简单的串口调试程序，基于qt编写的串口收发程序，可以连接网络-Simple serial debugger, prepared by the serial transceiver based on qt program, you can connect to the network

一个网络考试窗口界面程序，适合qt初学者入门-A network test window interface procedures, suitable for beginners qt

人脸识别工具，基于QT平台，利用alglib库神经网络技术，实现人脸识别功能-Face recognition tool, based on QT platform, using alglib library neural network technology, face recognition function