You know you don't want to reinvent the wheell ( or worse, a flat tire ), so you look to design patterns--the lesson learned by those who've faced the same software design problem. With design patterns, you get to take advantage of the best practices and experience of others. So that you can spend your time on…something eles..Something more challenging. Something more complex. Something more fun. You want to learn:
-The Patterns that matter
-How to apply them to your own design, right now
-When not to use them ( hoe to avoid pattern fever )
-OO design principles on which patterns are based
1.Welcome to Design Patterns: an introduction
2.Keeping your Objects in the know: the Observer Pattern
3.Decorating Objects: the Decorate Patterns
4.Backing with OO goodness: the Factory Patterns
5.One of a Kind Objects: the Singleton Pattern
6.Encapsulating Invocation: the Command Pattern
7.Being Adaptive: the Adapter and Facade Patterns
8.Encapsulating Algorithms: the Template Method Pattern
9.Well-managed Collections: the Integrator and Composite Patterns
10.The State of Things: the State Pattern
etc.