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{ Tag Archives } Snow Leopard

When to use NSOperation vs. GCD

Mac OS X has a number of concurrency mechanisms, and that increases with Snow Leopard. In addition to run loops, threads (both Cocoa and POSIX) and operations, Snow Leopard adds Grand Central Dispatch (GCD), a very lightweight way to represent units of work and the style of concurrency they need, and have the system figure […]

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Welcome to Snow Leopard!

Last week, Mac OS X 10.6 Snow Leopard was released! Snow Leopard represents a lot of hard work by a lot of folks at Apple and at seeded third-party developers, and it really shows. Now that it’s shipped, I can actually talk about some of the especially cool things this release has for developers.

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