and Memory allocation comparison between List and Set

Java List Collections Set

What is the difference between java.lang.Void and void?

Java Void

Buiding Hadoop with Eclipse / Maven - Missing artifact jdk.tools:jdk.tools:jar:1.6

Java Maven Maven 2 Hadoop Cloudera

JPA 2 CriteriaQuery, using a limit

Java Sql Jpa Persistence Limit

Java difference between FileWriter and BufferedWriter

Java File Io Java Io

Switch tabs using Selenium WebDriver with Java

Java Testing Selenium Automation Selenium Webdriver

How do you set a value to null with org.json.JSONObject in java?

Java Json

Calling callbacks with Mockito

Java Testing Mockito

Getting last day of the month in a given string date

Java Date Calendar

Socket vs SocketChannel

Java Sockets Socketchannel

How to log as much information as possible for an exception in Java?

Java Exception Logging Methods Stack Trace

Try-catch-finally-return clarification

Java Return Try Catch Finally

@Value annotation type casting to Integer from String

Java Spring Casting Annotations Property Placeholder

Android custom Row Item for ListView

Java Android Android Layout Android Listview Android Arrayadapter

Get list of fields with annotation, by using reflection

Java Reflection Annotations

Can't find/install libXtst.so.6?

Java Linux Ubuntu Netbeans Command Line

JTable, disable user column dragging

Java Swing Jtable

How to draw circle by canvas in Android?

Java Android Android Canvas

In Java how do you sort one list based on another?

Java List Sorting Arraylist

What is the best way to get the first letter from a string in Java, returned as a string of length 1?

Java String

How do I correctly reuse Jackson ObjectMapper?

Java Jackson

Merging cells in Excel using Apache POI

Java Android Excel Apache Poi

What are native methods in Java and where should they be used?

Java Native

Using two values for one switch case statement

Java Switch Statement

How can a Java program get its own process ID?

Java Pid

Jackson Vs. Gson

Java Json Comparison Gson Jackson

When to use AtomicReference in Java?

Java Multithreading Atomicreference

Why would you ever implement finalize()?

Java Jvm Finalize

How to avoid "ConcurrentModificationException" while removing elements from `ArrayList` while iterating it?

Java List Arraylist Iterator

Java: Check the date format of current string is according to required format or not

Java Date

What's the difference of dual pivot quick sort and quick sort?

Java Sorting Quicksort

Image View not Wrapping Contents

Java Android Imageview

Spring MVC controller Test - print the result JSON String

Java Json Spring Mvc Junit4

Where does the slf4j log file get saved?

Java Logging Output Slf4j Bin

Google OAUTH: The redirect URI in the request did not match a registered redirect URI

Java Youtube Api Google Oauth Youtube Data-Api Google Oauth-Java-Client

Lambda this reference in java

Java Lambda Java 8

Is mapToDouble() really necessary for summing a List<Double> with Java 8 streams?

Java Java 8 Java Stream

What does the -> <- operator do?

Java Syntax Lambda Obfuscation Java 8

javax.mail.AuthenticationFailedException is thrown while sending email in java

Java

Capturing browser logs with Selenium WebDriver using Java

Java Selenium Selenium Webdriver

Generate int unique id as android notification id

Java Android Push Notification

Successful purchase but has "Class not found" when unmarshalling: com.google.android.finsky.billing.lightpurchase.PurchaseParams

Java Android In App-Billing Android Inapp-Purchase

Why StringJoiner when we already have StringBuilder?

Java String Java 8 Stringbuilder

File upload along with other object in Jersey restful web service

Java Jersey Jax Rs Multipartform Data Postman

How to debug a multi-threaded app in IntelliJ?

Java Multithreading Debugging Intellij Idea

Optional vs. null. What is the purpose of Optional in Java 8?

Java Java 8

RecyclerView scrolled UP/DOWN listener

Java Android Android Recyclerview Onscrolllistener

Why is returning a Java object reference so much slower than returning a primitive

Java Low Latency Jmh

DropWizard Metrics Meters vs Timers

Java Timer Dropwizard Metrics Codahale Metrics

Set root logging level in application.yml

Java Logging Spring Boot Yaml

Java code related to equals method

Java Equals

Why doesn't this statement throw a StackOverflowError?

Java Stack Overflow

How to configure Google Java Code Formatter in Intellij IDEA 17?

Java Intellij Idea

Statement lambda can be replaced with expression lambda

Java Spring Spring Mvc Lambda Optional

What is the replacement for javax.activation package in java 9?

Java Jvm Java 9 javax.activation

takeWhile() working differently with flatmap

Java Lambda Java Stream Java 9

How to install JDK 10 under Ubuntu?

Java Ubuntu Java 10

Eclipse internal error "Polling news feeds"

Java Eclipse Java 11 Eclipse 2018-09

MediaSessionCompat:Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified when creating a PendingIntent

Java Android Android Studio Kotlin Android Mediaplayer

Automated tests for Java Swing GUIs

Java Swing Testing Automated Tests

Easy, simple to use LRU cache in java

Java Caching Lru

Bug in eclipse compiler or in javac ("type parameters of T cannot be determined")

Java Eclipse Generics

Java - Convert String to valid URI object

Java Android Encoding Utf 8

Is Python slower than Java/C#?

C#Java Python Performance

What are Dynamic Proxy classes and why would I use one?

Java Design Patterns Dynamic Proxy

Maven update dependencies in POM

Java Maven 2 Plugins Command

Adding files to java classpath at runtime

Java Runtime Classpath

Why can't I use foreach on Java Enumeration?

Java Loops

Natural sort order string comparison in Java - is one built in?

Java Algorithm Comparator Natural Sort

Wrong ordering in generated table in jpa

Java Hibernate Jpa

How to find the index of an element in an array in Java?

Java Arrays Indexing

Java - Does null variable require space in memory

Java

How can "this" of the outer class be accessed from an inner class?

Java Inner Classes

Permutation of array

Java C++Algorithm

New Integer vs valueOf

Java Sonarqube

Can Spring Security use @PreAuthorize on Spring controllers methods?

Java Spring Mvc Controller Spring Security

Size of data after AES/CBC and AES/ECB encryption

Java Encryption Aes

Should you check if the map containsKey before using ConcurrentMap's putIfAbsent

Java Performance Concurrency Concurrenthashmap

Can we overload the main method in Java?

Java

What does @Override mean?

Java Annotations Overriding

HttpClient 4.0.1 - how to release connection?

Java Connection Apache Httpclient-4.x

"Non-static method cannot be referenced from a static context" error

Java Compiler Errors Static

How to start a transaction in JDBC?

Java Jdbc Transactions

What is the best way to extract the first word from a string in Java?

Java String

Is my Android App Draining Battery?

Java Android Optimization Battery

Java 7 new IO API - Paths.exists

Java Api Nio

How can I compare two strings in java and define which of them is smaller than the other alphabetically?

Java

How to set time to a date object in java

Java Date Datetime Calendar

TreeMap or HashMap?

Java Data Structures

How to deserialize JS date using Jackson?

Java Json Datetime Jackson

How to combine two byte arrays

Java

Android - how to replace part of a string by another string?

Java Android String

Simple way to count character occurrences in a string

Java String

Pros and Cons of Listeners as WeakReferences

Java Design Patterns Observer Pattern Weak References

Is there a way to run MySQL in-memory for JUnit test cases?

Java Mysql Junit

Get Concrete Class name from Abstract Class

Java Abstract Class

How to initialize a static array?

Java Arrays Static Playing Cards

Is doing a lot in constructors bad?

Java Constructor

Java, Calculate the number of days between two dates

Java String Date

Get Number of Rows returned by ResultSet in Java

Java Resultset

Jackson: What happens if a property is missing?

Java Jackson

How to implement In-App Billing in an Android application?

Java Android In App-Billing

What's the difference between primitive and reference types?

Java Types Reference Primitive

Why do I get compilation error "org/codehaus/groovy/control/CompilationFailedException"?

Java Ant Compilation Jasper Reports

How can I tell if an object is a Mockito mock?

Java Mockito

How can I create 2 separate log files with one log4j config file?

Java Logging Log4j

Compare one String with multiple values in one expression

Java Regex String

How can I convert a long to int in Java?

Java

Java Interfaces/Implementation naming convention

Java Naming Conventions

How to quickly and conveniently create a one element arraylist

Java Arraylist Collections

Error:java: invalid source release: 8 in Intellij. What does it mean?

Java Intellij Idea Compilation Javac Intellij 13

How do I get the SharedPreferences from a PreferenceActivity in Android?

Java Android Sharedpreferences Preferenceactivity

What is the standard exception to throw in Java for not supported/implemented operations?

Java

How to declare a constant in Java?

Java Constants

How to locate the Path of the current project directory in Java (IDE)?

Java Eclipse Path

Excluding tests from being run in IntellIJ

Java Maven Junit Intellij Idea

Why does JDK sourcecode take a `final` copy of `volatile` instances

Java

Displaying AM and PM in lower case after date formatting

Java Datetime Simpledateformat

Should I mark all methods virtual?

C#Java Methods Virtual Functions

Print the contents of a Bundle to Logcat?

Java Android Logcat Android Bundle

Java format yyyy-MM-dd'T'HH:mm:ss.SSSz to yyyy-mm-dd HH:mm:ss

Java Parsing Date Simpledateformat

Get all fields (even private and inherited) from class

Java Reflection

importing NotNull or Nullable and Android Studio won't compile

Java Gradle Android Studio

How do I invoke two different profiles in one maven command?

Java Maven Maven Profiles

Passing function as a parameter in java

Java Android Function Interface Parameters

Difference between Intent.ACTION_GET_CONTENT and Intent.ACTION_PICK

Java Android Android Intent Android Camera-Intent

How to have a @PATCH annotation for JAX-RS?

Java Jax Rs

Double Checked Locking in Singleton

Java Multithreading Design Patterns Singleton

JSON jsonObject.optString() returns String "null"

Java Android Json

How to generate time based UUIDs?

Java Uuid

When to use inner classes in Java for helper classes

Java Inner Classes

Why is T bounded by Object in the Collections.max() signature?

Java Generics

How to find Max Date in List<Object>?

Java Collections

Does Java have an exponential operator?

Java Pow Exponent

Case insensitive sorting in MongoDB

Java Mongodb Sorting Mongodb Java

How to define static constants in a Java enum?

Java Enums Constants

How to increase heap memory for WildFly?

Java Performance Wildfly Heap Memory

Why is "while (i++ < n) {}" significantly slower than "while (++i < n) {}"

Java Performance Compiler Optimization Post Increment Pre Increment

How to sort by multiple properties in Spring Data (JPA) derived queries?

Java Spring Jpa Spring Data Spring Data-Jpa

Difference between MockMvc and RestTemplate in integration tests

Java Spring Spring Mvc Junit Integration Testing

MessageBodyWriter not found for media type=application/json

Java Rest Jersey Jax Rs

Easier DynamoDB local testing

Java Unit Testing Junit Amazon Dynamodb

Ignoring of Checkstyle warnings with annotation @SuppressWarnings

Java Eclipse Checkstyle

How to create a test directory in Intellij 13?

Java Intellij Idea

No log4j2 configuration file found. Using default configuration: logging only errors to the console

Java Log4j Log4j2

Getting "java.nio.file.AccessDeniedException" when trying to write to a folder

Java File Io Io Access Denied

Cannot get a text value from a numeric cell “Poi”

Java Apache Poi

java.lang.NoClassDefFoundError: com/fasterxml/jackson/core/JsonFactory

Java Jar Noclassdeffounderror Live Streaming Youtube Data-Api

Removing warning messages on IntelliJ IDEA while building Java project

Java Intellij Idea

in java what does the @ symbol mean?

Java Symbols

Why does Enumeration get converted to ArrayList and not List in java.utils?

Java Arraylist Collections Return Type

Set Logging Level in Spring Boot via Environment Variable

Java Spring Spring Boot

Android MVP: What is an Interactor?

Java Android Design Patterns Mvp Android Project-Template

Setting the default active profile in Spring-boot

Java Spring Spring Boot

Api annotation's description is deprecated

Java Swagger Swagger 2.0 Springfox

How do I tell IntelliJ about groovy installed with brew on OSX

Java Macos Intellij Idea Groovy

Tomcat 404 error: The origin server did not find a current representation for the target resource or is not willing to disclose that one exists

Java Tomcat Http Status-Code-404

Why did Java 9 introduce the JMOD file format?

Java Java 9 Java Platform-Module-System Jmod

TomcatEmbeddedServletContainerFactory is missing in Spring Boot 2

Java Spring Spring Boot

Stream.peek() method in Java 8 vs Java 9

Java Lambda Java 8 Java 9 Peek

Why can't the var keyword in Java be assigned a lambda expression?

Java Lambda Java 10

Failed to resolve: com.google.firebase:firebase-core:16.0.1

Java Android Firebase Gradle Android Gradle-Plugin

How safe is it to remove the "-" in a randomly generated UUID?

Java Uuid

Junit 5 - No ParameterResolver registered for parameter

Java Selenium Webdriver Junit5 Junit Jupiter Selenium Jupiter

Why can't we access static content via uninitialized local variable?

Java Static Initialization Local Variables Jls

Does C# have a way of giving me an immutable Dictionary?

C#Java .Net Collections Dictionary

Should I use EJB3 or Spring for my business layer?

Java Performance Spring Ejb 3.0 Scalability

LBYL vs EAFP in Java?

Java Python Error Handling Idioms

^ operator in java

Java Operators

How do you make websites with Java?

Java Php Mysql

Is there a Maven alternative or port for the .NET world?

Java .Net Maven 2 Build Process Build

Find unused classes in a Java Eclipse project

Java Eclipse Refactoring

Should an abstract class have a serialVersionUID

Java Serialization Abstract Class Serialversionuid

Java: how to import a jar file from command line

Java Command Line Jar Classpath

How to execute some function in eclipse while debugging a java program?

Java Eclipse Debugging

How to find how much disk space is left using Java?

Java Diskspace

How does the JVM ensure that System.identityHashCode() will never change?

Java Jvm Hashcode Heap Memory

How to redirect verbose garbage collection output to a file?

Garbage Collection Java jdk1.5

How is values() implemented for Java 6 enums?

Java Enums

Execute Maven plugin goal on child modules, but not on parent

Java Maven 2

C++ Equivalent of %ld in Java for String.format()

Java string.format

Side effects of throwing an exception inside a synchronized clause?

Java Exception Synchronized

How to run all tests belonging to a certain Category in JUnit 4

Java Unit Testing Junit Junit4

Order of execution of parameters guarantees in Java?

Java Operator Precedence Specifications Jls

A Queue that ensure uniqueness of the elements?

Java Collections Queue Guava Unique Constraint

Converting List<String> to String[] in Java

Java Type Conversion

Is instanceof considered bad practice? If so, under what circumstances is instanceof still preferable?

Java Instanceof

How do I programmatically compile and instantiate a Java class?

Java Reflection Dynamic Loading

Inject an EJB into JAX-RS (RESTful service)

Java Rest Jakarta Ee Ejb Jax Rs

replace \n and \r\n with <br /> in java

Java Regex Replaceall

Eclipse Generate Javadoc Wizard: what is "Javadoc Command"?

Java Eclipse Javadoc

Web scraping with Java

Java Web Scraping Frameworks

how to convert image to byte array in java?

Java Image Bytearray

Gson and deserializing an array of objects with arrays in it

Java Json Gson

Final method mocking

Java Unit Testing Testing Mocking Mockito

"Parallel.For" for Java?

Java Parallel Processing

Maven release plugin fails : source artifacts getting deployed twice

Java Maven Nexus Maven Release-Plugin

Difference between .jar and .dll file

C#Java

How to list dependencies of a JAR

Java Jar Dependencies Maven

"Unmappable character for encoding UTF-8" error

Java Maven 2 Encoding Utf 8

Java Generics - Bridge method?

Java Generics

find which type of garbage collector is running

Java Jvm

Comparing chars in Java

Java Comparison Char

How to get current moment in ISO 8601 format with date, hour, and minute?

Java

When to use StringBuilder in Java

Java String Performance

How to convert OutputStream to InputStream?

Java Inputstream Outputstream

What is path of JDK on Mac ?

Macos Java

How to convert an ArrayList containing Integers to primitive int array?

Java Arrays Arraylist Primitive Types

What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?

Java Classpath Noclassdeffounderror Classnotfoundexception

Make copy of an array

Java Arrays Copy

Break or return from Java 8 stream forEach?

Java Foreach Lambda Java 8

Array or List in Java. Which is faster?

Java Arrays List Performance

HTTP URL Address Encoding in Java

Java Http Urlencode

Java Date vs Calendar

Java Date Calendar

Difference between applicationContext.xml and spring-servlet.xml in Spring Framework

Java Spring

byte[] to file in Java

Java Arrays File Io Inputstream

How to get milliseconds from LocalDateTime in Java 8

Java Datetime Java 8 Milliseconds Java Time

How to rename a class and its corresponding file in Eclipse?

Java Eclipse

Validate IPv4 address in Java

Java Ip Address

"No match Found" when using matcher's group method

Java Regex Http Headers

Android Intent for sending email with attachment

Java Android Android Intent Attachment

Understand the R class in Android

Java Android

JPA @OneToOne with Shared ID -- Can I do this Better?

Java Jpa One to-One

Correct way to check Java version from BASH script

Java Bash Version Dependency Management

Any good examples of inheriting from a concrete class?

Java Oop Inheritance Liskov Substitution-Principle

How to quickly implement/override methods in Eclipse?

Java Eclipse Ide Refactoring Keyboard Shortcuts

How to mock private method for testing using PowerMock?

Java Testing Junit Mockito Powermock

How can I know if the request to the servlet was executed using HTTP or HTTPS?

Java Servlets Ssl Https Http Protocols

How to access a sub-file/folder in Java 7 java.nio.file.Path?

Java Path Nio Java 7

Scala equivalent of java.util.ArrayList

Java Scala Arraylist

Java Does Not Equal (!=) Not Working?

Java

How to pick an item by its probability?

Java List Random Probability

Java Jar file: use resource errors: URI is not hierarchical

Java Deployment Resources Executable Jar

what is the sense of final ArrayList?

Java Arraylist Final

How to load Classes at runtime from a folder or JAR?

Java Class Reflection Jar Load

How to implement enum with generics?

Java Generics Interface Enums

Is String Literal Pool a collection of references to the String Object, Or a collection of Objects

Java String Memory Management

how to send an array in url request

Java Web Services Spring Url Spring Mvc

How to make Sonar ignore some classes for codeCoverage metric?

Java Maven Sonarqube

How do I compare if a string is not equal to?

Java Jsp Jstl

How to find an element with an ID in JavaFX?

Java Javafx

How to read and understand the java stack trace?

Java Debugging Exception Stack Trace

Converting Integers to Roman Numerals - Java

Java Methods Roman Numerals

How to access Activity Variables from a fragment Android

Java Android Android Activity Fragment

Spring AOP not working for method call inside another method

Java Spring Spring Aop

Strange array return type

Java Arrays Syntax Declaration

Update elements in a JSONObject

Java Android Json

Get the last three chars from any string - Java

Java

How to convert Joda-Time DateTime to java.util.Date and vice versa?

Java Datetime Jodatime java.util.date

Create a Maven project in Eclipse complains "Could not resolve archetype"

Java Eclipse Maven

What is method hiding in Java? Even the JavaDoc explanation is confusing

Java Oop Method Hiding

How to convert a List to variable argument parameter java

Java List Variadic Functions

Strange String pool behavior

Java String

Why is using BufferedInputStream to read a file byte by byte faster than using FileInputStream?

Java File Io Inputstream Fileinputstream

Basic maven plugin project not working, Mojo plugin descriptors not generating

Java Maven Maven Plugin

JSON Jackson parse different keys into same field

Java Json Jackson

What is com.sun.proxy.$Proxy

Java Jpa Proxy Jvm

Return a stream with Spring MVC's ResponseEntity

Java Spring Servlets Spring Mvc

How to catch all exceptions except a specific one?

Java Exception

Is "new String()" immutable as well?

Java String Immutability

Java How can I break a while loop under a switch statement?

Java While Loop Break

Creating a src/main/java folder structure in Eclipse without Maven

Java Eclipse Web Applications

Can I duplicate a Stream in Java 8?

Java Java 8 Java Stream

Can't get Maven to recognize Java 1.8

Java Maven

Comparing two maps

Java Dictionary

Java 8 pass method as parameter

Java Lambda Java 8 Method Reference

What's the point of Guava checkNotNull

Java Null Guava Preconditions

Maven error :Perhaps you are running on a JRE rather than a JDK?

Java Maven Compiler Errors

How to exclude *AutoConfiguration classes in Spring Boot JUnit tests?

Java Spring Junit Spring Boot

Is id = 1 - id atomic?

Java Multithreading Atomic Swap Scjp

Validation of a list of objects in Spring

Java Spring List Validation

Is there a way to discover all endpoints of a REST API?

Java Javascript Http Facebook Graph-Api Curl

Ionic build Android error when downloading Gradle

Java Android Ionic Framework Gradle Build

spring security: NoSuchBeanDefinitionException: No qualifying bean of type [org.springframework.security.config.annotation.ObjectPostProcessor] found

Java Spring Spring Security

Is there a way to add query parameter to every request with Retrofit 2?

Java Android Retrofit

Try-With Resource when AutoCloseable is null

Java Try Catch Autocloseable

java.lang.ClassNotFoundException: com.fasterxml.jackson.annotation.JsonInclude$Value

Java Jackson Wordpress Json-Api

Create list of object from another using Java 8 Streams

Java Java Stream

RestTemplate: How to send URL and query parameters together

Java Resttemplate Url Parameters Query Parameters Path Parameter

What is Round brackets / parentheses () in try catch in Java

Java Try Catch Parentheses

Android Studio Error: Error:CreateProcess error=216, This version of %1 is not compatible with the version of Windows you're running

Java Android Android Studio Java 8 Android Studio-2.2

In Java, can & be faster than &&?

Java Performance Processing Efficiency Microbenchmark Branch Prediction

Why use/develop Guice, when You have Spring and Dagger?

Java Spring Guice Dagger 2

Tomcat 8 is not able to handle get request with '|' in query parameters?

Java Tomcat Tomcat8 tomcat8.5

SERVER_ERROR: [code] 1675030 [message]: Error performing query

Java Android Facebook Facebook Login

How could I split a String into an array in Kotlin?

Java Arrays String Kotlin

Why is javafx mangling my semi-transparent cursors?

Java Javafx

Difference between RxJava API and the Java 9 Flow API

Java Rx Java Rx Java2 Java 9

Surefire Maven plugin: "Corrupted STDOUT by directly writing to native stream in forked JVM"

Java Maven Junit Maven Surefire-Plugin

Why does allocating a single 2D array take longer than a loop allocating multiple 1D arrays of the same total size and shape?

Java Performance

Why is an empty else-if statement bad style, and how should I rewrite it?

Java If Statement

How should I load files into my Java application?

Java File Loading

Use the serialVersionUID or suppress warnings?

Java Serialization Serialversionuid

Sparse matrices / arrays in Java

Java Algorithm Sparse Matrix Sparse Array

How can you organize the code for a game to fit the MVC pattern?

Java Oop Design Patterns Model View-Controller

Android download binary file problems

Java Android Download Httpurlconnection Fileoutputstream

What is the difference between Hudson and CruiseControl for Java projects?

Java Continuous Integration Hudson Jenkins Cruisecontrol

Byte array of unknown length in java

Java Buffer Byte

Counting the number of files in a directory using Java

Java Performance File Directory

Check if enum exists in Java

Java String Enums Compare

Shrinking an ArrayList to a new size

Java Arraylist

What is a Maven artifact?

Java Build Maven

How to iterate over a JSONObject?

Java Json

Simple HTTP server in Java using only Java SE API

Java Http Httpserver

How do I print my Java object without getting "SomeType@2f92e0f4"?

Java String Object Tostring

Alarm Manager Example

Java Android Kotlin Alarmmanager

How to use IntelliJ IDEA to find all unused code?

Java Refactoring Intellij Idea Code Metrics Code Inspection

Using BigDecimal to work with currencies

Java Currency Bigdecimal

Time: How to get the next friday?

Java Date Datetime Time Jodatime

How can I write a byte array to a file in Java?

Java

Java's WeakHashMap and caching: Why is it referencing the keys, not the values?

Java Caching Weak References

Java enum and additional class files

Java Enums

database sort vs. programmatic java sort

Java Sorting Jpa

How to calculate elapsed time from now with Joda-Time?

Java Algorithm Datetime Grails Jodatime

"Faceted Project Problem (Java Version Mismatch)" error message

Java Eclipse Maven 2 M2eclipse

Managing highly repetitive code and documentation in Java

Java Maintenance Guava Preprocessor

What is the need of serialization in Java?

Java

Spring - Redirect after POST (even with validation errors)

Java Spring Google App-Engine Spring Mvc Validation

what are good blogs to read relating java, spring, hibernate, maven?

Java Spring Hibernate Maven

Get a resource using getResource()

Java Resources Getresource

How do I parse JSON from a Java HTTPResponse?

Java Android Json

How to generate a random String in Java

Java String Random Char

What is meaning of Plain Old Java Object (POJO)?

Java Terminology Pojo

What is the difference between @ManyToOne(optional=false) vs. @Column(nullable=false)

Java Hibernate Orm Jpa

exception in initializer error in java when using Netbeans

Java Binding Pack

Java remote debugging, how does it work technically?

