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是赵守正导演。The next four patterns, including this pattern, are all the relationships between classes and do not involve inheritance. When learning, you should remember induction and the diagram at the beginning of this article. The observer mode is well understood, similar to email subscription and RSS subscription. When we browse some blogs or wikis, we often see RSS icons. This means that when you subscribe to the article, you will be notified in time if there are subsequent updates. In fact, in a nutshell, when an object changes, other objects that depend on the object will be notified and will change with it! Objects are a one-to-many relationship. Let's look at the diagram first:讨厌女生的初中二年级学生夜守光，现在不知为何不去上学了。Netflix续订《铁拳》第二季！该剧集由漫威和Netflix联手打造，第一季由菲恩·琼斯主演。此次漫威电视还透露，在新一季中，杰西卡·亨维克扮演的科琳·温，将同《卢克·凯奇》第一季中的纽约女警米斯蒂·奈特展开合作。除了菲恩·琼斯和杰西卡·亨维克，罗莎里奥·道森、杰西卡·斯特普等人都将回归。该剧讲述了上个世纪40年代,段胜男(黄奕饰)为了挽救濒临生存危机的玉器行和狱中的父亲,冒险去缅甸寻找好玉,途中遇险,偶然得到从上海滩跑出的向随缘(方中信饰)搭救,两人在危难中产生了感情.与此同时,爱国军阀厉军(杨子饰)也喜欢上了气质脱俗的胜男,并对她展开了狂热的追求.时间转到2000年,段...　　Freeform宣布续订《#麻烦一家人# Good Trouble》第二季。The attacker first completes the three-way handshake to establish the connection, but in the last ACK reply of the three-way handshake, the TCP window size is set to 0, and then a data request is made. When the attack target sends the request result to the attacker, it stops the data transmission when it finds that the TCP window size is 0, and sends out a TCP window detection packet to ask the attacker if the TCP window has been updated. Since the attacker will not update the window size, the attack target will always maintain the TCP connection and wait for the data to be sent, and continuously carry out TCP window size detection. When the number of controlled hosts in the botnet is large, Target's connection table will gradually be exhausted, resulting in denial of service.