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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?"《狼烟》以鄂西山区“红军抗日、解放剿匪”的革命斗争历程为载体，讲述了有着不共戴天之仇的土匪与地主双方，在我党的引导下逐渐从生死对抗转为互伸援手直至冰释前嫌，最终弃暗投明联手粉碎国民党反攻大陆阴谋的故事。犬の穴 浅田美代子 三浦友和We can write the following code:该剧以三对母女为中心，讲述了与在她们身边发生的有关爱情、婚姻的故事，反应了婚姻、单身、再婚等在韩国社会的现状。http://www.2dy.cc/bf/13093/三个涉世不深的少女离家出走，被蛇头骗到泰国，从此走上了一条惊心动魄的危险之路，历经艰辛的磨难，增强了三个少女对祖国对家庭的眷恋和热爱，悟出生命的真谛，最终踏上了回家之路。《今世迷情》故事由３个少女的偷渡遭遇展开，以娱乐、刑侦为载体，引发了道德回归和爱国主义思考，是一部观赏性较强思想内涵很深的现实题材电视剧。印象中的“金三角”是个充满硝烟、罪恶、制贩毒品的基地。如今，半个多世纪过去了，“金三角”地区还是笼罩着那层充满神奇色彩的面纱吗？电视剧《今世迷情》里将为你解答这些疑问。此剧故事情节曲折复杂，跌宕起伏，人物命运催人泪下。既有“金三角”鲜为人知的神秘色彩，又有浓郁的异国风情，既有血浓于水的同胞之情，又有错综复杂的旷世情缘，此剧由一个偷渡的不轨行为引发了一起爱国爱家的思考……大结局：谢老兵在救回英子的途中被班的人击毙了。李景云疯了，桂茹出车祸抢救无效，班进班房了，李氏父子相认了。迷失少女终于凭借好心人的帮助和自己的勇气回归了属于自己的世界！求保底月票哟。