Java Debugging Remote Debugging

Java Abstract Class Implementing an Interface with Generics

Java Generics Abstract Class

Using Spring 3 autowire in a standalone Java application

Java Spring Dependency Injection Main Autowired

Checking if a class is java.lang.Enum

Java Enums Instanceof

How to load/reference a file as a File instance from the classpath

Java Classpath

How does hashing have an o(1) search time?

Java Hashmap

Spring - Is it possible to use multiple transaction managers in the same application?

Java Spring Jpa Spring Transactions Transactionmanager

In Java, how to find if first character in a string is upper case without regex

Java String Character Encoding Char

Why do we use web.xml?

Java Servlets Jakarta Ee web.xml

Java: is there an easy way to select a subset of an array?

Java

What is the purpose of init binder in spring MVC

Java Binding Spring Mvc

JAXB and property ordering

Java Jaxb Xml Binding

How to get a test resource file?

Java Testing Resources Maven Surefire

UUID to unique integer id?

Java Uuid

java foreach skip first iteration

Java Foreach Iteration Skip

Trouble with Gson serializing an ArrayList of POJO's

Java Json Serialization Arraylist Gson

Where to put global rules validation in DDD

C#Java Domain Driven-Design

How to rotate JPEG images based on the orientation metadata?

Java Image Processing Groovy

Where can I find default -Xss (stack size) value for Oracle JVM?

Java Jvm Stack Size

Java collections convert a string to a list of characters

Java String Collections

Should I recommend sealing classes by default?

C#Java .Net Oop

Pros and cons of package private classes in Java?

Java Class Default Modifier Package Private

Convert a date format in epoch

Java Datetime Date Epoch

ScheduledExecutorService Exception handling

Java Multithreading Scheduling

How does Android's Java version relate to a Java SE version?

Java Android Version

How can I create a Java method that accepts a variable number of arguments?

Java Function Methods Overloading

Counting method invocations in Unit tests

Java Unit Testing Mockito Junit4 Jmockit

Checkstyle: How to Resolve "Hidden Field" Error

Java Eclipse Checkstyle

How can I find the number of years between two dates?

Java Android Date

default value for CascadeType in Hibernate

Java Hibernate

Android How to draw a smooth line following your finger

Java Android Touch Interpolation Curve Fitting

Why do I get "must override a superclass method" with @Override?

Java Android Compiler Errors

How to print all key and values from HashMap in Android?

Java Android Key Hashmap

Blocking queue and multi-threaded consumer, how to know when to stop

Java Multithreading Producer Consumer Blockingqueue

Difference between JVM's LookupSwitch and TableSwitch?

Java Bytecode Jasmin

Securing a password in a properties file

Java Security

Making authenticated POST requests with Spring RestTemplate for Android

Java Android Spring Rest Resttemplate

Android Fatal Signal 11

Java Android Crash Signals

Suitable GUI framework for Scala?

Java Scala User Interface

How to query data out of the box using Spring data JPA by both Sort and Pageable?

Java Spring Jpa Spring Data-Jpa

Overriding member variables in Java ( Variable Hiding)

Java Overriding

Cannot determine current directory

Java Jvm

Benefit of Polymorphism

Java Oop Jakarta Ee Polymorphism

Significance of question mark in Java cron

Java Cron Crontab

What does EnumSet really mean?

Java Object Enums Enumset

Java Logging With Abstract Classes

Java Inheritance Logging Abstract Class

Why should java package name be lowercase?

Java Package Programming Languages Naming Conventions

How to implement a db listener in Java

Java Database Listener

What is the reason for java.lang.IllegalArgumentException: No enum const class even though iterating through values() works just fine?

Java Enums

Java : Does wait() release lock from synchronized block

Java Multithreading Concurrency Locking Wait

How do I get the intersection between two arrays as a new array?

Java C++C Algorithm

spring mvc rest service redirect / forward / proxy

Java Spring Mvc Spring Boot Resttemplate

Why can't I create an enum in an inner class in Java?

Java Enums Nested Inner Classes

Is there any way to set breakpoints on all methods of a class?

Java Intellij Idea

How @Target(ElementType.ANNOTATION_TYPE) works

Java Annotations

Run cmd commands through Java

Java Cmd Cd

Android Service needs to run always (Never pause or stop)

Java Android Service

Convert JSONArray to String Array

Java Android Json

serialize and deserialize enum with Gson

Java Serialization Enums Deserialization Gson

What does EntityManager.flush do and why do I need to use it?

Java Jpa Entitymanager

How Numeric literal with underscore works in java and why it was added as part of jdk 1.7

Java Java 7

intelliJ IDEA 13 error: please select Android SDK

Java Android Intellij Idea

How to disable SSL certificate checking with Spring RestTemplate?

Java Spring Resttemplate Self Signed

Populating a Boolean Array in Java

Java Arrays

Error: JAVA_HOME is not defined correctly executing maven

Java Maven Java Home

Spring Boot Multiple Datasource

Java Spring Spring Mvc Spring Boot

How to autowire RestTemplate using annotations

Java Spring Spring Mvc Resttemplate

Throw an exception if an Optional<> is present

Java Java 8

Is there a Hamcrest "for each" Matcher that asserts all elements of a Collection or Iterable match a single specific Matcher?

Java Hamcrest

RecyclerView not calling onCreateViewHolder or onBindView

Java Android Android Fragments Android Recyclerview

Convert between LocalDate and sql.Date

Java Date Java 8 Java Time Converters

Can Java 8 Streams operate on an item in a collection, and then remove it?

Java Collections Java 8 Filtering Java Stream

When using == for a primitive and a boxed value, is autoboxing done, or is unboxing done

Java Autoboxing

All my JavaFX TextFields have lines in them

Java Javafx Textbox

How to check multiple objects for nullity?

Java Null Nullable

How to blur background images in Android

Java Android

Does Java's foreach loop preserve order?

Java Foreach

Double vs. BigDecimal?

Java Floating Point Double Bigdecimal

Why are only final variables accessible in anonymous class?

Java Event Handling Anonymous Class

Clicking the back button twice to exit an activity

Java Android Back Button

How to get the first element of the List or Set?

Java List Collections Set

Declaring an unsigned int in Java

Java Integer Unsigned

Difference between final and effectively final

Java Lambda Inner Classes Final Java 8

JUnit 5: How to assert an exception is thrown?

Java Junit Junit5 Junit Jupiter

Which @NonNull Java annotation to use

Java Eclipse Intellij Idea Nullpointerexception Annotations

disabling spring security in spring boot app

Java Spring Spring Security Spring Boot Spring Java-Config

Spring: get all Beans of certain interface AND type

Java Spring Spring Boot Autowired

How to send post request with x-www-form-urlencoded body

Java

What's the difference between --add-exports and --add-opens in Java 9?

Java Command Line-Arguments Java 9 Java Platform-Module-System Java Module

How do I create an executable fat JAR with Gradle with implementation dependencies?

Java Gradle Executable Jar Gradle Plugin Fatjar

No IDEA annotations attached to the JDK 1.8 (C:\...), some issues will not be found

Java Android Studio Java 8 Android Studio-3.1

Differences Amazon Corretto and OpenJDK

Java Corretto

How to save an image in Android Q using MediaStore?

Java Android Image Kotlin Mediastore

Maven is not using Java 11 - Fatal error compiling: invalid target release: 11

Java Spring Spring Boot Maven

Active threads in ExecutorService

Java Multithreading Concurrency

Setting a log file name to include current date in Log4j

Java .Net Logging Log4net Log4j

what is JMS good for?

Java Jms Messaging

Move / Copy File Operations in Java

Java File Copy Move

Is there a more elegant way to convert an XML Document to a String in Java than this code?

Java Xml

Java Generics: Generic type defined as return type only

Java Generics Java 5

Which one to use, int or Integer

Java Database Performance Types Primitive

Java ReentrantReadWriteLocks - how to safely acquire write lock when in a read lock?

Java Concurrency Reentrantreadwritelock

Java Generics: List, List<Object>, List<?>

Java Generics

Most efficient way to see if an ArrayList contains an object in Java

Java Algorithm Optimization Search Arraylist

Why catch Exceptions in Java, when you can catch Throwables?

Java

boolean[] vs. BitSet: Which is more efficient?

Java Arrays Performance Memory Bitsets

Disable all default HTTP error response content in Tomcat

Java Http Tomcat Servlets Httpresponse

Which Java thread is hogging the CPU?

Java Multithreading Cpu

Determine Whether Daylight Savings Time (DST) is Active in Java for a Specified Date

Java Dst Datetimeoffset

Fastest way to write huge data in text file Java

Java File Resultset

log4j redirect stdout to DailyRollingFileAppender

Java File Redirect Log4j Stdout

Injecting EntityManager Vs. EntityManagerFactory

Java Spring Jpa Entitymanager

How do I set Tomcat Manager Application User Name and Password for NetBeans?

Java Jsp Tomcat Netbeans

Bad idea to use String key in HashMap?

Java String Map Hashcode

Are Thread.sleep(0) and Thread.yield() statements equivalent?

Java Multithreading

Log4J: Strategies for creating Logger instances

Java Logging Log4j

Questions about Java's String pool

Java String String Pool

Overriding equals() & hashCode() in sub classes ... considering super fields

Java Inheritance Overriding Equals Hashcode

Spring MVC vs JSF

Java Jsf Spring Mvc

In Java, what are the boolean "order of operations"?

Java Logic Boolean Evaluation Operator Precedence

Can I add a function to enums in Java?

Java Function Enums

How to get the fields in an Object via reflection?

Java Reflection

Determining the version of Java SDK on the Mac

Java Macos

Fastest data structure for contains() in Java?

Java Data Structures Set

Fastest way to check if a List<String> contains a unique String

Java String Performance List Contains

how to make log4j to write to the console as well

Java Apache Logging Log4j

ThreadPoolExecutor Block When Queue Is Full?

Java Multithreading Concurrency Executorservice Executor

Eclipse shows errors but I can't find them

Java Android Eclipse

What to use: JPQL or Criteria API?

Java Jpa Jpa 2.0 Jpql Criteria Api

How to clean up ThreadLocals

Java Tomcat Thread Local

What is the difference between a static method and a non-static method?

Java

How to find GCD, LCM on a set of numbers

Java Math Greatest Common-Divisor Lcm

Which Java Type do you use for JPA collections and why?

Java Jpa Jpa 2.0

In Maven, Why Run 'mvn clean'?

Java Maven

Is JDK "upward" or "backward" compatible?

Java Backwards Compatibility Binary Compatibility Forward Compatibility

tomcat-dbcp vs commons-dbcp

Java Apache Commons Apache Commons-Dbcp

How do I return an int from EditText? (Android)

Java Android Android Edittext

Why tomcat server location property is greyed in Eclipse

Java Eclipse Tomcat

How does Hibernate detect dirty state of an entity object?

Java Hibernate Orm Entity Relationship Identity

How to handle very large numbers in Java without using java.math.BigInteger

Java Math Biginteger Integer

Java reading a file into an ArrayList?

Java

Any simple way to test null before convert an object to string

Java Null

How to simultaneously run all JUnit tests for a Eclipse Java project without Maven?

Java Eclipse Junit

Maven dependencies not visible in WEB-INF/lib

Java Eclipse Tomcat Maven Web Inf

Difference between System.load() and System.loadLibrary in Java

Java Dynamic Loading

How does a for loop work, specifically for(;;)?

Java Loops Syntax For Loop Iteration

Javadoc linking to a class in another package

Java Javadoc

Setting the Default Font of Swing Program

Java Swing Fonts Uimanager

What is the use of "lenient "?

Java Date Datetime

Java POI : How to read Excel cell value and not the formula computing it?

Java Excel Apache Poi Notimplementedexception

Import a custom class in Java

Java Class Import

How to compare two double values in Java?

Java

javax.persistence.NoResultException: No entity found for query

Java Hibernate Jpa Exception Handling Null

getHeight returns 0 for all Android UI objects

Java Android Android Layout Android Framelayout

Java - How do I make a String array with values?

Java Arrays String

JOptionPane YES/No Options Confirm Dialog Box Issue

Java Swing Jfilechooser

Unable to instantiate default tuplizer [org.hibernate.tuple.entity.PojoEntityTuplizer]

Java Database Hibernate

How is using OnClickListener interface different via XML and Java code?

Java Android Xml Android Layout Android Button

How to convert byte[] to InputStream?

Java Byte Inputstream

Java verbose class loading

Java Jvm Classloader

Condition vs wait notify mechanism

Java Multithreading Concurrency

Setting up scala with IntelliJ

Java Macos Scala Intellij Idea

How to replace HashMap Values while iterating over them in Java

Java Hashmap Runnable

What are optimal scrypt work factors?

Java Cryptography Scrypt

Should getters and setters be synchronized?

Java Synchronized

Getting filesystem path of class being executed

Java Filepath

Why does my sorting loop seem to append an element where it shouldn't?

Java Arrays Sorting

Resize an Array while keeping current elements in Java?

Java Arrays

Including bean definition when a profile is NOT active

Java Spring Spring Profiles Negation

Convert latitude/longitude point to a pixels (x,y) on mercator projection

Java Math Maps 2d Mercator

Are the roles of a service and a façade similar?

Java Spring Model View-Controller Design Patterns Facade

Java: BufferedImage to byte array and back

Java Arrays Byte Bufferedimage

How to serve .html files with Spring

Java Spring Spring Mvc

How to get UTF-8 working in Java webapps?

Java Mysql Tomcat Encoding Utf 8

What is the difference between a static and a non-static initialization code block

Java Static Static Initializer

Singletons vs. Application Context in Android?

Java Android Design Patterns Singleton

How to round up the result of integer division?

Java C#C++Math

What's the difference between interface and @interface in java?

Java Interface Annotations Language Features

Java: Static vs inner class

Java Static Inner Classes

Eclipse error ... cannot be resolved to a type

Java Eclipse

How to run a maven created jar file using just the command line

Java Maven Jar

JUNIT testing void methods

Java Junit

Integration testing Hive jobs

Java Testing Hadoop Mapreduce Hive

Javadoc @author tag good practices

Java Javadoc Author

Code assist (ctrl+space) doesn't work on Eclipse Kepler

Java Eclipse

Java generating Strings with placeholders

Java String

Hibernate OneToMany java.lang.StackOverflowError

Java Hibernate Stack Overflow One to-Many

getLocationOnScreen() vs getLocationInWindow()

Java Android View Screen

When to catch the Exception vs When to throw the Exceptions?

Java Exception Throw

IntelliJ, can't start simple web application: Unable to ping server at localhost:1099

Java Web Services Tomcat Web Applications Intellij Idea

Enforcing Java version for Scala project in sbt?

Java Scala Sbt

Handling soft-deletes with Spring JPA

Java Spring Jpa Spring Data Spring Data-Jpa

Can a normal Class implement multiple interfaces?

Java Interface Multiple Inheritance

Convert JSONObject to Map

Java Json Map Jsonobject

How to create an infinite stream with Java 8

Java Java 8

Change database schema used by Spring Boot

Java Spring Spring Boot

Why does '(int)(char)(byte)-2' produce 65534 in Java?

Java Casting

Is there an elegant way to process a stream in chunks?

Java Java 8 Java Stream Chunking

Explain the syntax of Collections.<String>emptyList()

Java Generics Collections

Java Lambda Stream Distinct() on arbitrary key?

Java Lambda Java 8

Manifest merger failed error

Java Android Android Studio Gradle Android Manifest

Usages of doThrow() doAnswer() doNothing() and doReturn() in mockito

Java Mockito

Error:Execution failed for task ':app:dexDebug'. com.android.ide.common.process.ProcessException

Java Android Gradle

Why are Java 8 lambdas invoked using invokedynamic?

Java Lambda Jvm Java 8 Bytecode

Lambda that does absolutely nothing

Java Lambda Java 8 Runnable

Close multiple resources with AutoCloseable (try-with-resources)

Java Sockets Datainputstream Try with-Resources Autocloseable

Intellij JAVA_HOME variable

Java Intellij Idea

Android ViewGroup crash: Attempt to read from field 'int android.view.View.mViewFlags' on a null object reference

Java Android Viewgroup

RxJava delay for each item of list emitted

Java Rx Java Delay

Execution Failed for task :app:compileDebugJavaWithJavac in Android Studio

Java Android Android Studio Gradle

Logcat error message - Attempted to destroy barrier with non zero count

Java Android Parse Platform Logcat

Spring Boot access static resources missing scr/main/resources

Java Spring Spring Boot Resources Spring Properties

UnsupportedOperationException - Why can't you call toInstant() on a java.sql.Date?

Java Java 8 Java Time

Difference between Entity and DTO

Java Entity Dto

Java 8 optional: ifPresent return object orElseThrow exception

Java Lambda Optional

AmazonS3Client(credentials) is deprecated

Java Amazon Web-Services Amazon S3 Aws Sdk Deprecated

AWS Java SDK - Unable to find a region via the region provider chain

Java Amazon Web-Services Amazon S3 Aws Lambda Aws Sdk

Didn't find class "androidx.core.app.CoreComponentFactory"

Java Android

Shutting down a computer

Java Cross Platform Shutdown

best way to pick a random subset from a collection?

Java Algorithm Collections Random Subset

Performance comparison of Thrift, Protocol Buffers, JSON, EJB, other?

Java Python Performance Protocol Buffers Thrift

Using SHA1 and RSA with java.security.Signature vs. MessageDigest and Cipher

Java Encryption Cryptography Rsa Digital Signature

How do I convert Double[] to double[]?

Java Arrays Autoboxing

Attach the Java Source Code

Eclipse Java

How to get the current date and time of your timezone in Java?

Java Timezone Jodatime

Hibernate or JDBC

Java Hibernate Jdbc

Find a line in a file and remove it

Java File Editing

Is java.sql.Connection thread safe?

Java Multithreading Jdbc Thread Safety Dbconnection

Anonymous code blocks in Java

Java

Simple statistics - Java packages for calculating mean, standard deviation, etc

Java Math Statistics Packages

How to specify two Fields in Lucene QueryParser?

Java Parsing Lucene lucene.net Information Retrieval

How to view the current heap size that an application is using?

Java Netbeans Heap Memory

Closing a ByteArrayOutputStream has no effect?

Java

JPQL Create new Object In Select Statement - avoid or embrace?

Java Hibernate Orm Jpa Jpql

How a thread should close itself in Java?

Java Multithreading

What exception to throw when an important parameter/dependency is missing?

Java Oop Exception

How to bring up list of available notification sounds on Android

Java Android Audio Notifications

How does "object.new" work? (Does Java have a .new operator?)

Java Syntax Inner Classes

How can I force a Constructor to be defined in all subclass of my abstract class

Java Constructor Abstract

Why is "else" rarely used after "if x then return"?

Java Coding Style If Statement Function Exit

Which programming languages can be used to develop in Android?

Java Android Scala Programming Languages Scripting

How to check that a JCheckBox is checked?

Java Swing Jcheckbox

How do I concatenate two strings in Java?

Java String Concatenation

How much data can a List can hold at the maximum?

Java Arraylist Size

What is the best way to save user settings in java application?

Java

How to pass C structs back and forth to Java code in JNI?

Java C Java Native-Interface Android Ndk

Java Array, Finding Duplicates

Java Arrays

Erlang's let-it-crash philosophy - applicable elsewhere?

Java .Net Erlang Defensive Programming

Is there a way to stop NetBeans scanning projects?

Java Netbeans

How to generate Javadoc from command line

Java Command Line Javadoc

calling setters from a constructor

Java Oop

Is this a JVM bug or "expected behavior"?

Java Jvm Compiler Optimization Integer Overflow

How do I use the JAVA_OPTS environment variable?

Java Jvm

How can I utilize SimpleDateFormat with Calendar?

Java Date Calendar Formatting Simpledateformat

Why should the static field be accessed in a static way?

Java Static

What's the best way to learn Smali (and how/when to use Dalvik VM opcodes)?

Java Android Dalvik Smali

BufferedInputStream To String Conversion?

Java String Bufferedinputstream

JQuery, Spring MVC @RequestBody and JSON - making it work together

Java Jquery Json Spring Spring Mvc

How to check if a directory is empty in Java

Java File Io

Optimization by Java Compiler

Java Optimization Javac

How to evaluate a math expression given in string form?

Java String Math

Error: Could not find or load main class

Java Linux

Cast Double to Integer in Java

Java Casting

How to get a file's Media Type (MIME type)?

Java Mime

Polymorphism vs Overriding vs Overloading

Java Oop Polymorphism Overloading Overriding

How to add reference to a method parameter in javadoc?

Java Arguments Javadoc

Running code in main thread from another thread

Java Android Multithreading Android Handler

Android Studio installation on Windows 7 fails, no JDK found

Android Installation Java Android Studio

What is the best way to implement constants in Java?

Java Constants

PreparedStatement IN clause alternatives?

Java Security Jdbc Prepared Statement In Clause

Cast Int to enum in Java

Java Casting Enums Ordinal

How can I break from a try/catch block without throwing an exception in Java

Java Try Catch-Finally

Java Inheritance - calling superclass method

Java Inheritance Methods Superclass

Utility class in Spring application - should I use static methods or not?

Java Spring Methods Static

How can I print to the same line?

Java

Gson: Is there an easier way to serialize a map

Java Json Gson

Purpose of "let expression" (LetExpr) in the Java compiler?

Java Compiler Construction Language Design Let

Which JRE am I using?

Java

Format currency without currency symbol

Java Currency Number Formatting

Annotations from javax.validation.constraints not working

Java Spring Annotations Constraints Bean Validation

How to make annotation like highlighting, strikethrough, underline, draw, add text, etc in android for a pdf viewer?

Java Android Pdf Pdf Generation Pdf Annotations

Collections.synchronizedList and synchronized

Java Collections Synchronization

JPA: Implementing Model Hierarchy - @MappedSuperclass vs. @Inheritance

Java Hibernate Jpa Inheritance Orm

Converting ArrayList to Array in java

Java Arrays Arraylist

socket programming multiple client to one server

Java Sockets Applet Logging Port

Performance differences between ArrayList and LinkedList

Java Arraylist Doubly Linked-List

Decoding a Base64 string in Java

Java Base64

Multiple Main Functions

C#Java Main

Is there a need to use super.onActivityResult() in onActivityResult()?

Java Android

SpringMVC RequestMapping for GET parameters

Java Spring Spring Mvc

Efficient swapping of elements of an array in Java

Java Algorithm Swap

BigDecimal to string

Java String Bigdecimal

Thread Safe singleton class

Java Multithreading Singleton

Where is sun.misc.Unsafe documented?

Unsafe Java

Query by Boolean properties in spring-data-jpa without using method parameters

Java Spring Data Spring Data-Jpa

Android View performClick() and callOnClick() difference

Java Android View

Splitting on comma outside quotes

Java Regex String Split

Array vs ArrayList in performance

Java Arrays Performance Collections Arraylist

Create an ArrayList with multiple object types?

Java Arraylist

After Google Play Service update to version 13 I got an error

Java Android Google Play-Services

java.io.FileNotFoundException: the system cannot find the file specified

Java File Io Filenotfoundexception

Collection to stream to a new collection

Java Java 8 Java Stream

junit: no tests found

Java Junit Intellij Idea

Get command-line arguments from spring-boot:run

Java Maven Spring Boot Command Line-Arguments

Spring/Java error: namespace element 'annotation-config' ... on JDK 1.5 and higher

Java Spring Illegalstateexception

Do "nothing" while "condition"

Java While Loop Do While

Raw use of parameterized class

Java Generics

Spring Security permitAll not allowing anonymous access

Java Spring Spring Mvc Spring Security

Cannot start this animator on a detached view! reveal effect

Java Android Android Animation

How can I return the difference between two lists?

Java List Object Filtering

DateTimeFormatter Support for Single Digit Day of Month and Month of Year

Java Date Java 8 Java Time

Why is Arrays.fill() not used in HashMap.clear() anymore?

Java Arrays Hashmap Java 8

Android property animation: how to increase view height?

Java Android Android Animation Objectanimator Viewpropertyanimator

How to compare equality of lists of arrays with modern Java?

Java Arrays List Java 8 Equals

When to prefer LinkedBlockingQueue over ArrayBlockingQueue?

Java Multithreading Concurrency Blockingqueue

java.io.FileNotFoundException: /storage/emulated/0/New file.txt: open failed: EACCES (Permission denied)

Java Android Android Permissions

How to distinguish between null and not provided values for partial updates in Spring Rest Controller

Java Json Rest Spring Mvc Jackson

Selenium using Java - The path to the driver executable must be set by the webdriver.gecko.driver system property

Java Selenium Firefox

What is the proper annotation since @SpringApplicationConfiguration, @WebIntegration, is deprecated in Spring Boot Framework?

Java Spring Boot Junit Spring Annotations

Why does .class not invoke the static block in a Class?

Java Class Static Initialization

Null safe Collection as Stream in Java 8

Java Collections Null Java 8 Java Stream

Java 8 Boolean.logicalOr method

Java Java 8

Remove android.widget.Toolbar shadow

Java Android Android Styles

Android: Customizing recent apps thumbnail (screenshot by default)

Java Android

How to convert JSON string into List of Java object?

Java Json Jackson Jackson Databind

"The POM for ... is missing, no dependency information available" even though it exists in Maven Repository

Java Eclipse Maven

Eclipse can't find XML related classes after switching build path to JDK 10

Java Eclipse Maven Java 10

How to make curl available in Docker image based java:8-jdk-alpine and keep the image clean?

Java Docker Docker Java

Catching multiple exceptions in Java-8

Java Exception Java 8 Try Catch

Why is Java's double/float Math.min() implemented this way?

