<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[levin9的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/levin9</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; levin9]]></copyright><item><title><![CDATA[自己写的文件上传按钮]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/842591</link><guid>https://blog.youkuaiyun.com/levin9/article/details/842591</guid><author>levin9</author><pubDate>Tue, 27 Jun 2006 22:55:00 +0800</pubDate><description><![CDATA[using System;using System.Collections;using System.ComponentModel;using System.Data;using System.Drawing;using System.Web;using System.Web.SessionState;using System.Web.UI;using System.Web.UI.WebContr]]></description><category></category></item><item><title><![CDATA[一些sql 语句 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/753782</link><guid>https://blog.youkuaiyun.com/levin9/article/details/753782</guid><author>levin9</author><pubDate>Wed, 24 May 2006 23:49:00 +0800</pubDate><description><![CDATA[1. 行列转换--普通假设有张学生成绩表(CJ)如下Name Subject Result张三 语文 80张三 数学 90张三 物理 85李四 语文 85李四 数学 92李四 物理 82想变成 姓名 语文 数学 物理张三 80 90 85李四 85 92 82declare @sql varchar(4000)set @sql = select Nameselect @sql = @sql]]></description><category></category></item><item><title><![CDATA[CodeProject - 使用GDI+ for .NET创建一个含有水印效果的照片 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/753682</link><guid>https://blog.youkuaiyun.com/levin9/article/details/753682</guid><author>levin9</author><pubDate>Wed, 24 May 2006 22:16:00 +0800</pubDate><description><![CDATA[Creating a Watermarked Photograph with GDI+ for .NETBy Joel NeubeckThis article describes the process of overlaying a Watermark image on top of a photograph using GDI+ and C# for .NET  原文链接：http://www]]></description><category></category></item><item><title><![CDATA[翻译的篇AJAX的文章]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/753550</link><guid>https://blog.youkuaiyun.com/levin9/article/details/753550</guid><author>levin9</author><pubDate>Wed, 24 May 2006 20:27:00 +0800</pubDate><description><![CDATA[闲着没事，在SUN.COM上看到一篇AJAX的文章，感觉不错，所以试着译成了中文。许多地方自己也把握不也作者的意思，加上个人英文水平不咋地，可能许多不正确的地方，希望大家指正。样例安装的一段没有翻译，感觉没有必要～～（例子中没有附JSTL包，要自己到APACHE下载安装。）原文地址：http://java.sun.com/developer/EJTechTips/2005/tt1122.html#]]></description><category></category></item><item><title><![CDATA[SQL语句导入导出大全]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/708653</link><guid>https://blog.youkuaiyun.com/levin9/article/details/708653</guid><author>levin9</author><pubDate>Fri, 05 May 2006 00:10:00 +0800</pubDate><description><![CDATA[--1.excel--------------------------------- 导出到excelEXEC master..xp_cmdshell bcp SettleDB.dbo.shanghu out c:/temp1.xls -c -q -S"GNETDATA/GNETDATA" -U"sa" -P""-- 导入ExcelSELECT * FROM OpenDataSource(M]]></description><category></category></item><item><title><![CDATA[JS常用的一些判断输入验证]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/642305</link><guid>https://blog.youkuaiyun.com/levin9/article/details/642305</guid><author>levin9</author><pubDate>Wed, 29 Mar 2006 00:07:00 +0800</pubDate><description><![CDATA[JS常用的一些判断输入验证 script language="javascript">//去左空格;function ltrim(s){    return s.replace( /^//s*/, "");}//去右空格;function rtrim(s){    return s.replace( ///s*$/, "");}//去左右空格;function