ComboboxListbox

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.)

完美外挂的源代码，改改内存地址就能用，功能齐全(Perfect plug-in source code, change to change the memory address can be used, fully functional)

Vb.net验证码控件及Demo源码 这个验证码控件实在太好了，有未编译过的源码，是VB.Net的，这个控件真的太酷了 控件代码是Vb.net，Demo代码是C#的 (Vb.net Demo Source Code Control and control the verification code is good, there is not compiled source code for VB.Net, this control is really cool control code is Vb.net, Demo code is C#,)

用VB编写的串口调试助手，附带51程序，大家可以学习，很经典，很地道(With VB serial debugging assistant, with 51 programs)

利用vb实现ASC码和普通字符之间的相互转换(Vb achieve the mutual conversion between the ASC code and ordinary characters)

操作EXCEL的一个类 可以通过VC操作EXCEL 包括各种功能(EXCEL operation of a class can include a variety of functions VC operation EXCEL)

一个VB系统托盘提示控件程序,有需要的就下载吧。(A VB system tray prompt control procedures, there is a need to download it.)

a observer pattern desing example in c++ a basic class room one

chat room using winsock in visual basic

可以参考直接使用S7协议连接西门子plc(You can refer to the direct use of the S7 protocol to connect SIEMENS PLC)