兼容linux和windows平台的sokcet编程程序

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 "

界面头文件- Contact surface document

基于linux的ad驱动程序，这可是简单的为，说不顶对大家亦点帮助-The ad based on the linux driver for this is simple, not the top of the points we have to help. .

QT 开发的简单计算器源码，经过简单编译即可用于arm开发板上-QT developed a simple calculator source code, after a simple compilation development board can be used to arm

非常不错的网管开发包，包含了完整的snmp api-very good network management development kit, which includes a complete snmp api

linux unix makefile 编写指南-guidelines for the preparation of unix makefile

1999年卡耐基梅陇大学的2D仿真源代码-In 1999 the University of Carnegie Meilong 2D simulation source code

linuxptables -P INPUT -A -p tcp -s 192.168.100.0/24 --dport 445 -j ACCEPT iptables -P INPUT -A -p udp -s 192.168.100.0/24 --dport 137 -j ACCEPT iptables -P INPUT -A -p udp -s 192.168.100.0/24 --dport 138 -j ACCEPT iptables -P INPUT -A -p udp -s 192.168.100.0/24 --dport 445 -j ACCEPT-linuxptables-P INPUT-A-p tcp-s 192.168.100.0/24--dport 445-j ACCEPT iptables-P INPUT-A-p udp-s 192.168.100.0/24--dport 137-j ACCEPT iptables-P INPUT-A-p udp-s 192.168.100.0/24--dport 138-j ACCEPT iptables-P INPUT-A-p udp-s 192.168.100.0/24--dport 445-j ACCEPT

跨平台,多数据库查看编辑和查询工具,平台支持windows,linux,数据库支持oracle,odbc,mysql,slite等-Cross-platform, multi-view editing and database query tools, platform support for windows, linux, database support oracle, odbc, mysql, slite, etc.

图形学分形演示程序，注意是在UNIX/Linux下的，需要X11环境 -Credit-shaped graphics demo program, attention in the UNIX/Linux under the need for X11 environment