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This kind of attack was discovered as early as 1996, but it still shows great vitality. Many operating systems, even firewalls and routers, cannot effectively defend against this kind of attack, and it is very difficult to trace it because it can easily forge the source address. Its packet characteristics are usually that the source sends a large number of SYN packets and lacks the last handshake ACK reply of the three handshakes.The Interface Segmentation Principle (ISP) means that it is better to use multiple specialized interfaces than to use a single total interface. That is to say, don't let a single interface take on too many responsibilities, but should separate each responsibility into multiple specialized interfaces for interface separation. Too bloated an interface is a kind of pollution to the interface.System.out.println ("observer1 has received! ");栓娃子来看你们了……才喊出一句，他就失声痛哭起来。ViuTV开拍新剧《i.SWIM》，以泳队为背景，由吴海昕（Sofiee）及港版「脸蛋天才」魏浚笙（Jeffrey）担正，Sofiee饰演剧中唯二的女角Miss翁、并负责带队出战。由于故事设定为男校，谈起Sofiee在剧中享齐人之福，她就自言其实好Man：「其实学校慨戏充满血与泪，冇睇有几多男仔包围住我，而系睇渠哋付出几多坚持先游到终点，真系好青春、励志、感人！」Gets the response's event listener and the Dom binds to the generated event object.Nicholas Tse