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For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.出生市井的小人物韦小宝，在不会任何武功的情况下，因机缘巧合闯入江湖和皇宫，凭借超凡智慧周旋于武林帮会和朝堂之间，一路向上攀升的故事。韦小宝先是假扮太监，助康熙擒杀鳌拜，后又结识天地会总舵主陈近南，成为陈近南的关门弟子和天地会青木堂香主，他协助康熙攻打吴三桂和神龙岛，最后以远征罗刹国作为自己仕途的收尾，ysgou.cc抛弃荣华富贵，避世通吃岛。韦小宝从一个只想跟皇帝交好以换取富贵生活的小混混，一路成长为明辨忠奸善恶的“鹿鼎公”。他终于明白，富贵权柄手中过，财色皆是挫骨刀，与其舍命搏前程，不如携如花美眷，过烟火人生。该剧改编自游步新梦的同名小说《与想变成星星的你》，讲述了梦想成为天文学家，正在为人生而烦恼的大学生鹫上秀星和患心脏病时日无多的琴坂那沙在天文馆偶然相遇，并由此展开的一段爱情故事。All my warmth and tolerance　　如此纷繁复杂的素材，经过首席执行导演凯文·麦克唐纳（Kevin Macdonald）的构想与处理之后，究竟会整合出怎样的趣味来呢？However, super pilots need to fly safely for at least 1480 hours and have the capability of non-multi-weather conditions and multi-aircraft.