Concepts and Design Patterns
These pages describe a number of concepts and design patterns that are useful in Cocoa programming.
Reading Objective-C Documentation: Learn how to read documentation written for Objective-C programmers, and apply it to your Cocoa-Perl programming.
MVC - Model-View-Controller: A description of the MVC (Model-View-Controller) design pattern.
Collections: Using Cocoa's arrays, dictionaries, and other collection objects.