<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[LeON_Alan的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/LeON_Alan</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; LeON_Alan]]></copyright><item><title><![CDATA[设计模式之装饰模式，学习心得。如有错误，请多指教，谢谢。]]></title><link>https://blog.youkuaiyun.com/LeON_Alan/article/details/79745219</link><guid>https://blog.youkuaiyun.com/LeON_Alan/article/details/79745219</guid><author>LeON_Alan</author><pubDate>Thu, 29 Mar 2018 17:16:46 +0800</pubDate><description><![CDATA[装饰模式设计出来的目的就是为了更方便的对现有类进行功能的添加，同时又不改变现有类。即，我是不永恒不变的，为了现在满足我某个功能，这个功能大多数时候我是不需要的，你让我自己去学习这个功能，我又不常用我学它干什么呢？没有必要改变自己嘛。就像为了在冬天保暖，我没有必要长一身毛，没有必要养一身肥肉？对吧。为了让我保暖，我就在冬天三个月时间里，穿棉衣棉裤就ok了。来年春暖花开，我再脱下棉袄，我还是我，一点没...]]></description><category></category></item><item><title><![CDATA[mysql 将查询到的记录，按一行，按元祖，将字段用逗号连接起来。]]></title><link>https://blog.youkuaiyun.com/LeON_Alan/article/details/79673271</link><guid>https://blog.youkuaiyun.com/LeON_Alan/article/details/79673271</guid><author>LeON_Alan</author><pubDate>Fri, 23 Mar 2018 22:30:36 +0800</pubDate><description><![CDATA[我是图一我是图二从图一中将某些列拼接为以逗号为间隔的新一列代码为下我是图三代码如下：SELECT     v_enterprisecomprehensiveinformationsituation.projectOwner as 'projectOwner' ,                v_enterprisecomprehensiveinformationsituation.project...]]></description><category></category></item><item><title><![CDATA[关于wamp下http://localhost地址The requested URL / was not found on this server.问题解决过程分享]]></title><link>https://blog.youkuaiyun.com/LeON_Alan/article/details/71967803</link><guid>https://blog.youkuaiyun.com/LeON_Alan/article/details/71967803</guid><author>LeON_Alan</author><pubDate>Sun, 14 May 2017 13:58:27 +0800</pubDate><description><![CDATA[在稀里糊涂一番折腾后，http://localhost解析不出来了，进入后如下图；


着急啊，要抓紧时间赶作业呢~
1. 看了很多文章，分享，也没有解决问题。无非是在httpd.conf文件里面做dany 变为 allow的修改，无效。
2. 有的同志说把 httpd.conf 里面的
 # Virtual hosts  下的 Include conf/extra/httpd-vho]]></description><category></category></item></channel></rss>