Java Floating Point

Should I avoid using Java Label Statements?

Java Loops

Can I add maven repositories in the command line?

Java Maven 2 Build Process

How to configure JPA for testing in Maven

Java Testing Maven 2 Jpa Integration Testing

On a 64-bit machine is the size of an int in Java 32 bits or 64 bits?

Java

Dumping a java object's properties

Java Reflection Properties Dump Tostring

Can someone explain the ivy.xml dependency's conf attribute?

Java Apache Ant Ivy

Why doesn't Java have a copy constructor?

Java Copy Constructor

Is it possible to disable jsessionid in tomcat servlet?

Java Tomcat Servlets Jsessionid

Running a .sql script using MySQL with JDBC

Java Sql Mysql Jdbc

What is the $1 in class file names?

Java Javac Anonymous Class

Why does Java have transient fields?

Java Field Transient

Fastest way to determine if an integer's square root is an integer

Java Math Optimization Perfect Square

What exactly is Apache Camel?

Java Apache Camel Soa Enterprise Integration

How can I concatenate two arrays in Java?

Java Arrays Concatenation Add

Is null check needed before calling instanceof?

Java Nullpointerexception Null

How do I create a file and write to it?

Java File Io

What is Double Brace initialization in Java?

Java Initialization Double Brace-Initialize

Why use @PostConstruct?

Java Dependency Injection Jakarta Ee Cdi Jsr299

Hibernate: hbm2ddl.auto=update in production?

Java Hibernate Hbm2ddl

How do I convert a Java 8 IntStream to a List?

Java Java 8

How do I assert my exception message with JUnit Test annotation?

Java Testing Annotations Junit4 Assertion

Java Ordered Map

Java Collections

Create new object from a string in Java

Java

Does java have a "LinkedConcurrentHashMap" data structure?

Java Data Structures

How to execute .sql script file using JDBC

Java Jdbc

How to upload and store an image with google app engine (java)

Java Google App-Engine Image Uploading

How to convert XML to java.util.Map and vice versa?

Java Xml

How do I say 5 seconds from now in Java?

Java Date

Creating a bundle jar with ant

Java Ant Jar

Unsigned short in Java

Java Types Unsigned Short

How to write console output to a txt file

Java File Io Console

How can I get a Unicode character's code?

Java Unicode Character

How to parse month full form string using DateFormat in Java?

Java Simpledateformat

How to generate a random BigInteger value in Java?

Java Random Biginteger

java thread reuse

Java Multithreading

Why doesn't Java throw an Exception when dividing by 0.0?

Java Types Integer Double Divide by-Zero

make ArrayList Read only

Java Collections Jakarta Ee Arraylist

Difference in Auditing and Logging?

Java Logging Audit

Comparing the values of two generic Numbers

Java Generics Numbers Comparable

Date object to Calendar [Java]

Java Date Calendar

Android @Override usage

Java Android Overriding

How to create a POJO?

Java Pojo

CMSPermGenSweepingEnabled vs CMSClassUnloadingEnabled

Java Jvm Arguments

JIT vs Interpreters

Java Jit

Java: object to byte[] and byte[] to object converter (for Tokyo Cabinet)

Java Serialization Byte Bytearray Tokyo Cabinet

Difference between try-catch and throw in java

Java Exception

Sending arrays with Intent.putExtra

Java Android Android Intent Android Activity Bundle

Generate random date of birth

Java Random

JPA Criteria Tutorial

Java Jpa Annotations Jpa 2.0

Creating random colour in Java?

Java Colors Random

Java - class.getResource returns null

Java Url

Increment counter with loop

Java Jsp Jstl

Why can't Java constructors be synchronized?

Java Constructor Language Design Synchronized

How to inject ApplicationContext itself

Java Spring Applicationcontext

Center message in android dialog box

Java Android

How to execute INSERT statement using JdbcTemplate class from Spring Framework

Java Spring Jdbctemplate

Displaying Currency in Indian Numbering Format

Java Internationalization Locale

JDBC Class.forName vs DriverManager.registerDriver

Java Jdbc

import sun.misc.BASE64Encoder results in error compiled in Eclipse

Java Eclipse

how to download image from any web page in java

Java Html Download

Call c function from Java

Java C

Ignore self-signed ssl cert using Jersey Client

Java Ssl Ssl Certificate Jersey

Loading context in Spring using web.xml

Java Spring Mvc web.xml

Returning an empty array

Java Arrays

Debugging Spring configuration

Java Hibernate Spring Configuration Websphere

What is the difference between getDeclaredConstructors and getConstructors in the Class API?

Java Reflection Constructor

JPA merge vs. persist

Java Jpa Merge Entitymanager Persist

compareTo with primitives -> Integer / int

Java Performance Compareto

Java: Interface with new keyword how is that possible?

Java Interface

java.util.Date and getYear()

Java Date

If you overwrite a field in a subclass of a class, the subclass has two fields with the same name(and different type)?

Java Subclassing Jls

FIFO class in Java

Java Fifo

Difference between HashMap and Map in Java..?

Java Hashmap

What is sharedUserId in Android, and how is it used?

Java Android Android Intent Android Emulator Android Ndk

How to convert a String to a Date using SimpleDateFormat?

Java Datetime Date Format Simpledateformat

How to search for a string in JAR files

Java Jar

Resource files not found from JUnit test cases

Java Unit Testing Maven Junit Resourcebundle

Why doesn't volatile in java 5+ ensure visibility from another thread?

Java Multithreading Concurrency Volatile Compiler Bug

Where's my invalid character (ORA-00911)

Java Oracle Jdbc Prepared Statement

Eclipse - Target "unknown" in Android device chooser

Java Android Eclipse

Unable to locate an executable at "/usr/bin/java/bin/java" (-1)

Java Macos Javac

How to make spring inject value into a static field

Java Spring Configuration App Config

Difference between Arrays and 3 dots (Varargs) in java

Java

Design pattern for "retrying" logic that failed?

Java Design Patterns Io

Passing a List in as varargs

Java Android List Variadic Functions

How to save and retrieve Date in SharedPreferences

Java Android Date Calendar Sharedpreferences

How to compile using -Xlint:unchecked in a Maven project?

Java Maven Netbeans

How to change value of ArrayList element in java

Java Arraylist

How to install java jdk 7 on Snow Leopard

Java Osx Snow-Leopard Java 7

How do I load a resource and use its contents as a string in Spring

Java Spring

Java 8: Mandatory checked exceptions handling in lambda expressions. Why mandatory, not optional?

Java Lambda Checked Exceptions Java 8

Android: How to push button above soft keyboard

Java Android Xml Android Layout Android Softkeyboard

Stream Live Android Audio to Server

Java Android Audio Streaming

Javamail Could not convert socket to TLS GMail

Java Email Ssl Smtp Gmail

How to create an instance of an annotation

Java Reflection Annotations

How to serialize only the ID of a child with Jackson

Java Json Serialization Jackson

Spring Bean Scopes

Java Spring Spring Mvc

Spring not autowiring in unit tests with JUnit

Java Spring Junit

What is Project Language level in IntelliJ IDEA?

Java Intellij Idea

Removing trailing zeros from BigDecimal in Java

Java Bigdecimal

How to remove decimal values from a value of type 'double' in Java

Java

Change String-Array in Strings.xml to ArrayList

Java Android Arrays String Arraylist

javax.xml.bind.UnmarshalException: unexpected element. Expected elements are (none)

Java Jaxb Unmarshalling

How can I register a secondary servlet with Spring Boot?

Java Spring Spring Boot

Min Average Two Slice Codility

Java

How to use Callable with void return type?

Java Multithreading Callable

Why does Java allow null value to be assigned to an Enum?

Java Enums

How to manually force a commit in a @Transactional method?

Java Spring Jpa Spring Data Spring Transactions

Performance issue: Java vs C++

Java C++Performance Algorithm

Is (x - x) always positive zero for doubles, or sometimes negative zero?

Java Floating Point

MySQL and JDBC with rewriteBatchedStatements=true

Java Mysql Sql Jdbc

Convert JsonNode object to Map

Java Json Jackson Playframework 2.2

Android Studio: failed to complete gradle execution, cause is empty

Java Android Android Studio

Java better way to delete file if exists

Java

What is the purpose of doOnNext(...) in RxJava

Java Rx Java

Splitting List into sublists along elements

Java List Java 8 Collectors

AdminTokenAction: FATAL ERROR: Cannot obtain Application SSO token

Java Single Sign-On Openam

Moving from JDK 1.7 to JDK 1.8 on Ubuntu

Java Linux Ubuntu Java 8

Kotlin 'when' statement vs Java 'switch'

Java Switch Statement Kotlin

How to assert inside a RecyclerView in Espresso?

Java Android Android Espresso

Varargs Java Ambiguous Call

Java Methods Overloading Variadic Functions

Design Patterns web based applications

Java Design Patterns Jsp Servlets

How to do URL decoding in Java?

Java Url Encoding

Java: using switch statement with enum under subclass

Java Enums Switch Statement

Things possible in IntelliJ that aren't possible in Eclipse?

Java Eclipse Ide Intellij Idea

The JPA hashCode() / equals() dilemma

Java Hibernate Jpa Identity Eclipselink

What is the Simplest Way to Reverse an ArrayList?

Java Android Arraylist Collections

Encoding as Base64 in Java

Java Base64 Decode Encode

Why is "final" not allowed in Java 8 interface methods?

Java Language Design Java 8 Default Method Jsr335

What is "String args[]"? parameter in main method Java

Java Parameters Command Line-Arguments Main

Error:Timeout waiting to lock buildscript class cache for build file when change minSdkVersion

Java Android Android Studio Gradle

Mapping list in Yaml to list of objects in Spring Boot

Java Spring Spring Boot Yaml

Jackson - @JsonTypeInfo property is being mapped as null?

Java Jackson Json Deserialization

How to create vector drawables for android?

Java Android Android Studio Svg Android Vectordrawable

Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]

Java Hibernate Postgresql Jdbc Orm

What's the "principal" in Spring Security?

Java Spring Spring Security

What value for @SuppressWarnings do I use to suppress the "Can be private" warning?

Java Android Studio Suppress Warnings

Configure active profile in SpringBoot via Maven

Java Spring Maven Spring Boot

SameSite cookie in Java application

Java Cookies Csrf Flags

why do we have to use @Modifying annotation for queries in Data Jpa

Java Spring Spring Data-Jpa Spring Annotations

How to combine Intent flags in Kotlin

Java Android Android Intent Kotlin Bitwise Operators

Spring MVC (async) vs Spring WebFlux

Java Spring Spring Mvc Spring Webflux

The constructors Integer(int), Double(double), Long(long) and so on are deprecated

Java

How do I use Java's bitwise operators in Kotlin?

Java Kotlin Bitwise Operators Bitwise And Bitwise Or

RAML 1.0 representation of Java Map

Java Raml Raml Java-Parser Raml 1.0

Maven + Spring Boot: Found multiple occurrences of org.json.JSONObject on the class path:

Java Spring Maven Spring Boot Build Dependencies

How to fix Invocation failed Unexpected Response from Server: Unauthorized in Android studio

Java Android Git Android Studio Gitlab

Unable to install java8 with homebrew

Java Macos Java 8 Homebrew

Eclipse reading stdin (System.in) from a file

Java Eclipse File Stdin system.in

NoClassDefFoundError while trying to run my jar with java.exe -jar...what's wrong?

Java Jar Classpath Executable Jar

Where can I see the source code of the Sun JDK?

Java Linked List

Quickly read the last line of a text file?

Java File Io

EasyMock: Void Methods

Java Unit Testing Mocking Void Easymock

Java equivalent to .Net's NotSupportedException

Java .Net Exception

Should the JUnit message state the condition of success or failure?

Java Unit Testing Junit

Is shifting bits faster than multiplying and dividing in Java? .NET?

C#Java .Net Optimization Bit Manipulation

Forcing multiple threads to use multiple CPUs when they are available

Java Concurrency Multithreading Multicore

Best practices for integration tests with Maven?

Java Testing Maven 2 Integration Testing

Exception Vs Assertion

Java Assert

java custom annotation: make an attribute optional

Java Annotations Metaprogramming

How to check if internet connection is present in Java?

Java Networking Connection

What does the class class [B represents in Java?

Java Optimization Memory Jhat

Arrays.asList() not working as it should?

Java Arrays List Variadic Functions

Remove all non-"word characters" from a String in Java, leaving accented characters?

Java Regex String

What is a sensible prime for hashcode calculation?

Java Hashcode Primes

How to create a class literal of a known type: Class<List<String>>

Java Generics Jls

Regex date format validation on Java

Java Regex Date Parsing

Embed a JRE in a Windows executable?

Java Windows Deployment Executable Software Distribution

Are there C++ equivalents for the Protocol Buffers delimited I/O functions in Java?

Java C++Serialization Protocol Buffers

How to convert InputStream to FileInputStream

Java File Io

Merge (Concat) Multiple JSONObjects in Java

Java Json Concat

Hibernate one-to-one: getId() without fetching entire object

Java Hibernate Jpa

What does the length attribute do when set on the @Column JPA annontation?

Java Hibernate Jpa Annotations

Java: How initialize an array in Java in one line?

Java Arrays

How to stop a java thread gracefully?

Java Multithreading

Any character including newline - Java Regex

Java Regex

setUp/tearDown (@Before/@After) why we need them in JUnit?

Java Junit Junit4 Junit3

What is String pool in Java?

Java

Importing ant build.xml in Eclipse

Java Android Eclipse Ant

Difference between JTA, JPA and plain JDBC in hibernate

Java Hibernate Jpa Jdbc Jta

Advantages/Disadvantages to exploded WAR files

Java Tomcat Jboss War War Filedeployment

Can I replace a Spring bean definition at runtime?

Java Spring

Source code for Mac OS X Java Updates

Java Macos

Detect touch press vs long press vs movement?

Java Android Touch Move Long Press

Should I write equals() and hashCode() methods in JPA entities?

Java Jpa Entity Equals Hashcode

JAXB - Property "Value" is already defined. Use <jaxb:property> to resolve this conflict

Java Xsd Jaxb

Why use JPA instead of writing the SQL query using JDBC?

Java Database Jpa Jdbc Orm

How to add "Maven Managed Dependencies" library in build path eclipse?

Java Eclipse Maven

How to use getMethod() with primitive types?

Java Reflection

Self injection with Spring

Java Spring Dependency Injection Ioc Container

Android View Clipping

Java Android Xml Android Layout Clip

How do I round a double to two decimal places in Java?

Java Double

Why we can't do List<Parent> mylist = ArrayList<child>();

Java Generics Inheritance Collections

Mockito: Verifying with generic parameters

Java Generics Parameters Verification Mockito

Log4j: How to configure simplest possible file logging?

Java Logging Log4j

NetBeans - shortcut for returning to previous position after invoking 'Go to Declaration'

Java Netbeans Keyboard Shortcuts

How to type ":" ("colon") in regexp?

Java Regex

How can I throw a general exception in Java?

Java Exception

Android resource not found exception?

Java Android

What are hs_err_pid.log files generated when Tomcat crashes?

Java Tomcat Crash Jvm

Convert an integer to an array of digits

Java Integer

Exception.getMessage() is null

Java Exception

is memory leak? why java.lang.ref.Finalizer eat so much memory

Java Memory Finalizer Proxool

ArrayList contains case sensitivity

Java Arraylist

Android SharedPreferences Best Practices

Java Android

Return True or False Randomly

Java Random Boolean

Java: for(;;) vs. while(true)

Java For Loop While Loop

Are C# style object initializers available in Java

Java

Compile error: package javax.servlet does not exist

Java Servlets Compilation Compiler Errors

How to convert POJO to JSON and vice versa?

Java Json Pojo

What is the difference between Double.parseDouble(String) and Double.valueOf(String)?

Java Type Conversion

Creating an object in a static way

Java Static

How to stop a thread created by implementing runnable interface?

Java Multithreading Thread Safety

Advantage of set and get methods vs public variable

Java Class Methods Private Public

Something like 'contains any' for Java set?

Java

Java Pass Method as Parameter

Java Interface Method Reference

How to deploy a war file in Tomcat 7

Java Tomcat War

What is the difference between JVM, JDK, JRE & OpenJDK?

Java Jvm Difference

How do I set environment variables from Java?

Java Environment Variables

How do I find where JDK is installed on my windows machine?

Java Windows

Using Mockito, how do I verify a method was a called with a certain argument?

Java Mocking Mockito

Where is jarsigner?

Java Android

I need to convert an int variable to double

Java

find out the elements of an arraylist which is not present in another arraylist

Java Arrays List Collections Arraylist

Android proguard, keep inner class

Java Android Proguard

How to install JRE 1.7 on Mac OS X and use it with Eclipse?

Eclipse Macos Java

Hashmap holding different data types as values for instance Integer, String and Object

Java Types Hashmap

VisualVM and Self Time

Java Performance Profiling Cpu Visualvm

JConsole over ssh local port forwarding

Java Ssh Jmx

Is custom enum Serializable too?

Java Android

Error: Selection does not contain a main type

Java Eclipse Project Startup Startup Error

How can Eclipse create a class with unresolved compilation problems?

Java Eclipse Compiler Errors

When to use ModelAndView vs Model in Spring?

Java Spring Spring Mvc

Spring Data JPA Update @Query not updating?

Java Jpa Spring Data

How to write and read java serialized objects into a file

Java File Serialization

How to instantiate an inner class with reflection in Java?

Java Reflection Instantiationexception

Android View Disappearing When Go Outside Of Parent

Java Android Animation Android Animation

How to make EditText not focused when creating Activity

Java Android Focus Android Edittext

Correct set of dependencies for using Jackson mapper

Java Json Jackson

What is the Maven way for automatic project versions when doing continuous delivery?

Java Maven Continuous Integration Maven 3 Continuous Delivery

Unable to compile class for JSP: The type java.util.Map$Entry cannot be resolved. It is indirectly referenced from required .class files

Java Jsp Tomcat Servlets

Implement recursive lambda function using Java 8

Java Recursion Lambda Java 8

Extending Exception/RunTimeException in java?

Java Exception

Cannot load properties file from resources directory

Java Eclipse Maven Maven 3

Two dimensional array initializer followed by square brackets

Java Arrays Compilation

Ignore missing properties during Jackson JSON deserialization in Java

Java Json Serialization Jackson

Why Java opens 3 ports when JMX is configured?

Java Rmi Jmx

Find div element by multiple class names?

Java Css Selenium Selenium Webdriver

How to use formatted strings together with placeholders in Android?

Java Android String Textview

What is the difference between Mockito.mock(SomeClass) and the @Mock annotation?

Java Unit Testing Junit Mocking Mockito

How do I delete files programmatically on Android?

Java Android File Uri Delete File

Android: Creating a Circular TextView?

Java Android Textview Xml Layout

Filter order in spring-boot

Java Spring Spring Mvc Spring Boot

Why does one long string take MORE space than lots of small strings?

Java Arrays Eclipse String Bytecode

How does OkHttp get Json string?

Java Http Okhttp Embedded Jetty

Hashmap with Streams in Java 8 Streams to collect value of Map

Java Hashmap Java 8 Collectors

maven ignoring jenv settings

Java Macos Maven Jenv

Partition a Java 8 Stream

Java Functional Programming Java 8 Java Stream

How return error message in spring mvc @Controller

Java Spring Mvc

how to make auto reload with Spring-boot on IDEA Intellij

Java Spring Spring Boot Intellij Idea

How to add a recyclerView inside another recyclerView

Java Android Android Recyclerview Android Cardview

Unit test Java class that loads native library

Java Android Unit Testing Junit4

RxJava: How to convert List of objects to List of another objects

Java Android Rx Java

How to read a properties files and use the values in project Gradle script?

Java Gradle Groovy

Spring Boot: SpringBootServletInitializer is deprecated

Java Spring Boot

How to map Page<ObjectEntity> to Page<ObjectDTO> in spring-data-rest

Java Spring Spring Mvc Spring Data Spring Data-Rest

How to set canOverrideExistingModule=true in React Native for Android Apps?

Java Android React Native Avd

Building with Intellij 2017.2 /out directory duplicates files in /build directory

Java Intellij Idea Gradle

Visual Studio Code showing "Java 11 or more recent is required to run. Please download and install a recent JDK"

Java Visual Studio-Code

Class file name must end with .class exception in Java Search

Java Eclipse Search

Why aren't Enumerations Iterable?

Java Enumeration Iterable

Java MessageFormat - How can I insert values between single quotes?

Java

Doxygen vs Javadoc

Java Maven 2 Documentation Doxygen

Finding unused jars used in an eclipse project

Java Eclipse Jar

Java assertions underused

Java Assertion

How much null checking is enough?

C#Java C++Design by-Contract

JBoss debugging in Eclipse

Java Eclipse Debugging Jboss

Why is main() in java void?

Java

Why are integer literals with leading zeroes interpreted strangely?

Java

Hibernate HQL Query : How to set a Collection as a named parameter of a Query?

Java Hibernate Hql

Converting UTF-8 to ISO-8859-1 in Java - how to keep it as single byte

Java Utf 8 Iso 8859-1

Hibernate, iBatis, Java EE or other Java ORM tool

Java Hibernate Orm Jakarta Ee Ibatis

Speed tradeoff of Java's -Xms and -Xmx options

Java Performance Jvm Arguments

How to solve "java.io.IOException: error=12, Cannot allocate memory" calling Runtime#exec()?

Java runtime.exec

Java/ImageIO getting image dimensions without reading the entire file?

Java Image Dimensions javax.imageio

Why must local variables, including primitives, always be initialized in Java?

Java Variables Primitive Types

Authenticated HTTP proxy with Java

Java Http Proxy

How to set AUTO-SCROLLING of JTextArea in Java GUI?

Java User Interface Swing Jscrollpane Jtextarea

What is 'PermSize' in Java?

Java Memory

Is there an analogue to Java IllegalStateException in Python?

Java Python Exception

How to get full REST request body using Jersey?

Java Rest Jersey

JPA - Persisting a One to Many relationship

Java Jpa Orm One to-Many

How to get a unique computer identifier in Java (like disk ID or motherboard ID)?

Java Uniqueidentifier Uuid

How to merge two java.util.Properties objects?

Java Properties

Young , Tenured and Perm generation

Java Garbage Collection Jvm Heap Memory

Quickest way to find missing number in an array of numbers

Java Arrays Algorithm

Is the order of values retrieved from a HashMap the insertion order

Java Hashmap

Java thread affinity

Java Multithreading Scheduling Setthreadaffinitymask

How to add an image to a JPanel?

Java Image Swing Jpanel

What is Java Servlet?

Java Jakarta Ee Servlets

When is the finalize() method called in Java?

Java Methods Garbage Collection Call Finalize

Java - How to create new Entry (key, value)

Java Dictionary Collections Key Value

Java SimpleDateFormat for time zone with a colon separator?

Java Date Iso8601

Run a command over SSH with JSch

Java Ssh Jsch

Instantiating generics type in java

Java Generics

Enum.values() vs EnumSet.allOf( ). Which one is more preferable?

Java Enums

Create a simple HTTP server with Java?

Java Http Post Get

How to set up default schema name in JPA configuration?

Java Hibernate Spring Configuration Jpa

How do you access the value of an SQL count () query in a Java program

Java Sql Jdbc Count

How to get all table names from a database?

Java Database Jdbc Database Metadata

Bounding generics with 'super' keyword

Java Generics Language Design Super

Why are the first four bytes of the Java class file format CAFEBABE?

Java

How to turn off hbm2ddl?

Java Hibernate Orm Hbm2ddl

Change icons of checked and unchecked for Checkbox for Android

Java Android Checkbox Icons

Handling MySQL datetimes and timestamps in Java

Java Mysql Date Jdbc Timestamp

What is Dependency Injection?

Java Spring Dependency Injection

How can I display a message in Maven

Java Maven 2

Check chains of "get" calls for null

Java Null Nullpointerexception

Check if class exists in Java classpath without running its static initializer?

Java Class Classloader

Accessing the last entry in a Map

Java Maps Hashmap

Using maven to output the version number to a text file

Java Maven 2 Maven Assembly-Plugin

Multiple wildcards on a generic methods makes Java compiler (and me!) very confused

Java Generics Wildcard Compiler Errors

What is the difference between CharSequence[] and a String[]?

Java

JAXB: how to marshall map into <key>value</key>

Java Xml Jaxb Jaxb2

How to call a method stored in a HashMap? (Java)

Java Hash Methods Invoke

Android AudioRecord class - process live mic audio quickly, set up callback function

Java Android Audiorecord Android Hardware

Classpath does not work under linux

Java Linux Classpath

How to configure log4j.properties for SpringJUnit4ClassRunner?

Java Spring Log4j Junit4

Configuring Spring Security 3.x to have multiple entry points

Java Spring Authentication Spring Security Forms Authentication

What optimizations can I expect from Dalvik and the Android toolchain?

Java Android Optimization Dalvik

How to disable loggers of a class or of whole package?

Java Apache Commons-Logging

Define a fixed-size list in Java

Java List Collections

Return from HashMap<String, String> when no key

Java

Java: java.util.Preferences Failing

Java Preferences

Simple Java name based locks?

Java Locking

Efficient way to divide a list into lists of n size

Java Arraylist Partitioning

When would I want to make my private class static?

Java Class Static Private

How to query XML using namespaces in Java with XPath?

Java Xml Xpath Xml Namespaces

JDK on OSX 10.7 Lion

Eclipse Macos Java

Getting child elements from LinearLayout

Java Android Android Linearlayout

How to name a HashMap in Java?

