All Objective C Solutions on Gang of Coders

Total of 1798 Objective C Solutions

What's the difference between the atomic and nonatomic attributes?

Ios Objective C Properties Atomic Nonatomic

How can I make a UITextField move up when the keyboard is present - on starting to edit?

Ios Objective C Uiscrollview Uitextfield Uikeyboard

Passing data between view controllers

Ios Objective C Swift Model View-Controller Uiviewcontroller

How can I disable ARC for a single file in a project?

Objective C Xcode Automatic Ref-Counting Manual Retain-Release

How do I sort an NSMutableArray with custom objects in it?

Ios Objective C Sorting Cocoa Touch Nsmutablearray

performSelector may cause a leak because its selector is unknown

Ios Objective C Memory Leaks Automatic Ref-Counting

How do I check if a string contains another string in Objective-C?

Ios Objective C String Range Substring

Shortcuts in Objective-C to concatenate NSStrings

Objective C Nsstring String Concatenation

What is a typedef enum in Objective-C?

Objective C Enums Typedef

How do I call Objective-C code from Swift?

Objective C Swift

Constants in Objective-C

Ios Objective C Cocoa Nsstring Constants

How do I animate constraint changes?

Ios Objective C Animation Autolayout Ios6

How do I convert an NSString value to NSData?

Ios Objective C Nsstring Nsdata

How to check iOS version?

Ios Objective C

How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?

Ios Objective C Grand Central-Dispatch Objective C-Blocks

How do I create delegates in Objective-C?

Ios Objective C Cocoa Callback Delegates

Generating random numbers in Objective-C

Objective C Random

How to link to apps on the app store

Ios Objective C App Store

Placeholder in UITextView

Ios Objective C Cocoa Touch Uitextview Placeholder

@class vs. #import

Objective C Cocoa Cocoa Touch

How do I test if a string is empty in Objective-C?

Ios Objective C Nsstring

iOS 8 UITableView separator inset 0 not working

Ios Objective C Swift Uitableview Ios8

What does the NS prefix mean?

Ios Objective C Cocoa Cocoa Touch Terminology

Send and receive messages through NSNotificationCenter in Objective-C?

Ios Objective C Nsnotificationcenter

Location Services not working in iOS 8

Objective C Ios8 Location Cllocationmanager

UITextField text change event

Ios Objective C Swift Event Handling Uitextfielddelegate

How to convert an NSString into an NSNumber

Objective C Nsstring Nsnumber Primitive Types

dispatch_after - GCD in Swift?

Objective C Swift Grand Central-Dispatch

In Objective-C, how do I test the object type?

@synthesize vs @dynamic, what are the differences?

Objective C Cocoa Cocoa Touch Properties Synthesize

Should IBOutlets be strong or weak under ARC?

Ios Objective C Cocoa Touch Interface Builder Automatic Ref-Counting

How do I create a basic UIButton programmatically?

Ios Objective C Cocoa Touch Uibutton Programmatically Created

How to programmatically send SMS on the iPhone?

Ios Objective C Cocoa Touch Sms

How to hide UINavigationBar 1px bottom line

Ios Objective C Swift Ipad Uinavigationbar

Creating an abstract class in Objective-C

Objective C Abstract Class

How can I set the title of a UIButton as left-aligned?

Ios Objective C Xcode Cocoa Touch Uibutton

How to navigate through textfields (Next / Done Buttons)

Ios Objective C Iphone

Set the maximum character length of a UITextField

Ios Objective C Cocoa Touch Uitextfield

What does the "__block" keyword mean?

Objective C Ios Objective C-Blocks

How to add percent sign to NSString

Objective C Nsstring String Literals

How do I iterate over an NSArray?

Objective C Cocoa Iteration Nsarray Enumeration

How to check if an NSDictionary or NSMutableDictionary contains a key?

Objective C Foundation

What is the difference between class and instance methods?

Objective C Oop Methods Class Method Instance Methods

How do I set up NSZombieEnabled in Xcode 4?

Objective C Xcode Xcode4 Nszombie

@import vs #import - iOS 7

Ios Objective C Import Ios7

How to print out the method name and line number and conditionally disable NSLog?

Objective C Cocoa Cocoa Touch Xcode Nslog

Getting current device language in iOS?

Ios Objective C Xcode Cocoa Touch Nslocale

iPad Multitasking support requires these orientations

Ios Objective C Iphone Xcode Ipad

Capture image via captureStillImageAsynchronouslyFromConnection with no shutter sound

Ios Objective C Avfoundation

What goes into your .gitignore if you're using CocoaPods?

Objective C Git Cocoapods

How do I make an HTTP request in Swift?

Ios Objective C Swift Iphone Nsurlsession

throwing an exception in objective-c/cocoa

Objective C Cocoa Exception Handling

Core Data: Quickest way to delete all instances of an entity

Ios Objective C Core Data

Is It Possible to NSLog C Structs (Like CGRect or CGPoint)?

C Objective C Cocoa Cocoa Touch

How dangerous is it to compare floating point values?

Objective C Ios C Floating Point Floating Accuracy

How exactly does attribute((constructor)) work?

C++Objective C C Gcc

File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static libraries on iOS, anyway to bypass?

Ios Objective C Xcode Ios6 Static Libraries

Set UIButton title UILabel font size programmatically

Objective C Cocoa Touch Ios Uibutton Font Size

What is the difference between #import and #include in Objective-C?

Objective C Import Include

Assign a variable inside a Block to a variable outside a Block

Objective C Compiler Errors Objective C-Blocks

How to dismiss keyboard for UITextView with return key?

Iphone Objective C Keyboard Uitextview Iphone Softkeyboard

Creating a blurring overlay view

Ios Objective C Graphics Filtering Core Image

How do I convert NSMutableArray to NSArray?

Objective C Cocoa Touch Cocoa Nsmutablearray Nsarray

How do you add multi-line text to a UIButton?

Ios Objective C Cocoa Touch Uibutton Uikit

Applications are expected to have a root view controller at the end of application launch

Ios Objective C

Easy way to dismiss keyboard?

Objective C Cocoa Touch Sdk

How to sort a NSArray alphabetically?

Objective C Sorting

Objective-C ARC: strong vs retain and weak vs assign

Ios Objective C Ios5 Properties Automatic Ref-Counting

UILongPressGestureRecognizer gets called twice when pressing down

Iphone Objective C Cocoa Touch Gesture Recognition Uigesturerecognizer

Determine device (iPhone, iPod Touch) with iOS

Ios Objective C Iphone Ipod Touch

How to write iOS app purely in C

Objective C Ios C Cocoa Touch Objective C-Runtime

How to remove empty cells in UITableView?

Ios Objective C Uitableview

Global constants file in Swift

Ios Objective C Swift

"sending 'const NSString ' to parameter of type 'NSString ' discards qualifiers" warning

Objective C Nsstring Warnings Constants

How can I reverse a NSArray in Objective-C?

Objective C Nsarray

Best way to define private methods for a class in Objective-C

Objective C Cocoa Code Completion

Get the current first responder without using a private API

Objective C Cocoa Touch First Responder

How do I draw a shadow under a UIView?

Iphone Objective C Ios Cocoa Touch Core Graphics

How do I add 1 day to an NSDate?

Objective C Swift Date Cocoa Touch Nsdate

How to split a string literal across multiple lines in C / Objective-C?

C Objective C String Literals

Difference between objectForKey and valueForKey?

Objective C Cocoa Key Value-Coding

Use of alloc init instead of new

Objective C Oop

Generate JSON string from NSDictionary in iOS

Ios Objective C Json String

When to use NSInteger vs. int

Ios Objective C Types Nsinteger

What are best practices that you use when writing Objective-C and Cocoa?

Iphone Objective C Cocoa Cocoa Touch Ios

How to scale a UIImageView proportionally?

Objective C Cocoa Touch

Create singleton using GCD's dispatch_once in Objective-C

Ios Objective C Singleton Grand Central-Dispatch

library not found for -lPods

Iphone Objective C Ios xcode4.3 Cocoapods

Convert an NSURL to an NSString

Ios Objective C Swift Nsstring Nsurl

Emulating aspect-fit behaviour using AutoLayout constraints in Xcode 6

Ios Objective C Xcode Autolayout

How do I use NSTimer?

Objective C Cocoa Nstimer

How to disable back swipe gesture in UINavigationController on iOS 7

Ios Objective C Uinavigationcontroller Uigesturerecognizer Ios7

UITableView Cell selected Color?

Ios Objective C Uitableview Selection Color

Hidden Features of Xcode

Objective C Xcode Macos Cocoa

Best architectural approaches for building iOS networking applications (REST clients)

Ios Objective C Web Services Networking Ios7

NSString property: copy or retain?

Objective C Cocoa Cocoa Touch

What should my Objective-C singleton look like?

Objective C Design Patterns Singleton Object Initializers

UIScrollView scroll to bottom programmatically

Ios Objective C Swift Uiscrollview

What is the best way to unit test Objective-C code?

Objective C Cocoa Unit Testing Xcode

Instantiate and Present a viewController in Swift

Ios Objective C Swift Uiviewcontroller

Can I use Objective-C blocks as properties?

Ios Objective C Automatic Ref-Counting Objective C-Blocks

Replacement for deprecated sizeWithFont: in iOS 7?

Objective C Deprecated Ios7

How to hide 'Back' button on navigation bar on iPhone?

Ios Objective C Iphone Navigation Uinavigationcontroller

UIView frame, bounds and center

Objective C Ios Uiview Frame Bounds

Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:

Ios Objective C Uitableview

How to print Boolean flag in NSLog?

Ios Objective C Cocoa Touch

Differences between strong and weak in Objective-C

Why I get the console warning: [Process] kill() returned unexpected error 1 when I load a WKWebView in iOS13.2?

Ios Objective C Wkwebview Ios13

How do I create a category in Xcode 6 or higher?

Ios Objective C Categories Xcode6

How can I import Swift code to Objective-C?

Objective C Import Swift

UITableview: How to Disable Selection for Some Rows but Not Others

Ios Iphone Objective C Uitableview

Why does Apple recommend to use dispatch_once for implementing the singleton pattern under ARC?

Ios Objective C Singleton Automatic Ref-Counting

UIRefreshControl without UITableViewController

Objective C Ios Uitableview Ios6 Uirefreshcontrol

UIImageView missing images in Launch Screen on device

Ios Objective C Uiimageview Uiimage Launch Screen

Why does viewWillAppear not get called when an app comes back from the background?

Ios Objective C Iphone Viewwillappear

How to use NSURLConnection to connect with SSL for an untrusted cert?

Ios Objective C Https Ssl Certificate App Transport-Security

How to control the line spacing in UILabel

Objective C Swift Xcode Uilabel Line Spacing

How to detect iPhone 5 (widescreen devices)?

Iphone Ios Objective C Screen Device

UIActivityViewController crashing on iOS 8 iPads

Ios Objective C Swift Uiactivityviewcontroller

Make a float only show two decimal places

Objective C Formatting Floating Point

How do you print out a stack trace to the console/log in Cocoa?

Objective C Cocoa Callstack Introspection

Detect current device with UI_USER_INTERFACE_IDIOM() in Swift

Ios Iphone Objective C Ipad Swift

How can we programmatically detect which iOS version is device running on?

Iphone Objective C Ios Cocoa Touch Ios4

NSDate get year/month/day

Objective C Nsdate Nsdatecomponents Nscalendar

iOS 7 status bar back to iOS 6 default style in iPhone app?

Ios Objective C Ios7 Statusbar

Clearing NSUserDefaults

Ios Objective C Cocoa Touch Nsuserdefaults

How to add a touch event to a UIView?

Ios Objective C Events Uiview Touch

Objective-C declared @property attributes (nonatomic, copy, strong, weak)

Objective C Automatic Ref-Counting Declared Property

Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned' objects

Objective C Variables Ios5 Properties Automatic Ref-Counting

Proper way to exit iPhone application?

Ios Objective C Iphone Cocoa Touch Ipad

What is the significance of #pragma marks? Why do we need #pragma marks?

Objective C Xcode Pragma

How can I programmatically determine if my app is running in the iphone simulator?

Ios Objective C Swift Xcode Ios Simulator

What does the question mark and the colon (?: ternary operator) mean in objective-c?

Objective C C Syntax Operators Conditional Operator

When converting a project to use ARC what does "switch case is in protected scope" mean?

Objective C Xcode Automatic Ref-Counting

String replacement in Objective-C

Ios Objective C Iphone Nsstring

for each loop in Objective-C for accessing NSMutable dictionary

Objective C Nsdictionary Enumeration Nsmutabledictionary Key Value

iOS detect if user is on an iPad

Ios Objective C Swift Ipad Device

What does "@private" mean in Objective-C?

Ios Objective C Cocoa Private

Detect if the device is iPhone X

Ios Objective C Iphone Iphone X

Cocoa Touch: How To Change UIView's Border Color And Thickness?

Ios Objective C Iphone Cocoa Touch Interface Builder

How to find topmost view controller on iOS

Ios Objective C Uiview Uiviewcontroller Uikit

Block Declaration Syntax List

Objective C Syntax Objective C-Blocks

Duplicate symbols for architecture x86_64 under Xcode

Ios Objective C Xcode5

GCD to perform task in main thread

Objective C Grand Central-Dispatch

How to decide between MonoTouch and Objective-C?

C#Objective C Mono xamarin.ios

How to store custom objects in NSUserDefaults

Ios Objective C Iphone Encoding Nsuserdefaults

Can't use Swift classes inside Objective-C

Ios Objective C Swift

Best practices for overriding isEqual: and hash

Objective C Equality

How much does it cost to develop an iPhone application?

Iphone Objective C Jobs

Hide separator line on one UITableViewCell

Ios Objective C Uitableview Cocoa Touch Separator

How to force NSLocalizedString to use a specific language

Ios Objective C Localization Internationalization Nslocalizedstring

Cannot hide status bar in iOS7

Objective C Statusbar Ios7

How do you add an in-app purchase to an iOS application?

Ios Objective C Swift Cocoa Touch In App-Purchase

Programmatically set the initial view controller using Storyboards

Ios Objective C Swift Uiviewcontroller Uistoryboard

How to get device make and model on iOS?

Ios Objective C Iphone Ipad

How to change the background color of a UIButton while it's highlighted?

Ios Objective C Xcode Uibutton

Bold & Non-Bold Text In A Single UILabel?

Ios Objective C Swift Uilabel Nsattributedstring

Always pass weak reference of self into block in ARC?

Ios Iphone Objective C Automatic Ref-Counting Weak References

UIView Infinite 360 degree rotation animation?

Ios Objective C Animation Uiview Core Animation

Convert NSDate to NSString

Objective C Swift Nsstring Nsdate

ITSAppUsesNonExemptEncryption export compliance while internal testing?

Ios Objective C App Store-Connect

Objective-C: Extract filename from path string

Objective C Cocoa

Delete keychain items when an app is uninstalled

Ios Objective C Keychain

Explaining difference between automaticallyAdjustsScrollViewInsets, extendedLayoutIncludesOpaqueBars, edgesForExtendedLayout in iOS7

Ios Objective C Xcode Uiviewcontroller Ios7

iOS - Calling App Delegate method from ViewController

Ios Objective C Uiviewcontroller Appdelegate

compilation warning: no rule to process file for architecture i386

Objective C Xcode Cocoa Touch Compiler Construction

Pod install is staying on "Setting up CocoaPods Master repo"

Ios Objective C Git Cocoapods Pod Install

Can you attach a UIGestureRecognizer to multiple views?

Ios Objective C Uigesturerecognizer

Swift to Objective-C header not created in Xcode 6

Objective C Xcode Swift

Make UINavigationBar transparent

Ios Iphone Objective C Uinavigationbar Transparency

Case insensitive comparison NSString

Ios Objective C Cocoa Touch Nsstring

How to compare two NSDates: Which is more recent?

Iphone Objective C Cocoa Touch Nsdate

Undefined symbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error

Ios Objective C Iphone Compiler Errors Email

setNeedsLayout vs. setNeedsUpdateConstraints and layoutIfNeeded vs updateConstraintsIfNeeded

Ios Objective C Autolayout Nslayoutconstraint

Understanding dispatch_async

Objective C Asynchronous Dispatch Async

How to load a UIView using a nib file created with Interface Builder

Iphone Objective C Ios Cocoa Touch Interface Builder

Apple Mach-O Linker Error when compiling for device

Objective C Iphone Xcode Xcode4

What are the Dangers of Method Swizzling in Objective-C?

Ios Objective C Swizzling

How to set back button text in Swift

Ios Objective C Swift

Save string to the NSUserDefaults?

Ios Swift Objective C Cocoa Touch Nsuserdefaults

What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?

Ios Objective C Macos Memory Leaks Automatic Ref-Counting

Easy way to see saved NSUserDefaults?

Ios Objective C Macos Nsuserdefaults

How to log a method's execution time exactly in milliseconds?

Ios Objective C Optimization Time

How to stop unwanted UIButton animation on title change?

Objective C Swift Ios7 Uibutton Uikit

How can I use NSError in my iPhone App?

Iphone Ios Objective C Ios4 Nserror

iOS 7 Navigation Bar text and arrow color

Iphone Ios Objective C Uinavigationbar Ios7

How do I do base64 encoding on iOS?

Ios Objective C Base64

Setting custom UITableViewCells height

Ios Objective C Uitableview Row Height

Objective-C for Windows

Objective C Windows Winapi Gcc Cygwin

Can I force a UITableView to hide the separator between empty cells?

Ios Objective C Cocoa Touch Uitableview

Converting NSString to NSDate (and back again)

Ios Objective C Nsstring Nsdate

Would it be beneficial to begin using instancetype instead of id?

Objective C Instancetype

iOS 8 Snapshotting a view that has not been rendered results in an empty snapshot

Objective C Ios8 Uiimagepickercontroller

Stop UIWebView from "bouncing" vertically?

Ios Objective C Iphone Uiscrollview Uiwebview

Why do Objective-C files use the .m extension?

Objective C File Extension

Is there a way to remove the separator line from a UITableView?

Objective C Cocoa Touch Uikit

How do I change the title of the "back" button on a Navigation Bar

Ios Objective C Cocoa Touch Uinavigationbar Uinavigationitem

How to deselect a selected UITableView cell?

Ios Objective C Iphone Uitableview Interface Builder

applicationWillEnterForeground vs. applicationDidBecomeActive, applicationWillResignActive vs. applicationDidEnterBackground

Ios Objective C Iphone Uiapplicationdelegate

@property retain, assign, copy, nonatomic in Objective-C

Ios Objective C Iphone Memory Management

How to add spacing between UITableViewCell

Ios Objective C Uitableview

Send POST request using NSURLSession

Ios Objective C Nsurlsession

How can I make a clickable link in an NSAttributedString?

Ios Objective C Hyperlink Uitextview Nsattributedstring

How do I declare class-level properties in Objective-C?

Objective C Cocoa Oop

Get push notification while App in foreground iOS

Iphone Ios Objective C Push Notification

How do I avoid capturing self in blocks when implementing an API?

Objective C Ios Objective C-Blocks Automatic Ref-Counting

invalid context 0x0 under iOS 7.0 and system degradation

Objective C Ios7 Core Graphics

In a storyboard, how do I make a custom cell for use with multiple controllers?

Objective C Ios Uitableview Storyboard

Is there a way to iterate over a dictionary?

Ios Objective C Foreach Iteration Nsdictionary

NSUserDefaults - How to tell if a key exists

Ios Objective C Iphone Nsuserdefaults

Cropping an UIImage

Ios Objective C Cocoa Touch Uiimagepickercontroller Image Manipulation

iPad keyboard will not dismiss if modal ViewController presentation style is UIModalPresentationFormSheet

Ios Iphone Objective C Uitextfield First Responder

capturing self strongly in this block is likely to lead to a retain cycle

Objective C Cocoa Touch Automatic Ref-Counting Avplayer Retain

Attempt to set a non-property-list object as an NSUserDefaults

Ios Objective C Encoding Nsuserdefaults

Xcode - ld: library not found for -lPods

Ios Objective C Xcode Clang Cocoapods

receiver type *** for instance message is a forward declaration

Iphone Ios Objective C Forward Declaration

Copy text to clipboard with iOS

Ios Objective C Copy Clipboard

How to check if NSString begins with a certain character

Objective C Nsstring

How to use UIVisualEffectView to Blur Image?

Ios Objective C Uiview Uikit Uivisualeffectview

How do I get a background location update every n minutes in my iOS application?

