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The 23 design modes, in fact, the predecessors have summed up the ways to solve the problem. Their aim is to ensure the low coupling and high cohesion of the system. The principles guiding them are nothing more than the design principles of packaging change, single responsibility, interface-oriented programming, etc. After that, I will continue to share my WCF learning process. Although there are many WCF series in the blog park, I felt that it was not necessary to write them before, and I felt that I could use them. However, I did not write them. I always felt that the knowledge was not my own and I did not feel in-depth. Therefore, I still want to write such a series. I hope all bloggers will support me more.吃了元宵、馄饨，刚才还在前面街上喝了粥呢。在25年的婚姻中，Stephan和Karla创造了精彩的时刻，共享了美好时光。 但Stephan意外去世后，Karla很快被他们从未讨论过的秘密给包围。 震惊、对经济的迫切担忧和对丈夫忠诚度的怀疑，促使Karla匆忙申请了一份殡仪馆的工作——担任悼词员。与此同时，她发现自己很难克服丧亲之痛，从而导致家庭日益陷入混乱。These three photos are very down-to-earth and the background is too messy, isn't it?那就只是买来了，还没用？你怎么说话呢……杨寿全骂道。一句谢谢就完事了？徐风抬手在他脑袋顶上揉了揉，轻声细语地说：晓晓乖，哥明天请你吃饭。她必须回到台湾独自生活，她再次遇到了在上海认识的秦朗（罗志祥 饰）。秦朗对插画有浓厚兴趣，但到大陆谈出版生意时被骗取了所有钱财，因为他在上海打工的时候结识了心蕾。再次重逢后，当秦朗知道了心蕾的状况后，两人成为了好友。心蕾打算落脚的地方竟然是秦朗的房子，由于无法拿出房契证明，心蕾只好暂住秦朗的家，心蕾倍感寄人篱下。