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于是板栗的好日子便结束了。88648326琴楠缓缓说出了自己的看法。/surpriseSoon 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.刘邦闻听消息之后，立即是翘首以盼，忙问道：怎么样？情况如何？张良喜滋滋地解释道：项羽全然没有防备，周勃和樊哙二位将军出其不意，攻其不备，大破楚军营寨，楚军死伤过万，首战大获全胜。陈广陵原本家境殷实，其父早逝却不学无术整日与江湖骗子大头文鬼混，茅山派掌门派大弟子祁秀美企图加害潘馗。被龙虎山掌门凌啸天得知消息，命侄女凌彩月下山，欲联同其师兄潘馗除魔，没料到二人性格不合，时生争执，屡误大事，岂料彩月与潘馗徒弟陈广陵二人暗生情愫。