2007年7月17日
OO Principles
摘要： Encapsulates what varies. Favor composition over inheritance. Program to interfaces, not implementation. Classes should be open for extension, but closed for modification. Depend upon abstractions. ... 阅读全文
posted @ 2007-07-17 16:02 南守拥 阅读(380) 评论(2) 推荐(0) 编辑