asp.net验证控件不起作用的解决办法

asp.net链接Access数据库字符串正确方法

在web config中作如下配置：
<connectionStrings>
<add name="ydycon" connectionString="Provider=Microsoft.Jet.OLEDB.4.0;
Data Source=|DataDirectory|ydy.mdb" providerName="System.Data.OleDb"/>

</connectionStrings>
在.net文件中应用链接 ......

How postback works in ASP.NET

Introduction
In this article, we will take a closer look at how ASP.NET pages post back to themselves, and how to customize this feature in our web applications.
function __doPostBack(eventTarget, eventArgument)
One of the most important features of the ASP.NET environment is the ability to decla ......

ASP.NET 配置节架构

ASP.NET 配置节架构包含控制 ASP.NET Web 应用程序行为的元素。如果为属性指定了默认值，则该默认值是在 Machine.config 文件中设置的，该文件的路径是 systemroot\Microsoft.NET\Framework\versionNumber\CONFIG\Machine.config。
<configuration>
<location>
......

ASP.NET MVC介绍

The Model-View-Controller (MVC) architectural pattern separates an application into three main components: the model, the view, and the controller. The ASP.NET MVC framework provides an alternative to the ASP.NET Web Forms pattern for creating MVC-based Web applications. The ASP.NET MVC framework is ......

asp.net在线人数统计

有人也问了个在线统计的问题，我的见意是这样的：
在Application_Start事件中加入以下代码：
Application.Lock();
Application.["UserCount"]=0;
Application.Unlock();

Session_Start事� ......