http://blog.csdn.net/caz28/article/details/5710576
http://software.intel.com/zh-cn/articles/hash/?utm_campaign=CSDN&utm_source=intel.csdn.net&utm_medium=Link&utm_content=others-%20Hash
Windows下删除.svn文件夹的最简易方法
原文：http://www.cnblogs.com/diyunpeng/p/3538985.html
