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Sudoku game implemented in C, command line only

在S3C2410 linux2.4.X 的串口编程例子，对初学者有帮助，代码测试OK-S3C2410 linux2.4.X in the serial programming examples for beginners has to help, code test OK

说明：  解决manjaro安装过程由于显卡驱动问题造成的卡死现象， 开机进入bootloader选择nofree，光标移动到Boot,按E，在删除drive=xxx一直到空格的一串，添加代码。(To solve the problem of jamming caused by graphics card driver during the installation of manjaro, Boot into bootloader select no free, move the cursor to Boot, press E, delete drive = XXX until the blank string, add code.)

说明：  最小角回归算法代码及论文，很好的学习例子(Least Angle Regression code and paper)

说明：  波束宽与小区覆盖大小的关系，以及半功率带宽与滚降系数的关系(Beam width and the size of cell coverage, as well as the half-power bandwidth and roll-off coefficient of the relationship between the)

Handbook of Intercom Systems Engineering

说明：  克拉美罗界限，任何无偏估计量的方差确定一个下限。(Cramero bound, a lower bound for the variance of any unbiased estimator.)

说明：  在逆变器和有源滤波器设计中广泛应用的Clarke'变换，Hirofumi Akagi的PQ理论”的一个组成部分。(Clarke's Transformation widely used in inverter and active harmonic filter design. And an integral part to understand Hirofumi Akagi's 'pq Theory'.)

介绍电容的 文章， 当你为选什么样的电容发愁时， 就看看它-Capacitance introduced the article, when you choose what kind of capacitor to worry about when to see it

VC++键盘、鼠标、系统设备操作实例集，比如获取键盘按键的名称、获取键盘的类型、切换鼠标的左键和右键、获取键盘虚拟键的状态、获取驱动器的卷标、获取驱动器的空间信息、设置显示属性、设置显示器的状态、模拟键盘按键、获取和设置鼠标的双击时间、将键盘的扫描码转换成虚拟键值、获取鼠标的按键数、获取物理内存参数、获取驱动器的序列号等。