Ios Objective C Core Location Background Process

Cell spacing in UICollectionView

Ios Objective C Uicollectionview

Setting an image for a UIButton in code

Ios Objective C Iphone Ipad Uibutton

Opening the Settings app from another app

Ios Objective C Iphone Application Settings Appsettings

Custom dealloc and ARC (Objective-C)

Objective C Ios Xcode Dealloc Automatic Ref-Counting

How to tell when UITableView has completed ReloadData?

Objective C Uitableview Reloaddata

Swift compiler error: "non-modular header inside framework module"

Objective C Frameworks Swift

What is the Swift equivalent of respondsToSelector?

Objective C Swift Selector

registerForRemoteNotificationTypes: is not supported in iOS 8.0 and later

Objective C Ios8 Apple Push-Notifications Dyld

How do I test which class an object is in Objective-C?

How does the new automatic reference counting mechanism work?

Objective C Cocoa Touch Garbage Collection Automatic Ref-Counting

Access Container View Controller from Parent iOS

Ios Objective C Swift Uiviewcontroller Uicontainerview

Execute a terminal command from a Cocoa app

Objective C Cocoa Macos

Is it possible to disable floating headers in UITableView with UITableViewStylePlain?

Ios Objective C Iphone Cocoa Touch Uikit

Xcode 4 hangs at "Attaching to (app name)"

Iphone Objective C Xcode Ipad Xcode4

How does @synchronized lock/unlock in Objective-C?

Objective C Synchronization

How can I change UIButton title color?

Ios Objective C Iphone Uibutton

Creating a segue programmatically

Ios Objective C Segue

iOS - Build fails with CocoaPods cannot find header files

Objective C Ios Cocoa Build Cocoapods

Zooming MKMapView to fit annotation pins?

Ios Objective C Iphone Cocoa Touch Mkmapview

Dynamically changing font size of UILabel

Ios Objective C Fonts Uilabel

Resizing UITableView to fit content

Ios Objective C Uitableview Sizetofit

Check that an email address is valid on iOS

Objective C Cocoa Email Email Validation

Why is @autoreleasepool still needed with ARC?

Objective C Memory Management xcode4.2 Automatic Ref-Counting

Waiting until two async blocks are executed before starting another block

Ios Objective C Objective C-Blocks Grand Central-Dispatch

Objective-C : BOOL vs bool

C Objective C Types Boolean

Xcode build failure "Undefined symbols for architecture x86_64"

Objective C Xcode Macos Cocoa Iobluetooth

Is there any way to check if iOS app is in background?

Ios Objective C Uiapplicationdelegate Application Lifecycle Ios Background-Mode

Best way to remove from NSMutableArray while iterating?

Objective C Cocoa

@try - catch block in Objective-C

Iphone Objective C Try Catch-Finally Nsexception

How do I URL encode a string

Ios Objective C Iphone Ipad Nsstring

Get to UIViewController from UIView?

Ios Objective C Cocoa Touch Uiview Uiviewcontroller

How can I click a button behind a transparent UIView?

Ios Objective C Iphone Cocoa Touch Ipad

UIImageView aspect fit and center

Ios Objective C Uiimageview Uiimage

What are the new documentation commands available in Xcode 5?

Objective C Documentation Comments Doxygen Xcode5

Add a UIView above all, even the navigation bar

Ios Objective C Uiviewcontroller Uinavigationbar Popupwindow

How to change time and timezone in iPhone simulator?

Objective C Xcode Timezone Ios Simulator

What do the plus and minus signs mean in Objective-C next to a method?

Objective C Syntax Method Declaration

UIButton inside a view that has a UITapGestureRecognizer

Ios Objective C Iphone Cocoa Touch Uitapgesturerecognizer

How to round the corners of a button

Ios Objective C Cocoa Touch Uibutton Rounded Corners

Add views in UIStackView programmatically

Ios Objective C Ios9 Uistackview

Objective-C implicit conversion loses integer precision 'NSUInteger' (aka 'unsigned long') to 'int' warning

Objective C Compiler Warnings Implicit Conversion

What is the right way to check for a null string in Objective-C?

Ios Objective C Cocoa Touch

iOS: Modal ViewController with transparent background

Ios Objective C Modalviewcontroller Presentmodalviewcontroller

What's the Best Way to Shuffle an NSMutableArray?

Objective C Cocoa Shuffle

In Objective-C, what is the equivalent of Java's "instanceof" keyword?

Objective C Types Casting Equality Downcast

What's the best practice for naming Swift files that add extensions to existing objects?

Ios Objective C Swift Xcode

How do I pass multiple parameters in Objective-C?

Objective C Syntax Parameters Methods

Convert to absolute value in Objective-C

Storyboard doesn't contain a view controller with identifier

Ios Objective C Xcode Storyboard

What are the details of "Objective-C Literals" mentioned in the Xcode 4.4 release notes?

Objective C Xcode Objective C-Literals

How can I load storyboard programmatically from class?

Ios Objective C Xcode Storyboard Xib

Is it possible to refresh a single UITableViewCell in a UITableView?

Objective C Uitableview

UITableViewCell show white background and cannot be modified on iOS7

Ios Objective C Cocoa Touch Ios7

Convert NSArray to NSString in Objective-C

Objective C Arrays Nsstring Nsarray

OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection

C++Objective C Image Processing Opencv Computer Vision

NULL vs nil in Objective-C

Objective C Cocoa Null

Creating a UICollectionView programmatically

Ios Objective C Cocoa Touch Uicollectionview

Base64 Decoding in iOS 7+

Ios Objective C Swift Ios7 Ios8

UIGestureRecognizer on UIImageView

Ios Objective C Uiimageview Uigesturerecognizer

How do I wait for an asynchronously dispatched block to finish?

Objective C Unit Testing Grand Central-Dispatch

Current location permission dialog disappears too quickly

Objective C Ios Core Location

How to Rotate a UIImage 90 degrees?

Ios Objective C Uiimage Uikit Core Graphics

How do I define and use an ENUM in Objective-C?

Iphone Objective C C

Disable Automatic Reference Counting for Some Files

Objective C Ios5 Automatic Ref-Counting

How to adjust an UIButton's imageSize?

Ios Objective C Xcode Uibutton

Get UIScrollView to scroll to the top

Ios Objective C Iphone Uiscrollview Uikit

How to manually deprecate members

Ios Objective C Swift C Preprocessor Deprecated

Include of non-modular header inside framework module

Objective C Cocoa Touch

How can I convert my device token (NSData) into an NSString?

Ios Objective C Apple Push-Notifications Nsstring Nsdata

What is the difference between Modal and Push segue in Storyboards?

Ios Objective C Swift Storyboard

Pull to refresh UITableView without UITableViewController

Ios Objective C Iphone Uitableview Pull to-Refresh

How to embed small icon in UILabel

Ios Objective C Cocoa Touch Ios7 Textkit

Having a UITextField in a UITableViewCell

Ios Objective C Uitableview Cocoa Touch Uitextfield

UIButton title text color

Ios Objective C Iphone Uibutton Textcolor

Cocoa Core Data efficient way to count entities

Objective C Core Data

Best practice? - Array/Dictionary as a Core Data Entity Attribute

Objective C Ios Core Data Nsarray Nsdictionary

How different is Objective-C from C++?

What is Objective C++?

C++Objective C Xcode Objective C++

UIView Hide/Show with animation

Ios Objective C Uiviewanimation

ViewDidAppear is not called when opening app from background

Ios Objective C Iphone Xcode Swift

CocoaPods Errors on Project Build

Objective C Cocoa Touch Cocoapods Build Error

Method Syntax in Objective-C

Objective C Syntax Methods

How to create border in UIButton?

Ios Objective C

Remove empty space before cells in UITableView

Ios Objective C Uitableview Ios7

What is the best way to solve an Objective-C namespace collision?

Objective C Cocoa Macos Namespaces

Why are Objective-C delegates usually given the property assign instead of retain?

Objective C Ios Cocoa Delegates

Dashed line border around UIView

Ios Objective C Iphone Uiview

Xcode debugger doesn't print objects and shows nil, when they aren't

Ios Objective C Xcode Debugging

What's the difference between using CGFloat and float?

Iphone Objective C Cocoa Touch

Objective-C Runtime: best way to check if class conforms to protocol?

Objective C Runtime

How do I implement an Objective-C singleton that is compatible with ARC?

Objective C Ios Singleton Automatic Ref-Counting

Super slow lag/delay on initial keyboard animation of UITextField

Objective C Ios Cocoa Touch Keyboard Uitextfield

What is the Objective-C equivalent for "toString()", for use with NSLog?

Objective C Tostring Nslog

Programmatically scroll a UIScrollView

Ios Objective C Uiscrollview Scroll

How can I get current location from user in iOS

Ios Objective C Iphone Cllocationmanager Currentlocation

What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode

Objective C xcode4.5

Error message '_BSMachError: (os/kern) invalid capability (20)'

Ios Objective C Xcode7

Regular expressions in an Objective-C Cocoa application

Objective C Regex Cocoa

convert UIImage to NSData

Objective C Ios Ipad Cocoa Touch Nsdata

What is the best way to deal with the NSDateFormatter locale "feechur"?

Ios Objective C Iphone Locale Nsdateformatter

When to use dequeueReusableCellWithIdentifier vs dequeueReusableCellWithIdentifier : forIndexPath

Ios Objective C Swift

Objective-C: difference between id and void *

Objective C Void Pointers

When should I use nil and NULL in Objective-C?

Objective C Null Nsnull

Can Objective-C switch on NSString?

Objective C Switch Statement

Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar

Ios Objective C Uikit Uinavigationbar Ios7

"unrecognized selector sent to instance" error in Objective-C

Objective C Selector Unrecognized Selector

iphone Core Data Unresolved error while saving

Iphone Objective C Ios Core Data

UITableView, Separator color where to set?

Ios Objective C Uitableview Cocoa Touch

Switching to a TabBar tab view programmatically?

Iphone Objective C Ios Uitabbarcontroller

Add bottom border line to UI TextField view in SwiftUI / Swift / Objective-C / Xamarin

Ios Objective C Swift Xamarin Swiftui

ARC and bridged cast

Objective C Automatic Ref-Counting Type Conversion Clang

How to load local html file into UIWebView

Ios Objective C Iphone Cocoa Touch Uiwebview

How can I delay a method call for 1 second?

Ios Objective C Iphone Cocoa Touch Uikit

What's the UIScrollView contentInset property for?

Ios Objective C Uiscrollview

Retain cycle on `self` with blocks

Objective C Memory Management Objective C-Blocks

How to get rid of the 'undeclared selector' warning

Objective C Selector Categories

Proper practice for subclassing UIView?

Ios Objective C Cocoa Touch Uiview

AutoLayout with hidden UIViews?

Ios Objective C Autolayout

Xcode/Simulator: How to run older iOS version?

Ios Objective C Iphone Xcode Ipad

Is it possible to use Swift's Enum in Obj-C?

Objective C Enums Swift

Difference between nullable, __nullable and _Nullable in Objective-C

Objective C Nullable Objective C-Nullability

IBOutlet and IBAction

Objective C Swift Interface Builder Iboutlet Ibaction

NSInvalidUnarchiveOperationException: Could not instantiate class named NSLayoutConstraint

Objective C Ios Autolayout

Can I change multiplier property for NSLayoutConstraint?

Ios Iphone Objective C Nslayoutconstraint

What's the best way to communicate between view controllers?

Objective C Iphone Cocoa Touch Delegates Key Value-Observing

In Objective-C why should I check if self = [super init] is not nil?

Objective C Null Init

Fade/dissolve when changing UIImageView's image

Ios Objective C Swift Cocoa Touch Uiimageview

Async image loading from url inside a UITableView cell - image changes to wrong image while scrolling

Ios Objective C Cocoa Touch Uitableview

Does every Core Data Relationship have to have an Inverse?

Objective C Core Data

Convert HTML to NSAttributedString in iOS

Iphone Objective C Cocoa Touch Core Text Nsattributedstring

How to add a border just on the top side of a UIView

Ios Objective C Xcode Uiview Border

How to play a local video with Swift?

Ios Objective C Swift Avplayer Avplayerviewcontroller

Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?

Objective C Boolean

What is the best way to create constants in Objective-C

Objective C Constants

iOS app error - Can't add self as subview

Ios Iphone Objective C

UIButton: how to center an image and a text using imageEdgeInsets and titleEdgeInsets?

Ios Objective C Uibutton

How can I convert NSDictionary to NSData and vice versa?

Iphone Objective C Ios Nsdictionary

How do I get the current version of my iOS project in code?

Ios Objective C Iphone Swift

Best way to change the background color for an NSView

Objective C Macos Background Color Nsview

Creating a UIImage from a UIColor to use as a background image for UIButton

Ios Objective C Uibutton Uiimage

How to use NSJSONSerialization

Ios Objective C Json Nsdictionary

Programmatically open Maps app in iOS 6

Ios Objective C Ios6 Mapkit

boundingRectWithSize for NSAttributedString returning wrong size

Objective C Nsattributedstring

Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6, iOS 8 SDK) happens when running on iOS 7 only

Objective C Ios7 Ios8 Xcode6 Uicollectionviewcell

How to set the full width of separator in UITableView

Ios Objective C Iphone Uitableview

How does an underscore in front of a variable in a cocoa objective-c class work?

Objective C Cocoa Touch Cocoa Variables Syntax

Remove all but numbers from NSString

Objective C Nsstring

How to determine if an NSDate is today?

Ios Objective C Cocoa Touch Nsdate Nscalendar

Objective-C categories in static library

Iphone Objective C Static Libraries Categories

iOS difference between isKindOfClass and isMemberOfClass

Ios Objective C Swift Class Inheritance

Importing Project-Swift.h into a Objective-C class...file not found

Ios Objective C Xcode Swift Xcode6

Error: _handleNonLaunchSpecificActions in iOS9

Ios Objective C Xcode Ios9

Is it true that one should not use NSLog() on production code?

Iphone Objective C Nslog

Getting time elapsed in Objective-C

Ios Objective C

NSLog the method name with Objective-C in iPhone

Objective C C Iphone Debugging

How to hide the keyboard when I press return key in a UITextField?

Ios Objective C Cocoa Touch Delegates

How to see if an NSString starts with a certain other string?

Ios Objective C Iphone Nsstring Nsmutablestring

Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint

Ios Objective C Debugging Nslayoutconstraint

iPhone: Detecting user inactivity/idle time since last screen touch

Ios Objective C Iphone Idle Timer

Error : The service is invalid

Iphone Objective C Installation

What's the best way to develop a sideswipe menu like the one in Facebook's new iOS app?

Objective C Ios Cocoa Touch

Change status bar text color to light in iOS 9 with Objective-C

Objective C Ios9 Xcode7 Statusbar

Number of days between two NSDates

Ios Objective C Cocoa Touch Nsdate

Why would you use an ivar?

Objective C Ios Memory Management Key Value-Observing Ivar

What does the @ symbol represent in objective-c?

Is it possible to make the -init method private in Objective-C?

Objective-C - Remove last character from string

Ios Objective C String Cocoa Cocoa Touch

What exactly does @synthesize do?

Iphone Objective C

Display clearColor UIViewController over UIViewController

Iphone Objective C Ios Uiviewcontroller Storyboard

How to force view controller orientation in iOS 8?

Ios Objective C Ios8 Uinavigationcontroller Autorotate

Center content of UIScrollView when smaller

Ios Objective C Cocoa Touch Uiscrollview Uiimageview

Generate a random alphanumeric string in Cocoa

Objective C Cocoa String Random Alphanumeric

Programmatically get height of navigation bar

Ios Objective C Swift Uinavigationcontroller Uinavigationbar

How do I wrap text in a UITableViewCell without a custom cell

Ios Objective C Cocoa Touch Uikit Iphone Sdk-2

What is the AppDelegate for and how do I know when to use it?

Ios Objective C Cocoa Touch

Types in Objective-C on iOS

Ios Objective C

Xcode 5: Code signing entitlement errors

Objective C Xcode Macos Code Signing Xcode5

How do I create a round cornered UILabel on the iPhone?

Ios Objective C Cocoa Touch Uilabel Rounded Corners

What does the property "Nonatomic" mean?

Ios Objective C Iphone Cocoa Properties

The best way to remove duplicate values from NSMutableArray in Objective-C?

Ios Objective C Nsmutablearray

When to use enumerateObjectsUsingBlock vs. for

Objective C Multithreading Ios4 Objective C-Blocks

Looping a video with AVFoundation AVPlayer?

Ios Objective C Swift Avfoundation Avplayer

UILabel - auto-size label to fit text?

Ios Iphone Objective C Uilabel

Getting name of the class from an instance

Iphone Objective C Class Instance Classname

How do I flag a method as deprecated in Objective-C 2.0?

Iphone Objective C Deprecated

Objective-C pass block as parameter

Objective C Objective C-Blocks

Get Slightly Lighter and Darker Color from UIColor

Objective C Ios Core Graphics Gradient Uicolor

Changing Font Size For UITableView Section Headers

Ios Objective C Swift Uitableview Uitableviewsectionheader

What's the _ underscore representative of in Swift References?

Objective C Function Swift Declaration

How do I record audio on iPhone with AVAudioRecorder?

Ios Objective C Iphone Audio Recording

Objective-C: Calling selectors with multiple arguments

Objective C Selector

Animate text change in UILabel

Ios Objective C Ipad Uilabel Caanimation

How do I set bold and italic on UILabel of iPhone/iPad?

Ios Objective C Swift Uilabel Uifont

Adding the little arrow to the right side of a cell in an iPhone TableView Cell

Iphone Objective C Ios Cocoa Touch Uitableview

How to convert a string into double and vice versa?

Declare a block method parameter without using a typedef

Objective C Parameters Objective C-Blocks

Customize UITableView header section

Ios Objective C Swift Uitableview

iOS 9 “fbauth2” missing from Info.plist

Ios Objective C

NSString tokenize in Objective-C

Objective C Cocoa Tokenize

How can I programmatically get the MAC address of an iphone

Ios Objective C Iphone Mac Address

Objective-C Static Class Level variables

Objective C Variables Static

Convert objective-c typedef to its string equivalent

C Objective C Enums Typedef

How to Get the Title of a HTML Page Displayed in UIWebView?

Ios Objective C Iphone Uiwebview Foundation

How to make UIButton's text alignment center? Using IB

Ios Objective C Uibutton Interface Builder

Get button click inside UITableViewCell

Ios Objective C Uitableview Uibutton

How to check if a view controller is presented modally or pushed on a navigation stack?

Ios Objective C Swift Uiviewcontroller Uinavigationcontroller

Why NSUserDefaults failed to save NSMutableDictionary in iOS?

Ios Objective C Cocoa Touch Nsuserdefaults Nscoding

How to calculate UILabel width based on text length?

Ios Objective C Swift Uikit Uilabel

Why does an NSInteger variable have to be cast to long when used as a format argument?

Objective C Xcode Casting Nsinteger

How to scroll to the bottom of a UITableView on the iPhone before the view appears

Ios Objective C Cocoa Touch Uitableview

Remove the cell highlight color of UITableView

Ios Objective C Uitableview

The entitlements specified...profile. (0xE8008016). Error iOS 4.2

Iphone Objective C Code Signing Provisioning Profile Code Signing-Entitlements

Resize UIImage by keeping Aspect ratio and width

Iphone Objective C Ios Aspect Ratio Fixed Width

Best practice using NSLocalizedString

Objective C Ios Localization Nslocalizedstring

Why write 1,000,000,000 as 100010001000 in C?

Objective C C Integer Literals

Are there strongly-typed collections in Objective-C?

Objective C Generics Data Structures Collections Strong Typing

iOS: Convert UTC NSDate to local Timezone

Ios Objective C Swift Timezone Nsdate

"FOUNDATION_EXPORT" vs "extern"

Objective C Extern

How can i tell if an object has a key value observer attached

Objective C Cocoa Key Key Value-Observing

Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc)

Iphone Objective C Json

What's the difference between "bundle display name" and "bundle name" in cocoa application's info plist

Iphone Objective C Cocoa Macos

Capitalize or change case of an NSString in Objective-C

Objective C String Cocoa Touch Nsstring Uppercase

Split an NSString to access one particular piece

Objective C Swift String Nsstring

iOS multiline label in Interface builder

Ios Objective C Swift Uilabel Line Breaks

What does the -ObjC linker flag do?

Iphone Objective C Ios Compiler Construction

How to center a subview of UIView

Iphone Objective C Ios Ipad

NSInvocation for Dummies?

