11.21九宫格抽奖系统

说明：  在windows中直接注册或卸载任意activeX控件(windows in direct registration or unloading arbitrary activeX control)

一个的usb源码，提供给大家参考一下，有什么问题请指教(a source of usb, to refer to, what issues please enlighten)

一个WIN32命令行分析程序的源代码.(a command-line analysis of a program's source code.)

说明：  VC++编程，MFC执行一个弹出消息的线程，对于线程的初学者有帮助(VC++ Programming, MFC to implement a pop-up message thread, the thread will help beginners)

矩阵的转置、行列式、秩，逆矩阵求法，矩阵的三角分解、qr分解，对称正定矩阵的乔里斯基分解及行列式值，奇异值分解，广义逆的奇异值分解，矩阵特征值与特征向量的各种计算方法(all kinds of computational method of transposition of matrix, determinant, rank, inverse of matrix,triangle decomposition, qr decomposition, cholesky decomposition and determinant value based on symmetry positive definite matrix, decomposition of singular value, decomposition of generalized inversal singular value, eigenvalue and eigenvector)

专门为瑞萨智能车设计的串口工具，可同时发送六组数据，很好的上位机程序(Designed for renesas intelligent car design of serial tools, can also send six sets of data, good PC program )

这是一个测试UDP数据包的丢包率的程序，包含程序源码，已经验证成功(This is a test UDP packet loss rate of the program, including program source code, has been successfully verified)

测试DirectDraw的裁剪器(Clippers）的例子。(Test the DirectDraw clipper (Clippers) example.)

Good software source, not their own

在MFC平台环境下，用C++编写的关于编辑框和调用窗口的程序。(The MFC platform environment, the edit box and call window with C++ written procedures.)