很好的文章
http://www.cnblogs.com/mahang/archive/2011/10/07/2200796.html
http://www.cnblogs.com/ziffer/archive/2009/10/18/1585521.html
http://www.cnblogs.com/long-gengyun/archive/2010/05/16/1736785.html
http://www.cnblogs.com/dhb133/archive/2007/06/19/789214.html
http://xinsheng.huawei.com/cn/index.php?app=forum&mod=Detail&act=index&id=155385
http://xinsheng.huawei.com/cn/index.php?app=forum&mod=Detail&act=index&id=136475
http://xinsheng.huawei.com/cn/index.php?app=forum&mod=Detail&act=index&id=489963
http://xiangsheng.iteye.com/link?default=1
http://www.cnblogs.com/wjun530/archive/2008/01/04/1025393.html
