<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[dinglingjie的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/dinglingjie</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; dinglingjie]]></copyright><item><title><![CDATA[Javascript判断变量是否定义的方法，欢迎补充]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/47378549</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/47378549</guid><author>dinglingjie</author><pubDate>Sun, 09 Aug 2015 20:40:41 +0800</pubDate><description><![CDATA[使用一个未定义的变量，javascript会报 Uncaught ReferenceError 错误，正常情况下也不需要考虑这种情况，试想这样一个情景：AB两个功能类似的页面引用了同一个js文件，有一天有一个有个紧急的需求修改，需要在A页面引入新的js变量，然后你再那个js文件做了对应的修改，然而因为时间太久的原因，你忘记了B页面也同样引用了这个js，那么问题来了。紧急上线后，A页面是没有任何问题]]></description><category></category></item><item><title><![CDATA[discuz!7.2升级discuzX3.2，流程文档（有二次开发）]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/41543941</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/41543941</guid><author>dinglingjie</author><pubDate>Thu, 27 Nov 2014 11:41:13 +0800</pubDate><description><![CDATA[由于官方给出的教程大多需要备份原来的数据库以防升级失败，风险较高，所以本教程不论升级成功与否，对原来的discuz数据库是完全没有影响的。

如果discuz与第三方站点有同步登陆等联系的，升级之前需要先将discuz与第三方站点解绑，保证discuz关闭后对与之关联的第三方站点没有影响。

示例为discuz!7.2_FULL utf-8版本升级至discuzX3.2版本（其他版本思路一]]></description><category></category></item><item><title><![CDATA[关于script,img,iframe等由js脚本发起的跨域]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/40940293</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/40940293</guid><author>dinglingjie</author><pubDate>Sun, 09 Nov 2014 02:27:01 +0800</pubDate><description><![CDATA[如果当前页面时http,若发起的请求时https]]></description><category></category></item><item><title><![CDATA[内层元素（如img图片）相对于外层容器绝对水平居中的实现方法（pure CSS）]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/39102505</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/39102505</guid><author>dinglingjie</author><pubDate>Sat, 06 Sep 2014 17:36:19 +0800</pubDate><description><![CDATA[引：若外层容器比其内的图片]]></description><category></category></item><item><title><![CDATA[CSS中margin边界叠加问题及解决方案]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/37994637</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/37994637</guid><author>dinglingjie</author><pubDate>Sun, 20 Jul 2014 17:45:08 +0800</pubDate><description><![CDATA[转载自：http://developer.51cto.com/art/201008/221940.htm]]></description><category></category></item><item><title><![CDATA[IE8神奇的网页快讯-让你的网站也支持!]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/37906015</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/37906015</guid><author>dinglingjie</author><pubDate>Thu, 17 Jul 2014 14:20:01 +0800</pubDate><description><![CDATA[转载自：http://bbs.blueidea.com/thread-2926268-1-1.html


如果你见过网页kuaixu]]></description><category></category></item><item><title><![CDATA[Discuz7.2 IE和chrome等浏览器兼容性写法 杜工完全修补方案]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/37883105</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/37883105</guid><author>dinglingjie</author><pubDate>Wed, 16 Jul 2014 18:18:34 +0800</pubDate><description><![CDATA[转载自：http://www.3lian.com/edu/2013/07-23/83462.html——————]]></description><category></category></item><item><title><![CDATA[利用vertical-align:middle实现垂直居中对齐]]></title><link>https://blog.youkuaiyun.com/dinglingjie/article/details/24659611</link><guid>https://blog.youkuaiyun.com/dinglingjie/article/details/24659611</guid><author>dinglingjie</author><pubDate>Mon, 28 Apr 2014 18:18:17 +0800</pubDate><description><![CDATA[该文字转载自博客园：]]></description><category></category></item></channel></rss>