．有哪些物件導向設計守則？

        □ Open-Closed Principle

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Open/closed_principle

        □ Dependency Inversion Principle

                》Inversion of control:
                  http://en.wikipedia.org/wiki/Dependency_inversion_principle

                》Dependency injection:
                  http://en.wikipedia.org/wiki/Dependency_injection

        □ Encapsulation

                》Separation of concerns:
                  http://en.wikipedia.org/wiki/Separation_of_concerns

                》Information hiding:
                  http://en.wikipedia.org/wiki/Information_hiding

        □ Favor 'object composition' over 'class inheritance';
           Program to an 'interface', not an 'implementation'

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Design_Patterns#Int

        □ Hollywood Principle

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Hollywood_principle

        □ Law of Demeter

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Law_Of_Demeter

        □ Loose Coupling

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Coupling_%28computer_science%29

        □ Don't repeat yourself

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Don%27t_repeat_yourself

        □ Single responsibility principle

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Single_responsibility_principle

        □ Liskov substitution principle

                》Wikipedia:
                  http://en.wikipedia.org/wiki/Liskov_substitution_principle

．Reference: http://en.wikipedia.org