? Aaron Hillegass, founder of Big Nerd Ranch, Inc., and author of Cocoa Programming for Mac OS X Opening Secret Cocoa and Its Object-Oriented Frameworks Mac and iPhone developers are often overwhelmed by the breadth and sophistication of Cocoa framework. Even though Cocoa is great, once you understand the pattern of object-oriented use, you'll find? It's very elegant, consistent, and simple. Cocoa Design Patterns began with the mother of all patterns: Model-View-Controller (MVC) pattern, which is central to all Mac and iPhone development. Books? S the middle part is a catalog of important design pattern would you meet? In Cocoa, including Fundamental patterns, such as counters, accessors, and two-phase pattern that empowers the creation, such as single, delegates, and the chain pattern that hides the complexity of respondents, including the collection, group classes, a proxy and forwarding, and controllers And that? S not all of them!