Objective C Cocoa Undo Redo

Objective-C: Reading a file line by line

Objective C File Io Nsstring Enumerate Nsstream

Select tableview row programmatically

Iphone Objective C Cocoa Touch Uitableview

Objective-C and Swift URL encoding

Ios Objective C Swift Nsstring Urlencode

Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?

Ios Iphone Objective C Ios8

Swift performSelector:withObject:afterDelay: is unavailable

Ios Objective C Swift Xcode6

Make a phone call programmatically

Ios Objective C Iphone Telephony Phone Call

Detecting when the 'back' button is pressed on a navbar

Iphone Objective C Ios Xcode

UIWebView background is set to Clear Color, but it is not transparent

Iphone Objective C Ios Cocoa Touch Uiwebview

UICollectionView current visible cell index

Ios Objective C Ipad Uicollectionview

Center NSTextAttachment image next to single line UILabel

Ios Objective C Swift Uilabel Nstextattachment

How to create a protocol with methods that are optional?

Iphone Objective C

Getting a list of files in a directory with a glob

Ios Objective C Iphone Cocoa Cocoa Touch

iPhone SDK: what is the difference between loadView and viewDidLoad?

Ios Objective C Iphone Uiview

in iPhone App How to detect the screen resolution of the device

Ios Objective C Cocoa Touch

How to pass object with NSNotificationCenter

Objective C Swift Cocoa Touch Nsnotificationcenter Nsnotifications

How to handle Objective-C protocols that contain properties?

Iphone Objective C Cocoa Touch

How Do I Take a Screen Shot of a UIView?

Ios Objective C Uiview Screenshot

NSLog/printf specifier for NSInteger?

Objective C Cocoa 32bit 64bit Nslog Nsinteger

How do I set up a simple delegate to communicate between two view controllers?

Ios Objective C Iphone Delegates

Remove all whitespaces from NSString

Objective C String Cocoa Nsstring

What's a reliable way to make an iOS app crash?

Iphone Objective C Ios

How can I add NSAppTransportSecurity to my info.plist file?

Ios Objective C Xcode Ios9

How do I auto size a UIScrollView to fit its content

Iphone Ios Objective C Cocoa Touch Uiscrollview

How to convert NSNumber to NSString

Objective C Nsstring Nsarray Nsnumber

Difference between framework and static library in xcode4, and how to call them

Objective C Xcode4 Static Libraries

Some questions about Automatic Reference Counting in iOS5 SDK

Objective C Ios5 Automatic Ref-Counting xcode4.2

UITableView set to static cells. Is it possible to hide some of the cells programmatically?

Ios Objective C Uitableview

How to get root view controller?

Objective C Swift Ios5 Uiviewcontroller Uinavigationcontroller

MD5 algorithm in Objective-C

Objective C Iphone Cryptography Md5 Cryptographic Hash-Function

Error: CUICatalog: Invalid asset name supplied: (null), or invalid scale factor : 2.000000

Ios Objective C Xcode5

Can I mix Swift with C++? Like the Objective-C .mm files

C++Objective C Swift

Detected a case where constraints ambiguously suggest a height of zero

Ios Objective C Swift Xcode Uitableview

How can I enable zoom in on UIWebView which inside the UIScrollView?

Objective C Ios Cocoa Touch Uiwebview Zooming

Method overloading in Objective-C?

Ios Objective C Overloading

How can I save an image to the camera roll?

Iphone Ios Objective C Ipad Camera

iOS 7 sizeWithAttributes: replacement for sizeWithFont:constrainedToSize

Objective C Ios7

Subtract 7 days from current date

Objective C Ios Nsdate

iOS app, programmatically get build version

Ios Objective C

#import using angle brackets < > and quote marks " "

Objective C Syntax Import Packages

Objective-C class -> string like: [NSArray className] -> @"NSArray"

Objective C Reflection Metaprogramming Objective C-Runtime

Convert NSNumber to int in Objective-C

Objective C Nsnumber

UILabel is not auto-shrinking text to fit label size

Iphone Objective C Ios Cocoa Touch Ipad

iOS Universal Links are not opening in-app

Ios Objective C Xcode Ios9 Ios Universal-Links

How to cast an object in Objective-C

Join an Array in Objective-C

Objective C Nsmutablearray Nsarray

How can I add CGPoint objects to an NSArray the easy way?

Ios Objective C Iphone Cocoa Touch Uikit

Getting thread id of current method call

Iphone Objective C Cocoa Multithreading

error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/getter

Objective C Xcode Compiler Construction Properties

Use C++ with Cocoa Instead of Objective-C?

C++Objective C Cocoa Language Interoperability

How to compare UIColors?

Ios Objective C Cocoa Touch Uiimageview Uicolor

What is the second parameter of NSLocalizedString()?

Ios Objective C Swift Xcode Localization

iPhone Simulator location

Iphone Objective C Ios Xcode Ios Simulator

Passing parameters to addTarget:action:forControlEvents

Ios Objective C Iphone Cocoa Touch Uicontrolevents

Xcode doesn't show the line that causes a crash

Objective C Ios Xcode Cocoa Touch Nsexception

UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationController

Ios Objective C Uitableview Uinavigationcontroller Uirefreshcontrol

UITableViewCell Separator disappearing in iOS7

Ios Objective C Uitableview Cocoa Touch Uikit

Detecting taps on attributed text in a UITextView in iOS

Ios Objective C Uitextview Textkit

Imitate Facebook hide/show expanding/contracting Navigation Bar

Ios Iphone Objective C Ios7 Uinavigationbar

Read-only and non-computed variable properties in Swift

Objective C Swift Properties

Code signing is required for product type Unit Test Bundle in SDK iOS 8.0

Ios Objective C Xcode

How can I take an UIImage and give it a black border?

Iphone Ios Objective C Uiimageview Uiimage

What does the -all_load linker flag do?

Iphone Objective C Gcc Linker

Adjust UIButton font size to width

Ios Objective C

Importing a Swift protocol in Objective-C class

Objective C Swift

iOS: how to perform a HTTP POST request?

Iphone Objective C Ios

RootViewController Switch Transition Animation

Objective C Ios Xcode Cocoa Touch

UIAlertController custom font, size, color

Ios Objective C Ios8 Uialertview Uialertcontroller

Is it possible to program iPhone in C++

C++Iphone Objective C

NSPredicate: filtering objects by day of NSDate property

Objective C Core Data Nsdate Nspredicate Nsfetchedresultscontroller

Git - how do I view the change history of a method/function?

Objective C Git Function Methods History

Why rename synthesized properties in iOS with leading underscores?

Objective C Ios4 Coding Style

Programmatically fire button click event?

Ios Objective C Iphone

Do I set properties to nil in dealloc when using ARC?

Objective C Ios Automatic Ref-Counting

Objective-C: Property / instance variable in category

Objective C Categories

How to use single storyboard uiviewcontroller for multiple subclass

Objective C Cocoa Touch Ios5 Uiviewcontroller Storyboard

Xcode MyProjectName-Bridging-Header.h does not exist

Ios Objective C Xcode Swift

filtering NSArray into a new NSArray in Objective-C

Objective C Cocoa Nsarray

Is there a way to suppress warnings in Xcode?

Objective C Xcode Cocoa Cocoa Touch Suppress Warnings

AES Encryption for an NSString on the iPhone

Iphone Objective C Encryption Nsstring Aes

How can I programmatically check whether a keyboard is present in iOS app?

Ios Objective C Keyboard

Rounded UIView using CALayers - only some corners - How?

Iphone Objective C Xcode Uiview Calayer

Detecting if an NSString contains...?

Objective C String Nsstring

Can you autoplay HTML5 videos on the iPad?

Jquery Ios Objective C Html Cocoa Touch

Selectors in Objective-C?

Objective C Selector

How to perform Callbacks in Objective-C

Objective C Cocoa Callback

Dismissing a Presented View Controller

Iphone Ios Objective C Cocoa Touch Uiviewcontroller

Paging UICollectionView by cells, not screen

Ios Objective C Uicollectionview Uicollectionviewlayout

Duplicate Symbols for Architecture arm64

Ios Objective C Xcode Linker Errors

Understanding reference counting with Cocoa and Objective-C

Iphone Objective C Cocoa Memory

Why doesn't Objective-C support private methods?

Objective C Objective C-Runtime

Objective-C formatting string for boolean?

Objective C String Nsstring String Formatting

Check whether or not the current thread is the main thread

Objective C Iphone Multithreading Cocoa xamarin.ios

How to use NSCache

Ios Objective C Xcode Cocoa Nscache

In which situations do we need to write the __autoreleasing ownership qualifier under ARC?

Objective C Ios Memory Management Automatic Ref-Counting

NSObject +load and +initialize - What do they do?

Objective C Nsobject

Linker Command failed with exit code 1 (use -v to see invocation), Xcode 8, Swift 3

Ios Objective C Xcode Xcode8 Carthage

Collapse sequences of white space into a single character and trim string

Objective C Ios Nsstring

What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?

Ios Objective C Cocoa Touch Sleep

ObjectiveC Parse Integer from String

Iphone Objective C String Int

Storyboard - refer to ViewController in AppDelegate

Iphone Objective C Ios Uiviewcontroller Storyboard

How to make a class conform to a protocol in Swift?

Objective C Swift

"This function declaration is not a prototype" warning in Xcode 9

Ios Objective C Xcode Ios11 Xcode9 Beta

Deep copying an NSArray

Objective C Cocoa Touch Cocoa Nsarray Deep Copy

NSAttributedString add text alignment

Ios Objective C Nsattributedstring Core Text

UIButton custom font vertical alignment

Ios Objective C Fonts Vertical Alignment

Convert NSURL to local file path

Objective C Xcode Macos

NSLog an object's memory address in overridden description method

Objective C Nslog

SplitView like Facebook app on iPhone

Iphone Objective C Uinavigationcontroller Uisplitviewcontroller Tableview

What does this gdb output mean?

Objective C Ios Simulator

Understanding NSRunLoop

Ios Objective C Cocoa Touch Nsrunloop

How do I scroll the UIScrollView when the keyboard appears?

Ios Objective C Iphone Cocoa Touch Scrollview

Adjust alpha of UIColor

Ios Objective C Alpha Uicolor

Declaring variables inside a switch statement

Objective C C Variables Switch Statement Declaration

How to check if UILabel is truncated?

Ios Objective C Iphone Uilabel Truncate

How can I calculate the difference between two dates?

Objective C Swift Date Nsdate

How to detect that animation has ended on UITableView beginUpdates/endUpdates?

Iphone Objective C Ios Ipad

How to make URL/Phone-clickable UILabel?

Iphone Objective C Url Uilabel

UICollectionView's cellForItemAtIndexPath is not being called

Ios Objective C Uicollectionview

CALayer with transparent hole in it

Ios Objective C Calayer Quartz Core

Understanding ibeacon distancing

Ios Objective C Bluetooth Bluetooth Lowenergy Ibeacon

Left Align Cells in UICollectionView

Ios Objective C Uicollectionview Uicollectionviewlayout

cancelling queued performSelector:afterDelay calls

Objective C Selector

Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed character?

Ios Objective C Uitextfield

iOS start Background Thread

Objective C Ios Multithreading Uikit Core Foundation

What does "Receiver type 'CALayer' for instance message is a forward declaration" mean here?

Objective C Ios Core Animation Calayer Automatic Ref-Counting

How do I change the color of the text in a UIPickerView under iOS 7?

Ios Objective C Uiview Ios7 Uipickerview

If no Table View results, display "No Results" on screen

Ios Objective C Uitableview Parse Platform

Calling Objective-C method from C++ member function?

Using -performSelector: vs. just calling the method

Objective C Selector Dynamic Languages Method Dispatch

UILabel with text of two different colors

Ios Objective C Swift Uilabel Textcolor

Save An Image To Application Documents Folder From UIView On IOS

Objective C Swift Uiimageview Save

What makes a keychain item unique (in iOS)?

Objective C Ios Macos Keychain

Replacement for stringByAddingPercentEscapesUsingEncoding in ios9?

Ios Objective C Url Encoding Deprecated

UIActionSheet cancel button strange behaviour

Ios Objective C Iphone Cocoa Touch Uiactionsheet

How do I get hour and minutes from NSDate?

Ios Objective C Nsdate Hour

Best Practice - NSError domains and codes for your own project/app

Objective C Cocoa Core Data Nserror

Objective-C Split()?

Iphone Objective C Function Split

symbol(s) not found for architecture i386

Objective C Ios Xcode4

Where are ${EXECUTABLE_NAME} and ${PRODUCT_NAME} defined

Iphone Objective C Ios Xcode Plist

Declaration/definition of variables locations in ObjectiveC?

Iphone Objective C Ios Ios5

Dynamic cell width of UICollectionView depending on label width

Ios Objective C Swift Uicollectionview Uicollectionviewcell

How to easily resize/optimize an image size with iOS?

Ios Objective C Image Cocoa Touch Resize

How do I make UILabel display outlined text?

Ios Objective C Iphone Cocoa Touch Core Graphics

How to copy an object in Objective-C

Objective C Copy

Allowing interaction with a UIView under another UIView

Objective C Ios Cocoa Touch

Check if a method exists

Xcode Debugger: view value of variable

Iphone Objective C Xcode Debugging Ios

How do I parse JSON with Objective-C?

Objective C Json Cocoa Touch Parsing

"Auto Layout still required after executing -layoutSubviews" with UITableViewCell subclass

Objective C Ios xcode4.5 Autolayout

How does a UILabel's minimumScaleFactor work?

Ios Objective C Uilabel

Specifying one Dimension of Cells in UICollectionView using Auto Layout

Ios Objective C Uicollectionview Autolayout

UIAlertView first deprecated IOS 9

Ios Objective C Uialertview Uialertcontroller

How to customize the background/border colors of a grouped table view cell?

Ios Objective C Iphone Uitableview Cocoa Touch

How can I add a boolean value to a NSDictionary?

Objective C Iphone Cocoa Touch Uikit

Get parts of a NSURL in objective-c

Objective C Nsstring Nsurl

Xcode keeps asking for password to use the System Keychain

Objective C Ios Xcode

When is it better to use an NSSet over an NSArray?

Ios Objective C Arrays Cocoa Cocoa Touch

Delete specified file from document directory

Ios Objective C Xcode Nsdocumentdirectory

UITableView with fixed section headers

Ios Objective C Uitableview

Navigation bar appear over the views with new iOS7 SDK

Iphone Ios Objective C Ipad Ios7

Long press gesture on UICollectionViewCell

Ios Objective C Uicollectionview

How to use nonnull and nullable Objective-C keywords in block-based API method

Objective C Xcode Block Nullable

How does Apple know you are using private API?

Iphone Objective C Appstore Approval

To ARC or not to ARC? What are the pros and cons?

Iphone Objective C Ipad Ios5 Automatic Ref-Counting

How do I save a UIImage to a file?

Iphone Objective C Ios Uiimage

Changing UIImage color

Iphone Objective C Ios Uiimage Cgcontext

iOS 7 style Blur view

Ios Objective C Core Graphics

iOS 7 parallax effect in my view controller

Ios Objective C Swift Parallax

Swift - which types to use? NSString or String

Ios Objective C String Macos Swift

Can Objective-C code call Swift class extensions?

Objective C Swift Swift Extensions

How can I convert from degrees to radians?

Ios Objective C Macos Swift Macros

How disable Copy, Cut, Select, Select All in UITextView

Ios Objective C Uitextview

Protected methods in Objective-C

When to use -retainCount?

Objective C Memory Management Retaincount

Check play state of AVPlayer

Ios Objective C Iphone Avfoundation Avplayer

How to load a xib file in a UIView

Ios Objective C Uiview Xib

Get an object properties list in Objective-C

Objective C Class Properties Attributes Introspection

Programmatically retrieve memory usage on iPhone

Ios Objective C Iphone Cocoa Touch Memory

Adding a simple UIAlertView

Ios Objective C Iphone Cocoa Touch Uialertview

Using a BOOL property

Objective C Ios Properties

CFBundleVersion in the Info.plist Upload Error

Objective C Upload Plist Cfbundleidentifier

Where to store global constants in an iOS application?

Ios Objective C Cocoa Touch Constants Global

iOS: Access app-info.plist variables in code

Iphone Objective C Ios Ipad info.plist

How to use Swift struct in Objective-C

Objective C Swift Constants

Warning: "format not a string literal and no format arguments"

Objective C Warnings String Formatting Nslog

How do I make UITableViewCell's ImageView a fixed size even when the image is smaller

Iphone Objective C Uitableview Uiimageview Uikit

"Application tried to present modally an active controller"?

Objective C Ios Ios5

What is the meaning of id?

Objective C Types

Proper use of beginBackgroundTaskWithExpirationHandler

Ios Objective C Network Programming Multitasking Background Thread

Programmatically Request Access to Contacts

Iphone Objective C Ios Ios6 Contacts

UICollectionView Set number of columns

Ios Objective C Xcode Uicollectionview Uicollectionviewcell

When to use UICollectionView instead of UITableView?

Ios Objective C Uitableview Uicollectionview

Getting version and build information with Swift

Ios Swift Objective C Nsbundle

Swift readonly external, readwrite internal property

Objective C Properties Swift

Best way to implement Enums with Core Data

Iphone Objective C Cocoa Cocoa Touch Core Data

How do I get the day of the week with Foundation?

Ios Objective C Cocoa Touch Nsdate

iOS Detect 3G or WiFi

Ios Objective C Wifi Reachability 3g

iOS application: how to clear notifications?

Objective C Cocoa Touch Apple Push-Notifications

Remove HTML Tags from an NSString on the iPhone

Ios Objective C Iphone Cocoa Touch Nsstring

Detect the specific iPhone/iPod touch model

Iphone Objective C Ios P2p Device

How to intercept click on link in UITextView?

Iphone Objective C Uitextview Datadetectortypes

How to increment a NSNumber

Use-case of `oneway void` in Objective-C?

Objective C Syntax Keyword Use Case

How can I mask a UIImageView?

Ios Objective C Uiimage Mask

How do you add an action to a button programmatically in xcode

Ios Iphone Objective C Uibutton Programmatically Created

iOS - How to set a UISwitch programmatically

Objective C Ios

AVAudioPlayer throws breakpoint in debug mode

Ios Objective C Iphone Cocoa Touch Avaudioplayer

Swift native base class or NSObject

Objective C Swift Objective C-Runtime

"From View Controller" disappears using UIViewControllerContextTransitioning

Ios Iphone Objective C Uiview Transition

Sending a message to nil in Objective-C

Learn C first before learning Objective-C

C Objective C Cocoa

Getting the Value of a UITextField as keystrokes are entered?

Ios Objective C Cocoa Touch Uitextfield

How do I make and use a Queue in Objective-C?

Objective C Cocoa Data Structures Queue

CALayers didn't get resized on its UIView's bounds change. Why?

Iphone Ios Objective C Uiview Calayer

Is it possible to change a UIButtons background color?

Objective C Iphone Cocoa Touch Uibutton

Conditionally start at different places in storyboard from AppDelegate

Objective C Storyboard Uiapplicationdelegate Segue

Moving UITabBarItem Image down?

Iphone Objective C Cocoa Touch Uitabbar Uitabbaritem

Cast an instance of a class to a @protocol in Objective-C

Objective C Protocols

How to convert int to NSString?

"f" after number

Objective C Floating Point

Get Selected index of UITableView

Ios Objective C Iphone Uitableview Nsindexpath

Does the APNS device token ever change, once created?

Objective C Apple Push-Notifications

Why do I get iOS linker errors with my static libraries?

Ios Objective C Swift Static Libraries Static Linking

How to convert an NSTimeInterval (seconds) into minutes

Objective C Iphone Nstimeinterval Seconds Minute

How to convert std::string to NSString?

Objective C Nsstring Objective C++Stdstring

Why can't I call the default super.init() on UIViewController in Swift?

Ios Objective C Uiviewcontroller Swift Ios8

Sqlite File Location Core Data

Ios Objective C Swift Sqlite Core Data

How to define a preprocessor symbol in Xcode

Objective C Xcode C Preprocessor

How can I get a precise time, for example in milliseconds in Objective-C?

Iphone Objective C Cocoa Touch Uikit

How to return an NSMutableArray from an NSSet

Objective C Cocoa Touch Nsmutablearray Nsarray Nsset

how to get first three characters of an NSString?

Objective C Cocoa

Objective-C: Where to remove observer for NSNotification?

Objective C Ios Nsnotifications

Changing UIButton text

Objective C Ios Xcode Event Handling Uibutton

Alternatives to dispatch_get_current_queue() for completion blocks in iOS 6?

