<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/HelloWorldww</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; HelloWorldww]]></copyright><item><title><![CDATA[解析html下的xml文件]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7599458</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7599458</guid><author>HelloWorldww</author><pubDate>Thu, 24 May 2012 17:58:45 +0800</pubDate><description><![CDATA[string Path = ”    ";
           //   Creates   an   HttpWebRequest   with   the   specified   URL.  

            HttpWebRequest myHttpWebRequest = (HttpWebRequest)WebRequest.Create(Path);]]></description><category></category></item><item><title><![CDATA[几个经常用到的字符串的截取]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7599447</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7599447</guid><author>HelloWorldww</author><pubDate>Thu, 24 May 2012 17:56:12 +0800</pubDate><description><![CDATA[string str="123abc456";
int i=3;
1 取字符串的前i个字符
   str=str.Substring(0,i); // or  str=str.Remove(i,str.Length-i); 
2 去掉字符串的前i个字符：
   str=str.Remove(0,i);  // or str=str.Substring(i); 
3 从右边开始取i个字符]]></description><category></category></item><item><title><![CDATA[C#连接mysql 数据库]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7530958</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7530958</guid><author>HelloWorldww</author><pubDate>Thu, 03 May 2012 13:35:23 +0800</pubDate><description><![CDATA[public class SqlHelpe
    {
        /// 
        /// 建立mysql数据库链接
        /// 
        /// 
        public static MySqlConnection getMySqlCon()
        {
           // string conn = "Data Sour]]></description><category></category></item><item><title><![CDATA[xml解析，保存在list中]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7444319</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7444319</guid><author>HelloWorldww</author><pubDate>Tue, 10 Apr 2012 10:53:37 +0800</pubDate><description><![CDATA[xml

-
list>


-
com.vin.sip.model.Token>


 
did>1did>



 
token>adfdasfsaftoken>


 
com.vin.sip.model.Token>



-
com.vin.sip.model.Token>


 
did>2did>



 
toke]]></description><category></category></item><item><title><![CDATA[基于Ajax的web2.0]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7376827</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7376827</guid><author>HelloWorldww</author><pubDate>Wed, 21 Mar 2012 10:21:41 +0800</pubDate><description><![CDATA[var xmlhttp;
        function createRequest()
        {
        //首先判断是否是IE浏览器
            if(window.ActiveXObject)
            {
                xmlhttp = new ActiveXObject("Microsoft.XMLHTTP")]]></description><category></category></item><item><title><![CDATA[进度条式限制文本框输入字节]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7376448</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7376448</guid><author>HelloWorldww</author><pubDate>Wed, 21 Mar 2012 09:06:06 +0800</pubDate><description><![CDATA[.progress
        {
            width: 1px;
            height: 14px;
            color: white;
            font-size: 12px;
            overflow: hidden;
            background-color: navy;]]></description><category></category></item><item><title><![CDATA[sql语法大全]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7325434</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7325434</guid><author>HelloWorldww</author><pubDate>Tue, 06 Mar 2012 16:33:57 +0800</pubDate><description><![CDATA[点击打开链接]]></description><category></category></item><item><title><![CDATA[asp.net 单用户登录经典解决方案]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7323921</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7323921</guid><author>HelloWorldww</author><pubDate>Tue, 06 Mar 2012 11:04:25 +0800</pubDate><description><![CDATA[这里指的单点，泛指在WEB服务端，一个账户同一时刻只能存在一个票据！
大家开发中可能都碰到的一个问题，怎么使同一个用户，在同一时间内只允许登录一次。
很多人都会想到在数据库中用一个标识字段，登录进去置1,退出置0,登录时判断这个字段，如果是1就说明此用户在线，不允许登录，这个方案看似有效，但在实际使用中发现问题很多，比如，用户不是通过程序中的退出按纽退出，而是直接关闭IE，这样的话，下次登录时]]></description><category></category></item><item><title><![CDATA[ASP.NET配置文件Web.config]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7291095</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7291095</guid><author>HelloWorldww</author><pubDate>Fri, 24 Feb 2012 15:53:38 +0800</pubDate><description><![CDATA[一、认识Web.config文件 
   
