几个犯过的错误对应的解决办法

软件源的问题：

http://www.linuxidc.com/Linux/2013-05/83902.htm这里描述的是怎么修改源；

http://wiki.ubuntu.org.cn/给出了中文的源列表

yum与aptitude的用法比较http://blog.sina.com.cn/s/blog_131751d020102vaoi.html

http://my.oschina.net/liangrockman/blog/165051

GPG error：

http://en.kioskea.net/faq/809-debian-apt-get-no-pubkey-gpg-error，但是自己没有使用成功

How do I fix a “Problem with MergeList” or “status file could not be parsed” error when trying to do an update?

在终端中输入：sudo rm /var/lib/apt/lists/* -vf 进而输入sudo apt-get update

Awesome robot research presented at the best conf in robotics in the world：

https://www.youtube.com/watch?v=OM_1F33fcWk

http://rll.berkeley.edu/deeplearningrobotics/index.html

The idea about the work:

http://www.apesk.com/gate/

http://www.apesk.com/index.html

https://docs.python.org/2/library/pdb.html 关于pdb的介绍与调用invoke

http://www.pdfshu.org/?pdf/6010