建立一个模拟数据库来存储你的登录用户名、密码，密码通过salt加密，然后能统计错误登录次数、密码衰老期、防止密码猜测，同时根据你的uid权限来启动shell...

picocom 是一款linux下的串口调试工具，很想minicom，比minicom精巧的多，编译好后， 我输入 picocom -b 115200 /dev/ttyS0 就可以调试我的arm板了-picocom A linux is the serial debugging tools, like minicom. minicom sophisticated than many good compiler, I enter picocom- 115200 b/dev/ttyS0 I can debug the arm of the plate

LINUX下串口编程-serial programming in linux

共享记忆体是指同一块记忆体区段被一个以上的行程所分享。这是我们所知速度最快的行程间通讯方式。使用共享记忆体在使用多CPU的机器上，会使机器发挥较佳的效能。-shared memory is with a memory segment was more than one trip to share. We know this is the fastest means of communication between the itinerary. The use of shared memory in the use of multi-CPU machines, machines will play better efficiency.

Linux下利用GTK编写的仿windows任务管理器的源代码-Linux using GTK prepared imitation task manager windows source code

写一个脚本文件checkuser,该脚本运行时带一个用户名作为参数，具体要求如下： 1)如果命令行格式不符合要求，应有错误提示信息； 2)在/etc/passwd文件中查找是否有该用户， 如有，则输出“Found in the /etc/passwd file.” 否则，输出“No such on our system” -Write a script file checkuser, the script run-time with a user name as a parameter, and specific requirements are as follows: 1) If the command-line format does not meet the requirements, there should be error message 2) in/etc/passwd file to check if there were any users, and if so, then the output " Found in the/etc/passwd file. " Otherwise, output" No such on our system "

实现内存数据库的源代码-achieve memory database source code

gcc中文用户手册，pdf档。希望对大家有帮助!-gcc English user manual, pdf file. Hope everyone has to help!

very useful for NS2 users

兼容linux和windows平台的sokcet编程程序-Compatible with linux and windows platform programming procedures sokcet

VLC Player Source Code