Instant-messaging-system

这是黑龙江省瓦斯监控系统的打印程序，实现了从access数据库中读出数据在打印机上输出的功能，长期运行，性能稳定。()

说明：  本程为网上花市,具有在线选购,选购说明等各种不同的功能,友好的界面给你全新的感觉.并具有动画的界面.(the way for the online flower market, with an online purchase, purchase descriptions of the various functions, friendly interface to your new feeling. And with animation interface.)

用VB做的，可以使文本框透明，这样就不影响美观了，十分好的资源，欢迎大家下载，用到了API(Do with VB, you can make the text box transparent, so as not to affect the appearance of very good resources, are welcome to download, use the API)

利用visual basic模拟鼠标事件(visual basic)

网上找的一些同步资料网上找的一些同步资料(Some synchronization information online to find)

USB通信原理和实力,简单适用原理和实力,简单适用(usb tongxun yuanli he jieshao )

串口通讯，能显示串口数据发送，接受，内带详细代码(Serial communication, serial data can be displayed to send, accept, with detailed code)

完美多列下拉框，带ICO显示，西人作品。(Perfect multi-column drop-down box with ICO showed Westerners works.)

VB打印条形码的测试程序，不包括其它的功能，只是演示如何将条码打印出来，功能单一，不过容易理解，VB6.0打印条形码无思路的可参考。 (VB test program print bar codes do not include other functions, but demonstrates how to print out barcodes, single function, but it is easy to understand, VB6.0 print barcodes without thinking can be found.)

一个很不错的网络聊天程序,分为客户端和服务段,总体的功能很不错的(a very good network chat procedures, and is divided into client services, the overall function of very good)