September 2002
Intermediate to advanced
1272 pages
31h 12m
English
Content preview from Cocoa® Programming
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Using Memory Zones
Memory zones are a technique that can be used to improve application performance. Memory zones optimize the location of memory for objects that are used together. The use of memory zones is the final wrinkle to Cocoa memory management.
Each application for Mac OS X has a very large amount of addressable memory. Each time an application requests more memory, the operating system provides memory even if all available RAM in the computer is already in use. To accommodate the application’s request for memory, the operating system copies the contents of some RAM to the computer’s hard disk. The operating system then makes the copied RAM available to the requesting application to reuse. When the memory that was copied to disk is ...
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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.