先看一幅图吧: 这幅图清晰地表达了六大设计原则,但仅限于它们叫什么名字而已,它们具体是什么意思呢?下面我将从原文.译文.理解.应用,这四个方面分别进行阐述. 1.单一职责原则(Single Responsibility Principle - SRP) 原文:There should never be more than one reason for a class to change. 译文:永远不应该有多于一个原因来改变某个类. 理解:对于一个类而言,应该仅有一个引起它变化的原因.说白了
Trello简介(https://www.trello.com) A Trello board is a list of lists, filled with cards, used by you and your team. It’s a lot more than that, though. Trello has everything you need to organize projects of any size. 简单总结:卡片管理列表,适应到项目管理的各个维度(需求管理.任务管理.缺