Daily Bookmarks 20121119

How do I add an empty directory to a git repository - Stack Overflow
http://stackoverflow.com/questions/115983/how-do-i-add-an-empty-directory-to-a-git-repository

开始使用 Markdown - TaobaoUED
http://ued.taobao.com/blog/2012/07/03/getting-started-with-markdown/