Objective C Cocoa Touch Ios6 Objective C-Blocks Grand Central-Dispatch

Creating and playing a sound in swift

Ios Objective C Audio Swift

Are Swift variables atomic?

Objective C Swift

HTML character decoding in Objective-C / Cocoa Touch

Iphone Html Objective C Cocoa Cocoa Touch

How to detect unused methods and #import in Objective-C

Objective C Xcode Methods Compiler Warnings

How to delete all Annotations on a MKMapView

Objective C Iphone Sdk-3.0 Annotations Mkmapview

Set UILabel line spacing

Ios Objective C Uilabel Multiline Line Spacing

iPhone/iOS JSON parsing tutorial

Iphone Objective C Ios Json Uitableview

Codesign error: Certificate identity appearing twice

Iphone Objective C Xcode4 Code Signing

IOS: create a UIImage or UIImageView with rounded corners

Objective C Ios Uiimage Rounded Corners

iOS 7 TableView like in Settings App on iPad

Ios Objective C Ipad Uitableview Ios7

Remove all constraints affecting a UIView

Ios Objective C Uiview Constraints Autolayout

UIFont - how to get system thin font

Ios Objective C Swift Uikit Uifont

When should I release objects in -(void)viewDidUnload rather than in -dealloc?

Iphone Objective C Ios Cocoa Touch Memory Management

scale Image in an UIButton to AspectFit?

Ios Objective C Cocoa Touch Uibutton Uikit

String comparison in Objective-C

Objective C Nsstring

Do declared properties require a corresponding instance variable?

Objective C Instance Variables Declared Property

Making an array of integers in iOS

Ios Objective C

What is NSZombie?

Ios Iphone Objective C Nszombie

Xcode 4.5 Storyboard 'Exit'

Iphone Objective C Xcode Ipad Storyboard

How to get UITableView from UITableViewCell?

Iphone Ios Objective C Xcode Tableview

In Swift, how can I declare a variable of a specific type that conforms to one or more protocols?

Ios Objective C Swift Swift Protocols

iOS 10 error [access] <private> when using UIImagePickerController

Ios Objective C Uiimagepickercontroller Presentviewcontroller Ios10

What format string do I use for milliseconds in date strings on iPhone?

Iphone Objective C

How do I convert a NSString into a std::string?

Objective C Objective C++

Use didSelectRowAtIndexPath or prepareForSegue method for UITableView?

Ios Objective C Iphone Uitableview Storyboard

presentModalViewController:Animated is deprecated in ios6

Iphone Objective C Uiimage Uiimagepickercontroller

Could not find a storyboard named 'Main' in bundle

Iphone Ios Objective C Xcode

What happened to "HelveticaNeue-Italic" on iOS 7.0.3

Objective C Ios7 Uifont

libxml/tree.h no such file or directory

Objective C Iphone Xcode Libxml2

How to convert An NSInteger to an int?

Objective C Cocoa Nsinteger

NSString with \n or line break

Objective C Nsstring Newline

Getting the current page

Ios Objective C Iphone Cocoa Touch Uiscrollview

Interaction beyond bounds of UIView

Iphone Objective C Cocoa Uiview Uibutton

How can I get rid of an "unused variable" warning in Xcode?

Objective C Xcode Compiler Warnings Unused Variables

Xcode linker error: file too small for architecture x86_64

Objective C Ios Xcode Macos Cocoa

What size should TabBar images be?

Ios Objective C Uitabbarcontroller Uitabbar Uitabbaritem

Failed to instantiate the default view controller for UIMainStoryboardFile 'Main' - perhaps the designated entry point is not set?

Ios Iphone Objective C Xcode Xcode5

iOS8 - constraints ambiguously suggest a height of zero

Objective C Uitableview Ios8 Heightforrowatindexpath

iPhone app in landscape mode, 2008 systems

Ios Objective C Landscape

NSDictionary - Need to check whether dictionary contains key-value pair or not

Ios Objective C Nsdictionary

Default value of BOOL

Objective C Initialization Boolean

Comparing two CGRects

Ios Objective C Cocoa Touch Comparison Cgrect

Correct way to load a Nib for a UIView subclass

Iphone Ios Objective C Uiview Xib

How to prevent UINavigationBar from covering top of view in iOS 7?

Ios Objective C Ios7 Uinavigationbar Uistatusbar

When to use @objc in Swift?

Ios Objective C Swift Selector Private

How to disable horizontal scrolling of UIScrollView?

Ios Objective C Uiscrollview

Getting reference to the top-most view/window in iOS application

Objective C Uiview Ios Uiwindow

Format UILabel with bullet points?

Ios Objective C Swift Uilabel Bullet

Get current date in milliseconds

Objective C Cocoa Touch Ios Date Time

Suppress warning "Category is implementing a method which will also be implemented by its primary class"

Objective C Clang

Capturing touches on a subview outside the frame of its superview using hitTest:withEvent:

Objective C Ios Uiview Hierarchy

Access Asset Catalog programmatically

Ios Objective C Xcode Assets

Using Predicate in Swift

Ios Objective C Swift Ios7 Predicate

No Swipe Back when hiding Navigation Bar in UINavigationController

Ios Objective C Xcode Uinavigationcontroller Uigesturerecognizer

Sizing class for iPad portrait and Landscape Modes

Objective C Ios8 Size Classes Adaptive Ui

How to use performSelector:withObject:afterDelay: with primitive types in Cocoa?

Objective C Cocoa

Create objective-c class instance by name?

Objective C Reflection

Format string, integer with leading zeros

Objective C String Formatting

How to add to an NSDictionary

Iphone Objective C Nsdictionary

Readonly Properties in Objective-C?

Objective C Properties Readonly

Does ARC support dispatch queues?

Objective C Automatic Ref-Counting Grand Central-Dispatch

iOS Image Orientation has Strange Behavior

Iphone Objective C Ios

how to add an action on UITextField return key?

Ios Objective C Iphone Swift Uitextfield

Converting UIColor to CGColor in swift

Objective C Swift Colors Uicolor

How does the NSAutoreleasePool autorelease pool work?

Objective C Memory Management Nsautoreleasepool Foundationkit

Remove characters from NSString?

Objective C Nsstring

How to intercept touches events on a MKMapView or UIWebView objects?

Ios Objective C Cocoa Touch Mkmapview Iphone Sdk-3.0

Compile, Build or Archive problems with Xcode 4 (and dependencies)

Objective C Compiler Construction Xcode4 Clang C Preprocessor

iOS: Compare two dates

Objective C Ios Nsdate

Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)

Objective C Xcode

Cannot create an NSPersistentStoreCoordinator with a nil model

Objective C Ios Core Data

Weak and strong property setter attributes in Objective-C

Iphone Ios Objective C Automatic Ref-Counting

NSArray with NSPredicate using NOT IN

Ios Objective C Nsarray Nspredicate

Is there a documented way to set the iPhone orientation?

Iphone Objective C Cocoa Touch

How can I set a UITableView to grouped style

Ios Objective C Uitableview Cocoa Touch

NSString: isEqual vs. isEqualToString

Objective C Iphone Cocoa Nsstring

Positioning MKMapView to show multiple annotations at once

Ios Objective C Iphone Cocoa Touch Mapkit

How to use Git properly with Xcode?

Ios Objective C Xcode Git

Getting an object from an NSSet

Objective C Cocoa Cocoa Touch Object Nsset

looping through an NSMutableDictionary

Objective C Ios Nsmutabledictionary

Container View Controller Examples

Objective C Ios Uiviewcontroller Ios5

Will writeToFile:atomically: overwrite data?

Objective C Ios

I do not want animation in the begin updates, end updates block for uitableview?

Objective C Uitableview

ViewController respondsToSelector: message sent to deallocated instance (CRASH)

Objective C Ios Xcode Crash

UITextfield leftView/rightView padding on iOS7

Ios Objective C Uitextfield

Call Swift function from Objective-C class

Objective C Swift

Unable to find a specification in CocoaPods

Ios Objective C Ruby Cocoapods

How can I change constraints priority in run time

Ios Objective C Autolayout Constraints

Is there any way to enforce typing on NSArray, NSMutableArray, etc.?

Objective C Generics Data Structures Collections Strong Typing

Using NSPredicate to filter an NSArray based on NSDictionary keys

Objective C Cocoa Nsarray Nsdictionary Nspredicate

How to set a conditional breakpoint in Xcode based on an object string property?

Objective C Xcode Debugging Breakpoints

Differences between Java interfaces and Objective-C protocols?

Java Objective C

JSON and Core Data on the iPhone

Iphone Objective C Json Core Data

How do I find the last occurrence of a substring in an NSString?

Objective C String

Xcode 4: How do you view the console?

Iphone Objective C Xcode4

Objective-C parse hex string to integer

Iphone Objective C String Parsing Hex

Read version from Info.plist

Iphone Objective C Cocoa Touch Xcode info.plist

Dark shadow on navigation bar during segue transition after upgrading to Xcode 5.1 and iOS 7.1

Objective C Uinavigationcontroller Uinavigationbar Segue

The document Main.storyboard requires Xcode 8.0 or later

Ios Objective C Xcode Storyboard Ios10

How can I dynamically create a selector at runtime with Objective-C?

Objective C Cocoa Dynamic

How to Check if an NSDate occurs between two other NSDates

Objective C Cocoa Cocoa Touch Datetime Nsdate

"wait_fences: failed to receive reply: 10004003"?

Iphone Objective C Cocoa Touch

Set a custom subclass of UINavigationBar in UINavigationController programmatically

Objective C Uinavigationcontroller Uinavigationbar

URLWithString: returns nil

Iphone Objective C Url Nsstring Nsurl

Finding out whether a string is numeric or not

Iphone Objective C Cocoa Touch Ios Nsstring

iOS unique user identifier

Iphone Objective C Ios

Advantages, problems, examples of adding another UIWindow to an iOS app?

Objective C Cocoa Touch Uikit Uiwindow

Periodic iOS background location updates

Ios Objective C Core Location Background Task Ios Background-Mode

Swift: Custom ViewController initializers

Ios Objective C Swift Uiviewcontroller Initialization

Unable to run app in Simulator: An error was encountered while running (Domain = LaunchServicesError, Code = 0)

Ios Objective C Xcode6

What exactly is a so called "Class Cluster" in Objective-C?

Objective C Cocoa Cocoa Design-Patterns Class Cluster

Can a category implement a protocol in Objective C?

Objective C Cocoa Protocols Categories

Make a two-digit string from a single-digit integer

Objective C String Cocoa Nsstring Number Formatting

Delete a particular local notification

Objective C Iphone Uilocalnotification Usernotifications

What does the Xcode 4.2 preference "Support Wirelessly Connected Devices" do?

Iphone Objective C Ios Xcode

Appending NSDictionary to other NSDictionary

Objective C Ios Uitableview Nsdictionary

presentViewController: crash on iOS <6 (AutoLayout)

Objective C Ios Xcode Crash Stack Trace

How to change UINavigationBar background color from the AppDelegate

Ios Objective C Xcode Cocoa Touch Uinavigationbar

NSString to CFStringRef and CFStringRef to NSString in ARC?

Objective C Nsstring Automatic Ref-Counting Toll Free-Bridging

Setting alpha on UIView sets the alpha on its subviews which should not happen

Ios Objective C Cocoa Touch Uiview Alpha Transparency

How to throttle search (based on typing speed) in iOS UISearchBar?

Ios Objective C Swift Search

Grouped UITableview remove outer separator line

Ios Objective C Uitableview Cell Tableviewcell

UIScrollView: paging horizontally, scrolling vertically?

Ios Objective C Uiscrollview Scroll Paging

iOS Prefix.pch best practices

Ios Objective C Xcode Pch

Add button to navigationbar programmatically

Objective C Iphone Uinavigationbar Uibarbuttonitem

iOS: Use a boolean in NSUserDefaults

Iphone Objective C Boolean Nsuserdefaults Modalviewcontroller

How to delete all cookies of UIWebView?

Ios Iphone Objective C Uiwebview Uiwebviewdelegate

How to quit cocoa app when windows close?

Objective C Cocoa

Converting NSData to NSString in Objective c

Iphone Objective C Ios Ipad

Display animated GIF in iOS

Objective C Ios

Is it possible to reset the privacy settings in iOS?

Ios Objective C Iphone Calabash Ekeventkit

UITapGestureRecognizer - make it work on touch down, not touch up?

Ios Objective C Swift Uitapgesturerecognizer

How to create IPA in Xcode 6?

Ios Objective C Iphone Xcode Xcode6

Creating URL query parameters from NSDictionary objects in ObjectiveC

Objective C Nsurl

How do you obscure text in a password field in an iPhone Application?

Ios Objective C Iphone Uitextfield

How to retrieve user's current city name?

Iphone Objective C Core Location

Objective-C find caller of method

Ios Objective C Debugging Nsthread

How to validate an url on the iPhone

Ios Objective C Iphone Xcode Url

Compare version numbers in Objective-C

Objective C Comparison

Why must the last part of an Objective-C method name take an argument (when there is more than one part)?

Objective C Selector Language Design

Can I pass a block as a @selector with Objective-C?

Objective C Cocoa Touch

Calling a method on the main thread?

Ios Objective C Iphone Multithreading Methods

How to do a native "Pulse effect" animation on a UIButton - iOS

Ios Objective C Animation Uikit

Communicating and persisting data between apps with App Groups

Ios Objective C Ios8 Ios App-Extension

Immutable/Mutable Collections in Swift

Ios Objective C Swift Immutability Mutable

Core Data background context best practice

Ios Objective C Core Data Nsmanagedobjectcontext

@IBInspectable with enum?

Ios Objective C Iphone Xcode Swift

Variably modified array at file scope

C Objective C Arrays Static Constants

why didRegisterForRemoteNotificationsWithDeviceToken is not called

Objective C Apple Push-Notifications

Objective-C multiple inheritance

Objective C Inheritance Multiple Inheritance

What's the best way to put a c-struct in an NSArray?

Iphone Objective C Cocoa Struct Nsarray

Adding an object at a specific index of an NSMutableArray

Objective C Nsmutablearray Foundation

How to print or log the value of CGSize object?

Iphone Objective C Ios4

View-based NSTableView with rows that have dynamic heights

Objective C Macos Cocoa Osx Lion

How to change font color of UISegmentedControl

Iphone Objective C Cocoa Touch Uisegmentedcontrol

What's the difference between 'weak' and 'assign' in delegate property declaration

Objective C Ios Ios5 Delegates Properties

Assertion failure in -[UITableView _endCellAnimationsWithContext:]

Objective C Ios Uitableview Crash

UILabel font size?

Objective C Iphone Fonts Uilabel Font Size

What is the best way to remove all subviews from you self.view?

Iphone Objective C Ios Uikit

What is the BOOL *stop argument for enumerateObjectsUsingBlock: used for?

Objective C Cocoa Touch Nsarray Enumeration Fast Enumeration

How can I increase the Tap Area for UIButton?

Ios Objective C Swift Uibutton

Managing multiple asynchronous NSURLConnection connections

Objective C Iphone Cocoa Cocoa Touch Nsurlconnection

How does Objective-C compare to C#?

How to customize the callout bubble for MKAnnotationView?

Ios Objective C Mapkit Mkmapview Mkannotationview

iPhone: Setting Navigation Bar Title

Iphone Objective C Uinavigationcontroller Uinavigationbar Uinavigationitem

String search in string array in objective c

Ios Objective C Arrays Nsstring

Blocks instead of performSelector:withObject:afterDelay:

Iphone Objective C Cocoa Touch Ios Objective C-Blocks

Overriding methods using categories in Objective-C

Objective C Categories

UIButton Long Press Event

Ios Objective C Uibutton Long Press

What does @synchronized() do as a singleton method in objective C?

Objective C Ios Cocoa Touch

Convert a string into an int

Ios Objective C Xcode Ios4

No AVPlayer Delegate? How to track when song finished playing? Objective C iPhone development

Ios Objective C Iphone Avplayer Avplayerviewcontroller

Get all keys of an NSDictionary as an NSArray

Objective C Nsarray Nsdictionary

Check if a UIScrollView reached the top or bottom

Ios Objective C Iphone Uiscrollview Uiscrollviewdelegate

UIButton with two lines of text in the title (numberOfLines=2)

Objective C Ios Uibutton Uilabel

What does "Objective-C is a superset of C more strictly than C++" mean exactly?

C++Objective C C

NSURLResponse - How to get status code?

Ios Objective C

Using a constant NSString as the key for NSUserDefaults

Objective C Cocoa Default Value

UIImageView - How to get the file name of the image assigned?

Ios Objective C Swift Uiimageview Uiimage

How can I loop through all subviews of a UIView, and their subviews and their subviews

Iphone Objective C Loops Uiview Subview

How to Deal with Temporary NSManagedObject instances?

Objective C Iphone Core Data

Difference between Category and Class Extension?

iPhone: Show modal UITableViewController with Navigation bar

Iphone Objective C Ios Uitableview

NSURLRequest setting the HTTP header

Iphone Objective C Cocoa Cocoa Touch Ios

Round double value to 2 decimal places

Iphone Objective C Cocoa Touch

Xcode 4 "Clean" vs. "Clean Build Folder"

Objective C Ios Xcode Xcode4

Assigning to 'id<Delegate>' from incompatible type 'ViewController *const_strong'

Ios Objective C Delegates

How to share an image on Instagram in iOS?

Ios Objective C Swift Instagram Api

Swift language NSClassFromString

Ios Objective C Swift

disable the uitableview highlighting but allow the selection of individual cells

Ios Objective C Uitableview

How to enable back/left swipe gesture in UINavigationController after setting leftBarButtonItem?

Ios Objective C Uinavigationcontroller Uinavigationbar Uinavigationitem

Xcode 7.3 cannot create __weak reference in file using manual reference counting

Objective C Xcode Cocoapods

Sort NSArray of date strings or objects

Objective C Cocoa Sorting Nsarray Nsdate

Programmatically call navigation controller back button on iOS

Ios Objective C Button Uinavigationcontroller

Instruments ObjectAlloc: Explanation of Live Bytes & Overall Bytes

Iphone Objective C Xcode Instruments

What is NSParameterAssert?

Iphone Objective C

Rename or refactor files in Xcode

Iphone Objective C Xcode Refactoring Renaming

How to send objects in NIB files to front/back?

Objective C Iphone Xcode Interface Builder

Why masksToBounds = YES prevents CALayer shadow?

Ios Objective C Uiview Calayer

Implementing NSCopying

Iphone Ios Objective C Nscopying

NSTimeInterval to HH:mm:ss?

Iphone Objective C Cocoa Touch

Drawing waveform with AVAssetReader

Iphone Objective C Core Audio Ipod Waveform

iCloud basics and code sample

Iphone Objective C Ios Cocoa Touch Icloud

Best way to parse URL string to get values for keys?

Ios Objective C Swift Parsing Cocoa Touch

Objective-C: @class Directive before @interface?

Objective C Syntax

Custom UITableViewCell selection style?

Ios Objective C Uitableview Click Selection

Difference between 'YYYY' and 'yyyy' in NSDateFormatter

Ios Objective C Nsdate Nsdateformatter

Sending an HTTP POST request on iOS

Ios Objective C Automatic Ref-Counting Http Post Nsurlconnection

Converting NSString to NSDictionary / JSON

Objective C Xcode Json Nsstring Nsdictionary

Could not instantiate class named IBNSLayoutConstraint

Ios Objective C Swift Interface Builder

Is there a way to set associated objects in Swift?

Swift Objective C Associated Object

How shouldChangeCharactersInRange works in Swift?

Ios Objective C Swift Uitextfielddelegate Nsrange

How can I write an iPhone app entirely in JavaScript without making it just a web app?

Javascript Ios Objective C

How to view contents of NSDictionary variable in Xcode debugger?

Objective C Cocoa Xcode Debugging

how to hide status bar when splash screen appears in iphone?

Objective C Iphone Xcode Splash Screen Statusbar

Is it necessary to assign a string to a variable before comparing it to another?

Objective C Cocoa Touch Variables

NSURLConnection and Basic HTTP Authentication in iOS

Ios Iphone Objective C Nsurlconnection

How to sync CoreData and a REST web service asynchronously and the same time properly propagate any REST errors into the UI

Iphone Objective C Rest Core Data

Picking a Random Object in an NSArray

Objective C Cocoa

IPhone/IPad: How to get screen width programmatically?

