枚举Windowws所有进程的程序，并能切换活动窗口

VC++创建定时器-VC create timer

他可以随意添加按钮，还可以进行预览，还可以设置一些按钮的属性-He can add a button can also be used for preview, you can set up some button attributes

基于stc89c52单片机的交流电压表，交流测量范围0-500V  测量精度5%  超量程声光报警  PC机串  通口信  量程自动切换电路：完成信号量程选择及其小数点位置选择。

《C／C++程序员实用大全》一本很好的书很值得看的,请大家看看,还有配套的源代码- C/C++ Utility Daquan programmers a very good book is worth the watch, please look at the U.S., there are matching the source code

WinCE平台上的图片查看程序，使用EVC4.0开发。-WinCE platform on the picture to see the procedure, the use of EVC4.0 development.

调用指定dll，创建任务栏图标，实现绑定任务栏，只在window7下面有效。其他系统的同学们可以去研究研究，欢迎交流学习，谢谢大家，多多下载，多多给分

鼠标设计课件 原码 值得学习一下 对初学者很有帮助-Mouse design courseware to learn about the original code very helpful for beginners

此万年历 程序系转载内容 经过调试，该万年历非常准确-This calendar program reproduced the contents of line after commissioning, the calendar is very accurate

数列极差算法，计算机算法设计与分析中的一道练习题-Series of very poor algorithm design and analysis of computer algorithms to work together in exercises

Retrieving and Storing Call History for mobile