设计模式可复用面向对象软件的基础。是软件界不可多得的好书，编程容易，设计软件可就难了。而设计模式在面向对象软件的设计中至关重要。-Design Patterns for Reusable Object-Oriented Software. Rare in the software sector, a good book, easy programming, design software can be difficult. And design patterns in object-orient