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In fact, each design pattern is a very important idea, which looks very familiar. In fact, it is because what we have learned is involved. Although sometimes we don't know it, it is actually reflected everywhere in Java's own design, such as AWT, JDBC, collection class, IO pipeline or Web framework, in which design patterns are everywhere. Because of our limited space, it is difficult to talk about every design pattern in great detail, but I will try my best to write down the meaning clearly in the limited space and space so as to make everyone understand better. If there is no accident in this chapter, it should be the last talk of the design pattern. First of all, it should be the figure at the beginning of the previous article:Understanding Factory Method Patterns: All Factory Method Patterns are used to create objects. The factory method pattern encapsulates the object creation process by letting subclasses decide what the created object is. The factory method pattern has the following roles:On the other hand, although DDoS can erode bandwidth or resources and force service interruption, this is far from the real purpose of hackers. As the saying goes, there is no killing without buying and selling. DDoS is only a nuclear weapon in the hands of hackers. Their purpose is either extortion, commercial competition or political stance. Driven by this kind of black interest, more and more people take part in this industry and improve and upgrade the attack methods, resulting in DDoS becoming more and more fierce in the Internet industry and becoming a persistent disease that cannot be overcome worldwide.2. Integration and commonality of celebrity endorsements. As an enterprise's brand, there will be development, brand expansion and different spokesmen. Spokesmen should be selected from the long-term plan of brand building and pay attention to identity. The shaping and maintenance of brand image should consider the long-term nature of the overall brand image while considering the phased objectives of brand development.五十年后，一个叫作郑芝龙的男人将会出生，他将同样在九州，在平户建立一个海上王国，走过与汪直同样的道路，只是最重要的一步他成功了，招安归明封王，荡平东海，其子郑成功更是虎据苔湾，攘夷辅国，终是在明末昏暗历史上书下惊鸿一瞥。买来了《武侠世界》杂志后，童岳等不及回家，在路上的时候，就翻开了杂志。当代著名清谈节目《有一说一》主持人严守一工作上遇到了很大的危机。因为原先支持他的主管节目的老总退位了，新换来的段总一味追求收视率，使得原先的节目定位和风格开始摇摆。严守一和总策划费墨想尽快提高节目的收视率又能保持节目原来的风格，但是找不到方法。这时在严守一的老家——河南严家庄，牛三斤他爹去世了，严守一从哥哥黑砖头的家乡来电里得知了这一消息，不禁勾起了他少年时期跟表嫂吕桂花去打电话的一段记忆。吕桂花是牛三斤的媳妇，严守一十一岁的时候，曾经跟吕桂花去镇上给在三矿工作的牛三斤打过一次电话。那次打电话的内容在三矿流传成了一首歌谣：牛三斤/牛三斤/你的媳妇叫吕桂花/吕桂花让问一问/最近你还回来吗？在主持人的台词培训班上，离婚后的严守一认识了开朗热情的台词教师沈雪。两人互相被吸引。在沈家的步步紧逼下，严守一和沈雪到了谈婚论嫁的地步。但在严守一带沈雪回老家见奶奶的时候，严守一得到了一个令他震惊的消息，这一消息使得严守一和沈雪的关系又紧张起来……