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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?"根据广东真实缉毒大案改编，讲述南美特训归来的年轻缉毒警王鑫在队长李广丰的带领下，为破获国际毒枭金爷的阴谋，和阴险狡诈手段狠辣的毒贩许达宏展开以“闪狙行动”为代号的缉毒行动，黑白对决，正邪对抗，一线缉毒警以英勇顽强敢于牺牲的精神打响一场海边缉毒战，最终破获缉毒大案的热血动作故事。明教洗脱嫌疑后，在张无忌的努力下，明教开始和六大门派修好。DirectX version: 12《荣光的在仁》讲述的是有著罗密欧与茱丽叶般命运的纯情自恋男金荣光和超级积极女尹在仁间的幸福旅程.通过磨难多多的主人公们与命运抗争走向成功的过程,来展现时下年轻人面对的人生逆境以及他们勇往直前的精神.贼寇纷纷入海，登梯上船。BIM's information model can be used by managers to query, modify and call, synchronously update system information, and better maintain equipment and buildings. The operation and maintenance of buildings usually include monitoring, communication, ventilation, lighting, elevators and other systems. If the above equipment and pipelines fail, they may affect the normal operation of buildings and even cause safety accidents.