<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[works07的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/works07</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; works07]]></copyright><item><title><![CDATA[Java 利用 BeanUtils进行遇见的错误]]></title><link>https://blog.youkuaiyun.com/works07/article/details/49022265</link><guid>https://blog.youkuaiyun.com/works07/article/details/49022265</guid><author>works07</author><pubDate>Sat, 10 Oct 2015 12:27:04 +0800</pubDate><description><![CDATA[错误提示：
Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
at org.apache.commons.beanutils.ConvertUtilsBean.(ConvertUtilsBean.java:157)
at org.apache.com]]></description><category></category></item><item><title><![CDATA[sql语法，有机会更新，欢迎大家补充]]></title><link>https://blog.youkuaiyun.com/works07/article/details/6672837</link><guid>https://blog.youkuaiyun.com/works07/article/details/6672837</guid><author>works07</author><pubDate>Tue, 09 Aug 2011 15:57:34 +0800</pubDate><description><![CDATA[sql中as的用法和一些经典的sql语句2008-08-21 21:55总结一些工作中用到或碰到的SQL语句，希望能与大家分享，同时也希望大家能提供更多的精妙SQL语句.....
1、delete table1 from (select * from table2) as t2]]></description><category></category></item><item><title><![CDATA[数据库设计学习中.....]]></title><link>https://blog.youkuaiyun.com/works07/article/details/6665280</link><guid>https://blog.youkuaiyun.com/works07/article/details/6665280</guid><author>works07</author><pubDate>Sat, 06 Aug 2011 15:13:11 +0800</pubDate><description><![CDATA[错误代码

CREATE TABLE 成绩(学号 char(10), 课号 char(30),
 成绩 int, PRIMARY KEY (学号, 课号), 
FOREIGN KEY (学号), REFERENCES 学生 ON DELETE
 CASCADE, FOR]]></description><category></category></item><item><title><![CDATA[MSsql附加数据库出现只读现像]]></title><link>https://blog.youkuaiyun.com/works07/article/details/6665182</link><guid>https://blog.youkuaiyun.com/works07/article/details/6665182</guid><author>works07</author><pubDate>Sat, 06 Aug 2011 14:22:04 +0800</pubDate><description><![CDATA[修复方法按以下步骤。

