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一整套的在线升级的原代码,包括服务端的验证以及在线升级程序-Online upgrade of the original set of code, including server authentication and online upgrade

主要是关于计算机网络通讯的源代码，开发工具为VC++ -mainly on computer network communications source code, development tools for VC

利用socket编程，UDP协议，实现数据收发-The use of socket programming, UDP protocol, data transceiver

主要是简单的service聊天程序，可以增加、删除等，分为客户端和服务器端-The main service is a simple chat program, you can add, delete and so on, is divided into client and server

局域网查询工具的源代码 是学习多线程编程。Windows API Helper wincap 编程的好例子，大家一定不要错过了!-Local area network query tool is to learn the source code for multi-threaded programming. Windows API Helper wincap a good example of programming, we must not miss!

用Visual C++开发的个人防火墙，对相关开发人员具有知道意义。-Visual C development of a personal firewall, to the relevant developers have to know significance.

本程序能够将指定网址的文件下载到你所指定的文件里-This procedure can be specified URL file download to your specified file

物理数据迁移器 可以作为pc机之间的数据中转-physical data transfer device can be used as PCs interchange of data between

一个监听udp的程序，可以把5260端口发过来的数据都显示出来-A udp listener program which can display all the data come from port 5260

完整文件下载程序(可以断点续传..)-complete documentation download (HTTP can ..)