可以选择多个节点的多选树.zip(C#源码).

openssl在qt的使用，包含证书认证。包含server、client两部分，已经在Ubuntu Linux虚拟机里构建并运行测试过，证书认证通过。 如果使用openssl在qt上成功进行了证书认证和签名的请消息我、我在使用QSslSocket开发时遇到困惑、需要交流。

几个BOC 信号的分析例程，全球卫星导航系统将普遍使用BOC调制信号作为扩频测距信号，BOC信号号自相关函数呈现多个相关峰，传统扩频接收机所用的延迟锁定环（DLL）无法对该信号正确地进行码相位的 (Several BOC signal analysis routines, the global satellite navigation system will generally use the BOC modulation signal as a spread spectrum ranging signal, BOC signal autocorrelation function presents multiple correlation peaks, the traditional spread spectrum receiver with the delay locked loop (DLL ) can not be the signal code phase)

主元分析法的C语言程序，主要用在降维的方面，也可用在信号处理，故障诊断。(Principal Component Analysis Method C language program, mainly used in dimensionality reduction, can also be used in signal processing, fault diagnosis.)

股票信息显示系统 可以通过打开本地文件显示股票价格(Stock information display system can display stock prices by opening local files)

简单linux下的mp3 设计 支持电脑串口通信操作 实现下一曲 上一曲 停止等 只支持mp3 (Mp3 designed to support the operation of the computer serial communication simple linux one on one stop only supports mp3)

推箱子是一款风靡全球的益智小游戏，老少都可以玩，覆盖面很广。(The push box is a popular puzzle game all over the world. All the young and old can play with a wide range of coverage.)

其中用到了 aforgeAForge.NET控件下载地址：http://code.google.com/p/aforge/

简单的基于Pelco协议的云台控制程序（附Pelco协议说明）-Based on a simple agreement Pelco PTZ control procedures (with Pelco protocol below)

抛物线拟合算法实现代码，已经通过测试可指直接运行(Parabola fitting algorithm code, has passed the tests can be run directly refers to)

按键扫描，逐行检测，，，，，，，，，，，，，，，，(Key-press scan, line by line detection...................)