Iphone Objective C Cocoa Touch Ipad

Difference between @interface definition in .h and .m file

Objective C Interface Header Files Setter Getter

Parse NSURL query property

Iphone Objective C Nsurl

Objective C - Assign, Copy, Retain

Ios Objective C Macos Memory Management Attributes

Round two corners in UIView

Ios Objective C Iphone Rounded Corners

Example or explanation of Core Data Migration with multiple passes?

Iphone Objective C Ios Core Data Core Data-Migration

Append data to a POST NSURLRequest

Ios Objective C Nsurlrequest

Class extension vs class category

Objective C Objective C-Category Class Extensions

ARC forbids Objective-C objects in structs or unions despite marking the file -fno-objc-arc

Iphone Objective C Struct Ios5 Automatic Ref-Counting

View frame changes between viewWillAppear: and viewDidAppear:

Iphone Ios Objective C Uiscrollview

How to use Objective-C CocoaPods in a Swift Project

Objective C Swift Cocoapods

didReceiveRemoteNotification not called, iOS 10

Ios Objective C Swift3 Apple Push-Notifications

iOS 11 - Keyboard Height is returning 0 in keyboard notification

Ios Objective C Nsnotificationcenter

How to add two NSNumber objects?

Objective C Math Nsnumber

Is there a difference between an "instance variable" and a "property" in Objective-c?

NSLocale currentLocale always returns "en_US" not user's current language

Iphone Objective C Cocoa Internationalization

How to create an "array of selectors"

Ios Objective C Nsarray Selector

UIBarButtonItem: target-action not working?

Iphone Ios Objective C Cocoa Touch

Xcode/LLDB: How to get information about an exception that was just thrown?

Objective C Iphone Xcode Debugging Lldb

Understanding NSString comparison

Objective C Cocoa Nsstring String Comparison

Center text in a UILabel

Iphone Objective C

Can UIView be copied?

Ios Objective C Uiview Copy

How to deprecate a method in Xcode

Objective C Xcode Cocoa Cocoa Touch Deprecated

How to use UIPanGestureRecognizer to move object? iPhone/iPad

Iphone Objective C Ipad Drag

Getting row of UITableView cell on button press

Objective C Ios Uitableview

Creating layout constraints programmatically

Objective C Ios Constraints Autolayout

Adding delay between execution of two following lines

Objective C Delay Execution

Is there a way to get all values in NSUserDefaults?

Iphone Ios Objective C Ios6 Nsuserdefaults

resize superview after subviews change dynamically using autolayout

Ios Objective C Uiview Autolayout Autoresize

How to integrate Cocoapods with a Swift project?

Ios Objective C Xcode Swift Cocoapods

openURL: deprecated in iOS 10

Ios Objective C Nsurl Ios10

NSDictionary with ordered keys

Ios Objective C Cocoa Nsdictionary

How to split string into substrings on iOS?

Ios Objective C Iphone String Substring

How do I use a UISegmentedControl to switch views?

Ios Objective C Iphone Uisegmentedcontrol

Is there a way to specify argument position/index in NSString stringWithFormat?

Objective C Cocoa

@interface and @protocol explanation?

Remove whitespace from string in Objective-C

Objective C String Whitespace

Cannot use respondsToSelector using ARC on Mac

Objective C Macos Automatic Ref-Counting

Case in protected switch

Objective C Switch Statement

What kind of sarcastic error is this iOS?

Ios Objective C Debugging Nsdateformatter

no valid 'aps-environment' entitlement string found for application

Objective C Apple Push-Notifications

Where to put iVars in "modern" Objective-C?

How do you draw a line programmatically from a view controller?

Ios Objective C Uiview Uikit

sizeWithFont method is deprecated. boundingRectWithSize returns an unexpected value

Objective C Nsstring Ios7 Uilabel

NSOperation and NSOperationQueue working thread vs main thread

Ios Objective C Multithreading Nsoperation Nsoperationqueue

When should I use @synthesize explicitly?

Objective C Properties Synthesize

can't get correct value of keyboard height in iOS8

Ios Objective C Cocoa Touch Keyboard Ios8

why UITableViewAutomaticDimension not working?

Ios Objective C Swift Uitableview Row Height

How to make a Swift String enum available in Objective-C?

Objective C Swift Enums Interop

Error: Protocol not available, dumping backtrace

Objective C Ios10 xcode8.2

How do you move a CALayer instantly (without animation)

Ios Objective C Cocoa Touch Core Animation Calayer

Check that a input to UITextField is numeric only

Objective C Cocoa Touch Validation Nsstring Uitextfield

iPhone UITableView. How do turn on the single letter alphabetical list like the Music App?

Ios Iphone Objective C Uitableview

UISwitch in a UITableView cell

Iphone Objective C Cocoa Touch Uitableview Uiswitch

What is the difference between ivars and properties in Objective-C

Objective C Properties Instance Variables

Add animated Gif image in Iphone UIImageView

Objective C Iphone Uiimageview

UIGestureRecognizer blocks subview for handling touch events

Objective C Ios Uiview Uigesturerecognizer Uiresponder

NSDictionary Key For Value/Object?

Objective C Cocoa Touch Ios Nsdictionary

Compiler error: "initializer element is not a compile-time constant"

Objective C Cocoa Initialization Compiler Errors Global Variables

Save images in NSUserDefaults?

Ios Objective C Iphone Swift Ipad

Is there any limit in storing values in NSUserDefaults?

Iphone Objective C Ios Xcode Nsuserdefaults

AFNetworking Post Request

Ios Objective C Afnetworking Afnetworking 2

Symbol not found: kUTTypeImage

Ios Objective C Linker Errors Mobilecoreservices

#define vs const in Objective-C

Objective C Constants C Preprocessor

modal View controllers - how to display and dismiss

Ios Objective C Uiviewcontroller Presentviewcontroller Dismissviewcontroller

Circular UIImageView in UITableView without performance hit?

Ios Objective C Uitableview Uiimageview

Centering subview's X in autolayout throws "not prepared for the constraint"

Ios Objective C Autolayout Nslayoutconstraint Uiview Hierarchy

Creating a reusable UIView with xib (and loading from storyboard)

Ios Objective C Uiview Storyboard Nib

Google Analytics SDK 3.0 _sqlite3 linker errors in iOS

Ios Objective C Sqlite Google Analytics

NSURLSession: How to increase time out for URL requests?

Ios Objective C Swift Http Nsurlsession

Tool to convert from Swift to objective-c

Ios Objective C Swift

How to find the cause of a malloc "double free" error?

Iphone Objective C Memory Management Malloc Autorelease

Dot notation vs. message notation for declared properties

Objective C Syntax Coding Style

Objective-C - float checking for nan

Objective C Floating Point Nan

What is the max. value of a double/float on iOS?

Ios C Objective C Double

Detecting UIScrollView page change

Iphone Objective C Ipad Uiscrollview Uiscrollviewdelegate

How to get substring of NSString?

Objective C Cocoa Touch Nsstring

How to add one month to an NSDate?

Ios Iphone Objective C Nsdate

UITextField "value changed" not firing when field is updated

Objective C Ios Cocoa Touch Interface Builder

ARC - The meaning of __unsafe_unretained?

Objective C Ios Macos Xcode4 Automatic Ref-Counting

How to remove the last border of the last cell in UITableView?

Iphone Objective C Ios Xcode Uitableview

Setting up buttons in SKScene

Ios Objective C Uibutton Sprite Kit

Custom edit view in UITableViewCell while swipe left. Objective-C or Swift

Ios Objective C Swift Uitableview Swipe

Is it possible to debug "Terminated due to memory error"?

Ios Objective C Memory Management Automatic Ref-Counting

XCTAssertEqual fails to compare two string values?

Objective C Unit Testing Xctest

Info.plist Utility Error: "Info.plist couldn't be opened because there is no such file"

Ios Objective C Xcode Relative Path info.plist

How to convert from int to string in objective c: example code

Objective C Nsstring Int

Determining if an iPhone is Jail broken Programmatically

Iphone Objective C Ios Cocoa Touch Jailbreak

How can I animate the movement of a view or image along a curved path?

Iphone Objective C Ios Cocoa Touch Core Animation

How to add a breakpoint to objc_exception_throw?

Objective C Iphone Xcode Debugging Memory Leaks

Pixel Width of the text in a UILabel

Iphone Objective C Uilabel

Compile Error with: switch, "expected expression before"

Iphone Objective C Cocoa Xcode xcode3.2

iPhone Store Kit "Cannot connect to iTunes Store"

Iphone Objective C In App-Purchase Storekit

Objective-C setting NSDate to current UTC

Iphone Objective C Ios Nsdate Utc

How to send json data in the Http request using NSURLRequest

Iphone Objective C Cocoa Touch Json Nsurlrequest

UIView - How to get notified when the view is loaded?

Ios Objective C Iphone Uiview Viewdidload

How can I do Key Value Observing and get a KVO callback on a UIView's frame?

Iphone Ios Objective C Uiview Key Value-Observing

What's the difference between a method and a selector?

Objective C Selector

What is the strong property attribute

Iphone Objective C Ios Cocoa Macos

@property definitions with ARC: strong or retain?

Objective C Properties Automatic Ref-Counting Nsmanagedobject Retain

How to set a timeout with AFNetworking

Objective C Ios Xcode Networking Afnetworking

UITableView: hide header from empty section

Objective C Ios Uitableview Tableview

How to enable ARC for a single file

Objective C Automatic Ref-Counting

What is the difference between a weak and a block reference?

Objective C Memory Management Objective C-Blocks Weak References Ownership

How to generate UUID in ios

Ios Objective C

UITextView content inset

Ios Objective C Uiscrollview Uikit

What is causing this: Cannot jump from switch statement to this case label

Objective C Switch Statement Ios9

How to disable/enable the return key in a UITextField?

Ios Objective C Xcode Cocoa Touch

Forward-declare enum in Objective-C

Objective C Enums Typedef Extern

Objective-C Introspection/Reflection

Objective C Cocoa Xcode Reflection Introspection

How Does Appcelerator Titanium Mobile Work?

Javascript Objective C Titanium

iOS SDK - Programmatically generate a PDF file

Iphone Objective C Ipad Ios Pdf Generation

Objective-C: Assertion vs. Exception vs. Error

Objective C Cocoa Conventions

How To Get Selected Value From UIPickerView

Ios Objective C Cocoa Touch

Any way to bold part of a NSString?

Objective C Ios Nsstring

How to identify previous view controller in navigation stack

Objective C Ios Uiviewcontroller Uinavigationcontroller

Converting all text to lower case in Objective-C

Objective C Ios Lowercase

Best practice when implementing copyWithZone:

Iphone Objective C Cocoa Touch Copywithzone

UIScrollView doesn't use autolayout constraints

Objective C Uiscrollview Constraints Autolayout

How to get UITableViewCell indexPath from the Cell?

Iphone Ios Objective C Xcode Cocoa

Declaring and checking/comparing (bitmask-)enums in Objective-C

Objective C C Cocoa Enums Bitmask

Custom completion block for my own method

Objective C Objective C-Blocks

AFNetworking 2.0 add headers to GET request

Iphone Ios Objective C Afnetworking Afnetworking 2

Can't endBackgroundTask: no background task exists with identifier, or it may have already been ended

Objective C Ios7 Xcode5

UITextView text content doesn't start from the top

Objective C Xcode Text Uitextview

How to import and use Swift Pod Framework in Objective-C Project

Objective C Swift Cocoapods

Select row After UIPickerView is loaded

Objective C Iphone Cocoa Touch Uipickerview

Present and dismiss modal view controller

Ios Objective C Uiviewcontroller Modal View

How to store blocks in properties in Objective-C?

Objective C Objective C-Blocks

Checking a null value in Objective-C that has been returned from a JSON string

Ios Objective C Json

Split NSString multiple times on the same separator

Objective C String Cocoa Touch Cocoa Nsstring

Indent the text in a UITextField

Iphone Objective C Ios Cocoa Touch Uitextfield

setValue:forUndefinedKey: this class is not key value coding-compliant for the key

Objective C Xcode Cocoa Touch Cocoa

iOS UITextView or UILabel with clickable links to actions

Ios Objective C

'Invalid update: invalid number of rows in section 0

Ios Objective C Arrays Nsmutablearray

Xcode6: IBDesignable and IBInspectable with Objective-C

Objective C Swift Xcode6

How to determine the content size of a WKWebView?

Ios Objective C Ios8 Wkwebview

What is an umbrella header?

Ios Objective C

Error '_BSMachError: port 1607; (os/kern) invalid capability (0x14) "Unable to insert COPY_SEND" in Cordova app on iOS 10

Objective C Cordova Ios10 Xcode8

aps-environment is always development

Ios Objective C Apple Push-Notifications

How to make a cell on a UITableView not selectable?

Iphone Objective C Cocoa Touch Uitableview

Check key exists in NSDictionary

Ios Objective C Iphone Nsdictionary

How would I combine two arrays in Objective-C?

Ios Objective C

Objective-C: init vs initialize

Objective C Initialization Init Initializer

Closing a view displayed via a modal segue

Objective C Ios Cocoa Touch Uistoryboard

Command /Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang failed with exit code 1

Iphone Objective C Ios Ipad

Is the project.xcworkspace file important?

Objective C Xcode Xcodebuild

Formatting a UITextField for credit card input like (xxxx xxxx xxxx xxxx)

Ios Objective C Swift Uitextfield Credit Card

Storing authentication tokens on iOS - NSUserDefaults vs Keychain?

Ios Objective C Api Nsuserdefaults Keychain

iOS 7 Translucent Modal View Controller

Ios Objective C Uinavigationcontroller Ios7 Presentmodalviewcontroller

Why requestWhenInUseAuthorization doesn't prompt the user for access to the location?

Objective C Xcode Ios8 Cllocationmanager

Core Data - Failed to load optimized model at path

Ios Objective C Xcode Core Data Ios9

Snap to center of a cell when scrolling UICollectionView horizontally

Ios Objective C Uiscrollview Uicollectionview

Rounding numbers in Objective-C

Objective C Cocoa Macos Formatting Rounding

Enabling tabs in xcode? Or lessening the pain of not having them?

Objective C Xcode Macos Ide

NSMutablearray move object from index to index

Iphone Objective C Nsarray

Xcode 4 + iOS 4.3: "No Packager exists for the type of archive"

Iphone Objective C Xcode Ios Ipad

Command-line tool for converting PLIST to JSON?

Objective C Json Plist

Linking a static library to an iOS project in Xcode 4

Iphone Objective C Ios Xcode4

NSPredicate to test for NULL, and blank strings

Ios Objective C Nspredicate

Where is a Mac Application's NSUserDefaults Data Stored?

Objective C Macos Cocoa Plist Nsuserdefaults

UIButton events. What's the difference?

Objective C Ios Uibutton Ibaction

Setting font on NSAttributedString on UITextView disregards line spacing

Objective C Ios6

UIView's border color in Interface builder doesn't work?

Ios Objective C Swift Cocoa Touch Uiview

How to store an image in core data

Ios Objective C Core Data

How to check if a static library is built for 64-bit?

Ios Objective C Static Libraries Lipo

iOS 7 UIRefreshControl tintColor not working for beginRefreshing

Iphone Objective C Xcode User Interface Ios7

iOS 7 round framed button

Ios Objective C Cocoa Touch Uibutton

How to open Settings programmatically like in Facebook app?

Ios Objective C

Remote Notification iOS 8

Objective C Ios8 Apple Push-Notifications

How to use a Objective-C #define from Swift

Objective C Macros Swift

UITextView starts at Bottom or Middle of the text

Ios Objective C Swift Xcode Cocoa Touch

How to use VideoToolbox to decompress H.264 video stream

Objective C Ios8 h.264 Video Toolbox

NSLog on devices in iOS 10 / Xcode 8 seems to truncate? Why？

Ios Objective C Xcode Ios10 Xcode8

iOS11 WKWebview crash due to NSInvalidUnarchiveOperationException

Ios Objective C Iphone Ios11 Wkwebview

iPhone "slide to unlock" animation

Ios Objective C Cocoa Touch Core Animation

How can I break out of two nested for loops in Objective-C?

C Objective C Loops

How to compare two dates in Objective-C

Objective C Cocoa Date Date Comparison

Are ints always initialized to 0?

Objective C Initialization Int Instance Variables

What gets called when a UISlider value changes?

Objective C Uislider

How to override @synthesized getters?

Iphone Objective C Ios

UIView and initWithFrame and a NIB file. How can I get the NIB file loaded?

Ios Objective C

How to reload and animate just one UITableView cell/row?

Objective C Cocoa Touch Uitableview Animation

Difference between nil, NIL and, null in Objective-C

Objective C Null Nsnull

Is it possible to set a cookie manually using sharedHTTPCookieStorage for a UIWebView?

Objective C Ios Uiwebview

NSArray Equivalent of Map

Iphone Objective C Cocoa Touch Cocoa Macos

Delete all keys from a NSUserDefaults dictionary iOS

Ios Objective C Swift Cocoa Touch Nsuserdefaults

Detecting iOS UIDevice orientation

Ios Objective C Swift Orientation Uidevice

Using convertPoint to get the relative position inside a parent UIView

Ios Objective C

How to change background color of UISearchBar in iOS7

Objective C Ios7 Uisearchbar Background Color Uisearchdisplaycontroller

How to print something to the console in Xcode?

Objective C Xcode

Append String in Swift

Ios Objective C Swift

UIPopoverPresentationController on iOS 8 iPhone

Objective C Iphone Uipopovercontroller Ios8 Uipopover

Objective C to Swift header file with multiple targets

Objective C Swift Header Files Target

UITableView backgroundColor always white on iPad

Ios Objective C Ipad Uitableview Uibackgroundcolor

"interfaceOrientation" is deprecated in iOS 8, How to change this method Objective C

Ios Objective C Cocoa Touch

Objective C HTML escape/unescape

Iphone Html Objective C Cocoa Touch Escaping

How to extend protocols / delegates in Objective-C?

Iphone Objective C

Getting the visible rect of an UIScrollView's content

Objective C Iphone Uiscrollview

How to correctly subclass UIControl?

Ios Objective C Uicontrol

iTunes Connect API

Iphone Objective C Api Macos App Store-Connect

Why do nil / NULL blocks cause bus errors when run?

Objective C Objective C-Blocks

Objective C calling method dynamically with a string

Iphone Objective C Dynamic Methods Messaging

How to toggle between .h and .m in Xcode 4

Objective C Xcode Ios

What is objc_setAssociatedObject() and in what cases should it be used?

Iphone Objective C Objective C-Runtime

What unit of time does timeIntervalSinceDate return?

Objective C Nsdate

Operation Queue vs Dispatch Queue for iOS Application

Iphone Objective C Ios Cocoa Touch Grand Central-Dispatch

Remove last character of NSString

Objective C Nsstring

How do I create a NSTimer on a background thread?

Objective C Cocoa Nstimer Nsrunloop Nsblockoperation

Move UIView up when the keyboard appears in iOS

Objective C Ios Xcode Uiview Uiviewcontroller

Center text vertically in a UITextView

Iphone Objective C Ios Xcode Uitextview

Keeping the contentOffset in a UICollectionView while rotating Interface Orientation

Ios Objective C Cocoa Touch Uiscrollview Uicollectionview

Programmatically get a Storyboard ID?

Ios Objective C Xcode Storyboard Identity

Create and export an animated gif via iOS?

Ios Objective C Swift Core Graphics Animated Gif

Posting NSNotification on the main thread

Ios Objective C Cocoa Nsnotificationcenter

The app references non-public selectors in Payload/<Appname>.app/<App name>: decoder

Objective C Facebook Graph-Api Ios7 socket.io Xcode5

ios crash EXC_BAD_ACCESS KERN_INVALID_ADDRESS

Ios Objective C ios7.1 Cfnetwork

Hide Status Bar In iOS 8 app

Objective C Ios8 Statusbar

How to open Xcode from terminal?

Ios Objective C Xcode

Xcode Project Format: what are the differences between 3.1, 3.2, 6.3 and 8.0?

Ios Objective C Xcode Macos Swift

-1103 Error Domain=NSURLErrorDomain Code=-1103 "resource exceeds maximum size" iOS 13

Ios Objective C Swift Ios13

How to invoke iPhone Maps for Directions with Current Location as Start Address

Ios Objective C Google Maps

How can I get the UITableView scroll position so I can save it?

Iphone Objective C Uitableview Uiscrollview

Objective-c iPhone percent encode a string?

Iphone Objective C

how to use the object property of NSNotificationcenter

Iphone Objective C Cocoa Nsnotificationcenter

Calling [self methodName] from inside a block?

