Stack Overflow | The World’s Largest Online Community for Developers

Feb 6, 2013 · I know that i can execute tasks asynchronously with dispatch_async and dispatch_get_global_queue. But how many threads dispatch_async create? What should i do to execute exactly N (no more, no less)

Use CentralDispatch.getInstance() to use."); } } } } internal class SingletonLock{} AS you can see - this must be used by the '.getInstance Method' - but to extend of that, only this class can make a new instace of itself as its the only class of which can see the internal class 'SingletonLock{}'.

Mar 31, 2011 · I'm newbie programming for mac and i'm really surprised on Grand Central Dispatch. I read about that and looks like the perfect solution for parallel programming.

Jun 30, 2010 · Having read the Ars Technica overview, it appears there are several challenges. GCD makes extensive use of blocks (an Apple extension to C that approximates closures) which means your compiler needs to support blocks.

Stack Overflow | The World’s Largest Online Community for Developers

Oct 13, 2024 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research!

Apr 28, 2013 · I'm trying to login to a website using cURL. My code works on other websites, but on this one it hangs on curl_exec, Fatal error: Maximum execution time of 30 seconds exceeded.

Dec 19, 2011 · Ik have a question i cant find an answer to because i want to know if my current code is correct or not. The code is below.

May 2, 2010 · From a bit of research, it appears that there's already a fair bit of interest in a port, but that port would be a fairly drastic undertaking and might end up being basically just another implementation of the API and not actually sharing significant code with the original libdispatch.