测试串口 可以发送数据到串口，转换16进制字符串到字节数组...

n皇后问题，费城经典的解决方法，用General-Search方法写的-n Queens problem,solved by classical Philadelphia method,using General-Search method.

一个简单的邮件发送器-a simple mail sender

一个用vc实现的高效画图程序；其可以避免闪烁和图形的快速更新！-To achieve an efficient use vc Paint program its flickering and graphics to avoid the rapid updates!

判断一个窗口是否可见，类似IsWindowVisible函数-Judge if a window is visiable, and like IsWindowVisible function.

7. 编程序CompFile，首先让用户输入两个文件名及其路径（二文件均为text文件），而后通过使用类成员函数getline逐行读入这两个指定文件的内容并进行比较。若发现有不同，则在屏幕上显示出相异二行的行号及其内容，并暂停下来询问用户是否需要继续比较后继行，直到用户回答不需要继续进行比较，或者已经比到了二文件的结束时停止处理。-7. Programmed CompFile, first of all allow users to enter two file names and their paths (two files are text files), then through the use of class member function getline reads line by line, the contents of the two specified file and compare. If it is found they were different, differences on the screen shows the line number 2 and its contents, and suspend the down and asks if they need to continue to compare follow-up line, until the user answers do not need to continue to compare, or is already higher than to the two documents stop processing at the end.

evc3实现mp3播放例子-evc3 achieve examples MP3 player

数据结构 构建并使用一个哈希表的简单例子及源程序代码（Dev-c++）-Hash table data structure

二维码标签生成器，具有多个功能，基于VC++6.0设计，可以调整二维码的版本，尺寸，掩码，可以在二维码标签中加入图标，图标大小不可调节，纠错率可调。。

一种ActiveX服务器，提供在标准图片框中创建具有尺寸的高度详细、真实比例的机械图形的功能。服务器可以将任何图形保存到AutoCAD complient DXF文件v12到2000。完全独立于AutoCAD！！ ；

选取框是MFC框架程序，功能是自定义了几个可改变大小的框，可以进行拖动旋转等操作-Marquee is the MFC framework for procedures, functions of several custom can change the size of the box, you can drag to rotate, such as operation