Objective C Self Objective C-Blocks

private property in Objective C

Testing for nil in Objective-C -- if(x != nil) vs if(x)

Objective C Syntax

How to fill background image of an UIView

Iphone Objective C Uiview Background

How to Dismiss a Storyboard Popover

Ios Objective C Uipopovercontroller Uibarbuttonitem Uistoryboard

build failed with: ld: duplicate symbol _OBJC_CLASS_$_Algebra5FirstViewController

Objective C Ios Xcode ios5.1

'+entityForName: nil is not a legal NSManagedObjectContext parameter - Core Data

Objective C Ios Xcode Exception Core Data

How to set a mail Subject in UIActivityViewController?

Ios Objective C Email Uiactivityviewcontroller Subject

Drawing UIBezierPath on code generated UIView

Ios Iphone Objective C Uiview Uibezierpath

Change UITabBar height

Ios Objective C Uitabbarcontroller Height Uitabbar

Is there an easy way to iterate over an NSArray backwards?

Objective C Nsarray

Static constructor equivalent in Objective-C?

Objective C Static Initialization Initializer

What's the meaning of static variables in an implementation of an interface?

Objective C Variables Static Static Variables

In Objective-C, given an id, how can I tell what type of object it points to?

Comparing two NSDates and ignoring the time component

Iphone Objective C Nsdate

How to add commas to number every 3 digits in Objective C?

Objective C Nsstring

Find which child view was tapped when using UITapGestureRecognizer

Objective C Ipad

How to get a single NSString character from an NSString

Objective C Cocoa Touch Nsstring

Do you need to create an NSAutoreleasePool within a block in GCD?

Iphone Objective C Cocoa Macos Grand Central-Dispatch

UIScrollview getting touch events

Objective C Ios Cocoa Touch Uiscrollview Uitouch

How Do I detect the orientation of the device on iOS?

Ios Objective C Orientation Uidevice

Implementing a method taking a block to use as callback

Objective C Ios Callback Objective C-Blocks

Xcode 4 warning "Expression result unused” for NSURLConnection

Iphone Objective C Ios Xcode Warnings

Detecting Color of iPhone/iPad/iPod touch?

Ios Iphone Objective C Uidevice

warning: iPad: Icon-72.png: icon dimensions (0 x 0)

Objective C Ios Xcode Ipad

How to call a View Controller programmatically?

Ios Objective C Uiviewcontroller Uistoryboard Presentviewcontroller

When do app sources need to be included in test targets?

Ios Objective C Xcode Unit Testing Xctest

Xcode 6 keeps renaming my app's directory in iOS8 simulator after each run.

Ios Objective C Xcode Ios8 Xcode6

Pointer is missing a nullability type specifier

Ios Objective C Objective C-Nullability

How do I create a Cocoa window programmatically?

Objective C Cocoa Nswindow

Reference from UITableViewCell to parent UITableView?

Iphone Objective C Cocoa Touch

NSFetchedResultsController with sections created by first letter of a string

Iphone Ios Objective C Core Data

NSPredicate case-insensitive matching on to-many relationship

Objective C Cocoa Core Data

Difference between Foundation Framework and Core Foundation Framework?

Objective C Cocoa Cocoa Touch Foundation Core Foundation

Custom setter methods in Core-Data

Objective C Core Data Setter

didSelectRowAtIndexPath returns wrong IndexPath

Iphone Objective C Uitableview Didselectrowatindexpath Nsindexpath

Xcode intellisense meaning of letters in colored boxes like f,T,C,M,P,C,K,# etc

Objective C Ios Xcode Xcode4 Intellisense

Generate a UUID string with ARC enabled

Objective C Automatic Ref-Counting

C Language: what does the .mm extension stand for?

Objective C Objective C++

What is the difference between [Class new] and [[Class alloc] init] in iOS?

Ios Objective C New Operator Allocation Init

Difference between typeof, typeof and typeof__ in Objective-C

UIButton not showing highlight on tap in iOS7

Iphone Ios Objective C Uitableview Ios7

Set UITableView content inset permanently

Ios Objective C Uitableview Uiscrollview Pull to-Refresh

iOS 8 - Screen blank after dismissing view controller with custom presentation

Ios Objective C Cocoa Touch Uikit Ios8

Aligning right to left on UICollectionView

Ios Objective C Uicollectionview Right to-Left Uicollectionviewlayout

How can I cast an NSMutableArray to a Swift array of a specific type?

Ios Objective C Swift

Unable to access Swift 4 class from Objective-C: "Property not found on object of type"

Ios Objective C Swift Xcode Swift4

How can I launch the Google Maps iPhone application from within my own native application?

Ios Objective C Google Maps

Disable auto correction of UITextField

Ios Objective C Uitextfield

How to remove first 3 characters from NSString?

Objective C Nsstring

Objective-C dictionary inserting a BOOL

Objective C Dictionary Boolean

How can I truncate an NSString to a set length?

Iphone Objective C Cocoa String

Detect existence of camera in iPhone app?

Ios Objective C Ios Camera

Check if file exists at URL instead of path

Objective C Nsfilemanager

NSArray of weak references (__unsafe_unretained) to objects under ARC

Objective C Ios5 Ios4 Automatic Ref-Counting

UIBarButtonItem: How can I find its frame?

Ios Objective C Swift

What is autoreleasepool?

Objective C Object Release Autorelease Nsautoreleasepool

Texture Mapping in 3D Object (.pod) not happening correctly using isgl3D

Ios Objective C 3d Texture Mapping Isgl3d

why UIScrollView is leaving space from top in ios 6 and ios 7

Iphone Objective C Ios6 Uiscrollview Ios7

Instead of push segue how to replace view controller (or remove from navigation stack)?

Ios Iphone Objective C Segue Uistoryboardsegue

UIButton bottom shadow

Ios Objective C Uibutton

ios facebook sdk 4.0 login error code 304

Ios Objective C Facebook Sdk-4.0

How should I pass an int into stringWithFormat?

Objective C Cocoa Touch

How to get the file size given a path?

Objective C Cocoa Macos

Cocoa Custom Notification Example

Objective C Cocoa Notifications

Will my iPhone app take a performance hit if I use Objective-C for low level code?

C++Iphone Objective C Performance Optimization

How to write lambda methods in Objective-C?

Objective C Functional Programming Lambda

Convert Seconds Integer To HH:MM, iPhone

Objective C Iphone Time Formatting

Converting a string to an NSDate

Objective C Cocoa Touch Nsstring Formatting Nsdate

How to set target and action for UIBarButtonItem at runtime

Ios Objective C Iphone Swift Uibarbuttonitem

Best way to sort an NSArray of NSDictionary objects?

Ios Objective C Sorting Nsarray Nsdictionary

What is a "delegate" in Objective C's iPhone development?

Ios Iphone Objective C Delegates Uiapplicationdelegate

Objective-C Category Causing unrecognized selector

Iphone Objective C Cocoa Categories

Divide int's and round up in Objective-C

NSMutableArray - force the array to hold specific object type only

Objective C Cocoa Nsmutablearray

Objective C: convert a NSMutableString in NSString

Objective C Nsstring Nsmutablestring

Load image from bundle with iOS

Ios Objective C Uiimage

How can you rotate text for UIButton and UILabel in Objective-C?

Ios Objective C Uibutton Rotation Uilabel

How to NSLog into a file

Ios Iphone Objective C

NSAttributedString background color and rounded corners

Ios Objective C Uiview Quartz Graphics Nsattributedstring

CAGradientLayer, not resizing nicely, tearing on rotation

Iphone Ios Objective C Uiviewcontroller Cagradientlayer

Pushing a navigation controller is not supported

Ios Objective C Swift Uinavigationcontroller Storyboard

tgmath.h doesn't work if modules are enabled

Ios Objective C Macos Llvm Clang

Get UTC time and local time from NSDate object

Ios Objective C Swift Nsdate

Adding underline to UILabel attributed string from the storyboard fails

Ios Objective C Uilabel Nsattributedstring

Disable iOS8 Quicktype Keyboard programmatically on UITextView

Ios Objective C Xcode Ios8

What is the most efficient way to sort an NSSet?

Objective C Cocoa Data Structures Sorting Nsset

Class method equivalent of -respondsToSelector:

Objective C Cocoa Cocoa Touch

How can we store into an NSDictionary? What is the difference between NSDictionary and NSMutableDictionary?

Iphone Objective C Nsdictionary Nsmutabledictionary

NSNotificationCenter vs delegation( using protocols )?

Iphone Objective C Delegates Protocols Nsnotifications

UIMenuController not showing up

Iphone Objective C Cocoa Touch Ipad Uimenucontroller

What are the advantages of armv7 over armv6 when compiling iPhone apps?

Iphone Objective C Ios Xcode Armv7

How to get UIKeyboard size with iOS

Ios Objective C Iphone Soft Keyboard

What is Key-Value-Coding and Key-Value-Observing in Objective C?

Post of NSNotificationCenter causing "EXC_BAD_ACCESS" exception

Ios Objective C Iphone Exc Bad-Access Nsnotificationcenter

Change position of UIBarButtonItem in UINavigationBar

Iphone Objective C Uinavigationbar Uibarbuttonitem

How to reach the current selected cell in didSelectRowAtIndexPath?

Iphone Objective C Ios Xcode

Comparing NSNumbers in Objective C

Objective C Nsnumber

UISegmentedControl text programmatically

Iphone Objective C Ios Ipad

How to change inside background color of UISearchBar component on iOS

Ios Objective C Customization Uisearchbar Background Color

How to build Unity3d Plugin for iOS

Ios Objective C Unity3d

Shortcut to generate an NSRange for entire length of NSString?

Ios Objective C Nsstring Nsrange

How to allow only single UIViewController to rotate in both Landscape and Portrait direction?

Iphone Ios Objective C Uiviewcontroller

How can I check if an object in an NSArray is NSNull?

Ios Objective C Nsarray Nsnull

Xcode 6 and Embedded Frameworks only supported in iOS8

Objective C Ios8 Dylib Dynamic Library

Cannot access property on Swift type from Objective-C

Objective C Swift Types Objective C-Swift-Bridge

With Auto Layout, how do I make a UIImageView's size dynamic depending on the image?

Ios Objective C Uiimageview Autolayout Nslayoutconstraint

How to set default values for IBInspectable in Objective-C?

Objective C Xcode Swift Interface Builder Ibinspectable

App Crashes Only On Testflight Build

Ios Objective C Xcode Swift

Vertically align text within a UILabel (Note : Using AutoLayout)

Ios Objective C Cocoa Touch Autolayout Uilabel

Xcode not automatically creating bridging header?

Ios Objective C Swift Xcode Bridging Header

Remove UITableView separator line

Ios Objective C Uitableview

How do I give a UITextView focus programmatically?

Ios Objective C Cocoa Touch Uikit

iPhone - UILabel containing text with multiple fonts at the same time

Iphone Objective C Uilabel

Cocoa-Touch: How do I see if two NSDates are in the same day?

Ios Objective C Macos Cocoa Touch

iPhone XCode - How to change title below app icon

Iphone Objective C Cocoa Xcode

Turn off sound in iPhone Simulator

Ios Objective C Xcode Macos Ios Simulator

when to use respondsToSelector in objective-c

Objective C Ios

First letter in UiTextField lowercase

Iphone Objective C Uitextfield

Are the HTTP status codes defined anywhere in the iOS SDK?

Ios Objective C Http Status-Codes

How to programmatically add a UISegmentedControl to a container view

Ios Objective C Iphone Swift Uisegmentedcontrol

What exactly does bool parameter do in animateWithDuration:animations:completion:

Iphone Objective C Ios Cocoa Touch Uikit

Front facing camera in UIImagePickerController

Ios Objective C Iphone Swift Uiimagepickercontroller

Creating an array from properties of objects in another array

Objective C Nsarray Nsset

Objective-C Simplest way to create comma separated string from an array of objects

Objective C Arrays Swift Nsmutablearray

When do I need to call setNeedsDisplay in iOS?

Ios Objective C Swift Uiview Setneedsdisplay

What is the meaning of the "Application Requires iPhone Environment" key in info.plist?

Ios Objective C Xcode Applet info.plist

How to set a default Value of a UIPickerView

Ios Objective C Xcode Swift Uipickerview

UICollectionView: how to detect when scrolling has stopped

Ios Objective C Ios6 Uicollectionview

UIAlertView addSubview in iOS7

Ios Objective C Uialertview Ios7

Why does UIViewController extend under UINavigationBar, while UITableViewController doesn't?

Ios Objective C Layout Uiview Ios7

How do I accept a self-signed SSL certificate using iOS 7's NSURLSession and its family of delegate methods for development purposes?

Iphone Ios Objective C Ssl Ios7

invalid nib registered for identifier (CELLNAME) - nib must contain exactly one top level object which must be a UITableViewCell instance

Ios Objective C Xcode Uitableview

How to make a push segue when a UITableViewCell is selected

Ios Objective C Uitableview Segue

Error when adding input view to textfield iOS 8

Ios Objective C Ios8

Proper usage of intrinsicContentSize and sizeThatFits: on UIView Subclass with autolayout

Ios Objective C Uiview Autolayout Cgsize

Is there a way for Interface Builder to render IBDesignable views which don't override drawRect:

Objective C Xcode Swift Interface Builder

cellForItemAtIndexPath not called but numberOfItemsInSection does

Ios Objective C Uicollectionview

Xcode 7 iOS 9 UITableViewCell Separator Inset issue

Objective C Uitableview Xcode7 Ios9

The font looks like smaller in WKWebView than in UIWebView

Html Objective C Swift Uiwebview Wkwebview

Can not change UILabel text color

Objective C Uilabel Uicolor

How do I use objc_setAssociatedObject/objc_getAssociatedObject inside an object?

Objective C Categories

Center Align text in UITableViewCell problem

Objective C Iphone Ios4

Xcode evaluating expressions while debugging

Objective C Xcode Debugging Gdb

Objective-C property that is readonly publicly, but has a private setter

Objective C Properties

For loop in Objective-C

Objective C Syntax

Dot (".") operator and arrow ("->") operator use in C vs. Objective-C

Objective C C Pointers Dot Operator

How can I use applicationDidBecomeActive in UIViewController?

Iphone Objective C Ios

didUpdateLocations instead of didUpdateToLocation

Ios Objective C Swift Core Location Cllocationmanager

UITextView - setting font not working with iOS 6 on XCode 5

Ios Objective C Xcode Uistoryboard

Block implicitly retains 'self'; explicitly mention 'self' to indicate this is intended behavior

Objective C Macos Objective C-Blocks

Unwind Segue not working in iOS 8

Ios Objective C Ios8

Underline part of a string using NSMutableAttributedString in iOS 8 is not working

Ios Objective C Iphone Ios8 Nsmutableattributedstring

What does the @package directive do in Objective-C?

Objective C message dispatch mechanism

Objective C Performance

How is release handled for @synthesized retain properties?

Objective C Compiler Construction Memory Management Properties

How do I declare an array as a constant in Objective-c?

Objective C Arrays Constants

Figure out UIBarButtonItem frame in window?

Iphone Objective C Cocoa Touch Uikit

How to use printf with NSString

Objective C Cocoa Touch Nsstring Printf Nslog

How to create variable argument methods in Objective-C

Objective C Xcode Format Variadic Functions Null

Objective-C in,out,inout,byref,byval, .. and so on. What are they?

Phone number formatting on iOS

Objective C Ios Cocoa Touch Phone Number Number Formatting

Class Foo is implemented in both MyApp and MyAppTestCase. One of the two will be used. Which one is undefined

Objective C Xcode Cocoa Macos

Workflow to create Xcode groups as file system folders

Objective C Xcode Xcode4 File Organization

CALayer: add a border only at one side

Iphone Objective C Core Animation Calayer

How to set font size to fill UILabel height?

Iphone Objective C Ios Xcode

Sorting NSArray of dictionaries by value of a key in the dictionaries

Ios Objective C Sorting Nsarray Nsdictionary

Get Current date & time with [NSDate date]

Objective C Cocoa Nsdate

Log Messages I didn't asked for in Xcode 4.5 with iOS 6.0

Objective C Xcode Ios6

How to put buttons over UITableView which won't scroll with table in iOS

Ios Objective C Uitableview

How does Xcode load the main storyboard?

Ios Objective C Xcode

How to make custom UIBarButtonItem with image and label?

Ios Objective C Ios7

AVPlayer HLS live stream level meter (Display FFT Data)

Ios Objective C Avfoundation Media Player Avplayer

Rotate UIView around its center keeping its size

Ios Objective C Uiview Rotation

How to create directory using Swift code (NSFileManager)

Ios Objective C Swift Nsfilemanager Nsdocumentdirectory

What the equivalent of activity life cycle in iOS?

Android Ios Objective C Mapping Android Lifecycle

Facebook SDK login never calls back my application on iOS 9

Ios Objective C Facebook

Can I have Swift, Objective-C, C and C++ files in the same Xcode project?

C++Objective C C Swift Bridging Header

Checking if a UIViewController is about to get Popped from a navigation stack?

Iphone Objective C Uikit Uiviewcontroller Uinavigationbar

Passing parameters to the method called by a NSTimer

Objective C Cocoa Touch Selector Nstimer

How to include and use new fonts in iPhone SDK?

Iphone Objective C Cocoa Touch Iphone Sdk-3.0 Ios4

Finding file's size

Objective C Cocoa Touch Ios Nsfilemanager Filesize

Which is the right one, nil or NULL, to mark "no Objective-C block"?

Objective C Syntax Objective C-Blocks

Change the navigation bar's font

Iphone Objective C Uinavigationcontroller Uinavigationbar

UITableViewCell selected row's text color change

Ios Objective C Iphone Uitableview

How to adjust UIToolBar left and right padding

Iphone Objective C

Find out if user pressed the back button in uinavigationcontroller?

Iphone Objective C

Objective-C: How to add query parameter to NSURL?

Objective C Query String Nsurl

Cannot find protocol declaration

Objective C Cocoa Touch Protocols

How do I reload/refresh the UIPickerView (with new data array) based on button press?

Ios Objective C Cocoa Touch Uipickerview

Use regular expression to find/replace substring in NSString

Objective C Ios Regex Ios5

Making RGB color in Xcode

Ios Objective C Uicolor

How can I detect the dismissal of a modal view controller in the parent view controller?

Iphone Objective C Ios Xcode Modalviewcontroller

How can I create a custom UIActivity in iOS?

Ios Objective C Uiactivityviewcontroller Uiactivity

UIPageViewController, how do I correctly jump to a specific page without messing up the order specified by the data source?

Iphone Objective C Ios Uipageviewcontroller

Whats the difference between UInt8 and uint8_t

C++Objective C C

Unable to add UITextField to UIAlertView on iOS7...works in iOS 6

Objective C Ios7 Uitextfield Uialertview Uialertviewdelegate

How to declare a constant in swift that can be used in objective c

Objective C Swift

Is there a way to ask user for Camera access after they have already denied it on iOS?

Ios Objective C Iphone Camera

Failed to render instance of IB Designables

Objective C Xcode Swift Interface Builder Ibdesignable

Apple Mach-O Linker Warning "Directory Not Found For Option..."

Ios Objective C Linker Errors Linker Warning

How to check if WkWebView finish loading in Objective-C?

Ios Objective C Wkwebview Wkwebviewconfiguration

What's the best way to find the user's Documents directory on an iPhone?

Ios Objective C Iphone Cocoa Touch

Objective-C sample code for HMAC-SHA1

C Objective C Sha1 Hmac

Unit Testing of private methods in Xcode

Objective C Cocoa Xcode Tdd Ocunit

Round NSDate to the nearest 5 minutes

Iphone Objective C Cocoa

List of all users and groups

C Objective C Cocoa Macos Macos Carbon

UITableView, how do I know what Section during cellForRowAtIndexPath?

Iphone Objective C Nsmutablearray

Removing all CALayer's sublayers

Objective C Cocoa Core Animation

How do I define constant values of UIColor?

Objective C Cocoa Touch Constants Uicolor

iOS keyboard with "Go" button instead of return

Iphone Objective C Ios Ipad Cocoa Touch

Objective C: Reading text files

Objective C Ios Text Bundle

.h file not found

Objective C Xcode

Xcode warning "Property access results unused - getters should not be used for side effects"

Objective C Xcode Warnings

Where is Logfile stored using cocoaLumberjack

Ios Objective C Logging Cocoalumberjack Ddfilelogger

Programmatically get path to Application Support folder

Ios Objective C Swift Cocoa

Xcode's "Incomplete implementation" warning

Objective C Xcode

CMTime seconds output

Objective C Console Cmtime

How to dispatch on main queue synchronously without a deadlock?

