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Articles Archive for 21 January 2011

Technology | Posted on 21 Jan 2011 | Comments Off on The Math Behind A DOS Attack | Tagged with , , , , , .

The scenario is quite common. A web server that has been running well suddenly starts acting sluggish, and then suddenly it falls over. The site is down. System administrators are

中文 | Posted on 21 Jan 2011 | Comments Off on Pidgin Won’t Connect To QQ | Tagged with .

I’ve been unable to connect to QQ the last few days. According to the bug reports, it appears that the QQ protocols have been updated, and QQ is rejecting old