1，停止服务管理器。

2，进入数据库安装路径，我是装的D盘 （D:\Program Files\Microsoft SQL Server\MSSQL\Data），找到

tiger.ldf，删除 (这里就以tiger为讲解对象，其它数据库当然]]></description><category></category></item><item><title><![CDATA[SQL Server 2005 安装程序无法获取 ASP.NET 帐户的系统帐户信息]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5953168</link><guid>https://blog.youkuaiyun.com/works07/article/details/5953168</guid><author>works07</author><pubDate>Wed, 20 Oct 2010 09:03:00 +0800</pubDate><description><![CDATA[<br />SQL Server 2005 安装程序无法获取 ASP.NET 帐户的系统帐户信息.若要继续，请重新安装 .NET Framework，然后再次运行 SQL Server 安装程序。<br />用aspnet_regiis实用工具卸载和重新安装一下就可以了。<br />具体的操作如下：<br />进入CMD：<br />c:/windows/microsoft.net/framework/v2.0.50727文件夹下，运行aspnet_regiis -u卸载<br />然后运行aspnet_r]]></description><category></category></item><item><title><![CDATA[附加数据库失败]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5929986</link><guid>https://blog.youkuaiyun.com/works07/article/details/5929986</guid><author>works07</author><pubDate>Sat, 09 Oct 2010 16:55:00 +0800</pubDate><description><![CDATA[有可能数据库的属性时只读的，造成附加不上，你把数据库的只读属性去掉再附加一次看看或者打开 开始→程序→Microsoft SQL Server 2005→配置工具→SQL Server 配置管理器, 打开SQL Server SQLEXPRESS 的属性. 在内置帐号处，把“网络服务”改成“本地系统”，重新启动SQL Server 2005 Express 后，再附加数据库看看]]></description><category></category></item><item><title><![CDATA[FormsAuthentication.RedirectFromLoginPage 登录]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5909866</link><guid>https://blog.youkuaiyun.com/works07/article/details/5909866</guid><author>works07</author><pubDate>Mon, 27 Sep 2010 15:47:00 +0800</pubDate><description><![CDATA[首先讲的这个东西是针对后台数据访问的比如我的后台是admin文件夹.那么我除非登陆成功才可以访问里面的东西.那么除了Session对象判断.和Cookies来判断还能用到FormsAuthentication.RedirectFromLoginPage 登录 首先我们在网站的根目录下的web.config配置name=".ASPXUSERDEMO"是默认的可写可不写后面的大家参加我另外转载的一篇文章http://www.cnblogs.com/haik/archive/2010/05/01/1725793.]]></description><category></category></item><item><title><![CDATA[asp.net中this.DropDownList1.SelectedIndex > -1这句话是什么意思]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5909409</link><guid>https://blog.youkuaiyun.com/works07/article/details/5909409</guid><author>works07</author><pubDate>Mon, 27 Sep 2010 12:54:00 +0800</pubDate><description><![CDATA[<br />有选中的项<br /><br />0是下拉框的第一项，-1就是没有 ]]></description><category></category></item><item><title><![CDATA[String.Empty]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5883586</link><guid>https://blog.youkuaiyun.com/works07/article/details/5883586</guid><author>works07</author><pubDate>Tue, 14 Sep 2010 15:10:00 +0800</pubDate><description><![CDATA[String.Empty 字段 　　.NET Framework 类库 　　表示空字符串。此字段为只读。命名空间:System 　　程序集:mscorlib（在 mscorlib.dll 中） 　　protected string loginId = String.Empty; 　　protected string loginId = ""; 　　string.Empty 不分配存储空间 　　"" 分配一个长度为空的存储空间 　　所以一般用string.Empty 　　为了以后跨平台，还是用string.e]]></description><category></category></item><item><title><![CDATA[Request.Params用法]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5823050</link><guid>https://blog.youkuaiyun.com/works07/article/details/5823050</guid><author>works07</author><pubDate>Thu, 19 Aug 2010 10:14:00 +0800</pubDate><description><![CDATA[使用Request.Params["id"]来获取参数是一种比较有效的途径。有三种方式可以进行参数传递:(1). Form   (2). ?id=   (3).cookierequest.params其实是一个集合，它依次包括request.querystring、request.form、request.cookies和request.servervariables。如果要在两个页面传递数据的话，只能用request.querystring、request.form、request.cookiesRequ]]></description><category></category></item><item><title><![CDATA[用户是首录过]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5814876</link><guid>https://blog.youkuaiyun.com/works07/article/details/5814876</guid><author>works07</author><pubDate>Mon, 16 Aug 2010 10:02:00 +0800</pubDate><description><![CDATA[if (Session["UserName"] == null)
        {
            Response.Write("");
        }
        else {



      /////代码放置的地方

         }
]]></description><category></category></item><item><title><![CDATA[cs编译成DLL文件cs文件如何生成exe,dll文件]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5808903</link><guid>https://blog.youkuaiyun.com/works07/article/details/5808903</guid><author>works07</author><pubDate>Fri, 13 Aug 2010 10:39:00 +0800</pubDate><description><![CDATA[cs编译成DLL文件cs文件如何生成exe,dll文件以下是本人的制作过程：1.E盘下有一个Test.cs 文件。2.开始-》程序－》Microsoft Visual Studio 2005－》Visual Studio Tools－》Visual Studio 2005 命令提示3.命令提示符山输入：csc /target:library /out:E:/MyTestDLL.dll E:/Test.cs即可在E盘生成一个名为MyTestDLL的dll文件，该dll的主题是Test.cs备注：我在生成自己的]]></description><category></category></item><item><title><![CDATA[ASP.NET Session丢失问题解决方案总结及判断Session是否过期【转载】]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5750270</link><guid>https://blog.youkuaiyun.com/works07/article/details/5750270</guid><author>works07</author><pubDate>Tue, 20 Jul 2010 17:12:00 +0800</pubDate><description><![CDATA[判断Session是否过期:通过BasrPage或IHtttpMoudle实现public class BasePage : System.Web.UI.Page    {      public  BasePage()      {      }      protected override void OnInit(EventArgs O)      {          if (base.Session["UserId"] == null || base.Session["UserId"].ToStr]]></description><category></category></item><item><title><![CDATA[启动 ASP.NET State service]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5746822</link><guid>https://blog.youkuaiyun.com/works07/article/details/5746822</guid><author>works07</author><pubDate>Mon, 19 Jul 2010 16:35:00 +0800</pubDate><description><![CDATA[没有启动 ASP.NET State service错误的解决方法 
    