Objective C Ios Objective C-Blocks Grand Central-Dispatch

How to update existing object in Core Data?

Objective C Core Data

How do I do a Fade/No transition between view controllers

Objective C Ios Uistoryboardsegue

Xcode exception breakpoint doesn't print details of the exception being thrown

Ios Objective C Xcode

UIBarButtonItem with UIImage Always Tinted iOS 7

Objective C Ios7 Uibarbuttonitem Uitoolbar

How to save NSMutablearray in NSUserDefaults

Ios Objective C Uitableview Nsmutablearray Nsuserdefaults

Arm64 architecture in xcode 5.1

Ios Objective C Xcode xcode5.1

Swift - how to make custom header for UITableView?

Ios Objective C Swift Uitableview

umbrella header for module 'myFramework' does not include header 'otherFramework.h'

Objective C Xcode Swift Frameworks Carthage

Failed to obtain a cell from its DataSource

Ios Objective C Uitableview

Create an array of integers property in Objective-C

Objective C Arrays Properties

How do you implement global iPhone Exception Handling?

Iphone Objective C Cocoa Touch Debugging Exception Handling

iOS: Open Source VoIP/SIP Objective-C Code

Iphone Objective C Open Source Voip Sip

Fastest way to check if an object exists in Core Data or not?

Objective C Iphone Core Data

iPhone - dequeueReusableCellWithIdentifier usage

Iphone Objective C Optimization Uitableview

Duplicate symbol issues

Iphone Objective C Ipad Linker Symbols

How to check the last char of an NSString

Objective C Cocoa Nsstring

Play sound on iPhone even in silent mode

Iphone Objective C Ipad Avaudioplayer

How to add a UIView above the current UITableViewController

Iphone Objective C Ios4

Could not load the image referenced from a nib in the bundle running on device

Iphone Objective C Xcode

Dismissing the keyboard in a UIScrollView

Ios Objective C Swift Uiscrollview Keyboard

Adding a custom subview (created in a xib) to a view controller's view - What am I doing wrong

Objective C Ios Xib Addsubview

How to scroll UITableView to specific position

Iphone Objective C Cocoa Touch Uitableview Uiscrollview

Is there a constant for the maximum CGFloat value?

Objective C Ios Foundation Core Foundation Cgfloat

iPhone: How to determine if thread is main thread?

Iphone Objective C

How to stop the Observer in NSNotification to called twice?

Iphone Objective C Ios Nsnotifications

AVAudioPlayer not playing any sound

Objective C Audio Xcode4 Avfoundation Automatic Ref-Counting

Xcode not compiling any project? 'clang failed with exit code 255'

Iphone Objective C Xcode

Round a float up to the next integer in objective C?

Objective C Floating Point Int

UISlider that snaps to a fixed number of steps (like Text Size in the iOS 7 Settings app)

Ios Objective C Iphone Xcode Uislider

MKMapView: Instead of Annotation Pin, a custom view

Ios Objective C Swift Mkmapview Mkannotation

How to use UIView autoresizingMask property programmatically?

Ios Objective C Swift Uiview Autoresizingmask

remove all subLayers from a view

Ios Objective C Calayer

UIScrollView contentSize not working

Objective C Ios Uiscrollview

How to get the device's scale factor?

Objective C Ios Uiimage

Changing UITextField Placeholder font

Ios Objective C Uitextfield

Pass data back to previous viewcontroller

Iphone Ios Objective C Uiviewcontroller

How to apply a tintColor to a UIImage?

Ios Objective C Uibutton Uiimage

Is there a way to change the height of a UINavigationBar in Storyboard without using a UINavigationController?

Ios Objective C Cocoa Touch Uinavigationcontroller Uinavigationbar

What is the equivalent of an Objective-C id in Swift?

Objective C Swift

POST multipart/form-data with Objective-C

Objective C Http Post Multipartform Data Http Post-Vars

ld: file not found: linker command failed with exit code 1

Ios Objective C Xcode Linker

Misplaced views each time Xcode restarts

Ios Objective C Xcode Interface Builder Autolayout

How to ENABLE_BITCODE in Xcode 7?

Ios Objective C Xcode Parse Platform Frameworks

What's the difference between a string constant and a string literal?

Objective C String

How to make UITextView detect links for website, mail and phone number

Ios Objective C Hyperlink Uitextview

iPhone SDK:How do you play video inside a view? Rather than fullscreen

Ios Objective C Media Player Mpmovieplayer

What's the difference between NSNumber and NSInteger?

Iphone Objective C Nsnumber Primitive Types Nsinteger

How to open the keyboard automatically on UITextField?

Iphone Objective C Interface Uitextfield Builder

make UILabel's text bold

Ios Objective C Uilabel Uifont Textcolor

What does Apple mean when they say that a NSManagedObjectContext is owned by the thread or queue that created it?

Objective C Multithreading Cocoa Core Data

Detect airplane mode on iOS

Ios Objective C

UITableView , Scroll to bottom on reload?

Iphone Objective C Cocoa Touch

How to distribute ios application wirelessly without managing UDIDs and recompilation

Iphone Objective C Xcode

how can I remove the top border on UIToolBar

Iphone Objective C Ios Ipad

How do I profile my app - the menu item is disabled?

Iphone Objective C Xcode

Quickly adding single pin to MKMapView?

Iphone Objective C Cocoa Touch Mkmapview

AVPlayer layer inside a view does not resize when UIView frame changes

Objective C Uiview Calayer Avplayer

iPhone how to get UITextField's text while typing?

Iphone Objective C Ios Uitextfield

Should an NSString property under ARC be strong or copy?

Objective C Cocoa Touch Automatic Ref-Counting Declared Property

Objective-C - CABasicAnimation applying changes after animation?

Objective C Core Animation

UICollectionView Assertion failure

Objective C Ios6 Uicollectionview

Ask permission to access Camera Roll

Objective C Ios

performFetchWithCompletionHandler never gets fired

Ios Objective C Ios7

Status Bar Text Color iOS 7

Ios Objective C Storyboard Ios7 Uistoryboard

UITableView goes under translucent Navigation Bar

Ios Objective C Uitableview Uinavigationbar

How do I adjust the left margin for prototype cells in a UITableView?

Ios Objective C Uitableview Interface Builder

How to convert UIColor to HEX and display in NSLog

Ios Objective C Swift Iphone Uicolor

All exception break point is stopping for no reason on simulator

Objective C Xcode Ios Simulator

how to check screen size of iphone 4 and iphone 5 programmatically in swift

Objective C Swift

Xcode 8 Objective-C category warning

Ios Objective C Swift Xcode Xcode8

Rounded Corners on UIImage

Ios Objective C Iphone Cocoa Touch Image Manipulation

Creating a selector from a method name with parameters

Objective C Selector

Optional arguments in Objective-C 2.0?

Why Emacs/Vim/Textmate? Isn't Xcode good enough?

Objective C Xcode Vim Emacs Textmate

BOOL to NSString

Objective C Nsstring Boolean

`[super viewDidLoad]` convention

Iphone Objective C Cocoa Cocoa Touch

How do I get the current date in Cocoa

Objective C Cocoa Nsdate

Accordion table cell - How to dynamically expand/contract uitableviewcell?

Iphone Objective C

Getting the top most UIViewController

Objective C Cocoa Touch Uiviewcontroller Uinavigationcontroller

set background image for entire iPhone / iPad app

Iphone Objective C Ipad

Scroll to top of UITableView by tapping status bar

Ios Objective C Scroll Tableview Statusbar

How is view initialized when loaded via a storyboard?

Objective C Ios xcode4.2 Storyboard

Why use weak pointer for delegation?

Drawing Smooth Curves - Methods Needed

Iphone Objective C Ios Ipad Bezier

Current view controller from AppDelegate?

Objective C Ios Uiviewcontroller

How to enable/disable ARC in an xcode project?

Objective C Xcode Automatic Ref-Counting

How can I get an NSDate object for today at midnight?

Objective C Cocoa Touch Nsdate

How to add Done button to the keyboard?

Ios Iphone Objective C Xcode Programmatically Created

Why can't we use a dispatch_sync on the current queue?

Objective C Multithreading Objective C-Blocks Grand Central-Dispatch

How to convert JSON serialized data to NSDictionary

Iphone Objective C Ios Json

Grouped UITableView has 20px of extra padding at the bottom

Objective C Ios Uitableview

Instruments Allocations track alloc and dealloc of objects of user defined classes

Ios Objective C Xcode Instruments

Content pushed down in a UIPageViewController with UINavigationController

Ios Objective C Xcode Uinavigationcontroller Uipageviewcontroller

Black bars showing when running app on iOS 7 (4 inch retina display)

Iphone Ios Objective C Ios7 Iphone 5

How to change inactive icon/text color on tab bar?

Ios Objective C Uitabbarcontroller Uitabbar Uitabbaritem

UIView with shadow, rounded corners and custom drawRect

Ios Objective C Uiview Swift Drawrect

How to specify size for iPhone 6/7 customised edge-to-edge image?

Ios Objective C Iphone Cocoa Touch Iphone 6

UIWebView delegate method shouldStartLoadWithRequest: equivalent in WKWebView?

Ios Objective C Uiwebview Wkwebview

Error when trying to run `pod trunk push [cocoapod].podspec`

Ios Objective C Swift Frameworks Cocoapods

Error in iOS 10 : Unable to copy asset information from https://mesu.apple.com/assets/ for asset type

Ios Objective C Ios10 Xcode8 Uiimageasset

UIImageView doesn't always tint template image

Ios Objective C Xcode Uiimageview

Lazy load images in UITableView

Iphone Ios Objective C Uitableview

How do I get red green blue (RGB) and alpha back from a UIColor object?

Objective C Iphone Cocoa Touch Rgb Uicolor

Getting Current Time in string in Custom format in objective c

Iphone Objective C Datetime Nstimer

iPhone UILabel text soft shadow

Iphone Objective C Iphone Sdk-3.0 Uilabel Shadow

Number of occurrences of a substring in an NSString?

Objective C Cocoa Nsstring Substring

Custom color my UIActivityIndicatorView

Ios Objective C Uiactivityindicatorview

Possible to use variables and/or parameters with NSLocalizedString?

Objective C Localization Nslocalizedstring

How to check if array is null or empty?

Iphone Objective C

Allow user to select text from UILabel to copy

Iphone Objective C Uilabel

Calculating the number of days between two dates in Objective-C

Objective C Ios Nsstring Nsdate

What does @dynamic do in Objective-C?

Objective C Dynamic

objective c,checking file exist at path

Iphone Objective C

Why is detailTextLabel not visible?

Objective C Uitableview Cell Detailtextlabel

How to implement an IMP function that returns a large struct type determined at run-time?

Objective C Perl Objective C-Runtime

How can I compute a SHA-2 (ideally SHA 256 or SHA 512) hash in iOS?

Objective C Ios Security Hash Sha256

UIView: opaque vs. alpha vs. opacity

Iphone Objective C Ios Uiview

writeToFile:atomically: what does atomically mean?

Ios Objective C Cocoa Touch Atomic Writetofile

Prototype Cells in a nib instead of a storyboard

Objective C Ios Xcode Nib Uistoryboard

Change the UITableViewCell Height According to Amount of Text

Ios Objective C Iphone Uitableview

Xcode - How to connect XIB to ViewController Class

Objective C Xcode Viewcontroller

Objective-C Protocol Forward Declarations

Objective C Protocols

Set UIView's autoresizing mask programmatically?

Iphone Objective C Ios Uiview Autoresizingmask

Scale UIView and all its children

Ios Objective C Uiview Scale Subview

Get current dispatch queue?

Iphone Ios Objective C Grand Central-Dispatch Dispatch

UITextView link detection in iOS 7

Ios Objective C Ios6 Uitextview Ios7

tap gesture recognizer - which object was tapped?

Ios Objective C Uigesturerecognizer Uitapgesturerecognizer

How is a .dSYM file created?

Ios Objective C Xcode Dsym

self.tableView.reloadData() not working in Swift

Ios Objective C Json Uitableview Swift

Xcode 6 Swift code completion not working

Objective C Xcode Swift

target overrides the FRAMEWORK_SEARCH_PATHS build settings

Objective C Cocoapods

command/usr/bin/codesign failed with exit code 1- code sign error

Ios Objective C Xcode Codesign Xcode Archive

Update height constraint programmatically

Ios Objective C Swift Autolayout Nslayoutconstraint

-fembed-bitcode is not supported on versions of iOS prior to 6.0

Ios Objective C Xcode Bitcode

Xcode 7 warnings: object file was built for newer iOS version than being linked

Ios Objective C Xcode7 Xcode7 Beta4

How can I fix the "UIPopoverController is deprecated" warning?

Ios Objective C Uipopovercontroller Deprecated

iOS ScrollView needs constraint for y position or height

Ios Objective C Autolayout Storyboard Scrollview

ERROR "swiftc failed with exit code 1" when converting to latest syntax

Ios Objective C Swift Xcode

Create NSString by repeating another string a given number of times

Objective C Cocoa String

iPhone proper usage of Application Delegate

Iphone Objective C Cocoa Touch

Sample code for creating a NSTextField "label"?

Objective C Cocoa User Interface Macos

NSMutableArray addObject not working

Objective C Nsmutablearray

Prefixing property names with an underscore in Objective C

Iphone Objective C Coding Style

Reload UITableView when navigating back?

Iphone Objective C Navigation

Difference between [NSMutableArray array] vs [[NSMutableArray alloc] init]

Iphone Objective C Ios Ipad Memory Leaks

Difference between protocol and delegates?

Ios Objective C Delegates Protocols

Detecting Pan Gesture End

Objective C Touch Uigesturerecognizer

Change color on checkmark in UITableView

Objective C Uitableview Uicolor

Property with type SEL in Objective-c

Objective C Properties Selector

How to localize an iOS storyboard

Objective C Ios Nslocalizedstring Uistoryboard

List saved files in iOS documents directory in a UITableView?

Iphone Objective C Ios Xcode Afnetworking

What is the difference between Highlighted and Selected UIButton's State?

Objective C Uibutton

Send notification to Mountain lion notification center

Objective C Xcode Macos Cocoa Osx Mountain-Lion

Creating UIActionSheet

Ios Objective C Uiactionsheet

What's the difference between synchronous and asynchronous calls in Objective-C, versus multi-threading?

Ios Objective C Multithreading Asynchronous Grand Central-Dispatch

How to add a subview that has its own UIViewController in Objective-C?

Objective C Uitableview Uiviewcontroller Uicontainerview

Swift: Class Prefix Needed?

Objective C Naming Conventions Swift

What is the difference between inheritance and Categories in Objective-C

Objective C Oop Inheritance Categories

How can I call a method in Objective-C?

Can I declare variables inside an Objective-C switch statement?

Objective C Switch Statement

Suppressing "'…' is deprecated" when using respondsToSelector

Objective C Cocoa Xcode Clang

Duplicate Symbol Error in Objective-C build?

Ios Objective C Duplicate Symbol

What does the extern keyword mean?

C Objective C Extern

Selected UItableViewCell staying blue when selected

Iphone Objective C Uitableview Uinavigationcontroller

What does @class do in Objective-C?

Objective-C Exceptions

Objective C Exception Handling Nserror

Must every ivar be a property?

Objective C Ios Properties Instance Variables

NSHTTPCookieStorage state not saved on app exit. Any definitive knowledge/documentation out there?

Objective C Ios Cookies Nshttpcookie

Enable and Disable NSLog in DEBUG mode

Objective C Cocoa Nslog

Get file path and URL for file in temp directory

Objective C Ios Cocoa Nsbundle

How to press "Back" button in UINavigationController programmatically

Iphone Objective C Ios Uiviewcontroller Uinavigationcontroller

Property vs. ivar in times of ARC

Objective C Properties Automatic Ref-Counting Ivar

How does cellForRowAtIndexPath work?

Ios Objective C Uitableview Multiple Columns

How to create Multiple Themes/Skins for iphone apps?

Objective C Ios Cocoa Touch Themes

What's the difference between performSelectorOnMainThread: and dispatch_async() on main queue?

Objective C Ios Multithreading Uikit Grand Central-Dispatch

Minimum and maximum date in UIDatePicker

Ios Objective C Nsdate Nsdatepicker

How can I reduce the file size of a video created with UIImagePickerController?

Objective C Ios Video File Upload Avfoundation

Is there a literal syntax for mutable collections?

Objective C Cocoa Nsmutablearray Nsmutabledictionary Objective C-Literals

IOS 6 force device orientation to landscape

Iphone Objective C Orientation Ios6

Circular Progress Bars in IOS

Objective C Cocoa Touch Ios5 Ios4 Ios6

Setting BOLD font on iOS UILabel

Ios Objective C Fonts Uifont

Content falls beneath navigation bar when embedded in custom container view controller.

Ios Objective C Uinavigationbar Ios7

UICollectionView autosize height

Ios Objective C Uicollectionview Nslayoutconstraint

Setting Notifications on Characteristic results in Invalid Handle error

Ios Objective C Macos Bluetooth Core Bluetooth

How to add custom project configurations to Xcode when using CocoaPods?

Ios Objective C Xcode Cocoapods

How to create a centered UICollectionView like in Spotify's Player

Ios Objective C Uiscrollview Uicollectionview Uicollectionviewlayout

iOS 11 large-title navigation bar not collapsing

Ios Objective C Uikit Ios11

Object allocate and init in Objective C

Objective C Cocoa Cocoa Touch Memory Management

NSString indexOf in Objective-C

Objective C Cocoa

Getting Image from URL Objective C

Is it ok to use "classic" malloc()/free() in Objective-C/iPhone apps?

C Objective C Memory Management

Saving UIColor to and loading from NSUserDefaults

Objective C Cocoa Touch Nsuserdefaults Uicolor

Properties and Instance Variables in Objective-C

Objective C Cocoa Cocoa Touch Properties Instance Variables

How can I view an NSError?

Iphone Objective C Cocoa Logging

Detecting UITableView scrolling

Objective C Iphone Cocoa Touch Uitableview

When to use a UIView vs. a UIViewController on the iPhone?

Iphone Objective C Cocoa Touch

How to unit test my models now that I am using Core Data?

Objective C Unit Testing Core Data

100% opacity UILabel over a 50% opacity background (UIView?)

Objective C Iphone User Interface Uilabel

UIScrollView - showing the scroll bar

Iphone Objective C Uiscrollview Scrollbar

Size of an NSArray

Ios Objective C Arrays

How to set margins (padding) in UITextView?

Iphone Objective C Cocoa Touch Ipad Uitextview

Can I overload an operator in Objective-C?

Objective C Operator Overloading

Swapping elements in an NSMutableArray

Objective C Cocoa Touch Sorting Nsmutablearray Swap

UITableViewCell expand on click

Iphone Objective C Uitableview Uibutton

How to create a custom keyboard

Iphone Objective C Ios Keyboard

AVAssetImageGenerator provides images rotated

Iphone Objective C Ios Avfoundation

How to detect if NSString is null?

Objective C Null Nsnull

How do I set up a NSPredicate to look for objects that have a nil attribute

Objective C Nspredicate

NSAssert vs. assert: Which do you use, and when?

Objective C Assert

Singleton release method produces warning?

Objective C Warnings

Difference between _ and self. in Objective-C

Ios Objective C Getter Setter Synthesize

-[MyClassName copyWithZone:] unrecognized selector sent to instance

Iphone Objective C Class Crash Copy

Choose a destination with a supported architecture in order to run on this device

Objective C Cocos2d Iphone Xcodebuild

duplicate symbols for architecture i386 clang

Objective C Ios5 Admob

Checking location service permission on iOS

Ios Objective C Swift Cllocationmanager

How to get UITouch location from UIGestureRecognizer

Ios Objective C Xcode Cocos2d Iphone Uigesturerecognizer

Weak Reference to NSTimer Target To Prevent Retain Cycle

Objective C Automatic Ref-Counting Nstimer Retain Cycle

Why can't LLDB print view.bounds?

Objective C Lldb

Calculating UILabel Text Size

Ios Objective C Uilabel Frame

Understanding retain cycle in depth

Ios Objective C Memory Management Automatic Ref-Counting Retain Cycle

UICollectionView update a single cell

Ios Objective C Uitableview Uicollectionview Uicollectionviewcell

Core Text calculate letter frame in iOS

Ios Objective C Ipad Core Text Glyph

What's the quickest way to force an iOS app to crash?

Ios Objective C Crash Reports Flurry

Disable UIPageViewController bounce

Ios Iphone Objective C Uipageviewcontroller

How do I use NSOperationQueue with NSURLSession?

