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After understanding the history and classification of design patterns, how should we learn design patterns? Before learning the design pattern, readers must establish a kind of consciousness, that is, the design pattern is not only a method and technology, but also an idea and a methodology. It has nothing to do with the specific language. The main purpose of learning design patterns is to establish object-oriented ideas, program to the interface as much as possible, with low coupling and high cohesion, so that the programs you design can be reused as much as possible. "Specious. Learning design patterns can better understand object-oriented ideas. Design patterns are some design skills and tricks. Don't rise to ideas and methodologies, okay?"他想起当年，娘先也是跟他说菊花如何如何好，他急得说菊花好，那我也不能就娶她呀，为这，还闹了一场好的。First of all, it is necessary to determine how many characters will be entered when overflow occurs.The picture shows Mr. Sun (second from right) leading the team leader (first from right) and vice-captain (first from left) to take a picture with the practice unit.At that time, the post on the parent-child kingdom祭拜过后，尹旭和钟离昧几人少不得被问及项梁遇害的过程，钟离昧和萧公角无疑是最有发言权的人。《读心人第一季》的故事围绕着TobyLogan，一个25岁的救护人员展开。他有个天大的秘密——是个通灵者。在他跟自己活力充沛的救护搭档奥斯曼值班工作的过程中，“读心人”的镜头紧随着托比尽力帮助那些处于危急之中的人们，并在此期间，逐步揭露他过去的真相。他的工作岌岌可危的同时，Toby的私人生活也不尽如人意。在探长查理·马克思和急诊医生(前女友)奥利维亚·福赛特的帮助下，托比意识到他的能力能够帮助他人。