Software design principles(软件设计原则)

Copy from 《ASP.net MVC Framework Unleashed》.

• SRP-Single Responsibility Principle(单一职责原则)
• OCP-Open Closed Principle(开闭原则)
• LSP-Liskov substitution Principle(里氏替换原则)
• ISP-Interface Segregation Principle(接口分离原则)
• DIP-Dependency Invertion Principle(依赖倒置原则)