这是一个用VB编写的代理服务器程序源码，通过这个程序能使我们掌握相关的知识...

用INDY做的聊天程序 用INDY做的聊天程序-INDY do use chat program used to do chat program INDY

集留言反馈，客户资源，业务定单为一体，通过Jmail发送 -Set voice feedback, customer resources, business orders for the integration, through this Jmail

此同学录系统为各在校计算机专业学生课程设计所准备-this college system for the computers in the school curriculum design students prepared

用于书店销售,用c实现的，可用于相关专业的参考-this is just a small one

本文附带源代码还包括了一个使用CHttpSocket实现下载功能的例子工程.注意,所有的调用都是阻塞的,所以最好为一个下载任务创建一个线程,否则会导致界面无法响应用户输入. 程序运行界面如上图,显示了请求头,回应头以及下载进度.-fringe source code is also included use of a functional CHttpSocket download the example works. Attention, all calls are blocked, it"s best to download a mandate to create a thread, otherwise they will be unable to respond led interface user input. As running interface map shows that the first request in response to the first progress of the download.

开发语言可以为C#,Delphi和VC，并支持面向对象的开发的支持，在服务容量增加的时候很方便的扩充，因此可以很方便的开发C/S网络应用。此外，充分利用UDP的优点并增加了通讯的可靠性。以及对用户的可管理性简化了用户的开发难度。-Development language for the C#, Delphi and VC, and to support the development of object-oriented support to increase capacity in the service when the expansion is convenient, it can be very convenient to develop C/S network application. In addition, full use of the advantages of UDP and increased communications reliability. As well as the users can simplify the management of the development of user difficulty.

多线程服务器源代码，基于winsock2编写-server_mutilthread.cpp，base on winsock2

基于Socket封装的通用API，支持TCP客户端、TCP服务端、UDP客户端、UDP服务端。 应用程序开发需包含导出类的TSocket.h，同时引用TCPUDPAPI.lib，TCPUDPAPI.dll 放在应用程序运行目录下。

基于ip的万维网网络时延测试代码，往返时延-Ip-based World Wide Web network latency test code, round-trip delay

通讯，聊天小程序，可以再局域网内进行多人交流，不支持跨网段情况-Communications, chat applet, can be carried out more than the exchange of local area networks do not support the situation of inter-segment