Java Naming Conventions

Member variables vs setArguments in Fragments

Java Android Coding Style Android Fragments

Parametric polymorphism vs Ad-hoc polymorphism

Java Haskell Types Polymorphism Type Inference

Tomcat 7: How to set initial heap size correctly?

Java Linux Tomcat7 Heap Memory

What's the fastest way to read from System.in in Java?

Java Optimization Inputstream Stdin

java.util.Date clone or copy to not expose internal reference

Java Clone

How can I make Spring WebServices log all SOAP requests?

Java Spring Web Services Spring Mvc Soap

iterating through Enumeration of hastable keys throws NoSuchElementException error

Java Hashtable Enumeration Key

What is Mojarra?

Java Jsf Jsf 2 Jsf 1.2

Java method with unlimited arguments

Java Methods Arguments

How to stop a Runnable scheduled for repeated execution after a certain number of executions

Java Scheduling Scheduled Tasks

Android: why setVisibility(View.GONE); or setVisibility(View.INVISIBLE); do not work

Java Android Android Layout Android View Android Datepicker

NoClassDefFoundError: wrong name

Java Noclassdeffounderror

What is the best way to cache single object within fixed timeout?

Java Guava

get rid of POM not found warning for org.eclipse.m2e:lifecycle-mapping

Java Eclipse Maven M2eclipse M2e

How to register Spring @Configuration annotated class instead of applicationContext.xml file in web.xml?

Java Spring Spring 3 Spring Annotations

When do I call my class controller, manager or service?

Java Model View-Controller Architecture Naming Conventions

Why use returned instance after save() on Spring Data JPA Repository?

Java Spring Jpa Spring Data Spring Data-Jpa

Http Get using Android HttpURLConnection

Java Android Emulator Android Internet

how to create a generic constructor for a generic class in java?

Java Generics

Error: unmappable character for encoding UTF8 during maven compilation

Java Maven Character Encoding

How to convert Calendar to java.sql.Date in Java?

Java Sql Calendar

Java sending and receiving file (byte[]) over sockets

Java File Sockets Client

What is difference between sleep() method and yield() method of multi threading?

Java Multithreading

Bidirectional Map

Java Dictionary

What's the use of "enum" in Java?

Java Enums

Android sort arraylist by properties

Java Android Sorting Arraylist

JavaFX 2.1 TableView refresh items

Java Javafx Tableview Javafx 8 Fxml

Cannot set Java breakpoint in Intellij IDEA

Java Debugging Google App-Engine Intellij Idea

Unable to locate Source XRef to link to

Java Maven Maven 3 Pmd

Searching in a ArrayList with custom objects for certain strings

Java Search Arraylist Custom Object

How to add elements of a string array to a string array list?

Java Arrays

Remove all occurrences of an element from ArrayList

Java Arraylist

Collections sort(List<T>,Comparator<? super T>) method example

Java

Check if an ArrayList contains every element from another ArrayList (or Collection)

Java Arraylist Comparison Contains

Can not deserialize instance of java.util.ArrayList out of VALUE_STRING

Java Json Arraylist Jackson Json Deserialization

Session TimeOut in web.xml

Java Jakarta Ee Servlets web.xml

What is the use of Pattern.quote method?

Java Regex Pattern Matching

Inject bean into enum

Java Spring Dependency Injection Autowired

Convert Uri to String and String to Uri

Java Android

Why does try-with-resource require a local variable?

Java Try with-Resources

Converting File to MultiPartFile

Java Spring Groovy

How to upload file using Selenium WebDriver in Java

Java Upload Selenium Webdriver

Generate all combinations from multiple lists

Java List Algorithm Combinations Cartesian Product

Difference between java HH:mm and hh:mm on SimpleDateFormat

Java Date Format

Convert unix timestamp to date in java

Java Unix Timestamp

Make immutable Java object

Java Immutability

Flattening a collection

Java Collections

UnexpectedRollbackException: Transaction rolled back because it has been marked as rollback-only

Java Spring Hibernate Transactions

GSON - Get JSON value from String

Java Json Parsing Gson

Flow of class loading for a simple program

Java Classloader

Installing Android Studio, does not point to a valid JVM installation error

Java Android Jvm Environment Variables Java Home

Default method returns true for a while, and then returns false? (Possible JVM bug)

Java Inheritance Interface Java 8

What are the differences between abstract classes and interfaces in Java 8?

Java Interface Abstract Class Java 8 Diamond Problem

Java 8's streams: why parallel stream is slower?

Java Performance Parallel Processing Java 8 Java Stream

A simple "Hello World" needs 10G virtual memory on a 64-bit machine vs 1G at 32-bit?

Java Memory Management Jvm 64 Bit Virtual Memory

SwipeRefreshLayout trigger programmatically

Java Android Swiperefreshlayout

Java - resize image without losing quality

Java Image Image Processing Bufferedimage

Spring Boot - Handle to Hibernate SessionFactory

Java Spring Hibernate Spring Boot

Why are class static methods inherited but not interface static methods?

Java Inheritance Java 8 Interface Static Methods

How can I create an utility class?

Java Utility Utility Method

How to set spring active profiles with maven profiles

Java Spring Maven Spring Profiles

List.addAll throwing UnsupportedOperationException when trying to add another list

Java

Detect doubleclick on row of TableView JavaFX

Java Tableview Javafx 8

JPA vs ORM vs Hibernate?

Java Hibernate Jpa Orm

Case-insensitive matching of a string to a Java enum

Java Generics Enums

How to run JUnit SpringJUnit4ClassRunner with Parametrized?

Java Spring Junit Spring Test

Word frequency count Java 8

Java Java 8 Java Stream Word Count

Why use a ReentrantLock if one can use synchronized(this)?

Java Multithreading Concurrency Synchronize Reentrantlock

Number of days between two dates in Joda-Time

Java Date Jodatime

Creating an instance using the class name and calling constructor

Java Reflection Instantiation

How to test that no exception is thrown?

Java Unit Testing Exception Junit Junit4

What are Java command line options to set to allow JVM to be remotely debugged?

Java Debugging

How to get the current date and time

Java Datetime

Java 8: Difference between two LocalDateTime in multiple units

Java Date Datetime Java 8 Difference

How can I @Autowire a spring bean that was created from an external jar?

Java Spring Maven Spring Mvc

How to pass system properties to a jar file

Java Maven Properties Jar System

Java 8 stream map to list of keys sorted by values

Java Collections Lambda Java 8 Java Stream

Java 8 Stream Collecting Set

Java Java 8 Java Stream

Ways to make maven build faster?

Java Multithreading Scala Maven Build

Java 8 Stream: difference between limit() and skip()

Java Java 8 Limit Java Stream Skip

How to WhiteList app in Doze mode Android 6.0

Java Android Preview Android 6.0-Marshmallow

Getting error when trying to run new project in Android Studio 2.2.1

Java Android Android Studio

Private getter and public setter for a Kotlin property

Java Kotlin Kotlin Interop

What's the difference between fixed rate and fixed delay in Spring Scheduled annotation?

Java Spring Scheduled Tasks

Difference between compact strings and compressed strings in Java 9

Java String Java 9

how to log Spring 5 WebClient call

Java Spring Boot Logging Spring Webflux

How can I convert a char to int in Java?

Java Char Type Conversion Int

How I can use callback in Kotlin?

Java Android Xml Kotlin Listener

Why learn Perl, Python, Ruby if the company is using C++, C# or Java as the application language?

C#Java Python Ruby Perl

difference fn(String... args) vs fn(String[] args)

Java Variadic Functions

How do I extract a tar file in Java?

Java Archive Tar

.Net vs Java Garbage Collector

C#Java Garbage Collection

What is the most efficient way to convert an int to a String?

Java String

Valid JavaBeans names for boolean getter methods

Java Boolean Naming Conventions Javabeans

Recommendations for java captcha libraries

Java Jakarta Ee Captcha Recaptcha Simplecaptcha

Extend a java class from one file in another java file

Java Import Include

What is the default encoding of the JVM?

Java Encoding Character Encoding Jvm

How to use Joda-Time with java.sql.Timestamp

Java Postgresql Timestamp Jodatime

JVM heap parameters

Java Jvm Arguments

What does Statement.setFetchSize(nSize) method really do in SQL Server JDBC driver?

Java Sql Server Jdbc

Working with a List of Lists in Java

Java Arrays List

Why is UncaughtExceptionHandler not called by ExecutorService?

Java Multithreading

Why do abstract classes in Java have constructors?

Java Constructor Abstract Class

Too many open files: how many are open, what they are, and how many can the JVM open

Java Jvm

Eclipse Editor: How to change file format from Dos to Unix

Java Eclipse Unix Editor Dos2unix

Java - JDBC alternatives

Java Jdbc

How can I avoid garbage collection delays in Java games? (Best Practices)

Java Android Garbage Collection Performance

Android: how to parse URL String with spaces to URI object?

Java Android Url Uri Httprequest

Is an "infinite" iterator bad design?

Java Collections Iterator

Java - How to find the redirected url of a url?

Java Url Http Headers

final transient fields and serialization

Java Serialization Final

How to read the full stacktrace in Java where it says e.g. "... 23 more"

Java Stack Trace

How to set unit for Paint.setTextSize()

Java Android View

Why do we use rt.jar in a java project?

Java

How do I throw a 404 error from within a java servlet?

Java Servlets

How to represent a fix number of repeats in regular expression?

Java Regex

Convenient way to parse incoming multipart/form-data parameters in a Servlet

Java Servlets Urlconnection

Should Java methods be static by default?

Java Oop

Excluding a non param test in parameterized test class

Java Junit Parameterized

How to round time to the nearest quarter hour in java?

Java Datetime Time Java Time

How to wait for all tasks in an ThreadPoolExecutor to finish without shutting down the Executor?

Java Android Multithreading Wait Threadpoolexecutor

How to parse dates in multiple formats using SimpleDateFormat

Java Parsing Datetime Simpledateformat

JDK documentation in IntelliJ IDEA on Mac OS X

Java Macos Intellij Idea Javadoc

Why does Java permit escaped unicode characters in the source code?

Java Unicode Language Features

How to get annotations of a member variable?

Java Reflection Annotations Beaninfo

Implementing multiple interfaces with Java - is there a way to delegate?

Java Interface Delegation

Using bash, how do you make a classpath out of all files in a directory?

Java Bash File Directory Classpath

Convert normal Java Array or ArrayList to Json Array in android

Java Android Json

Very small programs to improve programming skills?

Java C

Debugging multiple threads in eclipse

Java Eclipse Multithreading Debugging

Get UserDetails object from Security Context in Spring MVC controller

Java Spring Spring Mvc Spring Security

What is the shortest way to initialize List of strings in java?

Java Arrays String List Initialization

How serious is the Java7 "Solr/Lucene" bug?

Java Java 7

Instantiate nested static class using Class.forName

Java Static

When should you use multithreading? And would multi threading be beneficial if the different threads execute mutually independent tasks?

Java Multithreading

Convert String to int array in java

Java Arrays String

Split string on spaces in Java, except if between quotes (i.e. treat \"hello world\" as one token)

Java

milliseconds to days

Java Math Time Milliseconds

How to implement thread-safe lazy initialization?

Java Thread Safety Lazy Initialization

Enhanced FOR loops in C++

Java C++For Loop

Java Conventions: use getters/setters WITHIN the class?

Java Coding Style

Mocking Logger and LoggerFactory with PowerMock and Mockito

Java Junit Mockito Slf4j Powermock

Java: Enum vs. Int

Java Enums

How to prevent java.lang.String.split() from creating a leading empty string?

Java String

Getting the current time zone in android application

Java Android

Convert Long into Integer

Java

Java String split removed empty values

Java String Split

How to load JAR files dynamically at Runtime?

Java Jar Classloader

Best way to convert an ArrayList to a string

Java String Arraylist

How to convert String object to Boolean Object?

Java String Boolean

How do I measure time elapsed in Java?

Java Time

Why is it bad practice to call System.gc()?

Java Garbage Collection

Spring RestTemplate GET with parameters

Java Spring Rest

What's the best way to build a string of delimited items in Java?

Java String Algorithm

Using Mockito to mock classes with generic parameters

Java Generics Mockito

How to import a jar in Eclipse?

Java Eclipse Jar

Why inner class can override private final method?

Java Overriding Inner Classes Final

Passing an Array or List to @Pathvariable - Spring/Java

Java Spring Mvc Path Variables

Using int vs Integer

Java Integer Int Primitive

How can I specify the default JVM arguments for programs I run from eclipse?

Java Eclipse Jvm

How do I get difference between two dates in android?, tried every thing and post

Java Android Date Time

logback: Two appenders, multiple loggers, different levels

Java Logging Logback

Calculating average of an array list?

Java Arrays Average

What is the difference between Maven and Jenkins?

Java Maven Jenkins

Build order of Maven multimodule project?

Java Maven Build Multi Module

Maven shade plugin adding dependency-reduced-pom.xml to base directory

Java Maven Maven Shade-Plugin

Mockito - how to verify that a mock was never invoked

Java Junit Mockito

Add custom message to thrown exception while maintaining stack trace in Java

Java Exception Exception Handling

How to multiply a BigDecimal by an integer in Java

Java Bigdecimal

Why does division by zero with floating point (or double precision) numbers not throw java.lang.ArithmeticException: / by zero in Java

Java Exception Arithmeticexception Dividebyzeroexception

Java how to call method by reflection with primitive types as arguments

Java Reflection

close fxml window by code, javafx

Java User Interface Javafx Fxml

Spring MVC: difference between <context:component-scan> and <annotation-driven /> tags?

Java Spring Spring Mvc Annotations

Why log4j's Logger.getLogger() need pass a Class type?

Java Log4j

What does this line mean in Java: boolean retry = id == 1;

Java Syntax

How exactly do static fields work internally?

C#Java Php Oop Static Members

Maven "build path specifies execution environment J2SE-1.5", even though I changed it to 1.7

Java Eclipse Maven M2eclipse

How to easily convert a BufferedReader to a String?

Java Json

IntellijIDEA not recognizing classes specified in Maven dependencies

Java Maven Intellij Idea

How to find the minimum value in an ArrayList, along with the index number? (Java)

Java Arraylist

keytool error bash: keytool: command not found

Java Tomcat Ssl Certificate Keytool

Does java have a clamp function?

Java Clamp

cannot convert from android.app.FragmentManager to android.support.v4.app.FragmentManager

Java Android Android Listview Android Fragments

What's the best way to implement `next` and `previous` on an enum type?

Java Optimization Enums

Convert UTC into Local Time on Android

Java Android Utc

Deserializing Generic Types with GSON

Java Android Json Deserialization Gson

When to use ** (double star) in glob syntax within JAVA

Java Path Nio Glob Matcher

How can I add a linked source folder in Android Studio?

Java Gradle Android Studio

Converting characters to integers in Java

Java Integer Type Conversion Character Primitive

Spring Rest POST Json RequestBody Content type not supported

Java Json Spring Spring Mvc Jackson

Java enum with multiple value types

Java Enums

Gradle sourceCompatibility has no effect to subprojects

Java Gradle Compatibility Bytecode

Starting of Tomcat failed from Netbeans

Java Apache Tomcat Netbeans

Rounding Bigdecimal values with 2 Decimal Places

Java Bigdecimal

Add classpath in manifest using Gradle

Java Gradle build.gradle Gradle Kotlin-Dsl

Android: Cannot perform this operation because the connection pool has been closed

Java Android Database Sqlite Singleton

What is the difference between interactive and batch mode in Maven?

Java Maven

Trouble using ScrollableResults-backed Stream as return type in Spring MVC

Java Hibernate Java 8 Spring Orm Open Session-in-View

java.lang.IllegalStateException: Multiple representations of the same entity with @ManyToMany 3 entities

Java Hibernate Jpa Jpa 2.0 Ejb 3.0

Why are arrays Objects, but can not be used as a base class?

Java Arrays Inheritance Compilation

spring boot, logback and logging.config property

Java Spring Spring Boot Logging Logback

Is Objects.requireNonNull less efficient than the old way?

Java Performance Null

IntelliJ IDEA cannot see Lombok generated code

Java Intellij Idea Junit4 Lombok Intellij Lombok-Plugin

Using ConfigurationProperties to fill Map in generic way

Java Spring Spring Boot

How to force IntelliJ to download javadocs with Maven?

Java Maven Intellij Idea

Want to create a stream of characters from char array in java

Java Java 8 Java Stream

java.util.stream with ResultSet

Java Jdbc Lambda Java Stream Jooq

How many objects will be eligible for garbage collection after executing "m1=null; m2=null;"?

Java Garbage Collection

Display classes containing deprecation Android Studio

Java Android Android Studio Deprecated

Dagger 2: Injecting user inputted parameter into object

Java Android Dagger 2

How to use if-else logic in Java 8 stream forEach

Java Java 8 Java Stream

What is a NoSuchBeanDefinitionException and how do I fix it?

Java Spring Applicationcontext

Mockito: How to verify a method was called only once with exact parameters ignoring calls to other methods?

Java Unit Testing Testing Mocking Mockito

Android Color Notification Icon

Java Android Colors Push Notification Android Notifications

Understanding deeply spliterator characteristics

Java Java 8 Java Stream Spliterator

Android App Bundle introduces Resource Not found crash in Android app

Java Android Crash Android App-Bundle

Attaching additional javadoc in Intellij IDEA

Java Intellij Idea Javadoc

Can anyone recommend a simple Java web-app framework?

Java Web Frameworks

Classical set operations for java.util.Collection

Java Collections Set

How do I change the default application icon in Java?

Java Icons

Best way to throw exceptions in JNI code?

Java Exception Handling Java Native-Interface

Java: Out with the Old, In with the New

Java

Is there a SoftHashMap in Java?

Java Hashmap Weak References Soft References

Injecting beans into a class outside the Spring managed context

Java Spring

How do I set a suggested file name using JFileChooser.showSaveDialog(...)?

Java Swing Jfilechooser

How to uninstall plugins in Eclipse 3.4.X or higher

Java Eclipse Ide Plugins Eclipse Plugin

Remove end of line characters from Java string

Java String End of-Line

List of Java class file format major version numbers?

Java Version

How to convert hashmap to JSON object in Java

Java Json

Interface naming in Java

Java Interface Naming Conventions

Convert from enum ordinal to enum type

Java Enums

What is the easiest way to ignore a JPA field during persistence?

Java Database Hibernate Jpa

Difference between SPI and API?

Java

Why should one use Objects.requireNonNull()?

Java Java 8 Nullpointerexception

How should I use servlets and Ajax?

Java Ajax Jsp Servlets

How to get the user input in Java?

Java Input

How to capture a list of specific type with mockito

Java Unit Testing Junit Mockito

What could cause java.lang.reflect.InvocationTargetException?

Java Exception Reflection Invoke

How to increase IDE memory limit in IntelliJ IDEA on Mac?

Java Macos Intellij Idea Jvm Arguments

Logging with Retrofit 2

Java Retrofit Retrofit2 Okhttp3

How to convert a 3D point into 2D perspective projection?

Java Graphics 3d Bezier

time since JVM started

Java Time Jvm

Python-like list comprehension in Java

Java Python Parameters Methods List Comprehension

How to convert int[] to byte[]

Java Arrays Type Conversion

Programmatic deadlock detection in java

Java Multithreading Concurrency Deadlock

configure log4j to log to custom file at runtime

Java Log4j

How does DISTINCT work when using JPA and Hibernate

Java Jpa Distinct

How do you set cache headers in Spring MVC?

Java Spring Caching Spring Mvc

How to use an array constant in an annotation

Java Annotations

How to make a JFrame Modal in Swing java

Java Swing Modal Dialog Jframe

JUnit: @Before only for some test methods?

Java Unit Testing Junit

How do I do a deep copy of a 2d array in Java?

Java Arrays Multidimensional Array Copy Deep Copy

Why is the Java date API (java.util.Date, .Calendar) such a mess?

Java Date Api Design

What's the difference between ".equals" and "=="?

Java Equals

Can you save groups of tabs in Eclipse so you can open them later?

Java Eclipse

Which programming languages can I use on Android Dalvik?

Java Python Android Scala Dalvik

Recommendations for a heap analysis tool for Java?

Java Memory Profiling Heap Memory

java replaceLast()

Java String

Producer/Consumer threads using a Queue

Java Multithreading Queue Producer Consumer

Yield Return In Java

C#Java Linked List

interface as a method parameter in Java

Java Oop Interface

How does the JPA @SequenceGenerator annotation work

Java Hibernate Jpa Sequence Sequence Generators

Clickable widgets in android

Java Android Onclick Android Widget

What is the difference between the JRE and JVM?

Jvm Java

Load properties file in JAR?

Java Maven 2 Resources Properties Classloader

SessionTimeout: web.xml vs session.maxInactiveInterval()

Java Session Servlets Weblogic Session Timeout

Why use inheritance at all?

Java Oop Language Agnostic Inheritance Composition

Getting Database connection in pure JPA setup

Java Hibernate Orm Jpa Jdbc

How to do opposite of of preference attribute android:dependency?

Java Android Xml Dependencies Preferences

Android get type of a view

Java Android Gettype

Run on server option not appearing in Eclipse

Java Eclipse

How do I check to see if a resource exists in Android

Java Android

How do I invoke a private static method using reflection (Java)?

Java Reflection Invoke

Android MVVM Design Pattern Examples

Java Android Design Patterns Mvvm Dependency Injection

Isn't the size of character in Java 2 bytes?

Java String Char

Getting a ConcurrentModificationException thrown when removing an element from a java.util.List during list iteration?

Java List Concurrentmodification

java.lang.NoClassDefFoundError: org/apache/commons/fileupload/FileItemFactory

Java Spring Mvc Maven

Illegal Forward Reference and Enums

Java Enums

How to properly express JPQL "join fetch" with "where" clause as JPA 2 CriteriaQuery?

Java Jpa Criteria Jpa 2.0

ArrayList Vs LinkedList

Java Data Structures Collections Arraylist Linked List

Spring MVC UTF-8 Encoding

Java Spring Mvc Utf 8 Character Encoding

Spring security's SecurityContextHolder: session or request bound?

Java Spring Jakarta Ee Spring Security

Java: how to locate an element via xpath string on org.w3c.dom.document

Java Dom Xpath

Multiple input in JOptionPane.showInputDialog

Java Swing Joptionpane

package javax.mail and javax.mail.internet do not exist

Java Email Jakarta Mail

JAXB :Need Namespace Prefix to all the elements

Java Xml Jaxb Spring Ws

Environment variables in Eclipse

Java Eclipse Variables Environment

Private enum constructor

Java Enums

Java Custom Serialization

Java Serialization

Get list of attributes of an object in an List

Java Class List Collections

How to sort alphabetically while ignoring case sensitive?

Java Android Collections

Why can a enum have a package-private constructor?

Java Enums Package Private

HttpServletResponse sendRedirect permanent

Java Servlets

Why are strings immutable in many programming languages?

Java C++String Immutability

Specific difference between bufferedreader and filereader

Java Bufferedreader Filereader

What's the proper way to compare a String to an enum value?

Java Enums

Loading resources like images while running project distributed as JAR archive

Java Swing Nullpointerexception Awt Embedded Resource

Determining if a printer can handle a print job without look-up

Java Performance Printing

Java, extract just the fractional part of a BigDecimal?

Java Bigdecimal

Hibernate Slow to Acquire Postgres Connection

Java Hibernate Postgresql Connection

How to display AlertDialog in a Fragment?

Java Android Fragment Android Alertdialog Android Context

How does Keep-alive work with ThreadPoolExecutor?

Java Multithreading Keep Alive

Parse JSON from HttpURLConnection object

Java Html Json Parsing Httpurlconnection

Java : Cannot format given Object as a Date

Java

Java JDK, SDK, SE?

Sdk Java

Left align text inside a button in Android

Java Android Xml

Java Synchronized list

Java Multithreading

How to enable the Java keyword assert in Eclipse program-wise?

Java Eclipse Assert Assertions

Sonar Violation: Security - Array is stored directly

Java Sonarqube

What does servletcontext.getRealPath("/") mean and when should I use it

Java Servlets Realpath

How can I check if a value is of type Integer?

Java Integer

How does Java import work?

Java

Android FragmentManager BackStackRecord.run throwing NullPointerException

Java Android Android Fragments Fragmentmanager

What is the purpose of AccessType.FIELD, AccessType.PROPERTY and @Access

Java Jpa 2.0 Transient

Restart elasticsearch node

Java Scala Elasticsearch

How to chain multiple different InputStreams into one InputStream

Java Scala Io Inputstream

BeanNotOfRequiredTypeException due to autowired fields

Java Spring Mvc Annotations Tomcat7

How to access nested elements of json object using getJSONArray method

Java Json Arrays

Why does the Maven command "mvn sonar:sonar" work without any plugin configuration in my "pom.xml"?

Java Maven Sonarqube Maven Plugin

What is the default implementation of `hashCode`?

Java Hashcode

interface and a class. name clash: same erasure, yet neither overrides other

Java

Splitting a csv file with quotes as text-delimiter using String.split()

Java Csv Split

Does a Future timeout kill the Thread execution

Java Concurrency Executorservice Future

How to reduce one month from current date and stored in date variable using java?

Java Date Datetime Java Time

Java 3 dots parameter (varargs) behavior when passed no arguments or null

Java Variadic Functions Ellipsis

Maven compiler plugin always detecting a set of sources as "stale"

Java Maven Build

What are the possible reason for a java.util.concurrent.RejectedExecutionException in a SingleThreadExecutor

Java Multithreading

Why is System.nanoTime() way slower (in performance) than System.currentTimeMillis()?

