tools

gdb
http://www.cnblogs.com/stli/archive/2010/03/09/1681918.html

vim
http://easwy.com/blog/archives/advanced-vim-skills-catalog

tiny-linux
http://www.2cto.com/os/201304/199893.html

init-src
http://freecode.com/projects/sysvinit

LFS
http://davidgao.github.io/LFSCN/index.html

bashrc
http://linux.chinaunix.net/techdoc/net/2007/05/22/958388.shtml

http://blog.sina.com.cn/s/blog_70dd16910101akk2.html

FreeBSD
ftp://ftp.freebsd.org/pub/FreeBSD/releases/i386/10.0-RELEASE/src.txz

http://www.ruanyifeng.com/blog/2007/10/ascii_unicode_and_utf-8.html
https://www.ibm.com/developerworks/cn/linux/l-cn-linuxglb/
http://www.ibm.com/developerworks/cn/linux/l-cn-tip-vim/

http://www.cnblogs.com/scue/p/3587465.html

http://bbs.linuxtone.org/thread-2224-1-1.html
http://www.linuxsir.org/bbs/thread337557.html
http://www.linuxsir.org/bbs/thread267672.html

http://www.ibm.com/developerworks/cn/linux/l-cn-scheduler/