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fb.tar
- 利用mmap在frambuffer中画点,划线,图形,ioctl功能实现-Using mmap in frambuffer in drawing point dash, graphics, ioctl function realization
0206.tar
- ①  构造1个具有1个整形参数的子函数,取出参数,并能够把低十位置一,还要结果返回;  ②构造1个具有2个参数的子函数,子函数将第1个指针参数中的每个元素做求和运算, 第2个参数传递的是第1个参数的元素数目 具体步骤:1、先在linux环境找到终端。2、切换路径到home路径下,建立工作文件夹,并且将工作路径切换至此。 3、建立主函数main,并且创建两个进程,进程1实现①,进程2实现②。 -① construct a child with a plastic pa
mypaint.tar
- 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
Polynomial-calculation
- 多项式的计算,利用堆栈知识,可进行独享是计算,可识别左右括号,小数点,负数开头,除数判0等功能-Polynomial terms, the use of stack knowledge, is the calculation can be exclusive, recognizable left and right parentheses, decimal point and negative at the beginning of the divisor function sentenced
xqerb
- For time-frequency analysis algorithm, Complex of three-point Gauss-lengend the Formula pi, Including the generalized cross-correlation function GCC time delay estimation.