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Friday Q&A 2014-06-06: Secrets of dispatch_once at 2014-06-06 13:27
Reader Paul Kim pointed out an entry on Michael Tsai's blog about making
dispatch_oncefast. While the comment in the
dispatch_oncesource code is fascinating and informative, it doesn't quite delve into the detail that some would like to see. Since this is one of my favorite hacks, for today's article I'm going to discuss exactly what's going on there and how it all works.
Friday Q&A 2011-03-04: A Tour of OSAtomic at 2011-03-04 18:24
It's time for another crazy edition of Friday Q&A. Today, Paul Kim has suggested that I give a tour of OSAtomic, OS X's built-in low-level functions for lockless thread-safe operations. Given the announcement Wednesday of the dual-core iPad 2, this was a particularly prescient suggestion on his part.
Late Night Cocoa at 2008-09-05 23:31
Readers of this blog may be interested in my recent appearance on Late Night Cocoa. I discussed the fundamental principles and basic concepts behind lockless thread-safe data structures. You can access the episode here.