http://wenku.it168.com/d_000572833.shtml (windows)
http://www.cnblogs.com/zhangyongli2011/archive/2012/04/04/2431953.html (linux)
http://wenku.it168.com/d_000572833.shtml (windows)
http://www.cnblogs.com/zhangyongli2011/archive/2012/04/04/2431953.html (linux)