this document contains two separate procedures, Sender and Receiver for testing...

物品管理系统,桌面数据库调用,有提示文档,供学习研究之用.-Materials management systems, desktop database calls, there are tips document for study and research purposes.

用多线程技术编写串行通信协议-use multithreading technology to prepare serial communication protocol

用纯api发送邮件的源程序！-pure source of the email!

通过套接字的编程方式，实现网络通信，采用的是C/S模式，用Csharp语言详细编制实现客户端与服务器间的通信，对需要运用C#编写实现通讯的人员具有帮助意义

应用背景基于Qt的局域网聊天系统，实现了局域网聊天，文件传输，更改字体，保存聊天记录等功能，对于研究Qt，研究局域网通信具有较强学习价值。关键技术udpSocket = new QUdpSocket(this); port = 45454; udpSocket->bind(port, QUdpSocket::ShareAddress | QUdpSocket::ReuseAddressHint); connect(udpSocket, SIGNAL(readyRead()), this, SLOT(processPendingDatagrams())); sendMessage(NewParticipant); server = new TcpServer(this); connect(server, SIGNAL(sendFileName(QString)), this, SLOT(getFileName(QString))); connect(ui->messageTextEdit, SIGNAL(currentCharFormatChanged(QTextCharFormat)), this, SLOT(currentFormatChanged(const QTextCharFormat)));

我自己写的VPN拨号程序，就是引导一个批处理去拨号而已，高手就不用下了，我是入门级的，上传这个代码是为了下载这个站点的资源-I wrote it myself VPN dial-up program is to guide a batch to the dial-up only, under the expert would not have, and I is the entry level, upload this code is to download this site" s resources,

这篇文章通过利用简单实例程序讲解通过socket实现客户端与服务器之间的通讯。这篇文章可以让你不需要了解socket原理也能利用，便于应急.服务器端代码SocketServerDemo.Java,客户端代码SocketClientDemo.java.

WinSocket网络编程-Winsocket Network Programming

用vc6实现的端口扫描程序，利用多线程实现的，可以选择固定的端口范围是否可用！- Port scanning procedure realizes which with vc6, use multithreading realization, may choose the fixed port scope whether can use!

销售库存系统商用代码,有注释和字段说明文档.-Commercial sales of inventory system code, there are notes and field documentation.