Java Performance Time

How to explain whether Exception will catch RuntimeException?

Java Exception Runtimeexception

Java applet manifest - Allow all Caller-Allowable-Codebase

Java Applet Manifest Signed Applet

Parsing JSON in Java without knowing JSON format

Java Json Parsing Jackson

How to escape text for regular expression in Java

Java Regex Escaping

How do I set the proxy to be used by the JVM

Java Proxy Jvm

Using Pairs or 2-tuples in Java

Java Tuples

Cannot change version of project facet Dynamic Web Module to 3.0?

Java Eclipse Maven

Warning about SSL connection when connecting to MySQL database

Java Ssl Database Connection Mysql Error-1064

What's the best mock framework for Java?

Java Unit Testing Mocking

creating Hashmap from a JSON String

Java Android Json Hashmap

How to use @inherited annotation in Java?

Java Inheritance Annotations

What is the regex to extract all the emojis from a string?

Java Regex Utf 8 Emoji

Infinite loop breaks method signature without compilation error

Java Compilation Infinite Loop

for each loop in groovy

Java Groovy Foreach

Problems with local variable scope. How to solve it?

Java Scope

Mockito - returning the same object as passed into method

Java Mockito

Reading Java system properties from command line

Java Environment Variables

How can I analyze a heap dump in IntelliJ? (memory leak)

Java Intellij Idea Heap Dump Jmap Memoryanalyzer

Java: JSON -> Protobuf & back conversion

Java Json Serialization Persistence Protocol Buffers

How do I use a delimiter with Scanner.useDelimiter in Java?

Java java.util.scanner Delimiter

Espresso - How to check if one of the view is displayed

Java Listview Android Testing Android Espresso

Maven Scope for Lombok (Compile vs. Provided)

Java Maven Lombok

How to test spring-security-oauth2 resource server security?

Java Spring Security Spring Security-Oauth2

Postgres error in batch insert : relation "hibernate_sequence" does not exist position 17

Java Hibernate Postgresql Jpa

Does GC release back memory to OS?

Java Memory Management Garbage Collection

How to calculate the number of days in a period?

Java Java 8

Multiple return statements without compiler error

Java Compiler Errors Return Try Catch Try Catch-Finally

Morbid use of constants

Java Constants

Erlang Processes vs Java Threads

Java Erlang Elixir

PySpark: java.lang.OutofMemoryError: Java heap space

Java Apache Spark Out of-Memory Heap Memory Pyspark

Why does Java bind variables at compile time?

Java Inheritance Jls

Kotlin: Use a lambda in place of a functional interface?

Java Intellij Idea Lambda Kotlin

How can I find all unused methods of my project in the Android Studio IDE?

Java Android Android Studio Intellij Idea

Spring choose bean implementation at runtime

Java Spring Spring Bean

Maven spring boot run debug with arguments

Java Spring Maven Spring Boot Maven 3

How to handle changes from MediaSession remote volume overlay?

Java Android

How to convert a list of enity object to page object in Spring MVC (JPA)?

Java Spring Mvc Pagination Spring Data

Android N change language programmatically

Java Android Android 7.0-Nougat

Inheritance in protocol buffers

Java Protocol Buffers Protocol Buffers-3

java.lang.RuntimeException: Unable to resume activity with java.lang.IllegalArgumentException

Java Android

Why are some maven projects in IntelliJ grayed out?

Java Maven Intellij Idea

Websocket Authentication and Authorization in Spring

Java Spring Spring Boot Authentication Websocket

What is the difference between thenApply and thenApplyAsync of Java CompletableFuture?

Java Completable Future

How to use Java 8 Optionals, performing an action if all three are present?

Java Java 8 Optional

Maven Shade JavaFX runtime components are missing

Java Maven Javafx Javafx 11

Why does Java let you cast to a collection?

Java Collections Interface Casting

DataBufferLimitException: Exceeded limit on max bytes to buffer webflux error

Java Spring Webclient Spring Webflux

Why Java and Python garbage collection methods are different?

Java Python Garbage Collection

Is there a good way to have a Map<String, ?> get and put ignoring case?

Java Map Case Insensitive

How to deal with LinkageErrors in Java?

Java Linux Classloader Linkageerror

Difference between a HashMap and a dictionary ADT

Java Data Structures

Which is the best Maven Eclipse plugin?

Java Eclipse Maven 2 Eclipse Plugin

How can I sort the keys of a Map in Java?

Java

How do I create executable Java program?

Java Jar Executable Jcreator

Best java twitter library?

Java Twitter

Tool to convert java to c# code

Java C#Code Translation

How to get the Desktop path in java

Java Desktop

Is there a cross-platform Java method to remove filename special chars?

Java Cross Platform Filesystems Filenames

Allowing Java to use an untrusted certificate for SSL/HTTPS connection

Java Security Https

Sorting a collection of objects

Java Sorting Collections

What's the difference between boolean and Boolean in Java?

Java Gwt Boolean

How can I get the HTTP status code out of a ServletResponse in a ServletFilter?

Java Servlets Servlet Filters Http Status-Codes

What does it mean to say a type is "boxed"?

Java Types Terminology Type Systems Autoboxing

How to use String as Velocity Template?

Java Velocity

Find a jar file given the class name?

Java Jar Dependencies

How to create windows service from java jar?

Java Windows Services Jar Startup

Eclipse/Java - Values in R.string.* return int?

Java Android String Resources

Java introspection and reflection

Java Reflection Introspection

Spring -- inject 2 beans of same type

Java Spring

How to find out if a field is instanceof a type via reflection?

Java Reflection

Java protected fields vs public getters

Java

Read large files in Java

Java Memory Management File

Implementing toString on Java enums

Java Enums

Multiple indexes for a Java Collection - most basic solution?

Java Collections Indexing

Hidden Features IntelliJ IDEA

Java Ide Intellij Idea

Practical advice on using Jersey and Guice for RESTful service

Java Guice Jersey Jax Rs Jsr330

How to use an output parameter in Java?

Java Android Parameters

"RuntimeException: native typeface cannot be made" when loading font

Java Android Runtimeexception Android Fonts

Thread Dump Analysis Tool / Method

Java Debugging Deadlock Thread Dump

How exactly does java compilation take place?

Java Compiler Construction Jvm

How can I change the date format in Java?

Java Date

Why do we need interfaces in Java?

Java Interface

How to install the Sun Java JDK on Ubuntu 10.10 (Maverick Meerkat)?

Java Ubuntu

Java long to MySql

Java Mysql

Find and replace words/lines in a file

Java Replace Find Hashmap

Is it really impossible to protect Android apps from reverse engineering?

Java Android Reverse Engineering Decompiling

How can I know if Object is String type object?

Java

how to clear JTable

Java Swing

How do I add the Java API documentation to Eclipse?

Java Eclipse Javadoc

Recurring Exception without a stack trace - how to reset?

Java Exception

Non-static variable cannot be referenced from a static context

Java Variables Compiler Errors Non Static

I get exception when using Thread.sleep(x) or wait()

Java Sleep

Key existence check in HashMap

Java Hashmap

How to upload a file and JSON data in Postman?

Java Json Spring Mvc Postman

Java Aspect-Oriented Programming with Annotations

Java Aop

Why does the division of two integers return 0.0 in Java?

Java Floating Point Integer Division

Can I serve JSPs from inside a JAR in lib, or is there a workaround?

Java Jsp Tomcat Servlets Tiles

Telling IntelliJ IDEA which methods not to identify as unused

Java Spring Annotations Intellij Idea Aop

What is a Java String's default initial value?

Java String

How does one convert a HashMap to a List in Java?

Java List Dictionary Arraylist Hashmap

Getting UndeclaredThrowableException instead of my own exception

Java Aop Aspect

What's the difference between @NotAudited and RelationTargetAuditMode.NOT_AUDITED in Hibernate EnVers?

Java Hibernate Hibernate Envers

How can I delegate JAAS authorization checks to Shiro?

Java Authorization Authentication Jaas Shiro

Swing: Obtain Image of JFrame

Java Image Swing Screenshot Jframe

Staying DRY with JAX-RS

Java Jersey Jax Rs

Avoiding 'instanceof' in Java

Java Oop Instanceof

Difference between Oracle jdbc driver classes?

Java Oracle Jdbc

String.split() not on regular expression?

Java Regex

Efficient way to compare version strings in Java

Java String Compare

Using e.printStackTrace() in Java

Java Ioexception Printstacktrace

Get readable text only from clipboard

Java Clipboard

How to handle ~ in file paths

Java

Java Event-Dispatching Thread explanation

Java Swing Awt Event Dispatch-Thread

Extending Generic Classes

Java Class Generics Subclassing

Maven plugin not using Eclipse's proxy settings

Java Eclipse Plugins Maven Proxy

JFrame Exit on close Java

Java Jframe

Is a volatile int in Java thread-safe?

Java Multithreading Thread Safety Volatile

Is the use of Java's default package a bad practice?

Java Packages

What's the Scala way to implement a retry-able call like this one?

Java Scala Functional Programming

Listing files in a directory in Clojure

Java Clojure

Returning an array without assign to a variable

Java Arrays

What makes reference comparison (==) work for some strings in Java?

Java String Equals

How can a class have a member of its own type, isn't this infinite recursion?

Java Oop Class

Difference between printStackTrace() and toString()

Java

getClass() in abstract class gives Ambiguous method call

Java Android Intellij Idea

How to tackle daylight savings using TimeZone in Java

Java Date Calendar Timezone

Hide input on command line

Java Command Line Input User Input Command Prompt

Why use hexadecimal constants?

Java Opengl Decimal Hex

How to read text inside body of mail using javax.mail

Java Mime Multipart Jakarta Mail

Why is Eclipse Juno 4.2 running "JPA Java Change Event Handler" processes?

Java Eclipse Jpa Eclipse Juno

Is polymorphism possible without inheritance?

Java Oop Inheritance Polymorphism

Java - shutting down on Out of Memory Error

Java Out of-Memory

How to give environmental variable path for file appender in configuration file in log4j

Java Log4j Environment Variables

Spring profiles and testing

Java Spring Junit Profile

What is the difference between lowagie and iText?

Java Itext Openpdf

Square root of BigDecimal in Java

Java Bigdecimal Square Root

403 Forbidden with Java but not web browser?

Java Http Status-Code-403

Why doesn't JAXB generate setters for Lists

Java Jaxb Getter Setter

What is the quantitative overhead of making a JNI call?

Java Performance Java Native-Interface

What's the difference between Void and no parameter?

Java Void

list all files in the folder and also sub folders

Java

Find duplicate element in array in time O(n)

Java Arrays Algorithm

How to dynamically add elements to String array?

Java Arrays String Arraylist

How to Write text file Java

Java File File Io

How to get values and keys from HashMap?

Java Hashmap

Facebook's "Messenger" has a SMS Broadcast Receiver that takes highest priority after reboot

Java Android Facebook Broadcastreceiver

"Why Apache Harmony" or "How to use Java 8 on Android"

Java Android Apache Java 8

Why do I get a compilation warning here (var args method call in Java)

Java

Write in body request with HttpClient

Java Xml Request Apache Httpclient-4.x

Regarding Java switch statements - using return and omitting breaks in each case

Java Return Switch Statement Case Break

shutdown and awaitTermination which first call have any difference?

Java Multithreading Executorservice

TimerTask vs Thread.sleep vs Handler postDelayed - most accurate to call function every N milliseconds?

Java Android Multithreading Handler Timertask

Eclipse does not start when I run the exe?

Java Eclipse

(Android Studio) How to debug through my code only?

Java Debugging Android Studio Step Into

Faster alternatives to Java's reflection

Java Performance Reflection

Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path, preempting StackOverflowError.

Java Jar

How do I read a Maven dependency tree

Java Maven

Filtering database rows with spring-data-jpa and spring-mvc

Java Spring Spring Mvc Spring Data Spring Data-Jpa

Random number with Probabilities

Java Random Probability

Handling null values in protobuffers

Java Null Protocol Buffers

Is it okay to expose the state of an Immutable object?

Java Immutability Value Objects

Regex date validation for yyyy-mm-dd

Java Android Regex Validation Date

Collectors.groupingBy doesn't accept null keys

Java Hashmap Java 8 Java Stream Collectors

Implementing two interfaces with two default methods of the same signature in Java 8

Java Interface Java 8

Merging two Map<String, Integer> with Java 8 Stream API

Java Merge Java 8 Java Stream

What RuntimeException can Spring CrudRepository throw?

Java Spring Spring Data

Cyclic inheritance when implementing inner interface in enum

Java Interface Enums

How to configure embedded Tomcat integrated with Spring to listen requests to IP address, besides localhost?

Java Spring Tomcat Spring Mvc Spring Boot

What is the use of MetaSpace in Java 8?

Java Garbage Collection Java 8

Error when try install plugin

Java Eclipse Eclipse Plugin

IntelliJ can't find classpath test resource

Java Intellij Idea Classpath

Java ElasticSearch None of the configured nodes are available

Java Elasticsearch

Searchview doesn't work since app compat

Java Android Search Menu Android Appcompat

How to copy HashMap (not shallow copy) in Java

Java Hashmap Copy

Deploying Java webapp to Tomcat 8 running in Docker container

Java Tomcat Docker Spring Boot War

System.getenv() returns null when the environment variable exists

Java Bash Environment Variables

How to check JSON in response body with mockMvc

Java Spring Junit Mocking Spring Test-Mvc

How to Convert Firebase data to Java Object...?

Java Android Firebase Firebase Realtime-Database

Try catch in a JUnit test

Java Unit Testing Junit Try Catch

Spring Boot properties in 'application.yml' not loading from JUnit Test

Java Spring Junit Spring Boot Spring Test

Difference between @Size, @Length and @Column(length=value) when using JPA and Hibernate

Java Hibernate Validation Jpa Orm

How can I Insert JSON object into Postgres using Java preparedStatement?

Java Json Postgresql Prepared Statement

Error in Fragment: "Already managing a GoogleApiClient with id 0"

Java Android Android Fragments

Get integer value of the current year in Java

Java Datetime Date

How to avoid Dependency Injection constructor madness?

C#Java Dependency Injection Inversion of-Control Ioc Container

How do I import the javax.servlet / jakarta.servlet API in my Eclipse project?

Java Eclipse Servlets

What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?

Java Arrays Exception Arrayindexoutofboundsexception

Calculate days between two Dates in Java 8

Java Java 8 Java Time Days Date Difference

How can I throw CHECKED exceptions from inside Java 8 streams?

Java Lambda Java 8 Java Stream Checked Exceptions

Java ResultSet how to check if there are any results

Java Jdbc

Connect Java to a MySQL database

Java Mysql Jdbc

What causes error "No enclosing instance of type Foo is accessible" and how do I fix it?

Java Inner Classes

What does %5B and %5D in POST requests stand for?

Java Post Httpwebrequest

Ignore duplicates when producing map using streams

Java Java 8 Java Stream

How do you make a deep copy of an object?

Java Class Clone

Why does JPA have a @Transient annotation?

Java Jpa Jakarta Ee Annotations Transient

Remove all occurrences of char from string

Java String Character

How to check whether Kafka Server is running?

Java Apache Kafka Kafka Producer-Api

How to access Kotlin companion object in Java?

Java Kotlin

How to flatten a struct in a Spark dataframe?

Java Apache Spark Pyspark Apache Spark-Sql

Avoid keycloak default login page and use project login page

Java Angularjs Keycloak Keycloak Services

Accessing AWS Lambda environment variables in Java code

Java Amazon Web-Services Aws Lambda

detect last foreach loop iteration

Java Algorithm Collections

Removing all fraction symbols like “¼” and “½” from a string

Java Replaceall

PageRequest constructors have been deprecated

Java Spring Spring Data Spring Data-Commons

Getting NullPointerException at onFilterTouchEventForSecurity

Java Android Nullpointerexception

isInitialized - Backing field of lateinit var is not accessible at this point

Java Kotlin Kotlin Lateinit

org.openqa.selenium.WebDriverException: unknown error: call function result missing 'value'

Java Google Chrome Selenium Selenium Webdriver Selenium Chromedriver

Akka finite state machine instances

Java Scala Akka State Machine

How to use JDK without JRE in Java 11

Java Java 8 Migration Java 11

Call Kotlin suspend function in Java class

Java Kotlin Kotlin Coroutines

Is log4j2 compatible with Java 11?

Java Log4j2 Java 11

Where is JRE 11?

Java Java 11

Why does String.replaceAll() work differently in Java 8 from Java 9?

Java Regex String Java 8 Java 9

Eclipse showing "Maven Configuration Problem: Unknown"

Java Maven Spring Boot

Is it possible that TreeSet equals HashSet but not HashSet equals TreeSet

Java Collections Hashset Treeset

Spring ResponseStatusException does not return reason

Java Spring Boot Rest Error Handling

Plugin 'org.springframework.boot:spring-boot-maven-plugin:' not found

Java Spring Spring Boot Maven

In Java is boolean cast useless?

Java Types Boolean

Accessing post variables using Java Servlets

Java Http Servlets

Best iCalendar library for Java?

Java Icalendar

How to convert a date String to a Date or Calendar object?

Java Date Calendar

What is a regex "independent non-capturing group"?

Java Regex

Good XMPP Java Libraries for server side?

Java Xmpp

Hibernate Union alternatives

Java Sql Hibernate Union

Testing REST webservices

Java Web Services Rest Testing Rest Client

How do you develop Java Servlets using Eclipse?

Java Eclipse Servlets Plugins

Deadlock detection in Java

Java Multithreading Deadlock

Building a scala app with maven (that has java source mixed in)

Java Maven 2 Scala

How do I read a resource file from a Java jar file?

Java Jar Resources

Can I add and remove elements of enumeration at runtime in Java

Java Enums

Why doesn't more Java code use PipedInputStream / PipedOutputStream?

Java Design Patterns Concurrency Pipe

Remove project .jars from project explorer view in Eclipse

Java Eclipse Ide Jar Classpath

Why can't enums be declared locally in a method?

Java Enums

Setting JVM heap size at runtime

Java Jvm Runtime Heap Memory

ClassCastException when casting to the same class

Java Reflection Classcastexception Websphere Portal

Why is the JVM slow to start?

Java Jvm Performance Startup

What does Exploded Development mean? (In Java)

Java Jakarta Ee

Correct way to initialize HashMap and can HashMap hold different value types?

Java Standards Hashmap

Class is a raw type. References to generic type Class<T> should be parameterized

Java Generics Warnings Suppress Warnings Type Erasure

Is there a way to retrieve the autoincrement ID from a prepared statement

Java Mysql Prepared Statement Auto Increment

Android Framework?

Java Android Sdk

Java garbage collector - When does it collect?

Java Garbage Collection

any experience with "Play" java web development framework?

Java Frameworks Playframework

Java plugin framework choice

Java Osgi Plugin Architecture

How to automate documentation of a REST API (Jersey Implementation)

Java Rest Documentation Automation Jersey

getOutputStream() has already been called for this response

Java Jsp Tomcat

Why are filenames in Java the same as the public class name?

Java

Combinatoric 'N choose R' in java math?

Java Math Combinatorics

Appending files to a zip file with Java

Java Zip War Truezip

How to find out if string has already been URL encoded?

Java Utf 8 Url Encoding

When should I use an interface in java?

Java Interface

Does Hibernate always need a setter when there is a getter?

Java Hibernate Getter Setter

Where to store Android preference keys?

Java Android Android Preferences

Exercises to improve my Java programming skills

Java

HttpRequest maximum allowable size in tomcat?

Java Tomcat

Getting a lightweight installation of Java Eclipse

Java Eclipse Ide

Java URLConnection Timeout

Java Timeout Connect Urlconnection

Get current page programmatically

Java Jsf Jsf 2

Use Enum type as a value parameter for @RolesAllowed-Annotation

Java Jakarta Ee Enums Annotations Java Ee-6

How does bitshifting work in Java?

Java Bitwise Operators

Explaining Interfaces to Students

Java Interface

Holidays - is there a java implementation?

Java Date

What do Java annotation ElementType constants mean?

Java Annotations

What does InputStream.available() do in Java?

Java Blocking Inputstream

Count the number of items in my array list

Java

InvalidKeyException Illegal key size

Java Aes Jce

Is there a dbunit-like framework that doesn't suck for java/scala?

Java Database Testing Scala Dbunit

Multiple runnable classes inside JAR, how to run them?

Java Jar

JSON character encoding

Java Json Spring Mvc Character Encoding

specify pom.xml in mvn command and mix goals of other project

Java Maven 2 Maven

Parcelable and inheritance in Android

Java Android Design Patterns Inheritance Parcelable

Check if file exists on remote server using its URL

Java Http Networking Url File Exists

Using color and color.darker in Android?

Java Android Colors

Eclipse Java launch configuration file path

Java Eclipse Configuration Files

What is better: multiple "if" statements or one "if" with multiple conditions?

Java Optimization If Statement Multiple Conditions

How to fix unchecked call warning in Java?

Java

How do I programmatically create a new KeyStore?

Java Keystore

In Java, remove empty elements from a list of Strings

Java Arrays

How to convert Joda LocalDate to java.util.Date?

Java Date Jodatime

Interview: Remove Loop in linked list - Java

Java Data Structures Linked List

java.sql.SQLException: No suitable driver found for jdbc:microsoft:sqlserver

Java Sql Server Jdbc Driver Sqlexception

Java : Iteration through a HashMap, which is more efficient?

Java Map Performance Hashmap Iteration

PowerMock + Mockito VS Mockito alone

Java Mocking Mockito Powermock

Pre & post increment operator behavior in C, C++, Java, & C#

C#Java C++C

Can a Java class add a method to itself at runtime?

Java Reflection Code Generation Javassist

Generic array creation error

Java Arrays Generics

Parsing arguments to a Java command line program

Java Command Line-Interface Args

Java multiple arguments dot notation - Varargs

Java Constants

Using Scala traits with implemented methods in Java

Java Scala Scala Java-Interop

Getting the computer name in Java

Java

Java serialization - java.io.InvalidClassException local class incompatible

Java Serialization Deserialization

Generic class that extends class and implements interface

Java Android Generics

hibernate 4 and joda-time

Java Hibernate Jodatime

What hashing function does Java use to implement Hashtable class?

Java Algorithm Hashtable Hash

How to add local jar files to a Maven project?

Java Maven Dependencies Libraries Mvn Repo

How to directly initialize a HashMap (in a literal way)?

Java Dictionary Collections Initialization

How to round a number to n decimal places in Java

Java Decimal Rounding Digits

Why is executing Java code in comments with certain Unicode characters allowed?

Java Unicode Comments

What is the best way to find the user's home directory in Java?

Java Cross Platform Home Directory

Java Array Sort descending?

Java Arrays Sorting Int

How good is Java's UUID.randomUUID?

Java Uuid

To prevent a memory leak, the JDBC Driver has been forcibly unregistered

Java Tomcat Jdbc

When exactly is it leak safe to use (anonymous) inner classes?

Java Android Memory Leaks Inner Classes

Should Java 8 getters return optional type?

Java Java 8 Nullable Optional

The performance impact of using instanceof in Java

Java Performance Instanceof

C# version of java's synchronized keyword?

C#Java Multithreading Synchronization

Sending HTTP POST Request In Java

Java Http Post

Java - sending HTTP parameters via POST method easily

Java Http Post Httpurlconnection

Understanding Spring @Autowired usage

Java Spring Autowired Spring 3

Read/write to Windows registry using Java

Java Registry

How to position the form in the center screen?

Java Swing Netbeans Layout Manager

java.lang.NoClassDefFoundError: org/apache/http/client/HttpClient

Java Json Gwt Servlets

Accessing the application.conf properties from java class with Play! 2.0

Java Configuration Playframework Playframework 2.0

Difference between EST and America/New_York time zones

Java Calendar Timezone

How to convert string to long

Java Android String Converter Long Integer

Convert string to Date in java

Java Android Date

Call and receive output from Python script in Java?

Java Python

String.equals() with multiple conditions (and one action on result)

Java Android

Android AsyncTaskLoader doesn't start loadInBackground?

Java Android

Is there a llvm java front end that converts java source to llvm's intermediate form?

Java Llvm Bytecode

How do I properly set the permgen size?

Java Tomcat Grails Jvm Permgen

Right way to write JSON deserializer in Spring or extend it

Java Json Spring Jackson Deserialization

Why doesn't my java compiler level match my installed project facet?

Java Eclipse Google App-Engine

Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/JDBC_DBO]]

Java Tomcat Catalina Executionexception Lifecycleexception

Spring transaction REQUIRED vs REQUIRES_NEW : Rollback Transaction

Java Spring Hibernate Transactions Spring Transactions

Returning a value from Runnable

Java Runnable

Why doesn't java.util.HashSet have a get(Object o) method?

Java Hashset

Java ArrayList - Check if list is empty

Java Arraylist

How to remove trailing zeros from a double

Java Double Zero Trailing

Modify a class definition's annotation string parameter at runtime

Java Reflection

'Extends' and 'Implements' Java equivalents in C#

Java C#

Difference between getClass().getClassLoader().getResource() and getClass.getResource()?

Java

Is a Python Decorator the same as Java annotation, or Java with Aspects?

Java Python Python Decorators Java Annotations

How to create interface between Fragment and adapter?

Java Android Interface

Using Android getIdentifier()

Java Android

Mac OSX Java Terminal version incorrect

Java Macos Terminal

What are the differences between a Java enum and a class with private constructor?