2007-06-15 15:19:47 
大 中 小 
具体错误如下:


异常详细信息: System.Web.HttpException: 无法向会话状态服务器发出会话状态请求。请确保已启动 ASP.NET State service，并且客户端和服务器端口是相同的。如果服务器位于远程计算机上，请检查 HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/as]]></description><category></category></item><item><title><![CDATA[在此上下文中不允许使用名称 ""。有效表达式包括常量、常量表达式和变量(]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5745601</link><guid>https://blog.youkuaiyun.com/works07/article/details/5745601</guid><author>works07</author><pubDate>Mon, 19 Jul 2010 10:26:00 +0800</pubDate><description><![CDATA[<br />在此上下文中不允许使用名称 ""。有效表达式包括常量、常量表达式和变量(在某些上下文中)。不允许使用列名。这个问题其实很简单，就是在插入数据时加个引号]]></description><category></category></item><item><title><![CDATA[未将对象引用设置到对象的实例]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5745582</link><guid>https://blog.youkuaiyun.com/works07/article/details/5745582</guid><author>works07</author><pubDate>Mon, 19 Jul 2010 10:20:00 +0800</pubDate><description><![CDATA[1、ViewState 对象为Null。2、DateSet 为空。3、sql语句或Datebase的原因导致DataReader空。4、声明字符串变量时未赋空值就应用变量。5、未用new初始化对象。6、Session对象为空。7、对控件赋文本值时,值不存在8、使用Request.QueryString()时,所获取的对象不存在,或在值为空时未赋初始值9、使用FindControl时,控件不存在却没有做预处理   10、重复定义造成未将对象引用设置到对象的实例错误]]></description><category></category></item><item><title><![CDATA[ 如何判断Session过期的问题?]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5743733</link><guid>https://blog.youkuaiyun.com/works07/article/details/5743733</guid><author>works07</author><pubDate>Sun, 18 Jul 2010 09:28:00 +0800</pubDate><description><![CDATA[if(Session[ "Acount "]==null) {} 用上述代码可判断是否存在此Session.]]></description><category></category></item><item><title><![CDATA[对ASP.net过期页的处理]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5743695</link><guid>https://blog.youkuaiyun.com/works07/article/details/5743695</guid><author>works07</author><pubDate>Sun, 18 Jul 2010 08:52:00 +0800</pubDate><description><![CDATA[方法一：所有要访问Session的地方都用同一个方法来进行，这样就可以在这个方法中进行判断并跳转了 方法二： 1.启动服务“ASP.NET State Service”，             2.然后，修改web.config:                  mode="StateServer"                 stateConnectionString="tcpip=127.0.0.1:42424"                 sqlConnectionString="data]]></description><category></category></item><item><title><![CDATA[SqlException: 将截断字符串或二进制数据]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5743688</link><guid>https://blog.youkuaiyun.com/works07/article/details/5743688</guid><author>works07</author><pubDate>Sun, 18 Jul 2010 08:41:00 +0800</pubDate><description><![CDATA[现象:程序提示出错...SqlException: 将截断字符串或二进制数据;原因:写入数据长度超出数据库字段长度;解决:改数据库字段长度,或者改成其他允许更大长度的字段类型.]]></description><category></category></item><item><title><![CDATA[正则表达式口诀及教程(推荐)]]></title><link>https://blog.youkuaiyun.com/works07/article/details/5634452</link><guid>https://blog.youkuaiyun.com/works07/article/details/5634452</guid><author>works07</author><pubDate>Sun, 30 May 2010 13:06:00 +0800</pubDate><description><![CDATA[正则其实也势利，削尖头来把钱揣； （指开始符号^和结尾符号$）特殊符号认不了，弄个倒杠来引路； （指/. /*等特殊符号）倒杠后面跟小w， 数字字母来表示； （/w跟数字字母;/d跟数字）倒杠后面跟小d， 只有数字来表示；倒杠后面跟小a， 报警符号嘀一声；倒杠后面跟小b， 单词分界或退格；倒杠后面跟小t， 制表符号很明了；倒杠后面跟小r， 回车符号知道了；倒杠后面跟小s， 空格符号很重要；小写跟罢]]></description><category></category></item></channel></rss>