WMIDemo

说明：  通过修改，注册表，实现修改默认打印机功能(it is used to modify the setting of the defualted printer )

简单的流量分析程序，用VC++编写，代码简练，方便理解。(Simple traffic analysis program written using VC++, code concise, easy to understand.)

实现打开和关闭光驱功能，调用API实现，实现打开和关闭光驱功能，调用API实现(To achieve open and close the CD-ROM features, API calls, achieving open and close the CD-ROM features, API calls to achieve)

MO的图形显示功能很弱，本例程很好的展示了的使用自绘图标的展示功能(MO)

c++ 写的共享内存的实例，进程间通信用，已封装类，方便使用，默认大小根据实际情况自由更改(C++ write the sharing memory examples, inter-process communication, already encapsulation class, ease of use, the default size according to the actual situation of the freedom to change )

这个程序是一个魔术，可以不用学魔术，就方便快捷地表演魔术。(It is a magic)

This code is the simple SetThreadContext code. This is suitable for beginner of Visual C++.

说明：  高效的内存管理机制和原理的分析，电子书籍，好资料(Efficient memory management mechanisms and principles of analysis, e-books, and good information)

By throwing an exception to indicate the occurrence of an error(By throwing an exception to indicate the occurrence of an erro)

该源代码是我精心为朋友准备的，涵盖了各种调用方式和编译方式，花了半个月的业余时间，很高贵啊(The source code is for a friend I painstakingly prepared, covering a variety of ways and the compiler calls the way of spare time to spend half a month, a high贵啊)