trim(s]]></description><category></category></item><item><title><![CDATA[想实现日期为当天的时候，显示的日期颜色跟其他的不同]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/639437</link><guid>https://blog.youkuaiyun.com/levin9/article/details/639437</guid><author>levin9</author><pubDate>Sun, 26 Mar 2006 23:30:00 +0800</pubDate><description><![CDATA[private void Page_Load(object sender, System.EventArgs e){for(int i=0; i {   if(Convert.ToDateTime(DataGrid1.Items[i].Cells[0].Text).ToShortDateString()==System.DateTime.Now.ToShortDateString()){DataG]]></description><category></category></item><item><title><![CDATA[怎样在浏览器状态栏文字显示用户信息]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/639301</link><guid>https://blog.youkuaiyun.com/levin9/article/details/639301</guid><author>levin9</author><pubDate>Sun, 26 Mar 2006 21:06:00 +0800</pubDate><description><![CDATA[function window_onload(){window.status="用户名字:"}]]></description><category></category></item><item><title><![CDATA[动态隐藏DIV层的问题 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/639069</link><guid>https://blog.youkuaiyun.com/levin9/article/details/639069</guid><author>levin9</author><pubDate>Sun, 26 Mar 2006 15:45:00 +0800</pubDate><description><![CDATA[public void aaa(object src,EventArgs e){。。。}abckd;      div1.Styles["visibility"] = "visible";]]></description><category></category></item><item><title><![CDATA[怎样才能使TextBox中只能输入4-10位中文或英文字母或数字]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/638024</link><guid>https://blog.youkuaiyun.com/levin9/article/details/638024</guid><author>levin9</author><pubDate>Sat, 25 Mar 2006 00:32:00 +0800</pubDate><description><![CDATA[怎样才能使TextBox中只能输入4-10位中文或英文字母或数字^[A-Za-z0-9/u4e00-/u9fa5]{4,10}$]]></description><category></category></item><item><title><![CDATA[联动选择菜单]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/638009</link><guid>https://blog.youkuaiyun.com/levin9/article/details/638009</guid><author>levin9</author><pubDate>Fri, 24 Mar 2006 23:58:00 +0800</pubDate><description><![CDATA[区域中： --> var subcat = new Array(); subcat[0] = new Array(10,1,=1) subcat[1] = new Array(10,2,=2) subcat[2] = new Array(10,3,=3) subcat[3] = new Array(10,4,=4) subcat[4] = new A]]></description><category></category></item><item><title><![CDATA[联动下拉菜单 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/638005</link><guid>https://blog.youkuaiyun.com/levin9/article/details/638005</guid><author>levin9</author><pubDate>Fri, 24 Mar 2006 23:56:00 +0800</pubDate><description><![CDATA[实际上网上很多这样的源程序，自己可以去搜索，这里举两个例子供大家参考1.普通var onecount;onecount=0;subcat = new Array();subcat[0] = new Array("ASP基础","2","1");subcat[1] = new Array("ASP应用","2","2");subcat[2] = new Array("ASP技巧","2","3");]]></description><category></category></item><item><title><![CDATA[DataGrid中有一列是CheckBox，要求点一个CheckBox，对应的这一行变色，]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/631669</link><guid>https://blog.youkuaiyun.com/levin9/article/details/631669</guid><author>levin9</author><pubDate>Tue, 21 Mar 2006 22:02:00 +0800</pubDate><description><![CDATA[function CheckOnChange(ctrl) {   var trRow = ctrl.parentElement.parentElement;    if(trRow != null)   {      if(ctrl.checked) trRow.setAttribute("bgcolor", "AliceBlue", 0);      else trRow.setAttrib]]></description><category></category></item><item><title><![CDATA[默认光标在某一文本框内]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/628960</link><guid>https://blog.youkuaiyun.com/levin9/article/details/628960</guid><author>levin9</author><pubDate>Sun, 