简单的linux驱动，copy_to_user, copy_from_user 测试，演示怎样对内核驱动的函数进行重载。-A simple linux driver, copy_to_user, copy_from_user testing, demonstrate how the functions of the kernel driver overload.

QT关于鼠标的event事件，包括左右键单击、拖动、中间键轮巡，以及快捷键等的重载。-QT mouse events on the event, including the left and right-click, drag, heavy polling the middle button, and shortcut keys, etc..

qt5触摸画图的简单实现，通过重载event函数，获取触摸事件，根据获得的触摸点坐标，绘制图像-qt5 touch simple implementation of drawing, by overloading event function, get a touch event, the touch point coordinates obtained, draw the image

本程序在原来数组程序的基础上添加了模板、重载+、- 、=、==和！=运算符等操作。实现了对两个数组的加、减、赋值、判断是否相等等功能。-This procedure in the original array of procedures based on the added template, overloading+,- ,=,== And! = Operator and other operations. Achieved on the two array add, subtract, as