grand-central-dispatch tutorials

AVAssetWriterInput appendSampleBuffer: Cannot append sample buffer: Must start a session (using -AVAssetWriter startSessionAtSourceTime:) first'

Jun 10, 2021

Is it ok to call performSelectorOnMainThread: after beginBackgroundTaskWithExpirationHandler is called and the application is in background?

Dec 17, 2018

ios multithreading grand-central-dispatch

Controlling an interactive command-line utility from a Cocoa app - trouble with ptys

Dec 29, 2021

macos cocoa grand-central-dispatch nstask pty

How is Grand Central Dispatch so fast? (For this Quicksort algorithm)

Nov 14, 2022

objective-c multithreading grand-central-dispatch quicksort

Using NSThread sleep in an NSOperation

Mar 27, 2022

objective-c ios grand-central-dispatch nsoperation nsrunloop

How does dispatch_set_target_queue work?

Mar 02, 2022

ios objective-c grand-central-dispatch

Swift 2: struct thread-safety

Nov 17, 2022

ios macos swift grand-central-dispatch

HTTP Long Polling in Swift

Jun 17, 2022

ios swift grand-central-dispatch nsurlsession long-polling

How to respond to memory pressure notifications from GCD?

May 15, 2022

ios memory memory-management grand-central-dispatch memory-pressure

Using libevent together with GCD (libdispatch) in Swift

Apr 09, 2022

swift network-programming grand-central-dispatch swift3 libevent

GCD and callbacks - concurrency issue

Oct 13, 2022

ios4 grand-central-dispatch abaddressbook

AudioServicesPlaySystemSound and the main thread

Oct 04, 2021

iphone objective-c ios cocoa-touch grand-central-dispatch

Set priority to an NSOperationQueue

Sep 25, 2022

grand-central-dispatch nsoperationqueue

dispatch_get_current_queue() deprecated, is there an alternative for safe CoreData?

Sep 21, 2019

ios core-data grand-central-dispatch

Adding to array in parallel

Sep 09, 2022

swift swift2 grand-central-dispatch

Synchronize nested async task

Jun 25, 2022

ios swift asynchronous grand-central-dispatch

In GCD, are all tasks in a serial queue guaranteed to run in the same thread?

Aug 16, 2022

ios objective-c grand-central-dispatch

Figure out when a context switch is happening in Swift

Nov 05, 2022

swift grand-central-dispatch context-switch

Has every NSThread automatically a dispatch queue?

Dec 13, 2017

objective-c cocoa grand-central-dispatch

AVCaptureVideoDataOutput on iOS 8 does not post sample buffers on the specified dispatch queue

May 07, 2016

ios ios8 avfoundation grand-central-dispatch avcapturesession

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