<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[学习asp.net winform 的专栏Linq vs2010]]></title><description><![CDATA[研究rdlc报表中^_^很强大，很灵活的rdlc报表^_^]]></description><link>https://blog.youkuaiyun.com/yangengchao</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; yangengchao]]></copyright><item><title><![CDATA[Membership 获取登录状态判断是否登录用户]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/8496615</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/8496615</guid><author>yangengchao</author><pubDate>Sat, 12 Jan 2013 17:41:17 +0800</pubDate><description><![CDATA[偶然见浏览论坛看到关于Membership 获取登录状态 用于判断是否登录用户的一段代码，
这段代码的思路和写法都没有什么问题，未登录则跳转，
无聊时想想，要是客户禁用了javascript呢？试了试，结果你可以试试~~
 protected void Page_Load(object sender, EventArgs e)
        {
            if (!Use]]></description><category></category></item><item><title><![CDATA[显示多列的ComboBox]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/7627368</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/7627368</guid><author>yangengchao</author><pubDate>Sun, 03 Jun 2012 09:02:25 +0800</pubDate><description><![CDATA[http://download.youkuaiyun.com/detail/linjimu/954311


界面和用法：http://blog.youkuaiyun.com/linjimu/archive/2009/01/09/3739537.aspx]]></description><category></category></item><item><title><![CDATA[ComboBox控件  “设置 DataSource 属性后无法修改项集合”]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/7627366</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/7627366</guid><author>yangengchao</author><pubDate>Sun, 03 Jun 2012 09:00:49 +0800</pubDate><description><![CDATA[解决方案：
红色字体中数据源付空值一定要在清除项目之前进行。

ComboBox.DataSource付空值“null”，
问题果然就迎刃而解了。
代码实例如下：
protected void BindArea(ComboBox combo_Area,int parentID)
{
if (combo_Area.Items.Count > 0)
{
combo_Area.Dat]]></description><category></category></item><item><title><![CDATA[未将对象引用设置到对象的实例 comboBox]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/7627360</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/7627360</guid><author>yangengchao</author><pubDate>Sun, 03 Jun 2012 08:57:05 +0800</pubDate><description><![CDATA[转载于：http://www.cnblogs.com/angels/archive/2011/10/10/2206586.html
 comboBox1.SelectedValue.ToString

1、当使用Combobox控件时，出现SelectedValue的值为“System.Data.DataRowView”的原因有两个：在Combobox的DataSource不为空的情况下，要]]></description><category></category></item><item><title><![CDATA[VB.NET 打开Excel文件，读取Excel内容，添加到DataGridView中并显示]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/7607331</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/7607331</guid><author>yangengchao</author><pubDate>Sun, 27 May 2012 20:27:45 +0800</pubDate><description><![CDATA['Excel添加:工程->参照追加→COM→Microsoft Excel *.* ObjectLibrary
'DataGridView
 列枚举型定义
Private Enum DGV_ENUM
COL_ROW
COL_NAME
COL_AGE
End
Enum

'Excel 列枚举型定义
Private Enum XLS_COL_ENUM
COL_ROW
COL_]]></description><category></category></item><item><title><![CDATA[VB.NET 判断文件夹目录与文件是否存在检查]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/7607323</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/7607323</guid><author>yangengchao</author><pubDate>Sun, 27 May 2012 20:23:31 +0800</pubDate><description><![CDATA[Private Sub BTN_LOAD_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesBTN_LOAD.Click
    '文件夹
 CHECK
    If Not blnDirExist(TXT_PATH.Text.Trim) Then
        MsgBox("文件夹路径不存]]></description><category></category></item><item><title><![CDATA[动态设置 GridView Web 服务器控件列宽]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/4451088</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/4451088</guid><author>yangengchao</author><pubDate>Sun, 16 Aug 2009 10:04:00 +0800</pubDate><description><![CDATA[ 假如是非动态设置可以 给gridview的编辑列里的Itemstyle设置宽度         如何：动态设置 GridView Web 服务器控件列宽 默认情况下，会自动调整 GridView 控件中列的大小。列将呈现为不含宽度信息的 HTML 表单元格（td 元素）；大多数浏览器都会调整表单元格的大小以适应列中最宽的]]></description><category></category></item><item><title><![CDATA[Visual Studio Team System 2008 Team Suite 下载（90试用版）VS2008 可升级为正式版 VS2008注册码]]></title><link>https://blog.youkuaiyun.com/yangengchao/article/details/4451062</link><guid>https://blog.youkuaiyun.com/yangengchao/article/details/4451062</guid><author>yangengchao</author><pubDate>Sun, 16 Aug 2009 09:44:00 +0800</pubDate><description><![CDATA[网上好多朋友找VS2008的下载，什么破解版啊，正式版啊，在这里给各位朋友放个链接，直达微软网站下载虽然是90天试用版，在网上百度个注册码填进去就是正式版了。 http://www.microsoft.com/downloads/details.aspx?familyid=D95598D7-AA6E-4F24-82E3-81570C5384CB&displaylang=zh-cn ]]></description><category></category></item></channel></rss>