VC++编程、计算机图像学、矩阵实现图像的基本变换，旋转、平移、比例变换、微分和整数算法绘制直线-Basic transformation of the image VC++ programming, computer iconography matrix, rotation, translation, scaling, differential draw straight lines and integer arithmetic

用visusl basic 實現電腦桌面小時鐘-With visusl basic computer desktop clock

简单的计算器功能，+-*/。是学习Qt软件的基本运用，多个控件的结合使用，适合初学者-Simple computer functions,+-* /. Qt is to learn the basic use of the software. Suitable for beginners