Java Enums Enumeration

Checking for a not null, not blank String in Java

Java String

Integration Testing POSTing an entire object to Spring MVC controller

Java Spring Testing Spring Mvc Integration Testing

8 branches for try with resources - jacoco coverage possible?

Java Code Coverage Bytecode Jacoco Try with-Resources

Selenium Webdriver submit() vs click()

Java Selenium Internet Explorer Selenium Webdriver Submit

How to add a shadow and a border on circular imageView android?

Java Android Imageview

Why is my URI not hierarchical?

Java Maven Jar Java 7 Executable Jar

Where to add compiler options like -ea in IntelliJ IDEA?

Java Intellij Idea

Get the current date in java.sql.Date format

Java Jdbc java.util.date

Using setDate in PreparedStatement

Java Sql Oracle Jdbc Prepared Statement

Android Library Gradle release JAR

Java Android Jar Gradle Aar

specifying goal in pom.xml

Java Xml Eclipse Maven

Proxy Error 502 : The proxy server received an invalid response from an upstream server

Java Email Proxy Tomcat6

How to get first item from a java.util.Set?

Java Set

What does the A stand for in Intellij IDEA?

Java Intellij Idea Ide Jetbrains Ide

How is String in switch statement more efficient than corresponding if-else statement?

Java String If Statement Switch Statement

What is the difference between ResponseEntity<T> and @ResponseBody?

Java Spring Spring Mvc

What are the differences between JVisualVM and Java Mission Control?

Java Visualvm Jvm Hotspot Jvisualvm Java Mission-Control

What does -Xmn jvm option stands for

Java Jvm Arguments

package android.support.v4.app does not exist ; in Android studio 0.8

Java Sdk Ide Android Studio Android Support-Library

StringFormat for Java Boolean Operator

Java

Using Jackson ObjectMapper with Java 8 Optional values

Java Jackson Java 8

BroadcastReceiver Vs WakefulBroadcastReceiver

Java Android Broadcastreceiver Wakelock

How to prevent hangs on SocketInputStream.socketRead0 in Java?

Java Sockets Http Timeout Apache Httpclient-4.x

JPA Cannot resolve column/IntelliJ

Java Hibernate Jpa Intellij Idea Mapping

Effective strategy to avoid duplicate messages in apache kafka consumer

Java Message Queue Apache Kafka

Convert Observable<List<Car>> to a sequence of Observable<Car> in RxJava

Java Reactive Programming Rx Java

how to parse JSON file with GSON

Java Json Gson

Array of objects vs Object of Objects

Java Arrays Json Performance Maintainability

Why does the compiler prefer an int overload to a varargs char overload for a char?

Java Overloading

Why is Files.lines (and similar Streams) not automatically closed?

Java Stream Java 8 Java Stream Resource Leak

How to get bean using application context in spring boot

Java Spring Spring Boot Dependency Injection

Return CompletableFuture<Void> or CompletableFuture<?>?

Java Future Return Type Completable Future

Java mapping: Selma vs MapStruct

Java Mapping Mapstruct

Android get the Intent when implementing RecognitionListener

Java Android Android Intent Android Bundle

Unable to save settings : IntelliJ IDEA

Java Intellij Idea Ide

How do I replace an anonymous class with a lambda in Java?

Java Lambda Anonymous Class

How to install unlimited strength JCE for Java 8 in OS X?

Java Macos Jce

Why do I have to return Unit.INSTANCE when implementing in Java a Kotlin function that returns a Unit?

Java Kotlin Kotlin Interop

Technical differences between Spring Data JPA's findFirst and findTop

Java Spring Data-Jpa

Java 8 LocalDate - How do I get all dates between two dates?

Java Date Java 8 Java Time

Is it a good idea to store data as keys in HashMap with empty/null values?

Java Arrays Performance Hashmap Asymptotic Complexity

What is the difference between ObjectNode and JsonNode in Jackson?

Java Json Jackson Jackson2

8080 port already taken issue when trying to redeploy project from Spring Tool Suite IDE

Java Spring Spring Mvc Tomcat Spring Boot

Using spring HATEOAS with spring webflux Functional Web Framework (reactor-netty)

Java Spring Spring Boot Spring Hateoas Spring Webflux

Illegal reflective access by org.springframework.cglib.core.ReflectUtils$1

Java Spring Spring Boot Java 9 Java Module

IntelliJ IDEA: Breakpoint not being hit, and is shown without the tick, just a red dot

Java Debugging Intellij Idea

Visual Studio Code, Java Extension, how to add a JAR to classpath?

Java Visual Studio-Code

Runnable::new vs new Runnable()

Java Java 8 Runnable Constructor Reference

Error "illegal generic type for instanceof" when using local classes

Java Generics Local Class

Setting Colors in SWT

Java Swt Colors

How do I list / export private keys from a keystore?

Java Ssl Keystore

Which Java profiler is better: JProfiler or YourKit?

Java Performance Jprofiler Yourkit

How to scan a folder in Java?

Java File Directory

Where can I download JSTL jar

Java Jsp Jakarta Ee Jstl

Java heap terminology: young, old and permanent generations?

Java Garbage Collection Jvm Heap Memory

Can Mockito stub a method without regard to the argument?

Java Unit Testing Mocking Mockito

What is an uber jar?

Java Maven Packaging Uberjar Fatjar

What's the difference between a Future and a Promise?

Java Concurrency Future Promise

Intellij Idea: Importing Gradle project - getting JAVA_HOME not defined yet

Java Macos Intellij Idea Gradle

Why is "extends T" allowed but not "implements T"?

Java Generics Syntax

java: Rpc/encoded wsdls are not supported in JAXWS 2.0

Java Jax Ws

Clean way to combine multiple jars? Preferably using Ant

Java Ant Jar

How do I get a HttpServletRequest in my spring beans?

Java Apache Flex Spring Facebook

What to do with Java BigDecimal performance?

Java Optimization Currency Math Bigdecimal

Case-insensitive equals using Hibernate Criteria

Java Hibernate

Swing: how do I close a dialog when the ESC key is pressed?

Java User Interface Swing

How do I put a Java app in the system tray?

Java System Tray Minimize

what is context object design pattern?

Java Design Patterns

JPA Hibernate One-to-One relationship

Java Hibernate Jpa

How to reference another property in java.util.Properties?

Java Properties

Check if BigDecimal is an integer in Java

Java Bigdecimal

Setting background color for a JFrame

Java Swing Graphics Awt

How to use JarOutputStream to create a JAR file?

Java Jar

Difference between javacore, thread dump and heap dump in Websphere

Java Multithreading Websphere Heap Dump Thread Dump

How to most elegantly iterate through parallel collections?

Java Collections

Distinguishing between delegation, composition and aggregation (Java OO Design)

Java Oop Aggregation Composition Delegation

How do I remove the non-numeric character from a string in java?

Java Regex

JUnit: How to simulate System.in testing?

Java Command Line Junit

identity from sql insert via jdbctemplate

Java Sql Server Spring Jdbc Jdbctemplate

Performance of traditional for loop vs Iterator/foreach in Java

Java Map Iterator Arraylist For Loop

Java: Difference in usage between Thread.interrupted() and Thread.isInterrupted()?

Java Multithreading

Why can't we define a top level class as private?

Java

How to parse Date from HTTP Last-Modified header?

Java Http Date Http Headers

How to write a Java-enum-like class with multiple data fields in C++?

Java C++Enums

Overriding private methods in Java

Java Inheritance Private Methods

Hibernate: How to set NULL query-parameter value with HQL?

Java Hibernate Null

Java stack overflow error - how to increase the stack size in Eclipse?

Java Eclipse Jvm Stack Overflow Jvm Arguments

Are there alternatives to cglib?

Java Code Generation Cglib

As a Java programmer learning Python, what should I look out for?

Java Python

What is the need of Void class in Java

Java Void

comparator with null values

Java Comparator

How is hashCode() calculated in Java

Java Hashcode

In Java how does one turn a String into a char or a char into a String?

Java String Char

What is the difference between String and StringBuffer in Java?

Java String Stringbuilder Stringbuffer

What is the main-stream Java alternative to ASP.NET / PHP

Java Web Applications Frameworks

Rolling logback logs on filesize and time

Java Logging Logback

What is the default maximum heap size for Sun's JVM from Java SE 6?

Java Jvm Memory Management

How to achieve conditional resource import in a Spring XML context?

Java Xml Spring

How to define properties for Enum items

Java Enums

difference between System.out.println() and System.err.println()

Java Println system.out system.err

InputStream vs InputStreamReader

Java Io

Pipe (|) operator in Java

Java Operators

Is it possible for a thread to Deadlock itself?

Java Multithreading Deadlock Rmi

High-performance Concurrent MultiMap Java/Scala

Java Scala Concurrency Multimap

Java Equivalent to .NET's String.Format

C#Java .Net String

DAO and Service layers (JPA/Hibernate + Spring)

Java Spring Architecture Jpa Dao

How to Ping External IP from Java Android

Java Android

How can I find whitespace in a String?

Java String Space

Add Bean Programmatically to Spring Web App Context

Java Spring Web Applications Dynamic

What is the Scala equivalent to a Java builder pattern?

Java Design Patterns Scala

Converting a sentence string to a string array of words in Java

Java String Spaces Words

Can I run two tomcat instances on the same machine?

Java Tomcat

Where is the correct location to put Log4j.properties in an Eclipse project?

Java Eclipse Log4j Classpath

"Error: Main method not found in class MyClass, please define the main method as..."

Java Runtime Error Main Nosuchmethoderror

How to format message with argument names instead of numbers?

Java String Formatting

Java: is there no AtomicFloat or AtomicDouble?

Java Concurrency Atomic

How to get database url from java.sql.Connection?

Java Jdbc Connection String

Difference between JUnit Theories and Parameterized Tests

Java Junit4 Parameterized

What can you throw in Java?

Java Exception Throw

How to create my own Appender in log4j?

Java Log4j Appender

What is difference between setMaxResults and setFetchSize in org.hibernate.Query?

Java Hibernate

Use Cases and Examples of GoF Decorator Pattern for IO

Java .Net Design Patterns Io Decorator

How do you make an S3 object public via the aws Java SDK?

Java Api Amazon S3 Amazon Web-Services

How to write an ArrayList of Strings into a text file?

Java

Immutable Type: public final fields vs. getter

Java Immutability

Is Cipher thread-safe?

Java Multithreading Thread Safety Encryption

Is there a correct way to pass arguments in slf4j?

Java Slf4j

When/why to call System.out.flush() in Java

Java

What's the difference between the name argument in @Entity and @Table when using JPA?

Java Database Jpa Annotations Persistence

Getting the length of two-dimensional array

Java Arrays

Nested functions in Java

Java Function Nested

String concatenation in Java - when to use +, StringBuilder and concat

Java String

Create session factory in Hibernate 4

Java Hibernate

How do I use StringUtils in Java?

Java

Java BitSet Example

Java Bitset

Best way to convert a signed integer to an unsigned long?

Java Unsigned

How to start anonymous thread class

Java Multithreading Anonymous Class

JCheckbox - ActionListener and ItemListener?

Java Swing Actionlistener Jcheckbox Itemlistener

cannot start jstatd due to permission error

Java Jvm

Modifier Keyword order in Java

Java Syntax Coding Style Access Modifiers

ArrayList of int array in java

Java Arraylist

Java - is it bad practice to do a try/catch inside a try/catch?

Java Exception Exception Handling Try Catch

Is it OK to compare an int and a long in Java

Java Long Integer

Java to Jackson JSON serialization: Money fields

Java Serialization Jackson

Get TimeZone offset value from TimeZone without TimeZone name

Java Timezone

Unable to remotely connect to JMX?

Java Jmx

Is Joda-Time DateTimeFormatter class thread safe?

Java Thread Safety Jodatime Date Format

Jenkins + Play 1.2.4 : problems with cobertura lock files / report

Java Playframework Jenkins Playframework 1.x Cobertura

Where did jvisualvm go?

Java Macos

What is the eclipse shortcut for auto-generating a default and field constructor?

Java Eclipse Keyboard Shortcuts

Create multiple parameter sets in one parameterized class (junit)

Java Junit Parameterized Parameterized Unit-Test

Java Type Generic as Argument for GSON

Java Generics Gson

Thymeleaf construct URL with variable

Java Jsp Thymeleaf

UTF-8 charset doesn't work with javax.mail

Java Utf 8 Character Encoding Jakarta Mail

How to analyse the heap dump using jmap in java

Java Jmap

Why doesn't the post increment operator work on a method that returns an int?

Java Post Increment

Difference between declaring variables before or in loop?

Java Performance Loops Variables Initialization

How to set HttpResponse timeout for Android in Java

Java Android Timeout Httpresponse

How to create a sub array from another array in Java?

Java Arrays

Is there a concurrent List in Java's JDK?

Java List Concurrency

Get only part of an Array in Java?

Java Arrays

Maven is not working in Java 8 when Javadoc tags are incomplete

Java Maven Migration Java 8 Javadoc

Uses for Optional

Java Java 8 Optional

Java and SQLite

Java Sqlite

What's the purpose of META-INF?

Java Meta Inf

Java: Get first item from a collection

Java Collections Iterable

What is the difference between atomic / volatile / synchronized?

Java Multithreading Synchronization Atomic Volatile

Try-finally block prevents StackOverflowError

Java Recursion Stack Overflow Try Finally

Error: Unfortunately you can't have non-Gradle Java modules and > Android-Gradle modules in one project

Java Android Gradle Intellij Idea Intellij 14

What is the difference between putting a property on application.yml or bootstrap.yml in spring boot?

Java Spring Spring Boot Spring Cloud

What is the reason behind "non-static method cannot be referenced from a static context"?

Java Static

How can I implement custom Action Bar with custom buttons in Android?

Java Android Android Actionbar

Java interface throws an exception but interface implementation does not throw an exception?

Java Exception Interface

If/else statements in ANTLR using listeners

Java Listener Antlr Antlr4

Access to a file or folder on heroku server

Java Git Heroku

Why is my onResume being called twice?

Java Android Android Activity Android Lifecycle

Java Error: "Your security settings have blocked a local application from running"

Java Security Applet

Why does my Eclipse Indigo crash on Ubuntu 13.04 with Oracle JDK 64bit?

Eclipse Crash Java

Android Studio - SDK is out of date or is missing templates

Android Java Android Studio

How to serialize Object to JSON?

Java Android Json

How can I change top level package name in IntelliJ IDEA?

Java Ide Intellij Idea

java.text.ParseException: Unparseable date

Java Simpledateformat Parseexception

Default constructors in Java

Java Inheritance Constructor

JavaFX Location is not set error message

Java Nullpointerexception Javafx Stage

Should I use Java8/Guava Optional for every method that may return null?

Java Guava Optional Java 8

Find if a number is a power of two without math function or log function

Java

Copying multiple resource directories to independent target directories with maven

Java Maven

Exception in thread "main" java.lang.NoClassDefFoundError: junit/textui/ResultPrinter

Java Android Junit Android Studio

Unit of Work + Repository Pattern: The Fall of the Business Transaction Concept

C#Java Architecture Repository Pattern Unit of-Work

How to run a jar file in a linux commandline

Java

new line appending on my encrypted string

Java Encryption Base64

Unable to Build using MAVEN with ERROR - Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile

Java Maven

JavaFX "Location is required." even though it is in the same package

Java Javafx 2

Caused By: java.lang.NoClassDefFoundError: org/apache/log4j/Logger

Java Logging Classpath Classloader Intuit Partner-Platform

Java access files in jar causes java.nio.file.FileSystemNotFoundException

Java Java 7 Nio

Android Studio - supplied javaHome is not a valid folder

Java Android Studio Java 8

Try-with-resources and return statements in java

Java Return Try with-Resources

How to enable HTTP response caching in Spring Boot

Java Spring Spring Mvc Spring Security Spring Boot

Label and Text differences in JavaFX

Java Javafx Fxml

Jenkins "unable to find valid certification path to requested target" error while importing Git repository

Java Ssl Jenkins

Java Primitives range calculation

Java Integer Arithmetic

java.lang.RuntimeException: Could not read input channel file descriptors from parcel

Java Android

Trim leading or trailing characters from a string?

Java String Trim

Sorting by property in Java 8 stream

Java Sorting Lambda Java 8 Java Stream

Custom view ... overrides onTouchEvent but not performClick

Java Android Android View Android Custom-View

Spring Boot - nesting ConfigurationProperties

Java Spring Spring Boot

Overriding resources at runtime

Java Android Android Activity

Iterator versus Stream of Java 8

Java Java 8 Domain Driven-Design Java Stream Domain Model

How do I properly map a `MagImageScalingCallback` using JNA?

Java Pointers Winapi Jna

Why is IntelliJ IDEA hanging on "Indexing"?

Java Intellij Idea Ide

Increase HTTP Post maxPostSize in Spring Boot

Java Spring Spring Mvc Tomcat

JetBrains' @Contract annotation

Java Intellij Idea Jetbrains Ide

Rotate Marker and Move Animation on Map like Uber Android

Java Android Xml

How to do I locate a Google SpreadSheet ID?

Java Google Apps-Script Google Sheets

Java generics in ArrayList.toArray()

Java Arrays Generics

How does Java (JVM) allocate stack for each thread

Java Memory Jvm

no target device found android studio 2.1.1

Java Android Android Studio Ubuntu 14.04 Usb Debugging

Creating Jar with Intellij 2016 - No main manifest attribute

Java Intellij Idea Jar

Can Activity.getIntent() ever return null?

Java Android Android Intent

Android Studio DexIndexOverflowException: method ID not in

Java Android Android Studio Google Api Android Gradle-Plugin

when spring boot startup,throw out the "method names must be tokens" exception

Java Spring

Why do some Java library methods delegate to a native method with a nearly-identical signature?

Java Native

Spring Boot - Limit on number of connections created

Java Spring Spring Boot Cloud Foundry

Renaming "java" directory to "kotlin" in Android Studio

Java Android Kotlin Android Gradle-Plugin

Setting LCD gamma / contrast (IntelliJ IDEA, JDK 8)

Java Intellij Idea Java 2d Antialiasing Text Rendering

How to Change Read-Only Status of Files in intellij

Java Intellij Idea

Lombok @builder on a class that extends another class

Java Spring Hibernate Lombok

OpenCSV: How to create CSV file from POJO with custom column headers and custom column positions?

Java Xml Csv Opencsv

Why do Consumers accept lambdas with statement bodies but not expression bodies?

Java Lambda Java 8 Type Inference

Android vibrate is deprecated. How to use VibrationEffect in Android>= API 26?

Java Android Kotlin Android 8.0-Oreo Android Vibration

struts2 optiontransferselect retrieve and display value from database

Javascript Java Jquery Jsp Struts2

Naming conventions of composed package names

Java Package Naming Conventions

What java.security.egd option is for?

Java Jvm

Rule of thumb for choosing an implementation of a Java Collection?

Java Collections Heuristics

How to determine the class of a generic type?

Java Generics

Is there a performance difference between Javac debug on and off?

Java Performance Debugging Javac

log4j with timestamp per log entry

Java Python Log4j Jython

Is it possible to have multiple PropertyPlaceHolderConfigurer in my applicationContext?

Java Spring

Background Thread for a Tomcat servlet app

Java Multithreading Tomcat

Maven and dependent modules

Java Maven 2 Build Process

Use cases for IdentityHashMap

Java

In eclipse, while debugging, how do I access the interactive-top-level (a.ka. the "display console")?

Java Eclipse

Remove "X" button in Swing JDialog

Java Swing

Make javac treat warnings as errors

Java Ant Warnings Javac

How can I set the process name for a Java-program?

Java Process

Using Python from within Java

Java Python Jython Rpc

In Java, what is a shallow copy?

Java Clone Shallow Copy

Appending to an ObjectOutputStream

Java Serialization Append Objectoutputstream Objectinputstream

Tracking down cause of Spring's "not eligible for auto-proxying"

Java Spring Aop

Stopwatch class for Java

Java Performance Measurement

Eclipse "cannot find the tag library descriptor" for custom tags (not JSTL!)

Java Eclipse Jsp Taglib Custom Tags

How can I get client information such as OS and browser

Java Servlets

Java Web Application Configuration Patterns

Java Web Applications Configuration Design Patterns

How to avoid a NoRouteToHostException?

Java Networking Sockets Exception Handling

Byte Array to Image object

Java Arrays Image Byte

What is a good 64bit hash function in Java for textual strings?

Java String Hash 64 Bit Collision

copy a 2d array in java

Java

Best way to get maximum Date value in java?

Java Datetime

Network listener Android

Java Android Networking Android Networking

Create a jTDS connection string

Java Jdbc Connection String Jtds

Java Getters and Setters

Java Annotations Getter Setter

how to send through ServletOutputStream characters in UTF-8 encoding

Java Servlets Utf 8 Internationalization

Problem unmarshalling parcelables

Java Android Marshalling Parcelable

How do I load a file from resource folder?

Java File Maven

How to set selected item of Spinner by value, not by position?

Java Android Adapter Spinner

Static Block in Java

Java Static

Determine if a String is an Integer in Java

Java String Int

How to use an existing database with an Android application

Java Android Eclipse Sqlite

Functional style of Java 8's Optional.ifPresent and if-not-Present?

Java Functional Programming Java 8 Optional

How to convert a Collection to List?

Java List Sorting Collections Apache Commons-Collection

What does $NON-NLS-1$ mean?

Java Eclipse Eclipse Rcp

Java - get the current class name?

Java Class Classname

Does anyone know of a library in Java that can parse ESRI Shapefiles?

Java Shapefile Geotools

What is a class literal in Java?

Java Literals

Oracle JDBC intermittent Connection Issue

Java Oracle Jdbc

Abstract variables in Java?

Java Class Variables Abstract

Running XPath on child node

Java Xpath

Google Guice vs. JSR-299 CDI / Weld

Java Dependency Injection Aop Cdi Jboss Weld

Java "constant string too long" compile error. Only happens using Ant, not when using Eclipse

Java Eclipse Ant

ConcurrentHashMap in Java?

Java Concurrenthashmap

How to remove duplicates from a list?

Java List Collections Duplicates

Jmap can't connect to make a dump

Java Jvm Heap Memory

What is the advantage of the 'src/main/java'' convention?

Java Coding Style Conventions

Integers caching in Java

Java Optimization Jvm

Are Java enums considered primitive or reference types?

Java

How to Load RSA Private Key From File

Java Rsa Saml

How can I change the Java Runtime Version on Windows (7)?

Java Windows Registry Controls Panel

How to read a file from jar in Java?

Java File Io Jar

What's the meaning of System.out.println in Java?

Java system.out

How to create a 2 way map in java

Java Data Structures

JPA, Mysql Blob returns data too long

Java Hibernate Jpa Blob

Ideal method to truncate a string with ellipsis

Java Ellipsis

String Concatenation in EL

Java String Jsp Jstl El

Java getting the Enum name given the Enum Value

Java Enums Enumeration

Spring MVC: Mapping Multiple URLs to Same Controller

Java Spring Spring Mvc

Why Java inner classes require "final" outer instance variables?

Java Inner Classes

How to verify if a String in Java is a valid URL

Java Url

Strange Jackson exception being thrown when serializing Hibernate object

Java Json Hibernate Spring Mvc Jackson

Java calculate hex representation of a SHA-1 digest of a String

Java Hash Sha1

Hiding strings in Obfuscated code

Java Android Proguard

Hash : How does it work internally?

Java Algorithm Data Structures Hash

IntelliJ IDEA - caret behavior

Java Intellij Idea

Empty new line at the end of the Java source files

Java Checkstyle

How to compile multiple java source files in command line

Java Build Javac

Reading a JSP variable from JavaScript

Java Javascript Jsp

How to handle a Findbugs "Non-transient non-serializable instance field in serializable class"?

Java Serialization Findbugs

How to roll back migrations using Flyway?

Java Database Flyway Rollback

Is it possible in java make something like Comparator but for implementing custom equals() and hashCode()

Java Collections Equals Hashcode

How do I send HTML email in Spring MVC?

Java Spring Mvc

How to route Rest request from a local service to a remote one using Camel

Java Cxf Apache Camel Cxfrs

Convert URL to normal windows filename Java

Java File Url Path Filenames

How to disable entire unit test in TestNG?

Java Unit Testing Junit Testng

Filter the elements of a map based on a subset of its keys without iterating through the entire thing

Java Collections Map Set Intersection

Profiling a running Java application in command line

Java Performance Command Line Jvm Profiling

how to run Eclipse -clean on a Mac?

Java Eclipse

MS SQL Exception: Incorrect syntax near '@P0'

Java Sql Jdbc

How to make a deep copy of Java ArrayList

Java Arraylist Deep Copy

printf %f with only 2 numbers after the decimal point?

Java

What is the meaning of $ in a variable name?

Java

Efficient way to Handle ResultSet in Java

Java Hashmap Resultset Sqlresultsetmapping

Is chain of StringBuilder.append more efficient than string concatenation?

Java

Spring: Make sure a particular bean gets initialized first

Java Spring

Transactional saves without calling update method

Java Hibernate Spring Transactional

out of Memory Error in Hadoop

Java Hadoop

Logging error to stderr and debug, info to stdout with log4j

Java Logging Log4j

Can the Android SDK work with JDK 1.7?

Java Android

When should I use SynchronousQueue over LinkedBlockingQueue

Java Concurrency Blockingqueue

Ignore specific field on serialization with Jackson

Java Json Serialization Jackson

Can I use a GitHub project directly in Maven?

Java Maven Github

What is the time complexity of HashMap.containsKey() in java?

