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1937年卢沟桥事变爆发，日本大举入侵中国。中国到了生死存亡的关键时刻，国民党内部的腐败再也掩盖不住了，空军在穷兵黩武的日本面前不堪一击。Soon I saw Li Jianzhong's C # Object-Oriented Design Pattern Lecture on MSDN's Webcast. A very good series of lectures gave me a new understanding of design patterns. I realized that learning design patterns, specifically learning object-oriented design patterns, should start with learning object-oriented. "The principle of object-oriented is like understanding the rules of chess, and the design pattern is equivalent to a mess. I don't know what the rules look at." Since I have been doing ASP.NET development for the previous year, although I have been writing classes, learning Duwamish to make hierarchical architecture, typed DataSet and custom entity classes, it seems that I haven't used interfaces much in the past year, and I seldom use any polymorphism. In fact, the understanding of object-oriented programming is still very vague.Left Rudder Insert Shift + Left Arrow-　　失去了唯一的儿子，阿秋在悲愤之中陷入了绝望，他得知赵中天即将带着东东前往美国，他们可能再也无法相见，情急之下，阿秋将一所小学里的学生们当做人质，希望能够借此夺回东东。卓立人（赵文卓 饰）是身手了得的保安，祁红（黎姿 饰）是经验丰富的记者，在他们的帮助下，阿秋能否实现自己的愿望呢？The name of MDT can not only give doctors a clear understanding of the disease categories discussed in this MDT, but also give patients guidelines for seeking medical treatment.In any case, Station B has ushered in the 10th anniversary all the way. I sincerely offer my best wishes. Comparatively speaking, it is still the most successful secondary website in China. I cannot leave it and hope Station B will get better and better.