我的URAL的1000 ~ 1050 的全部代码 包含WA 最后AC的程序 有2~3个比较难的是MAIGO的程序，另外源文件中附有题解，在linux下做的 如中...

《Unix网络编程》的源代码的advio部分-Unixadvio

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 "

uc_os for s3c44b0 windows

AT91SAM926X系列linux-2.6.27补丁-AT91SAM926X patch for linux-2.6.27

一个小小的c语言编程-a small c programming language

GNU binutils是GNU交叉工具链中的一个源码包，用于交叉平台编译的第一步-Binutils is a tool of the GNU,it is a sofeware of source,it is the first temp of GNU

linux系统下一个简单的聊天程序，主要用socket和select实现的-linux system a simple chat program, the main achievement of the socket and select

触摸屏的驱动源代码！！ 在pxa270平台上好用-Touch screen driver source code! ! PXA270 platform in use

在Linux系统的/etc目录下有这样一个文件passwd，该文件里包含系统中所有用户信息的记录，记录里包含每个用户的如下信息：用户名、密码、用户ID、组ID、用户全名、用户主目录和用户登录所用的shell。请设计一个脚本（shell）程序能实现增加、删除、查找和显示特定用户信息的功能。你们可以通过创建一些UNIX/LINUX shell 脚本文件来满足以上需求。-In the Linux system,/etc directory there is such a file passwd, this file contains all the user information system, records, record where each user that contains the following information: user name, password, user ID, group ID, user" s full name , the user" s home directory and the user logged in with the shell. Please design a script (shell) program enables to add, delete, search and display information on a specific user function. You can by creating a number of UNIX/LINUX shell script file to meet the above requirements.

homework on shared memory, operating systems