硬盘id号获取，区别不同的计算机。非常好用的东东。

手机串口通讯程序，使用 AT 指令，可以同时控制多机-phone serial communication, the use of the AT command can control many machines

修改硬盘ID -Modify hard drive ID to amend the hard disk ID

绕过一切用户层的hook，使用钩子方面的技术，涉及到Windows方面的核心编程，代码具有通用性，适合研究这方面或者对这方面感兴趣的人

Undocumented Windows NT

vc中获取系统硬件信息-vc gains the system hardware information

API钩子APIHOOK2.0源代码　VC源码-系统控制-API hook APIHOOK2.0 source code VC source- System Control

本程序实现了简单的注册表操作。 具体有编辑目录，键值，指定开机运行程序等。-realized by the simple operation of the registry. Specific editorial directory, keys, the designated boot operating procedures.

this a book for embedded system design. very useful for developing embedded system. as well as C programming language

VB源码，让DOS命令边执行边输出的源码。VB code for DOS command simultaneous implementation and the source output. -VB source code, so that the implementation of DOS command side edge of the source output. VB code for DOS command simultaneous implementation and the source output.

显示NT机器运行的总时间- Demonstrates the NT machine movement the total time