Ios Objective C Nsoperation Nsoperationqueue Nsurlsession

mixing objective-c and swift when subclassing

Ios Objective C Swift

Cannot set searchBar as firstResponder

Ios Objective C Uisearchbar First Responder Uisearchcontroller

Can't set titleView in the center of navigation bar because back button

Ios Objective C Uinavigationbar

iOS is it a static or a dynamic framework?

Ios Objective C Static Linking Dynamic Linking

How to add textField in UIAlertController?

Ios Objective C Uitextfield Uialertcontroller

How to open Location services screen from setting screen?

Ios Objective C Location Services

NS_ASSUME_NONNULL_BEGIN Macro

Ios Objective C Xcode

Checking to see if an optional protocol method has been implemented

Iphone Objective C Delegates Protocols

How do I debug with NSLog(@"Inside of the iPhone Simulator")?

Iphone Objective C Cocoa Xcode Nslog

Placement of the asterisk in Objective-C

Objective C Pointers

Drop Shadow on UITextField text

Iphone Objective C Uikit Uitextfield Shadow

Accessing objects in NSMutableDictionary by index

Objective C Iphone Cocoa Touch Xcode

NSCharacterSet: How do I add "_" to alphanumericCharacterSet text restriction?

Iphone Objective C Nscharacterset

Convert NSString into char array

Objective C Type Conversion

Most efficient way to iterate over all the chars in an NSString

Using an NSString in a switch statement

Objective C Nsstring Switch Statement

Detecting if iOS app is run in debugger

Iphone Objective C Debugging Ios

Find locale currency for iphone programmatically

Iphone Objective C Localization Currency

UILabel auto resize on basis of text to be shown

Ios Objective C Uilabel Uitextview

Add/Delete UITableViewCell with animation?

Objective C Ios4 Uitableview

Data doesn't load in UITableView until I scroll

Objective C Uitableview Cocoa Synchronous

Reset scroll on UICollectionView

Iphone Objective C Ipad Ios6 Uicollectionview

#ifdef DEBUG versus #if DEBUG

Ios Objective C Xcode

UICollectionView only calling didSelectItemAtIndexPath if user double taps, will not call when user single taps

Ios Objective C Ipad Uicollectionview Uicollectionviewcell

NSURLSession with NSBlockOperation and queues

Ios Objective C Nsurlsession Nsblockoperation

Screenshot for AVPlayer and Video

Ios Objective C Testing Avfoundation Avplayer

Dynamic size UICollectionView cell

Ios Objective C Uicollectionview Uicollectionviewcell Uicollectionviewlayout

Cocoapods ld: library not found for -lPods-Projectname

Ios Objective C Cocoapods

Swipe to delete cell causes tableViewHeader to move with cell

Ios Objective C Uitableview Ios8

Xcode: Could not inspect the application package

Ios Objective C Xcode Macos

How to change the tint color of the clear button on a UITextField

Ios Objective C Swift Uibutton Uitextfield

Understanding Core Data delete rules on One to Many

Ios Objective C Swift Core Data Relationships

Mystery console error with IOHIDFamily

Ios Objective C Xcode

What does @NSManaged do?

Ios Objective C Swift Cocoa Touch Parse Platform

Xcode 7 UI Testing: how to dismiss a series of system alerts in code

Ios Objective C Xctest Xcode7 Xcode Ui-Testing

Unit Test fails in Xcode 8

Ios Objective C Xcode Xcode8

UITableView issue when using separate delegate/dataSource

Iphone Objective C Cocoa Touch Uitableview

How do I convert a float to an int in Objective C?

Objective C Casting Floating Point

What is double star (eg. NSError **)?

C Objective C Cocoa Pointers Multiple Indirection

UITableViewCell with image on the right?

Iphone Objective C Uitableview Uiimageview Uiimage

Objective-C 101 (retain vs assign) NSString

Ios Objective C Iphone Nsstring Retain

In Objective C, can you check if an object has a particular property or message?

UITextField: move view when keyboard appears

Iphone Objective C Cocoa Touch Uitextfield

UIWebView didFinishLoading fires multiple times

Iphone Ios Objective C Xcode Uiwebview

Informal Protocol In objective-C?

how to add nil to nsmutablearray?

Iphone Objective C Nsmutablearray Null

iPhone: Issue disabling Auto-Cap/autocorrect on a UITextField

Ios Objective C Iphone Uitextfield

'Calling a method' OR 'sending a message' in Objective C

Objective C Javascript

Hiding NSTableView header?

Objective C Cocoa Nstableview

How to read data from NSFileHandle line by line?

Objective C Cocoa Nsfilehandle

Find current country from iPhone device

Ios Objective C Iphone Application Settings Appsettings

Xcode could not find a valid private certificate/valid key-pair for this profile in your keychain

Iphone Objective C Cocoa Touch Xcode Provisioning

Custom nav bar styling - iOS

Objective C Cocoa Touch Ios Uinavigationbar

Displaying splash screen for longer than default seconds

Ios Objective C Splash Screen

Printing NSData using NSLog

Iphone Objective C

Check if NSString contains alphanumeric + underscore characters only

Ios Objective C

NSMutableArray add object with order

Objective C Nsmutablearray Sorting

Create UITextRange from NSRange

Objective C Ios5 Uitextview Nsrange

NSURLConnection sendAsynchronousRequest:queue:completionHandler: making multiple requests in a row?

Objective C Ios Ios5 Nsurlconnection

Rounded Corners only on Top of a UIView

Objective C Uiview Core Graphics Rounded Corners

HTML Content fit in UIWebview without zooming out

Iphone Objective C Uiwebview

Detecting iOS orientation change instantly

Iphone Objective C Ios Orientation Gyroscope

Core Data "use scalar properties for primitive data types" check box

Objective C Core Data

How to insert new line \n from UILabel text which typed in IB?

Ios Objective C Nsstring

Modal segue, navigation bar disappears

Ios Objective C xcode4.6

iOS Buttons - add border

Ios Objective C Ios7 Uibutton

Alternatives to type casting when formatting NS(U)Integer on 32 and 64 bit architectures?

Ios Objective C Printf Nsinteger

AFNetworking and background transfers

Ios Objective C Afnetworking Afnetworking 2

Connect Objective-C framework to Swift iOS 8 app (Parse framework)

Ios Objective C Xcode Parse Platform Swift

How to use UIAlertController to replace UIActionSheet?

Ios Objective C Uialertcontroller Uiactionsheet

Best Cocoa/Objective-C Wrapper Library for SQLite on iPhone

Iphone Objective C Cocoa Touch Sqlite

How can I create a big, red UIButton with iOS?

Ios Objective C Uitableview Uibutton

Removing new line characters from NSString

Ios Objective C Iphone String

Unable to dismiss MFMailComposeViewController, delegate not called

Ios Objective C Cocoa Touch Mfmailcomposeviewcontroller

Objective-C function with default parameters?

Objective C Function Parameters Default Value

How to search an NSSet or NSArray for an object which has an specific value for an specific property?

Iphone Objective C Nsarray Nspredicate Nsset

Finding maximum numeric value in NSArray

Iphone Objective C Nsarray

How do I get first x elements of an NSArray in Cocoa?

Objective C Cocoa

Replace occurrences of space in URL

Ios Objective C Nsstring Nsurl

Simple http post example in Objective-C?

Objective C Ios Cocoa Touch Http Post

Objective-C: Forward Class Declaration

Objective C C Preprocessor Forward Declaration

Issue With Code: Format string is not a string literal

Iphone Objective C

Difference between two NSDate objects -- Result also a NSDate

Iphone Objective C Cocoa Touch Ios Nsdate

How to check for NaN value in Objective-C (iOS)

Ios Objective C Xcode Cgfloat

dispatch_sync vs. dispatch_async on main queue

Objective C Cocoa Core Data Grand Central-Dispatch Objective C-Blocks

MKAnnotation image offset with custom pin image

Iphone Objective C Google Maps Mkannotationview

How to parse NSString into BOOL in Objective-C?

Objective C Cocoa Nsstring Boolean

How to visually create and use static cells in a UITableView embedded in a UIViewController

Objective C Ios xcode4.2

Get the extension of a file contained in an NSString

Iphone Objective C Regex Ios5 Nsstring

Generate Random Numbers Between Two Numbers in Objective-C

Objective C Random Arc4random

Get Exif data from UIImage - UIImagePickerController

Iphone Objective C Ipad Exif

this class is not key value coding-compliant for the key view

Iphone Objective C Ios Xcode

Access App Identifier Prefix programmatically

Iphone Objective C Ios Cocoa Touch Ipad

How to delete all keychain items accessible to an app?

Objective C Ios

Objective-C delay action with blocks

Ios Objective C Cocoa Touch

UICollectionView performance - _updateVisibleCellsNow

Ios Objective C Uicollectionview

resignFirstResponder for all textfields

Iphone Objective C Uitextfield

How to change status bar style during launch on iOS 7

Ios Objective C Ios7

How to push two view controllers but animate transition only for the second one?

Ios Objective C Cocoa Touch Storyboard Uikit

Get class name of UIViewController in swift

Ios Objective C Uiviewcontroller Swift

Delay in presenting a modal view controller

Ios Objective C Iphone Modalviewcontroller

Black screen after presenting modal view controller in current context from UITabBarController

Ios Objective C Iphone Uikit

Strange UIView-Encapsulated-Layout-Height Error

Ios Objective C Uitableview Webview Constraints

Dependency injection framework for Cocoa?

Objective C Cocoa Dependency Injection

How to get the size of a scaled UIImage in UIImageView?

Ios Objective C Cocoa Touch Uiimageview Uiimage

How to use custom delegates in Objective-C

Objective C Cocoa Touch Delegates

Determine if NSNumber is NaN

Objective C Cocoa Nan Nsnumber

How to display a base64 image within a UIImageView?

Objective C Iphone Uiimageview Uiimage

NSDate - Convert Date to GMT

Ios Objective C Swift Nsdate Gmt

How can one develop iPhone apps in Java?

Java Iphone Objective C

Cocoa versus Cocoa Touch - What is the difference?

Objective C Cocoa Cocoa Touch

How to convert and compare NSNumber to BOOL?

Iphone Objective C

UITableViewCell checkmark change on select

Objective C Iphone Tablecell Checkmark

How Do I sort an NSMutable Array with NSNumbers in it?

Iphone Objective C Arrays

Get last 2 characters of a string?

Objective C Nsstring

Removing the last character from an NSMutableString

Where do you declare a constant in Objective-C?

iOS devices as web server

Iphone Objective C Ios Cocoa Touch Ipad

Couldn't load a xcode project because it is already opened from another project or workspace

Objective C Ios Xcode Three20

Why are umbrella frameworks discouraged?

Objective C Macos Cocoa

Objective C - How to concatenate an entire array of strings?

Objective C Nsstring

Storing Blocks in an Array

Objective C Memory Management Objective C-Blocks

UIBezierPath Subtract Path

Iphone Objective C Uibezierpath

How to write regular expressions in Objective C (NSRegularExpression)?

Objective C Ios Regex Nsregularexpression

Error with NSJSONSerialization - Invalid type in JSON write (Menu)

Iphone Objective C Json Serialization Ios5

Concatenate String in String Objective-c

Objective C Ios String

Is Objective-C's NSMutableArray thread-safe?

Objective C Ios Multithreading Nsmutablearray

How to create a blank transparent png in Objective-C?

Objective C Ios Uiimage

Perspective Transform + Crop in iOS with OpenCV

Objective C Ios Image Processing Opencv Perspective

How to dismiss keyboard when user tap other area outside textfield?

Ios Objective C

How to get back "Allow Push Notifications" dialog after it was dismissed once?

Ios Iphone Objective C Push Notification Apple Push-Notifications

How can you implement this multiline string literal macro in Swift?

Objective C Swift

CFURLCopyResourcePropertyForKey failed because passed URL no scheme

Objective C Ios8 Xcode6

Xcode throws an exception in Main() in iOS 8 with 'all exceptions' breakpoint

Objective C Xcode Ios8 Xcode6

Hiding the master view controller with UISplitViewController in iOS8

Objective C Swift Ios8 Uisplitviewcontroller

BOOL with 64-bit on iOS

Ios Objective C

How to set letter spacing of UITextField

Ios Objective C Swift Uitextfield

Native Facebook app does not open with Facebook login in iOS 9

Ios Objective C Facebook Ios9 Facebook Login

How to add text input in alertview of ios 8?

Ios Objective C Uialertcontroller

Sound not working in iPhone Simulator?

Iphone Objective C Cocoa Touch Audio Ios Simulator

Fullscreen UIView with Status bar and Navigation Bar overlay on the top

Objective C Iphone

How programmatically move a UIScrollView to focus in a control above keyboard?

Objective C Iphone User Interface

How to convert NSData to byte array in iPhone?

Iphone Objective C Bytearray Type Conversion

How to I pass @selector as a parameter?

Iphone Objective C Selector

UITextField for Phone Number

Iphone Objective C Cocoa Touch Iphone Sdk-3.0

How to make a real private instance variable?

Objective C Private Visibility Instance Variables

How to add hours to an NSDate?

Objective C Iphone Sdk-3.0 Nsdate

Use of extern in Objective C

Showing/hiding navigation bar with smooth animation

Iphone Objective C Cocoa Touch Uinavigationcontroller

UISplitViewController programmatically without nib/xib

Objective C Ipad Uisplitviewcontroller

Getting the last day of a month

Objective C Cocoa Touch Cocoa Date Nsdate

UIKeyboardBoundsUserInfoKey is deprecated, what to use instead?

Ios Objective C Iphone Uikeyboard Iphone Sdk-3.2

iPhone keyboard, Done button and resignFirstResponder

Iphone Objective C Cocoa Touch Keyboard Uikit

What exactly is super in Objective-C?

Objective C Super Objective C-Runtime

alloc, init, and new in Objective-C

Objective-C: Blocks vs. Selectors vs. Protocols

How can I access a user-defined Xcode build setting?

Objective C Xcode

Add HTTP Header to NSURLRequest

Iphone Objective C Http Nsurlrequest

Force iphone app to restart programmatically?

Iphone Objective C Ios4 Application Restart

what is difference between alloc and allocWithZone:?

Objective C Memory Management Alloc

Change the font size of UISearchBar

Ios Objective C Uisearchbar Uifont

Accessing parent view of current view - iOS

Ios Objective C Uiview Superview

Replacing one character in a string in Objective-C

Objective C Ios String Nsstring

self.window.rootViewController vs window addSubview

Iphone Objective C

Animate UIButton state change

Iphone Objective C Uibutton

Is there a safer way to create a directory if it does not exist?

Ios Objective C Filesystems Nsfilemanager Nsdocumentdirectory

How do I disable a UIButton?

Ios Objective C Cocoa Touch Uibutton

Reverse NSString text

Objective C Cocoa Nsstring

Should I use NSUserDefaults or a plist to store data?

Iphone Objective C Cocoa Touch Plist Nsuserdefaults

iOS 5: Curious about UIAppearance

Iphone Objective C Cocoa Touch Ios5 Appearance

NSManagedObjectContext: exception breakpoint stops at save: method, but no log/crash/error

Objective C Core Data

How to make first letter uppercase in a UILabel?

Ios Objective C Swift Cocoa Touch Nsstring

How to remove gesture recogniser

Iphone Objective C Ios Ipad Ios4

Why doesn't NSOrderedSet inherit from NSSet?

Objective C Ios Nsset Nsorderedset

AdMob crashes with [GADObjectPrivate changeState:]: unrecognized selector

Iphone Objective C Admob

How to use UITableViewHeaderFooterView?

Ios Objective C Uitableview

UICollectionView cell selection and cell reuse

Ios Objective C Uicollectionview

Custom size for Modal View loaded with Form Sheet presentation

Ios Objective C Ipad Uipresentationcontroller

AFNetworking 2.0 AFHTTPSessionManager: how to get status code and response JSON in failure block?

Objective C Afnetworking 2

Is there a way to update the height of a single UITableViewCell, without recalculating the height for every cell?

Ios Objective C Uitableview

iOS 8 Map Kit Obj-C Cannot Get Users Location

Objective C Mapkit Cllocationmanager Ios8

Email composure iOS 8

Ios Objective C Xcode Ios8 Xcode6gm

WKWebView evaluate JavaScript return value

Javascript Ios Objective C Wkwebview

StoryBoard Assistant Editor stopped showing associated file

Ios Objective C Xcode Xcode Storyboard

Submit in app purchase for review for first time

Ios Objective C In App-Purchase

Class is implemented in both. One of the two will be used

Ios Objective C Objective C-Runtime Socketrocket

Conflicting return type in implementation of 'supportedInterfaceOrientations': - Warning

Ios Objective C Xcode

Can't upload archive to app store since yesterday

Ios Objective C Iphone App Store Iad

ios 11 UITabBar UITabBarItem positioning issue

Ios Objective C Uitabbar Uitabbaritem Ios11

Convert NSData bytes to NSString?

Objective C Cocoa Bittorrent

Custom UINavigationBar Background

Iphone Objective C

What's the difference between [NSNull null] and nil?

Objective C Cocoa Touch Cocoa Null Nsnull

How does a delegate work in objective-C?

Ios Objective C Delegates

Open source Objective-C projects with high quality code?

Objective C Cocoa

How to Write OS X Finder plugin

Objective C Cocoa Macos Plugins Finder

iPhone - What are reuseIdentifiers (UITableViewCell)?

Iphone Objective C Uitableview Reuseidentifier

When should I initialize a view controller using initWithNibName?

Iphone Objective C Uiviewcontroller Initialization

When will [MFMailComposeViewController canSendMail] return NO

Iphone Objective C

Finding a substring in a NSString object

Objective C String Nsstring Substring

distanceFromLocation - Calculate distance between two points

Ios Objective C Core Location

How to draw a "speech bubble" on an iPhone?

Ios Objective C Iphone Uiview Uibezierpath

How to resize the image programmatically in objective-c in iphone

Iphone Objective C Image

Best architecture for an iOS application that makes many network requests?

Iphone Objective C Cocoa Touch Network Programming Asihttprequest

iPhone - Differences among time zone convenience methods

Objective C Cocoa Touch Ios Nstimezone

Property vs Instance Variable

How to give space between two cells in tableview?

Iphone Objective C Cocoa Touch Uitableview Ios4

iOS: How to convert UIViewAnimationCurve to UIViewAnimationOptions?

Objective C Ios Uiview Enums Uiviewanimation

Should I refer to self.property in the init method with ARC?

Objective C Ios5 Initialization Automatic Ref-Counting Reference Counting

iOS 5 does not allow to store downloaded data in Documents directory?

Iphone Objective C Ios5 In App-Purchase

Unknown type name 'class'; did you mean 'Class'?

C++Objective C Ios5

NSSet to NSArray casting calling objectAtIndex?

Objective C Ios Nsarray Mkmapview Nsset

Understanding performSegueWithIdentifier

Ios Objective C Xcode Uikit Segue

Is there some literal dictionary or array syntax in Objective-C?

Objective C Llvm Clang Objective C-Literals

What exactly is UIFont's point size?

Objective C Ios Fonts Uikit Uifont

UITableView does not automatically deselect the selected row when the table re-appears

Iphone Objective C Ios Cocoa Touch Uitableview

iOS6: supportedInterfaceOrientations not working (is invoked but the interface still rotates)

Iphone Objective C Ios Ios6

How do you determine spacing between cells in UICollectionView flowLayout

Iphone Objective C Ios Ipad Uicollectionview

Objective-C instance variables?

xcode storyboard Container View - How do I access the viewcontroller

Ios Objective C Xcode Uiviewcontroller Container View

Assertion failure in UITableView configureCellForDisplay:forIndexPath:

Ios Objective C Cocoa Touch Uitableview

Lipo Error!! can't open input file

Ios Objective C Lipo

ContainerView with multiple embed segues

Ios Objective C Ios6 Segue

Finding IMEI number using Objective-C

Ios Objective C

Cannot create outlet connections to subviews in Interface Builder (Xcode 5)

Ios Objective C Uiview Xcode5

Static NSArray of strings - how/where to initialize in a View Controller

Ios Objective C Nsmutablearray Initialization Nsarray

UIViewController's prefersStatusBarHidden not working

Ios Objective C Ios7 Uiviewcontroller Ios7 Statusbar

MIN() and MAX() in Swift and converting Int to CGFloat

Ios Objective C Swift

What's the difference between arc4random and arc4random_uniform?

Objective C Random Arc4random

Swift 3 - dynamic vs @objc

Ios Objective C Dynamic Swift3