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Attackers can use a large number of controlled machines to establish a large number of TCP connections with Target, making it unable to accept normal TCP connection requests, thus achieving the purpose of denial of service attacks.For example, in the back-end system, There are tabular data, Each piece of data is preceded by a check box button, When you click the check box button, After obtaining the id, it needs to be passed to the server to send an ajax request. The server needs to record this data, To request, if we send an http request to the server every time we click, For the server, the pressure is relatively high and the network requests are frequent. However, if the real-time data of the system is not very high now, we can collect all ID for a period of time (e.g. 2-3 seconds) through a proxy function and send AJAX requests to the server at one time. Relatively speaking, the network requests are reduced and the server pressure is reduced.本作は大都会?東京で懸命に生きようとする女性たちの実情に迫る恋愛群像劇。東京の賃貸不動産会社で働く35歳の女性?和田かえのほか、婚約者と新居を探すプレ花嫁、運命の相手を求めてマッチングアプリを始めるフリーライター、華やかな活躍の裏で孤独を感じているバリキャリなどの姿が描かれる。谁知你一定要当我丫头。《The Defiant Ones》纪录片讲述Jimmy Iovine和Dr.Dre是如何用几十年时间建立了一个伟大的商业帝国，两个来自美国街头的孩子在艰苦的环境下完成美国梦，成为全球不可忽视的力量。 　　这幅史诗般的美国作品将告诉你——只有突破常规的智慧和逻辑，才能赢得巨大的胜利。 　　片中有Bono, David Geffen, Eminem, Nas, Ice Cube, Gwen Stefani, Jon Landau, Tom Petty, Trent Reznor, Snoop Dogg, Bruce Springsteen, will.i.am.等人出镜。 　　还有Eazy-E, JJ Fad, Stevie Nicks, N.W.A., Tom Petty, Bruce Springsteen , U2等艺人的独家录音、视频内容曝光。 　　同时，纪录片中还透露了一个大新闻—— Dr. Dre 目前正在录音室里工作，帮助 Eminem 录制他的下一张专辑中的单曲“11th Hour”Etymologically, both come from ancient Greek names, meaning "crown and corolla". In addition, the first Christian martyr was named Stephen, the translation of the Bible and the United Scriptures into Stephen.苞谷肚子清空了，在床上滚来滚去地笑。