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Leopard Guides: Darwin
The performance of Darwin applications can be measured, evaluated, and optimized using Apple's developer tools, technologies, and programming interfaces. Developers can fine-tune their applications for high performance using tools such as the Shark code-profiling application, features such as multiprocessing, and APIs such as the one for the vDSP library.
View all Performance Guides.
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64-Bit Transition Guide (HTML) (PDF)
Describes the 64-bit features available in Mac OS X.
 2008-04-08
File System Events Programming Guide (HTML) (PDF)
Explains how applications can detect changes in the file system.
 2008-03-11
Performance Overview (HTML) (PDF)
Introduces the factors that determine performance.
 2006-10-03