一些有用的鏈接:
鳥哥的Linux私房菜:
http://linux-vbird.bluedata.org/
vim練級攻略(超實用)
http://coolshell.cn/articles/5426.html
Shell腳本學習:
http://www.linux.gov.cn/shell/
awk學習筆記:
http://man.lupaworld.com/content/manage/ringkee/awk.htm
sed學習筆記:
http://man.lupaworld.com/content/manage/ringkee/sed.htm
正則表達式30分鐘入門教程:
http://deerchao.net/tutorials/regex/regex.htm
squid配置:
http://www.linux.gov.cn/netweb/squid.htm#example2
深入理解HTTP協議:
http://www.360doc.com/content/10/0930/17/3668821_57590979.shtml
魔方視頻教程: