The most comprehensive programming book on Mac OS X.

Cocoa Programming is a comprehensive work that starts as a fast-paced introduction to the OS architecture and the Cocoa language for programmers new to the environment. The more advanced sections of the book will show the reader how to create Cocoa applications using Objective-C, to modify the views, integrate multimedia, and access networks. The final sections explain how to extend system applications and development tools in order to create your own frameworks.