https://news.ycombinator.com/item?id=6155556 https://news.ycombinator.com/item?id=6155556 http://blog.twistedcode.org/2008/03/customizing-your-bash-prompt.html

https://news.ycombinator.com/item?id=6155556 https://news.ycombinator.com/item?id=6155556 http://blog.twistedcode.org/2008/03/customizing-your-bash-prompt.html http://blog.twistedcode.org/2008/03/customizing-your-bash-pr... http://www.bbs-software.com/blog/2013/08/03/%EF%A3%BF-in-your-system-prompt/ http://www.bbs-software.com/blog/2013/08/03/%EF%A3%BF-in-you...