August 2011
Intermediate to advanced
552 pages
23h 48m
English
Content preview from Advanced Mac OS X Programming: The Big Nerd Ranch GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Complex-Lifetime Operations
MandelOpper used simple-lifetime operations, meaning that -main started, ran to completion, and exited. In Mac OS X 10.5, it is a non-concurrent operation and gets its own thread.
You may have operations that do work that is asynchronous in nature, such as accessing the network or waiting for data to arrive from a radiation detector. These operations could wait in -main, or they could be implemented as complex-lifetime operations that have more control over their lifetime.
In Mac OS X 10.5, you can create concurrent operations by overriding -isConcurrent and returning YES. This tells NSOperationQueue to start the operation in the current thread. In 10.6, the operation will be started in its own thread. The Cocoa ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.