http://acm.csu.edu.cn/OnlineJudge/problemset.php?page=7 //中南大学acm
http://acm.hdu.edu.cn/listproblem.php?vol=12 //杭电acm
http://bestcoder.hdu.edu.cn/contests/contest_list.php //best codeer
http://www.patest.cn/contests/pat-a-practise/ //PAT
http://www.acmerblog.com/ //acm之家
http://www.wooyun.org/ //乌云之家
http://stackoverflow.com/
http://www.cnblogs.com/ 、、博客园
https://github.com/jikeytang/sublime-text
https://github.com/softwaredownload/openwrt-fanqiang