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于是，香荽就去外间。萧何不曾想到韩信竟然已经知道汉宫饮宴的事情，没有太多的时间疑惑消息是如何泄露的。很有决心。这两件事有关系么？靠祭海平倭乱么？那还练什么兵啊。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?"Come and join Binjiang Environmental Protection QQ Group: 202412159 or-Side lights, 2 nautical miles;