> GCD is Grand Central Dispatch, Ah, the part of the kernel that deals with multiple cores, right?
> the "brain" that the OS uses to execute all running processes. You might want > to read on that subject in the developer documentation. Definitely! In particular, since I haven't used multi-threading explicitly myself under Cocoa (just POSIX threads under Unix, and SGI-specific threads, ancient ...) > You use NSOperationQueue to basically run a thread that will be scheduled and > processed by GCD, as opposed to > "detachNewThreadSelector:toTarget:withObject:" (and other varieties on the > same theme) which just forks a new executing thread for your app. Oh, I was assuming that *all* threads and processes will get managed by GCD ... This is probably not the right forum for this question, but why are there different APIs? Best regards, Gabriel.
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