Qt5.5.1 + VS2010 + qrencode-3.4.4 二维码编码

VC++ 键盘监控程序，可键盘输入文本，当你按下键盘上的每一个键的时候，它都可以监控到，并弹出窗口告诉你按下的是哪个键，是基于HOOK技术来说的。(VC++ keyboard monitoring procedures, keyboard input text when you press each key on the keyboard, it can be monitored, and the pop-up window telling you which key is pressed, it is based on the HOOK technology.)

说明：  外汇智能交易很经典的交易源码，很值得学习和参考，但请勿轻易用于实盘，明白原理就行。(Intelligent foreign exchange trading is a classic source code, it is worth learning and reference, but do not easily be used in the real offer, understand the principle is OK.)

说明：  西门子STEP7，费斯托阀岛的GSD文件，硬件组态使用(SIEMENS STEP7, GSD File of Fisto Valve Island, Hardware Configuration Use)

说明：  通过添加第三方库ICSharpCode.SharpZipLib.Zip实现对文件和文件夹的压缩和解压缩，非常便捷，源码完整(By adding a third-party library ICSharpCode.SharpZipLib.Zip to achieve the compression and decompression of files and folders, very convenient, complete source code)

opengl界面显示机械臂末端轨迹

c#des加密、解密示例源码

本例程使用串口，七段式数码管、51单片机开发板实现通过vhaunkou发送小于65536的数据并在数码管上实时显示出来，，适合刚刚接触的新手

simulation of an arm on matlab

RichTextBox带行号可滚动 RichTextBox with line numbers can scroll(RichTextBox with line numbers can scroll)

自学必看，200例代码，敲完就学的差不多了。