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Sams Teach Yourself Objective-C in 24 Hours, Second Edition by Jesse Feiler

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Hour 22. Grand Central Dispatch: Using Queues and Threading

What You’ll Learn in This Hour

Image Exploring the Grand Central Dispatch mechanism with blocks

Image Using a queue

Image Using a concurrent queue

Getting Started with Concurrency

Concurrency refers to the ability of a computer to run more than one task at the same time. Because all processor operations are carried out by the computer’s processor, the capabilities of the processor come into play with ...

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