Java Performance Hashmap Time Complexity

Can we rely on String.isEmpty for checking null condition on a String in Java?

Java String

String: How to replace multiple possible characters with a single character?

Java String

Unnecessary @SuppressWarnings("unused")

Java Eclipse Annotations Compiler Warnings Suppress Warnings

How to reload authorities on user update with Spring Security

Java Spring Spring Security

Splitting a string with multiple spaces

Java Regex String Split

How do I set up commons-logging to use logback?

Java Logging Logback Apache Commons-Logging

Resource from src/main/resources not found after building with maven

Java Maven Maven 2

final array in Java

Java

Sharing constant strings in Java across many classes?

Java String

Javafx 2 click and double click

Java Click Javafx Javafx 2 Double Click

How to programmatically set the SSLContext of a JAX-WS client?

Java Ssl Certificate Jax Ws

Java: Retrieving an element from a HashSet

Java

android canvas drawText set font size from width?

Java Android Android Canvas

Check if string ends with certain pattern

Java Regex String Pattern Matching

How do you "Mavenize" a project using Intellij?

Java Maven Intellij Idea

Hamcrest number comparison using between

Java Hamcrest

Execute jar file with multiple classpath libraries from command prompt

Java Maven Jar Classpath

Range of valid character for a base 64 encoding

Java Regex Base64 Apache Commons

How to concat two ArrayLists?

Java Arraylist Concatenation Concat

javax.xml.bind.JAXBException: Class *** nor any of its super class is known to this context

Java Rest Jaxb Jax Rs

What's the difference between adding DAY_OF_MONTH or DAY_OF_YEAR to a Calendar object?

Java Datetime

How to convert List to Json in Java

Java Json

Preferred way to use Java ZipOutputStream and BufferedOutputStream

Java Io Outputstream

Accessing non-visible classes with reflection

Java Class Reflection Package Private

Why does the foreach statement not change the element value?

Java Foreach

What properties does @Column columnDefinition make redundant?

Java Hibernate Jpa

Writing a single unit test for multiple implementations of an interface

Java Unit Testing Junit Junit4 Junit Runner

Generate war file from tomcat webapp folder

Java Tomcat

Check if a given time lies between two times regardless of date

Java Android Date Calendar Timespan

Spring MVC PATCH method: partial updates

Java Json Spring Rest Spring Mvc

Using request.getRemoteAddr() returns 0:0:0:0:0:0:0:1

Java Jsp Servlets

How to efficiently remove duplicates from an array without using Set

Java Arrays Optimization

ThreadLocal & Memory Leak

Java Multithreading Memory Leaks Thread Local Permgen

How to test if a double is zero?

Java

How to verify static void method has been called with power mockito

Java Unit Testing Mockito Static Methods

RabbitMQ by Example: Multiple Threads, Channels and Queues

Java Multithreading Rabbitmq Messaging Channel

IntelliJ IDEA Render error

Java Android Intellij Idea

Manually call Spring Annotation Validation

Java Spring Hibernate Validation Spring Mvc

Difference between size and length methods?

Java Arrays Arraylist

Why can a Double be added to a List of Integers using reflection

Java

What causes javac to issue the "uses unchecked or unsafe operations" warning

Java Generics Warnings

Recommended way to get hostname in Java

Java Network Programming Environment Variables Hostname

Serializing with Jackson (JSON) - getting "No serializer found"?

Java Json Jackson

How set background drawable programmatically in Android

Java Android Background Drawable

How to count lines of Java code using IntelliJ IDEA?

Java Intellij Idea Metrics

Parse a URI String into Name-Value Collection

Java Parsing Uri Namevaluecollection

What is the maven-shade-plugin used for, and why would you want to relocate Java packages?

Java Maven Jar Maven Shade-Plugin

How to extract HTTP status code from the RestTemplate call to a URL?

Java Url Http Status-Codes Resttemplate

What is the difference between concatMap and flatMap in RxJava

Java Rx Java Flatmap Concatmap

Get value from one Optional or another

Java Java 8 Optional

Liquibase: How to Set Foreign Key(s) Constraint in Column Tag?

Java Gradle Liquibase

What is a stack map frame

Java Jvm Bytecode Stack Frame

What is the time complexity performance of HashSet.contains() in Java?

Java Collections

Android - programmatically change the state of a switch without triggering OnCheckChanged listener

Java Android Onclicklistener Oncheckedchanged Android Switch

How to convert a date to milliseconds

Java Date

Modify input parameter of a void function and read it afterwards

Java Junit Mocking Mockito

Spring boot JPA insert in TABLE with uppercase name with Hibernate

Java Mysql Hibernate Jpa Spring Data-Jpa

Hadoop cluster setup - java.net.ConnectException: Connection refused

Java Hadoop Configuration Connectexception

Native query with named parameter fails with "Not all named parameters have been set"

Java Hibernate Jpa

Update single field using spring data jpa

Java Spring Spring Data Updates Spring Data-Jpa

Spring MVC: please explain difference between @RequestParam and @ModelAttribute

Java Spring Spring Mvc Spring Annotations

Maven adding mainClass in pom.xml with the right folder path

Java Xml Maven pom.xml Mainclass

Can Java class files use reserved keywords as names?

Java Reflection Jvm .Class File

Spring Security Custom Authentication - AuthenticationProvider vs UserDetailsService

Java Spring Spring Mvc Spring Security

Spring Data Rest and Cors

Java Spring Spring Mvc Cors Spring Data-Rest

Why is hasNext() False, but hasNextLine() is True?

Java java.util.scanner

How to stop hack/DOS attack on web API

Java Android Http Security

Why is an int-to-Object comparison valid in Java 7, but not in Java 8?

Java

What is the usage of default when the switch is for an enum?

Java Enums

onRequestPermissionsResult not being called in dialog fragment

Java Android Android Fragments Android 6.0-Marshmallow Android Dialogfragment

JUnit Assert with BigDecimal

Java Junit Assert Bigdecimal

Is there a low-level difference between int[large][small] or int[small][large] in Java?

Java Arrays Memory Multidimensional Array Jvm

Jackson deserialize ISO8601 formatted date-time into Java8 Instant

Java Json Datetime Jackson Java 8

How can one determine the current region within an AWS Lambda function?

Java Amazon Web-Services Aws Lambda

Difference between Calendar.HOUR and Calendar.HOUR_OF_DAY?

Java Android Calendar

How to create Java time instant from pattern?

Java Java Time

Maven docker cache dependencies

Java Docker Maven Caching Dockerfile

Why does the Duration class not have 'toSeconds()' method?

Java Java 8 Api Design Java Time

How to format a ZonedDateTime to a String?

Java String Java Time Zoneddatetime

Android webview crash "Fatal signal 5 (SIGTRAP)"

Javascript Java Android Webview Android Webview

ResourcesCompat.getDrawable() vs AppCompatResources.getDrawable()

Java Android Android Resources Android Theme Android Styles

How do I use Hamcrest with JUnit 5 when JUnit 5 doesn't have an assertThat() function?

Java Junit5 Hamcrest Assertthat

java.io.IOException: grpc failed

Java Android Google Maps Google Geocoder

Refresh and fetch an entity after save (JPA/Spring Data/Hibernate)

Java Hibernate Jpa Spring Data-Jpa Persistence

How to set format of string for java.time.Instant using objectMapper?

Java Java 8 Jackson Java Time Objectmapper

Firebase Cloud Firestore : Invalid collection reference. Collection references must have an odd number of segments

Java Android Firebase Google Cloud-Firestore

The input line is too long when starting kafka

Java Apache Kafka

Check your module classpath for missing or conflicting dependencies

Java Kotlin Intellij Idea Jvm Kotlin Multiplatform

Spring Boot: @TestConfiguration Not Overriding Bean During Integration Test

Java Spring Boot Spring Test

How to solve 'Program type already present: com.google.common.util.concurrent.ListenableFuture'?

Java Android Guava Android Workmanager

Java Casting: Java 11 throws LambdaConversionException while 1.8 does not

Java Eclipse Java 8 Java 11 Vaadin Flow

Thread.sleep inside infinite while loop in lambda doesn't require 'catch (InterruptedException)' - why not?

Java Multithreading Lambda Compilation Functional Interface

Use of java.math.MathContext

Java Math Bigdecimal Mathcontext

Why to use StringBuffer in Java instead of the string concatenation operator

Java Optimization String Concatenation

Java2D Performance Issues

Java Java 2d

Sort arrays of primitive types in descending order

Java Sorting

How do you change the CLASSPATH within Java?

Java Clojure Classpath

In Java: How to zip file from byte[] array?

Java Zip

How to set a breakpoint in Eclipse in a third party library?

Java Eclipse Debugging Breakpoints

Is there a "Group Box" equivalent in Java Swing?

Java Swing Grouping

Things possible in Eclipse that aren’t possible in IntelliJ?

Java Eclipse Ide Intellij Idea

@interface default declaration usage in Java

Java Annotations

Asynchronous IO in Java?

Java Networking Sockets Asynchronous

How do I pass a variable from one Thread Group to another in JMeter

Java Testing Jmeter Beanshell

Java ArrayList and HashMap on-the-fly

Java Collections

How to access static resources when mapping a global front controller servlet on /*

Java Servlets Resources

Class object of generic class (java)

Java Generics

Functional Programming in Java

Java Functional Programming

Java: Find .txt files in specified folder

Java File

String replaceAll() vs. Matcher replaceAll() (Performance differences)

Java Regex String Replaceall

What's the difference between PESSIMISTIC_READ and PESSIMISTIC_WRITE in JPA?

Java Jpa Locking Pessimistic

toString(), equals(), and hashCode() in an interface

Java Interface Equals Hashcode Tostring

How do you Change a Package's Log Level using Log4j?

Java Logging Log4j Axis2 Axiom

What is 'Facet' in JavaEE?

Java Ide Jakarta Ee Terminology Facet

What does 4j mean?

Java Libraries

Can one initialize a Java string with a single repeated character to a specific length

Java String Initialization

What are the possible AOP use cases?

Java Spring Jboss Aop Use Case

Can I turn off the HttpSession in web.xml?

Java Session Web Applications web.xml

Where to find source code for java.lang native methods?

Java Java Native-Interface Native

Where can I find a list of all the reference implementations for Java EE 6?

Java Jakarta Ee Java Ee-6

Android Color Picker

Java Android Colors

"Unable to acquire application service" error while launching Eclipse

Java Eclipse

Is it possible to build a JPA entity by extending a POJO?

Java Jpa

jaxb unmarshal timestamp

Java Datetime Jaxb

Calculating the angle between a line and the x-axis

Java Android Graphics

Are LinkedBlockingQueue's insert and remove methods thread safe?

Java Multithreading Concurrency Synchronization

Concurrent threads adding to ArrayList at same time - what happens?

Java Concurrency Synchronization Arraylist

How does Java order items in a HashMap or a HashTable?

Java Map Hashtable Hashmap Hashcode

What's the best source for learning how to create RESTful APIs in Java?

Java Api Rest

Count the number of lines in a Java String

Java String Lines

Studies of relative costs for development in different languages

C#Java Delphi

"using" keyword in java

C#Java Using

How can CopyOnWriteArrayList be thread-safe?

Java Data Structures Concurrency Java Memory-Model

String assembly by StringBuilder vs StringWriter and PrintWriter

Java

Confused, are languages like python, ruby single threaded? unlike say java? (for web apps)

Java Python Ruby Multithreading

CertificateException: No name matching ssl.someUrl.de found

Java Ssl Plesk

In Scala, how can I subclass a Java class with multiple constructors?

Java Scala Constructor Multiple Constructors

Write x509 certificate into PEM formatted string in java?

Java X509 Pem Der

ImageIO not able to write a JPEG file

Java Image Jpeg javax.imageio

Do Java primitives go on the Stack or the Heap?

Java Heap Memory Stack Memory

Using RestTemplate, how to send the request to a proxy first so I can use my junits with JMeter?

Java Rest Proxy Spring Mvc Jmeter

Get rid of ugly if statements

Java Coding Style

Why is January month 0 in Java Calendar?

Java Calendar

How to add new elements to an array?

Java Arrays String

Can I pass an array as arguments to a method with variable arguments in Java?

Java Arrays Backwards Compatibility Variadic Functions

What does "|=" mean? (pipe equal operator)

Java Android Operators

Populating Spring @Value during Unit Test

Java Spring Junit Spring Annotations

android on Text Change Listener

Java Android Textview Onchange

When should I use "this" in a class?

Java Oop This

Getting the IP address of the current machine using Java

Java Sockets Ip

How to check String in response body with mockMvc

Java Spring Mocking Spring Test-Mvc

How can I pass a parameter to a Java Thread?

Java Multithreading

Is it a bad idea to use printStackTrace() for caugt Exceptions?

Java Exception Printstacktrace

Why BigDecimal("5.50") not equals to BigDecimal("5.5") and how to work around this issue?

Java Equals Bigdecimal

How does "final int i" work inside of a Java for loop?

Java Final

Why people use message/event buses in their code?

Java Events Design Patterns Event Handling

How does Class.forName() work?

Java Jdbc

Is Hibernate an overkill for an Android application?

Java Android Performance Hibernate

Why does super.onDestroy() in java Android goes on top in destructors?

Java Android Destroy

Change a method at runtime via a hot swap mechanism

Java Runtime Hotswap

JPA2: Case-insensitive like matching anywhere

Java Criteria Eclipselink Jpa 2.0 Hibernate Criteria

Spring 3.0 MVC binding Enums Case Sensitive

Java Spring Spring Mvc

How to check whether input value is integer or float?

Java Floating Point Int Rounding

How to fix Eclipse validation error "No grammar constraints detected for the document"?

Java Eclipse Jakarta Ee Xsd

How can I left-align strings using String.format()?

Java String Alignment string.format

How to generate JAXB classes from just XML

Java Xml Jaxb

How to prevent parameter binding from interpreting commas in Spring 3.0.5?

Java Spring Data Binding Spring Mvc

How is the performance of Groovy compared with Java?

Java Groovy

Replace all double quotes within String

Java Regex

Stubbing a method that takes Class<T> as parameter with Mockito

Java Class Generics Mocking Mockito

Java Properties backslash

Java Properties

How do I pretty-print existing JSON data with Java?

Java Json Formatting Pretty Print

Resume http file download in java

Java Android Http Download

Multiple levels of @Mock and @InjectMocks

Java Mockito

Bitwise operator for simply flipping all bits in an integer?

Java Binary Bit Manipulation Bit Bitwise Operators

Can not find a (Map) Key deserializer for type [simple type, class ...]

Java Json Jackson Deserialization

Simple export and import of a SQLite database on Android

Java Android Database Sqlite

Android SQLiteOpenHelper: Why onCreate() method is not called?

Java Android Android Sqlite

How do I get length of list of lists in Java?

Java List

Concurrent Modification Exception : adding to an ArrayList

Java Android Exception Arraylist Iteration

Why default constructor is required in a parent class if it has an argument-ed constructor?

Java

java.lang.UnsupportedOperationException at java.util.AbstractList.remove(Unknown Source)

Java Arrays Exception Collections

Efficiently compute Intersection of two Sets in Java?

Java Performance Optimization Set

Java Sorting based on Enum constants

Java Sorting Enums

How to use parameters with HttpPost

Java Android Json Web Services Http Post

How to split a string between letters and digits (or between digits and letters)?

Java Regex String

method called after release() exception unable to resume with android camera

Java Android Exception Callback Camera

Unable to find velocity template resources

Java Scala Velocity

Rounding up a number to nearest multiple of 5

Java Rounding

Using == operator in Java to compare wrapper objects

Java Integer Wrapper Equals Operator Keyword

Use string in switch case in java

Java String Switch Statement

Plugins in Maven and POM.xml

Java Maven Maven 3 pom.xml Maven Plugin

Is there an interface similar to Callable but with arguments?

Java Interface

Play 2.x: How to make an AJAX request with a common button

Javascript Java Ajax Routes Playframework 2.0

Favor composition over inheritance

Java Design Patterns Inheritance

Exception without stack trace in Java

Java Exception Stack Trace

Best way to access web camera in Java

Image Camera Webcam Java

Why does a Try/Catch block create new variable scope?

Java Scope Try Catch

java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)

Java Mysql Exception Jdbc Connection

Encapsulation vs Data Hiding - Java

Java Oop Encapsulation Software Design Data Hiding

How to rotate a vertex around a certain point?

Java Math Geometry

How to iterate through LinkedHashMap with lists as values

Java Collections Linkedhashmap

View Vimeo private video with an OAuth token

Java Oauth Vimeo Http Status-Code-401 Scribe

How to check if a character in a string is a digit or letter

Java

Could not find or load main class with a Jar File

Java Class Jar Main

CDI: beans.xml, where do I put you?

Java Jakarta Ee Maven Cdi Jboss Weld

Does assertEquals(Object o1, Object o2) uses the equals method

Java Junit

Error: class X is public should be declared in a file named X.java

Java

Get first date of current month in java

Java Calendar

Append a single character to a string or char array in java?

Java String Append

Suppressing GPG signing for Maven-based continuous integration builds (Travis CI)

Java Maven Continuous Integration Gnupg Travis Ci

AlertDialog with custom view: Resize to wrap the view's content

Java Android Android Layout Android Alertdialog Android Dialogfragment

Replacing illegal character in fileName

Java Regex Replace

Jackson JSON field mapping capitalization?

Java Json Jackson

Spring bean scopes: session and globalSession

Java Spring Spring Mvc Spring Ioc

How to Iterate through two ArrayLists Simultaneously?

Java

What else can throw a ClassCastException in java?

Java Caching Classcastexception

Hibernate: ids for this class must be manually assigned before calling save()

Java Hibernate

Android Studio layout editor cannot render custom views

Java Android Android Layout Android Custom-View Android Studio

When to use DiscriminatorValue annotation in hibernate

Java Hibernate Jpa Persistence

Android ScrollView doesn't start at top, but at the beginning of the GridView

Java Android Gridview Scrollview

Spring 3.2 @value annotation with pure java configuration does not work, but Environment.getProperty works

Java Spring

Get value of day month from Date object in Android?

Java Android Date Simpledateformat

The type List is not generic; it cannot be parameterized with arguments [HTTPClient]

Java Api Httpclient Imgur

What's the purpose of try-with-resources statements?

Java Java 7 Try with-Resources

SimpleDateFormat parse loses timezone

Java Date Simpledateformat Gmt

Difference between @GeneratedValue and @GenericGenerator

Java Hibernate Orm

How can I parse a String to BigDecimal?

Java String Parsing Bigdecimal Decimalformat

WeakReference/AsyncTask pattern in android

Java Android Android Asynctask Weak References

JPA Criteria Query API and order by two columns

Java Jpa Sql Order-By Criteria Api

GoDaddy SSL Cert Not Working With Java

Java Ssl Jakarta Mail Zimbra

Is it a known good practice to use a big try-catch per method in java?

Java Exception Try Catch

Why do we use @Embeddable In Hibernate

Java Hibernate Jpa

Failed to load Main-Class manifest attribute while running java -jar

Java Spring Maven Spring Mvc

Converting JSON to XML in Java

Java Xml Json Xpath

how to add button click event in android studio

Java Android Button View Android Studio

installing JDK8 on Windows XP - advapi32.dll error

Java Dll Java 8 Windows Xp

How to specify JPA 2.1 in persistence.xml?

Java Jpa Jpa 2.1 persistence.xml

Different dependencies for debug and release in gradle and Android Studio

Java Configuration Dependencies Gradle Android Studio

How to override application.properties during production in Spring-Boot?

Java Spring Spring Boot

org.hibernate.NonUniqueResultException: query did not return a unique result: 2?

Java Hibernate Hql Jpql Dao

Convert base64 string to image

Java Ajax Image Grails Base64

Are the bit patterns of NaNs really hardware-dependent?

Java Floating Point Nan Ieee 754

How to use java.String.format in Scala?

Java String Scala Format

Is it possible to use the instanceof operator in a switch statement?

Java Switch Statement Instanceof

Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

Java Ssl Https Ssl Certificate

Omitting one Setter/Getter in Lombok

Java Lombok

What does "atomic" mean in programming?

Java Atomic

Difference between Java SE/EE/ME?

Java Jakarta Ee Java Me

Spring: Returning empty HTTP Responses with ResponseEntity<Void> doesn't work

Java Spring Rest Spring Mvc

What are the 'shadow$_klass_' and 'shadow$_monitor_' variables for in java.lang.Object?

Java Android Android 5.0-Lollipop Art Runtime

Adding null values to arraylist

Java Arraylist

Out of memory error: Java heap memory on Android Studio

Java Android Android Studio

Convert between LocalDate and XMLGregorianCalendar

Java Java 8 Converter Java Time

What is the default scheduler pool size in spring-boot?

Java Spring Spring Boot

Java - Writing strings to a CSV file

Java Excel Csv Export to-Csv

Rxjava Android how to use the Zip operator

Java Android Rx Java

Gradle: Override transitive dependency by version classifier

Java Maven Gradle Guava Dependency Management

Handshake failed - connection prematurally closed error when debugging Solr in Intellij

Java Debugging Intellij Idea

Java Design Issue: Enforce method call sequence

Java Oop Design Patterns

A better approach to handling exceptions in a functional way

Java Java 8 Java Stream

Request runtime permissions from v4.Fragment and have callback go to Fragment?

Java Android Android Fragments Android 6.0-Marshmallow

Get raw HTTP response with Retrofit

Java Jackson Retrofit

How to use @InjectMocks along with @Autowired annotation in Junit

Java Spring Junit Mocking Mockito

Difference between @JsonIgnore and @JsonBackReference, @JsonManagedReference

Java Json Jackson

Spring boot - disable Liquibase at startup

Java Spring Boot Maven Liquibase

The server time zone value 'AEST' is unrecognized or represents more than one time zone

Java Mysql Hibernate Maven

Why does Java require an explicit cast on a final variable if it was copied from an array?

Java Arrays Casting Int Byte

How to Get All Endpoints List After Startup, Spring Boot

Java Rest Spring Boot Authorization

Java 8 apply function to all elements of Stream without breaking stream chain

Java Java 8 Java Stream Chaining

ANR with blocked HeapTaskDaemon thread

Java Android Multithreading

Use Objects.hash() or own hashCode() implementation?

Java Hash

Why must I use the "this" keyword for forward references?

Java Class This Forward Reference

Why can't we call Thread#sleep() directly inside a Lambda function?

Java Multithreading Lambda Java 8

How to specify Java version in Spring/Spring Boot pom.xml?

Java Spring Maven Spring Boot pom.xml

SpringBoot no main manifest attribute (maven)

Java Maven Spring Boot Manifest Spring Boot-Maven-Plugin

Is SecureRandom.ints() secure?

Java Security Random

JDK 11+ and Javadoc

Java Maven Javadoc Java 11 Maven Javadoc-Plugin

Spring Boot - Validations stopped working after upgrade from 2.2.5 to 2.3.0

Java Spring Spring Boot Validation

Springboot 2.6.0 / Spring fox 3 - Failed to start bean 'documentationPluginsBootstrapper'

Java Spring Boot Gradle Springfox Openjdk 11

What is the best way to work around the fact that ALL Java bytes are signed?

Java Byte Unsigned Signed

Detach an entity from JPA/EJB3 persistence context

Java Orm Jpa

Making Eclipse behave like Visual Studio

Java Android Eclipse Visual Studio Ide

How to get a value from the last inserted row?

Java Database Postgresql Jdbc

Why was "new Date(int year, int month, int day)" deprecated?

Java Date Deprecated

What is @Override for in Java?

Java Overriding

How do you specify the root context in your <web-app> tags in web.xml?

Java Tomcat Jboss Jetty

org.hibernate.annotations vs. javax.persistence

Java Hibernate Jpa

How to suppress all checks for a file in Checkstyle?

Java Checkstyle

Distributed Lock Service

Java Timeout Locking Distributed Lock

NullPointerException stack trace not available without debug agent

Java Logging Stack Trace Nullpointerexception

How to check a string starts with numeric number?

Java

What is the Cost of Calling array.length

Java Arrays Premature Optimization

How to map a PostgreSQL array with Hibernate

Java Arrays Postgresql Hibernate Orm

What is the main difference between Collection and Collections in Java?

Java Collections

Is there an elegant way to remove nulls while transforming a Collection using Guava?

Java Collections Refactoring Guava

Should I close the servlet outputstream?

Java Servlets

What is the use of marker interfaces in Java?

Java Annotations Marker Interfaces

How do I create a static local variable in Java?

Java Scope Static

Automatic generation of unit tests for Java?

Java Unit Testing

How do you create a Spring MVC project in Eclipse?

Java Eclipse Spring Spring Mvc Eclipse Plugin

Using the Jersey client to do a POST operation

Java Jakarta Ee Jersey

Is the stack garbage collected in Java?

Java Garbage Collection Gc Roots

How can I specify JUnit test dependencies?

Java Unit Testing Junit

How to do an array of hashmaps?

Java Arrays Hashmap

What is the equivalent of the Java BigDecimal class in C#?

C#Java Bigdecimal Equivalent

Is this valid Java?

Java Generics Javac Gcj

Naming convention JUnit suffix or prefix Test

Java Unit Testing Junit Naming Conventions

Does a natural comparator exist in the standard api?

Java Comparator Comparable

How to configure log4j to only keep log files for the last seven days?

Java Logging Log4j

Comparator with double type

Java Casting Double Comparator

how to profile application startup with visualvm

Java Profiling Visualvm

Why does InputStream#read() return an int and not a byte?

