WPF的部件风格程序，开始后，点击窗口图形，会发出声音-WPF component style program started, click on the window graphics, the sound will be issued

一个使用c#写底层WPF写界面的神经网络训练工具，采用FNN方式训练神经网络，可自定义参数-A use of c# write the underlying WPF write interface of the neural network training tool, using FNN way to train the neural network, can be customized parameters

使用C#的WPF与打印机调用打印例子。使用PrintDialog 类，用打印队列实现打印。利用vc6.0+opencv实现人脸识别(Use C#'s WPF and printer to call the Print example. Use the PrintDialog class to print with a print queue. Using vc6.0+opencv to realize face recognition)