C# access日期查询加#

C#里对xml文件进行修改,新增,删除,插入操作

已知有一个XML文件（bookstore.xml）如下：
<?xml version="1.0" encoding="gb2312"?>
<bookstore>
<book genre="fantasy" ISBN="2-3631-4">
<title>Oberon's Legacy</title>
<author>Corets, Eva</author>
<price>5.95</price> ......

asp.net c#数据库还原

public partial class shujuku_huanyuan : System.Web.UI.Page
{
    SqlConnection conn = new SqlConnection(@"server=HUAZD-33\XXD33;uid=sa;pwd=111111;database=master;");

    protected void Page_Load(object sender, EventArgs e)
  &nbs ......

asp.netc#Access通用数据访问类

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
/// <summary>
/// Data ......

Asp.net(C#)实现验证码功能

新建一个专门用来创建验证码图片的页面ValidateCode.aspx
它的后台cs文件代码如下：
PageLoad
private void Page_Load(object sender, System.EventArgs e)
{
string checkCode = CreateRandomCode(4);
Session["CheckCode"] = checkCode;
CreateImage(checkCode);
......