19 Mar 2006 12:25:00 +0800</pubDate><description><![CDATA[Page.RegisterStartupScript("getFocus","document.all(" + attendanceTB.ClientID + ").focus();");]]></description><category></category></item><item><title><![CDATA[带右键菜单的树形控件(1) ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/626768</link><guid>https://blog.youkuaiyun.com/levin9/article/details/626768</guid><author>levin9</author><pubDate>Thu, 16 Mar 2006 22:52:00 +0800</pubDate><description><![CDATA[用户自定义控件代码如下: using System; using System.Web.UI; using System.Web.UI.WebControls; using System.ComponentModel; using System.IO; namespace EWFS.CL { public struct stuTreeNodes { public string strKey; pu]]></description><category></category></item><item><title><![CDATA[ASP.NET设计中的性能优化]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/613424</link><guid>https://blog.youkuaiyun.com/levin9/article/details/613424</guid><author>levin9</author><pubDate>Wed, 01 Mar 2006 23:56:00 +0800</pubDate><description><![CDATA[一、SqlDataRead和Dataset的选择　　Sqldataread优点：读取数据非常快。如果对返回的数据不需做大量处理的情况下，建议使用SqlDataReader，其性能要比datset好很多。缺点：直到数据读完才可close掉于数据库的连接　　(SqlDataReader 读数据是快速向前的。SqlDataReader 类提供了一种读取从 SQL Server 数据库检索的只进数据流的方]]></description><category></category></item><item><title><![CDATA[超级链接传递中文出现乱码的问题 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/613238</link><guid>https://blog.youkuaiyun.com/levin9/article/details/613238</guid><author>levin9</author><pubDate>Wed, 01 Mar 2006 17:27:00 +0800</pubDate><description><![CDATA[代码如下click使用Request.QueryString["title"]却获得不到title的值，为什么啊？我得web.config配置如下      requestEncoding="utf-8"       responseEncoding="utf-8"第一种方法传递页面Response.Redirect("WebForm2.aspx?A=" + Server.UrlEncod]]></description><category></category></item><item><title><![CDATA[StringBuilder的实现与技巧 ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/612931</link><guid>https://blog.youkuaiyun.com/levin9/article/details/612931</guid><author>levin9</author><pubDate>Wed, 01 Mar 2006 11:42:00 +0800</pubDate><description><![CDATA[ 在上一篇进一步了解String 中,发现了string的不便之处,而string的替代解决方案就是StringBuilder的使用..它的使用也很简单System.Text.StringBuilder sb = new System.Text.StringBuilder();这样就初始化了一个StringBuilder ..之后我们可以通过Append()来追加字符串填充到sb中..在你]]></description><category></category></item><item><title><![CDATA[进一步了解String ]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/612921</link><guid>https://blog.youkuaiyun.com/levin9/article/details/612921</guid><author>levin9</author><pubDate>Wed, 01 Mar 2006 11:33:00 +0800</pubDate><description><![CDATA[ 在上一篇进一步了解String 中,发现了string的不便之处,而string的替代解决方案就是StringBuilder的使用..它的使用也很简单System.Text.StringBuilder sb = new System.Text.StringBuilder();这样就初始化了一个StringBuilder ..之后我们可以通过Append()来追加字符串填充到sb中..在你]]></description><category></category></item><item><title><![CDATA[你真的了解.NET中的String吗？]]></title><link>https://blog.youkuaiyun.com/levin9/article/details/612920</link><guid>https://blog.youkuaiyun.com/levin9/article/details/612920</guid><author>levin9</author><pubDate>Wed, 01 Mar 2006 11:30:00 +0800</pubDate><description><![CDATA[概述String在任何语言中，都有它的特殊性，在.NET中也是如此。它属于基本数据类型，也是基本数据类型中唯一的引用类型。字符串可以声明为常量，但是它却放在了堆中。希望通过本文能够使大家对.NET中的String有一个深入的了解。不可改变对象在.NET中String是不可改变对象，一旦创建了一个String对象并为它赋值，它就不可能再改变，也就是你不可能改变一个字符串的值。这句话初听起]]></description><category></category></item></channel></rss>