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DoS (Denial of Service), its principle is very simple, is to use the machine in our hand to send requests to the server, if the server in our hand has better performance than the server's host in all aspects, then when we send a large number of requests to the server, occupying the server's resources, resulting in the server has no ability to process other user requests.四月三十号的晚上，无数网友守在电脑前，不断刷新着启明的网页。　　醋意与爱意齐飞，阴谋共阳谋一色。Repeating your current daily work for 1,000 days will not make you an expert, but will only make you fall deeper into the current situation. Psychologist Anders Erickson's principle of "deliberate practice" has refreshed our understanding of learning and practice, knowledge and skills, 10,000 hours and success. What is more valuable is that the book focuses on explaining how to practice "deliberate practice" in our work and life. As long as it is applied, we will be able to train ourselves to be outstanding in 1,000 days.说着眼角滚下泪来。小玉，怎么样？这《笑傲江湖》是不是甩开《天河魔剑录》八条马路？付宇锋说道。