  　　Web.config文件是一个XML文本文件，它用来储存 ASP.net Web 应用程序的配置信息（如最常用的设置ASP.NET Web 应用程序的身份验证方式），它可以出现在应用程序的每一个目录中。当你通过VB.NET新建一个Web应用程序后，默认情况下会在根目录自动创建一个默认的 
  Web.config文件，包括默认的配置设置，所]]></description><category></category></item><item><title><![CDATA[时间正则表达式]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7228431</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7228431</guid><author>HelloWorldww</author><pubDate>Thu, 02 Feb 2012 14:47:17 +0800</pubDate><description><![CDATA[正则表达式


(?n:^(?=\d)((?31(?!(.0?[2469]|11))|30(?!.0?2)|29(?(.0?2)(?=.{3,4}(1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|(16|[2468][048]|[3579][26])00))|0?[1-9]|1\d|2[0-8])(?[/.-])(?0?[1-9]|1[012])]]></description><category></category></item><item><title><![CDATA[xml文件 省市区三级联动]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7199344</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7199344</guid><author>HelloWorldww</author><pubDate>Fri, 13 Jan 2012 17:08:00 +0800</pubDate><description><![CDATA[xml version="1.0" encoding="utf-8"
?> 

-
country>


-
province pname="北京市">


  
city cname="东城区" />



  
city cname="西城区" />



  
city cname="崇文区" />



  
city cname="宣]]></description><category></category></item><item><title><![CDATA[用DropDownList控件绑定XML数据实现省市区三级联动]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7199327</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7199327</guid><author>HelloWorldww</author><pubDate>Fri, 13 Jan 2012 17:05:48 +0800</pubDate><description><![CDATA[Citys.xml文件格式:






    
      
      
      
      
    
    
      
      
      
      
      
    
    
      
      
      
      
    

 
前台显示代码(VS2005的AJAX1.0实现无刷新调]]></description><category></category></item><item><title><![CDATA[Response.Redirect():Server.Transfer(): Server.Execute区别]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7193307</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7193307</guid><author>HelloWorldww</author><pubDate>Wed, 11 Jan 2012 12:49:18 +0800</pubDate><description><![CDATA[1 、 Response.Redirect():
Response.Redirect 方法导致浏览器链接到 一个指定的 URL 。当 Response.Redirect() 方法被调用时，它会创建一个应答，应答头中指出了状态代 码 302 （表示目标已经改变）以及新的目标 URL 。浏览器 从服务器收到该应答，利用应答头中的信息发出一个对新 URL 的请求 。
 
    这就是说，使用 R]]></description><category></category></item><item><title><![CDATA[ASP.NET页面跳转的几种方法]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7184408</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7184408</guid><author>HelloWorldww</author><pubDate>Sat, 07 Jan 2012 23:27:58 +0800</pubDate><description><![CDATA[ASP.NET页面跳转的几种方法







标签
1.         
2.         这是最常见的一种转向方法;

HyperLink控件
1.         Asp.net 服务器端控件 属性NavigateUrl指定要跳转到的Url地址
2.         NavigateUrl是可以在服务器端使用代码修改，这个区别于
3.         由于]]></description><category></category></item><item><title><![CDATA[asp.net后台等待几秒执行程序或者跳转页面]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7184395</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7184395</guid><author>HelloWorldww</author><pubDate>Sat, 07 Jan 2012 23:20:39 +0800</pubDate><description><![CDATA[下面是几种Asp.net后台cs中，几种让页面等待几秒或一定时间后，再执行下一步操作的方法：
1、Response对象跳出转向
代码：Response.Write( "  ");
2、通过Thread方法
代码：System.Threading.Thread.Sleep(3000);
注：这种方法便捷，但不是很科学，它是使系统休眠一定时间
3、跳转函数
代码：ClientScript]]></description><category></category></item><item><title><![CDATA[.net控件ScriptManager和UpdatePanel无法弹出窗口的问题]]></title><link>https://blog.youkuaiyun.com/HelloWorldww/article/details/7098075</link><guid>https://blog.youkuaiyun.com/HelloWorldww/article/details/7098075</guid><author>HelloWorldww</author><pubDate>Fri, 23 Dec 2011 14:12:55 +0800</pubDate><description><![CDATA[.net使用ScriptManager和UpdatePanel无法弹出窗口如何解决

.net使用静态刷新控件ScriptManager和UpdatePanel无法弹出窗口如何解决

如果在页面里面用到了ScriptManager，里面再放个更新面板，那客户端的弹出对话框就不起作用了。

例如：

Page.ClientScript..RegisterStartupScript(t]]></description><category></category></item></channel></rss>