学生选课系统，asp+net

AspNetPager分页控件源代码，可以大大节省开发速度-AspNetPager source code can be greatly reduced development time

一个不错的投票系统，可多选，单选，规定投票次数，无限添加投票项目-a good voting system, may choose, radio, voting frequency, add unlimited voting project

简单的Winsock2点对点聊天工具，功能比较简单，但条理清晰，是一个入门的好例子。-simple peer-to-peer chat tools, function relatively simple, lucid, and the entry is a good example.

初始化管理员帐号：admin 密码：admin 　　初始化一般用户帐号：user密码：user 　　初始化新注册用户帐号：guest密码：guest 以这三种权限登录，都将返回不同的页面。 如果在管理用户的时候不小心把“admin”或者你后来添加的系统管理员删除了，你可以打开“jgxx.mdb”数据库来，然后在"yonghu"表中添加“uname","upassword","upassword","uxinming","uaccesslevel"字段填充记录，注意这些字段每一个字段都是必填的，另："uaccesslevel"字段值填“2”为最高级系统管理员级别。 “1”为普通用户级别，即只可以查看使用，不得添加和修改数据。“0”最低级别 注意数据库保密，您可以修改数据库名称，或者路径，你然后在"conn.asp"数据库连接中再做相应修改-initialization administrator account : admin Password : admin initialization general user account : user password : user initialization new user account : guest Password : guest to the three powers Login, will return to different pages. If users in the management of not careful, "admin" or later you add the system administrator to delete, you can open the "jgxx.mdb" database, and then "yonghu" Table adding "uname", "upassword", "upassword", "uxinming , "" uaccesslevel "field filled with records, the attention of each one of these fie

简单的聊天程序，已经编译实现，希望大家喜欢！-A simple chat program has been compiled to achieve, I hope everyone likes!

ping命令是用来查看网络上另一个主机系统的网络连接是否正常的一个工具。ping命令的工作原理是：向网络上的另一个主机系统发送ICMP报文，如果指定系统得到了报文，它将把报文一模一样地传回给发送者，这有点象潜水艇声纳系统中使用的发声装置。-ping command is used to view the network to another host system

一个用winsock开发的代理服务器-a development of the protocols of using a proxy server

端口扫描的源代码-port scanning source code

UDP方式，实现client和server的通信。-UDP modes to achieve the client and server communication.

网络之间双机传送文件，可以一台电脑是主机端，另外一台是客户端，双方之间传送文件。-Network transmission of documents between the two-plane can be a client computer is the host, is another client, transfer files between the two sides.