Java Inputstream

Safe use of HttpURLConnection

Java Http Url Network Programming

Java List Sorting: Is there a way to keep a list permantly sorted automatically like TreeMap?

Java List Sorting Collections Treemap

Is there a way to lower Java heap when not in use?

Java Memory Management Heap Memory

Show JDBC ResultSet in HTML in JSP page using MVC and DAO pattern

Java Jsp Servlets Model View-Controller Jdbc

How to format Double with dot?

Java String Format Double

GSON throwing "Expected BEGIN_OBJECT but was BEGIN_ARRAY"?

Java Android Gson

Why use Gradle instead of Ant or Maven?

Java Maven Ant Build Process Gradle

Any shortcut to initialize all array elements to zero?

Java

max value of integer

Java C Integer Max Bit

Connection pooling options with JDBC: DBCP vs C3P0

Java Jdbc Connection Pooling C3p0 Apache Commons-Dbcp

Recursively list files in Java

Java File Recursion Java 7 Nio

Where to put @Transactional? In interface specification or implementation?

Java Spring Interface Transactions

UTF-8 encoding problem in Spring MVC

Java Spring Mvc Utf 8 Character Encoding

Start a java program without the console

Java Windows Batch File Javaw

Java 7 underscore in numeric literals

Java Java 7

HMAC-SHA1: How to do it properly in Java?

Java Hash Sha1 Hmac

Conversion from null to int possible?

Java

How to resize JLabel ImageIcon?

Java Image Swing

Is there a way in Java to convert an integer to its ordinal name?

Java

Better way to represent array in java properties file

Java Arrays Enums Properties

Scanner issue when using nextLine after nextXXX

Java java.util.scanner

How to parse a dynamic JSON key in a Nested JSON result?

Java Android Json

Difference between BlockingQueue and TransferQueue

Java Concurrency Jsr166

Cannot perform instanceof check against parameterized type ArrayList<Foo>

Java Android Generics

Change location of log4j.properties

Java Log4j

Current timestamp as filename in Java

Java Timestamp

How to add element at specific index/position in LinkedHashMap?

Java Collections Linkedhashmap

Changing the Coordinate System in LibGDX (Java)

Java 2d Sprite Coordinate Systems Libgdx

How can I represent a range in Java?

Java

Remove trailing comma from comma-separated string

Java String

How to convert a possible null-value to a default value using Guava?

Java Guava

How are constructors called during serialization and deserialization?

Java Serialization

Joining a List<String> in Java with commas and "and"

Java Join Apache Commons

in Java syntax, Class<? extends Something>

Java Generics

Support for Compressed Strings being Dropped in HotSpot JVM?

Java Performance Jvm Java 7

No matching bean of type ... found for dependency

Java Spring Hibernate Spring Mvc Autowired

Problems converting byte array to string and back to byte array

Java String Encryption Bytearray

Remove the last chars of the Java String variable

Java String

How to return a PNG image from Jersey REST service method to the browser

Java Image Glassfish Jersey javax.imageio

Why composite-id class must implement Serializable?

Java Hibernate

Get Today's date in Java at midnight time

Java Date

Understanding JSF as a MVC framework

Java Jsf Jakarta Ee Model View-Controller

New/strange Java "try()" syntax?

Java Syntax Try Catch

Check if a String is in an ArrayList of Strings

Java String List Arraylist

Continuing test execution in junit4 even when one of the asserts fails

Java Junit4

How to copy file inside jar to outside the jar?

Java File Jar Copy Working Directory

How to add text to an image in java?

Java String Image Text Graphics

org.xml.sax.SAXParseException: Premature end of file for VALID XML

Java Xml Xml Parsing

Warning: There is no class model available for code generation in Visual Paradigm

Java Code Generation Visual Paradigm

How to handle windows file upload using Selenium WebDriver?

Java Selenium File Upload Selenium Webdriver Webdriver

How to prevent null values inside a Map and null fields inside a bean from getting serialized through Jackson

Java Json Jackson

Are Spring MVC Controllers Singletons?

Java Spring Spring Mvc

Getting the URL of the current page using Selenium WebDriver

Java Selenium Webdriver

onClick event is not triggering | Android

Java Android Onclick

What will the version be when I don't specify it in the Maven's pom.xml?

Java Maven Version

Accessing spring beans in static method

Java Spring

Izpack fails with 'There is no script engine for file extension ".js",

Java Windows Installation Izpack Winrun4j

Console application with Java and gradle

Java Console Application Gradle

How to implement a FSM - Finite State Machine in Java

Java Design Patterns State Machine Fsm State Pattern

Could not serialize object cause of HibernateProxy

Java Hibernate Jakarta Ee Jax Rs Gson

Jackson - best way writes a java list to a json array

Java Json Jackson

How to get HttpClient returning status code and response body?

Java Http Apache Httpclient-4.x

How to remove element from ArrayList by checking its value?

Java Collections Arraylist

How to exclude one url from authorization

Java Jakarta Ee Authentication web.xml

Eclipse JUnit - possible causes of seeing "initializationError" in Eclipse window

Java Eclipse Junit

ExecutorService vs ThreadPoolExecutor using LinkedBlockingQueue

Java Multithreading Executorservice Blockingqueue Threadpoolexecutor

Extract string between two strings in java

Java Regex String

How to replace a substring of a string

Java String Substring

Javascript long integer

Java Javascript Json Spring Integer

Stop Java Coffee Cup icon from appearing in the Dock on Mac OSX

Java Macos Hadoop Dock

Why does Java's BigInteger have TEN and ONE as constants? Any Practical use?

Java

Why am I getting java.lang.IllegalStateException "Not on FX application thread" on JavaFX?

Java Javafx 2 Smack

Android sharing Files, by sending them via email or other apps

Java Android Android Intent Sharing

How to create a secure random AES key in Java?

Java Encryption Aes Jce

IntelliJ IDEA 12 -- viewing the call stack

Java Actionscript Intellij Idea

convert timestamp into current date in android

Java Android Date Timestamp

Creating a UUID from a string with no dashes

Java String Clojure Uuid

Faster algorithm to find unique element between two arrays?

Java Arrays Algorithm

Is it ok to remove newline in Base64 encoding

Java Base64

How to select a dropdown value in Selenium WebDriver using Java

Java Selenium Webdriver

No Java files found which extend CordovaActivity. when use "cordova build"

Java Android Cordova

How to wait until an element is present in Selenium?

Java Selenium Selenium Webdriver Wait Predicate

Spring HTTP Client

Java Spring

Annotating the functional interface of a Lambda Expression

Java Lambda Annotations Java 8

64-bit JVM limited to 300GB of memory?

Java Memory Management Jvm Cluster Computing

Unable to obtain ZonedDateTime from TemporalAccessor using DateTimeFormatter and ZonedDateTime in Java 8

Java Timezone Java 8 Datetime Format Java Time

How to remove an element of a HashMap whilst streaming (lambda)

Java Dictionary Iterator Java Stream

Android: Sending data >20 bytes by BLE

Java Android Bluetooth Lowenergy

unable to marshal type as an element because it is missing an @XmlRootElement annotation for auto generated classes

Java Jakarta Ee Jaxb Schema

How to set hibernate.format_sql in spring-boot?

Java Spring Spring Boot Spring Data-Jpa

Find element by attribute

Java Selenium Selenium Webdriver

What is the equivalent of javascript setTimeout in Java?

Java Javascript Timer Settimeout Setinterval

multiple dex files define landroid/support/annotation/AnimRes

Java Android

Spring Boot shutdown hook

Java Spring Boot

Recyclerview not call any Adapter method :onCreateViewHolder,onBindViewHolder,

Java Android Listadapter Android Recyclerview

android hide toolbar in specific fragment

Java Android Android Fragments Toolbar

How to find the only number in an array that doesn't occur twice

Java Arrays Algorithm

How to check if exists any duplicate in Java 8 Streams?

Java Java 8 Duplicates Java Stream

Why does Jackson 2 not recognize the first capital letter if the leading camel case word is only a single letter long?

Java Json Spring Spring Mvc Jackson

Java stream map and collect - order of resulting container

Java List Java 8 Java Stream

Error: Could not find com.google.gms:google-services:1.0. when adding google service plugin in build.gradle in android studio

Java Android Android Studio Google Signin

Gson: Directly convert String to JsonObject (no POJO)

Java Json Gson

UnsupportedTemporalTypeException when formatting Instant to String

Java Datetime Java 8 Datetime Format Java Time

Running code after Spring Boot starts

Java Spring Spring Boot

Spring Boot - How to log all requests and responses with exceptions in single place?

Java Spring Logging Spring Rest

private final static attribute vs private final attribute

Java Static Attributes Private Final

Java Serializable Object to Byte Array

Java Object Serialization

How to iterate through SparseArray?

Java Android

When to use @QueryParam vs @PathParam

Java Rest Jax Rs

How to mock a final class with mockito

Java Junit Mockito

Android adding simple animations while setvisibility(view.Gone)

Java Android Android Animation

Fastest way to get the first n elements of a List into an Array

Java Arrays Performance

Long vs BigInteger

Java Long Integer Biginteger

How to use spring boot making a common library

Java Spring Spring Boot

How to set project.version by passing version property on gradle command line?

Java Groovy Gradle

How to return JSON data from spring Controller using @ResponseBody

Java Json Spring Spring Mvc Spring 4

Tomcat Server Error - Port 8080 already in use

Java Tomcat

Unsupported operation: Android, Retrofit, OkHttp. Adding interceptor in OkHttpClient

Java Android Retrofit Okhttp Retrofit2

Can the JVM GC move objects in the middle of a reference comparison, causing a comparison to fail even when both sides refer to the same object?

Java Garbage Collection Jvm

How many objects are created by using the Integer wrapper class?

Java Integer Wrapper

Why is an if/else if/else for a simple boolean not giving an "unreachable code" error

Java Boolean Unreachable Code

Stream Filter of 1 list based on another list

Java Arraylist Java 8 Java Stream

java.net.SocketTimeoutException: timeout

Java Android Httpurlconnection Okhttp3

How to get string response from Retrofit2?

Java Android Http Retrofit2

Making a Snackbar Without a View?

Java Android Xml Crash Android Snackbar

Alternative to deprecated getCellType

Java Apache Poi

Difference in Used, Committed and Max Heap Memory

Java Apache Spark Memory Management Jvm Spark Streaming

aggregate function Count usage with groupBy in Spark

Java Scala Apache Spark Pyspark Apache Spark-Sql

Read environment variable in SpringBoot

Java Spring Spring Boot Environment Variables

java.util.UUID.randomUUID().toString() length

Java String Random Uuid String Length

Usage of Jackson @JsonProperty annotation for kotlin data classes

Java Json Jackson Kotlin Deserialization

Difference in behaviour of the ternary operator on JDK8 and JDK10

Java Java 8 Javac Unboxing Java 10

Addition assignment += behavior in expression

Javascript Java Language Lawyer Compound Assignment

What does 'PT' prefix stand for in Duration?

Java Duration Java Time Iso8601 Period

Maven: Invalid target release: 10

Java Maven pom.xml Java 10

JDK 11.0.2 compilation fails with javac NPE on anonymous parameterized class type inference

Java Javac Type Inference Java 11 Compiler Bug

what does Mono.defer() do?

Java Spring Webflux Project Reactor

What's the meaning of java.util.@Nullable?

Java

Android - onRequestPermissionsResult() is deprecated. Are there any alternatives?

Java Android Permissions Request Deprecated

Using ItemizedOverlay and OverlayItem In Android Beta 0.9

Java Android Overlay Android Mapview

Synchronising twice on the same object?

Java Multithreading Synchronization Mutex

Eclipse memory settings when getting "Java Heap Space" and "Out of Memory"

Java Apache Flex Eclipse Memory

Are there any cons to using Joda-Time?

Java Jodatime

Declare an object inside or outside a loop?

Java Performance

Does a Java to C++ converter/tool exist?

Java C++Code Translation

How to embed Tomcat 6?

Java Tomcat Tomcat6

PreparedStatements and performance

Java Database Performance Prepared Statement

Changing cookie JSESSIONID name

Java Tomcat Jsessionid

Tokenizing Error: java.util.regex.PatternSyntaxException, dangling metacharacter '*'

Java Regex Split Tokenize

How do I launch a completely independent process from a Java program?

Java Exec External Process

How to load a resource from WEB-INF directory of a web archive

Java

Javadoc-like Documentation for C++

Java C++Javadoc

Compare Java enum values

Java Enums

Pretty-printing output from javax.xml.transform.Transformer with only standard java api (Indentation and Doctype positioning)

Java Xml Pretty Print

java.util.Date - Deleting three months from a date?

Java

Step through JDK source code in IntelliJ IDEA

Debugging Intellij Idea Java

Simulate touch command with Java

Java File Touch

Where to store application data (non-user specific) on Linux

Java Linux

How can I suppress javac warnings about deprecated api?

Java Compiler Warnings Javac

Best practices for deploying Java webapps with minimal downtime?

Java Tomcat Grails Deployment Resin

How to enable Logger.debug() in Log4j

Java Log4j

BarCode Image Generator in Java

Java Generator Barcode

Start of week for locale using Joda-Time

Java Calendar Jodatime Weekday

Intellij generate javadoc for methods and classes

Java Intellij Idea Javadoc Auto Generate

Java - How to convert type collection into ArrayList?

Java Collections

How to control VM arguments for maven-jetty-plugin?

Java Jetty Maven 2 Maven Jetty-Plugin

Why boolean in Java takes only true or false? Why not 1 or 0 also?

Java Boolean

What is the easiest way to parallelize a task in java?

Java Multithreading Parallel Processing

What is the difference between google's ImmutableList and Collections.unmodifiableList ()?

Java Collections Comparison Guava

mocking a singleton class

Java Unit Testing Oop

BitSet to and from integer/long

Java Bit Manipulation Bitset

Eclipse: export running configuration

Java Eclipse Execution

How do I run JUnit tests from inside my java application?

Java Testing Junit

WebView and Cookies on Android

Java Android

Java Messaging : Difference between ActiveMQ, Mule, ServiceMix and Camel

Java Apache Camel Activemq Messaging Apache Servicemix

Using Hibernate's ScrollableResults to slowly read 90 million records

Java Mysql Hibernate Large Data-Volumes Scrollableresults

How to "scan" a website (or page) for info, and bring it into my program?

Java Html Web Scraping Jsoup

When will System.currentTimeMillis() overflow?

Java Time Overflow Year2038

How to create a folder in Java?

Java Directory Create Directory

When do I have to change the serialVersionUID?

Java Serialization

Set System Property With Spring Configuration File

Java Spring Junit Log4j

Hibernate JPA, MySQL and TinyInt(1) for Boolean instead of bit or char

Java Mysql Hibernate Jpa Jpa 2.0

Eclipse junit testing in the same project

Java Eclipse Junit

Java project: should .classpath .project file be committed into repository?

Java Eclipse Ant Classpath Versioning

How to compress a String in Java?

Java String Compression Zip

How to convert String to Date without knowing the format?

Java Date Format

Use Ant for running program with command line arguments

Java Ant

what is the purpose of two config files for Hibernate?

Java Hibernate Maven 2

Minimum date in Java

Java Date

Exception handling : throw, throws and Throwable

Java Exception Handling Throw Throws Throwable

Are there any provable real-world languages? (scala?)

Java Scala Testing Functional Programming Formal Verification

How to change Java version used by TOMCAT?

Java Jsp Tomcat tomcat5.5 Java Home

How to indent the fluent interface pattern "correctly" with eclipse?

Java Eclipse Indentation

How to force a method to be overridden in java?

Java

How to test whether lazy loaded JPA collection is initialized?

Java Hibernate Jpa Lazy Loading

Calculate number of weekdays between two dates in Java

Java

How to check if InputStream is Gzipped?

Java Http Gzip Inputstream Httpurlconnection

When is it preferable to use volatile boolean in Java rather than AtomicBoolean?

Java Concurrency Atomic Volatile

What is the difference between a class and a type in Scala (and Java)?

Java Class Scala Types Language Design

What happens when you increment an integer beyond its max value?

Java Math

How to cast ArrayList<> from List<>

Java Generics Casting

NoClassDefFoundError in Java: com/google/common/base/Function

Java Selenium Webdriver Runtime Error

Varargs to ArrayList problem in Java

Java Generics Variadic Functions

How to check if an element exists in the XML using XPath?

Java Xml Xpath Saxon

java.lang.OutOfMemoryError: GC overhead limit exceeded

Java Hashmap Heap Memory G1gc

Installing Java on OS X 10.9 (Mavericks)

Java Macos

Changing EditText bottom line color with appcompat v7

Java Android Android Layout Android Edittext Android Styles

Java 8 lambdas, Function.identity() or t->t

Java Lambda Java 8 Java Stream

Mockito. Verify method arguments

Java Unit Testing Junit Mockito

Making a private method public to unit test it...good idea?

C#Java Unit Testing

What is the most appropriate way to store user settings in Android application

Java Android Encryption Preferences Credentials

JUNIT Test class in Eclipse - java.lang.ClassNotFoundException

Java Eclipse Junit4 Classnotfoundexception

Is it possible to detach Hibernate entity, so that changes to object are not automatically saved to database?

Java Hibernate Persistence

How to persist a List of Strings in Hibernate?

Java String Hibernate List Annotations

Java:Why should we use BigDecimal instead of Double in the real world?

Java Floating Point Double Bigdecimal

What is thread Safe in java?

Java Thread Safety

Java: Which of multiple resources on classpath JVM takes?

Java Resources Jvm Classpath Loading

How can a primitive float value be -0.0? What does that mean?

Java Floating Point

Incorrect lazy initialization

Java Findbugs

How to stop Selenium from creating temporary Firefox Profiles using Web Driver?

Java Selenium Firefox Webdriver Profile

JavaFX TabPane: How to set the selected tab

Java Tabs Selecteditem Javafx 2

Is it possible to make a Java annotation's value mandatory?

Java Annotations

What is the difference between Eclipse 3.7 and Eclipse 4.1?

Java Eclipse Jakarta Ee Eclipse Indigo

How to create an object with JNI?

Java Android Java Native-Interface Android Ndk

How to allow users to check for the latest app version from inside the app?

Java Android Http Versioning

log4j: abbreviate/shorten package names

Java Log4j Logging

Java, Shifting Elements in an Array

Java Arrays Algorithm Shift

Regex to check with starts with http://, https:// or ftp://

Java Regex Startswith

No suitable driver found for 'jdbc:mysql://localhost:3306/mysql

Java Mysql Jdbc

PrintWriter append method not appending

Java Printwriter

SQLite autoincrement - How to insert values?

Java Sqlite Auto Increment

Android Build fail - java.lang.IllegalArgumentException: already added: Lcom/google/api/client/escape/CharEscapers;

Java Android Build Adt Dalvik

Do not use System.out.println in server side code

Java Logging Backend

Map.Entry: How to use it?

Java Dictionary Collections Hashmap

Cannot assign requested address using ServerSocket.socketBind

Java Sockets Jvm Bind

Netbeans how to set command line arguments in Java

Java Netbeans Arguments

Mockito Exception - when() requires an argument which has to be a method call on a mock

Java Controller Mockito Spring Test

Compiler error when declaring a variable inside if condition and no curly braces

Java If Statement Block Declaration

What is the best way to iterate over the lines of a Java String?

Java String Loops

Java Convert integer to hex integer

Java Integer Hex

JAVA - Best approach to parse huge (extra large) JSON file

Java Json Gson

What is the difference between run-time error and compiler error?

Java Compiler Errors

getting a IllegalBlockSizeException: Data must not be longer than 256 bytes when using rsa

Java Rsa Encryption

Serving static files with embedded Jetty

Java Jetty Embedded Jetty

Eclipse javadoc background color is black

Java Eclipse Background Color Ubuntu 10.04

When to use explicit wait vs implicit wait in Selenium Webdriver?

Java Selenium Selenium Webdriver

Difference between "char" and "String" in Java

Java String Char

Why can array constants only be used in initializers?

Java

How can I divide properly using BigDecimal

Java Bigdecimal

How to enable debug in slf4j Logger?

Java Logging Slf4j

Two dimensional array list

Java

Driver executable must be set by the webdriver.ie.driver system property

Java Internet Explorer Selenium Webdriver Webdriver System Properties

Regex for checking if a string is strictly alphanumeric

Java Regex Alphanumeric

Maven dependency management for plugin dependencies

Java Maven

What are the purposes of inner classes

Java Oop Class Inner Classes

Fragment add or replace not working

Java Android Android Fragments

How to get regex matched group values

Java Regex

when exactly are we supposed to use "public static final String"?

Java Final

Is package by feature approach good?

Java Spring Jakarta Ee Package Design

BigDecimal multiply by zero

Java Bigdecimal Numerical Analysis Rounding Error

Reference jars inside a jar

Java Jar Manifest Executable Jar

Is an array a primitive type or an object (or something else entirely)?

Java Arrays Object Primitive

What is the functionality of setSoTimeout and how it works?

Java Networking Connection

Reading a .txt file using Scanner class in Java

Java File Io java.util.scanner

Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core”

Java Eclipse Tomcat Jstl

How instanceof will work on an interface

Java Interface Instanceof

Why invokeSpecial is needed when invokeVirtual exists

Java Jvm Bytecode

Suppress javac warning "...is internal proprietary API and may be removed in a future release"

Java Javac

Spring can't autowire Map bean

Java Spring Map

Java: int[] array vs int array[]

Java Arrays Performance Definition

Android Intent Context Confusing

Java Android Android Intent Android Context

Is ConcurrentHashMap totally safe?

Java Multithreading Synchronized java.util.concurrent

ClassCastException: java.lang.Object[] cannot be cast to java.lang.String[] android

Java Android Arrays Arraylist

REST Assured - Generic List deserialization

Java Arrays Json Deserialization Rest Assured

What is a good alternative of LTRIM and RTRIM in Java?

Java String Trim

Overridden methods in JavaDoc

Java Javadoc

Write a file in hdfs with Java

Java Hadoop Hdfs

Check for navigation bar

Java Android Layout Android 4.0-Ice-Cream-Sandwich Android 4.2-Jelly-Bean

Unable to mock Service class in Spring MVC Controller tests

Java Spring Spring Mvc Mocking Mockito

Convert Java Number to BigDecimal : best way

Java Numbers Precision Bigdecimal

Thread.stop() - deprecated

Java Multithreading

How will Java lambda functions be compiled?

Java Lambda Java 8

Open Source Java CMS

Java Content Management-System Opencms Dotcms

Could a final variable be reassigned in catch, even if assignment is last operation in try?

Java Try Catch Language Design Final

Setting jpg compression level with ImageIO in Java

Java Jpeg Image Compression javax.imageio

Create new package in IntelliJ

Java Intellij Idea

How can I get the memory that my Java program uses via Java's Runtime api?

Java Api Memory Runtime

Unable to complete the scan for annotations for web application [/app] due to a StackOverflowError

Java Eclipse Spring Maven Spring Mvc

Concept behind putting wait(),notify() methods in Object class

Java Multithreading Wait Notify

Disabling a Button in JavaFX

Java User Interface Javafx

How many objects are created due to inheritance in java?

Java Object Constructor

Spring Scheduler stops unexpectedly

Java Spring Tomcat Scheduled Tasks

Byte and char conversion in Java

Java Encoding Unicode Utf 16

Passing a class with type parameter as type parameter for generic method in Java

Java Class Generics

Convert a File Object to Bitmap

Java Android Caching Bitmap Universal Image-Loader

What is the Java equivalent for Enumerable.Select with lambdas in C#?

C#Java Java 8

Difference between standalone.xml and standalone-full.xml

Java Jboss

Maven dependency update on commandline

Java Eclipse Maven Dependencies

Will floating point operations on the JVM give the same results on all platforms?

Java Floating Point

EOFException when reading QueueFile tape

Java Android Exception Square Tape

Avro field default values

Java Maven Avro

JPA support for Java 8 new date and time API

Java Jpa Java 8 Jpa 2.1 Java Time

How to Create a Custom Appender in log4j2?

Java Logging Log4j Log4j2

Performance difference between Java 8 lambdas and anonymous inner classes

Java Performance Closures Java 8

Scala repl throws error

Java Scala Read Eval-Print-Loop

JPA Query selecting only specific columns without using Criteria Query?

Java Jpa Jpa 2.0 Jpa 2.1 Criteriaquery

Parse a YAML file

Java Yaml

Stream of boolean values, is any true?

Java Lambda Parallel Processing Java 8 Java Stream

Java stream - Sort a List to a HashMap of Lists

Java Java 8 Hashmap Java Stream

Java 8 toMap IllegalStateException Duplicate Key

Java Java 8 Java Stream Collectors

How to change the JDK for a Jenkins job?

Java Jenkins

SSL peer shut down incorrectly in Java

Java Ssl

Unable to create a new maven hello-world project

Java Maven

MULTIPART_FORM_DATA: No injection source found for a parameter of type public javax.ws.rs.core.Response

Java Rest Jersey Multipartform Data Jersey 2.0

What's the difference between Mockito Matchers isA, any, eq, and same?

Java Unit Testing Mockito Difference Matcher

Do constructors always have to be public?

Java Oop Design Patterns Constructor Access Modifiers

Java 8 Lambda Stream forEach with multiple statements

Java Lambda Java 8

JsonManagedReference vs JsonBackReference

Java Jackson

Not supported for DML operations with JPA update query

Java Hibernate Spring Mvc Jpa Hql

Take every nth element from a Java 8 stream

Java Java 8 Java Stream

Polymorphism vs Strategy pattern

Java Design Patterns Polymorphism Strategy Pattern