修改信号量SIGINT例子-revised volume SIGINT signal example

pxa270下利用mmap函数实现LED控制的函数，直接在用户层操作具体的IO口来控制LED，推荐！-pxa270 next LED control function implementation using mmap functions operate directly on the user level of specific IO port to control the LED, recommended!

linux下的socket编程的相关代码和测试程序 希望能够帮助大家学习-linux programming socket under the relevant code and testing procedures hope to help them to learn

linux的相关知识的介绍，非常适合初学者。 简单介绍了linux的方方面面。-linux introduction of relevant knowledge, very suitable for beginners. Simple introduction of all aspects of linux.

网络战船游戏，支持ipv4和ipv6-network warships games, and ipv6 support ipv4

linux 下的进程管理-the process under management

从硬盘安装linux（fedora9）的全过程，具体到了每一部的操作-From the hard drive to install linux (fedora9) the entire process, specific to each operation

经典的unix下telnetd代码-The classic telnetd code under the paltform of unix.

通常一个VC项目中包含多个C或C++文件，有时需要同时对这一系列的文件进行lint检查，我们可以通过配置一个pclint_project来达到目的。 这里我们需要用到unix中的find等命令来查找当前目录下的C和C++文件，然后再将它们送给lint程序处理，所以得使用到UnxUtils.zip.-VC projects usually contain a number of C or C++ Paper, it is sometimes necessary at the same time in this series of documents lint checks, we can configure a pclint_project to achieve the objectives. Here we need to use the unix command to find, such as search the current directory under the C and C++ Document and then process them to the lint, so use UnxUtils.zip.

LINUX下使用ZC0301摄像头的基于v4l1的视频采集程序，图像流畅～-A program for video capturing based on v4l1.