http://blog.chinaunix.net/u/22110/showart.php?id=144767 本文来自ChinaUnix博客，如果查看原文请点：http://blog.chinaunix.net/u/16908/showart_148732.html
function check_A_workflow trap 'errtrap ${LINENO}' ERR INT TERM <<--- 看不懂这行 typeset sourceA=$1 <<--$1是哪个返回值？ } 谢谢！
root 123456 single exit dir cd ls ps pwd chown vim ./configure make make install no deeps tar -C, --directory DIR -f, --file F -j, --bzip2 -p, --preserve-permissions -v, --verbose -z, --gzip useradd / adduser cp find cd .. cd / cd ~ gcc 本文来自ChinaUnix博客，如果查看原文请点：http://blog.chinaunix.net/u3/107831/showart_2118383.html
Quick links About split Syntax Examples Related commands linux / Unix main page About split Split a file into pieces. Syntax split [-linecount | -l linecount ] [ -a suffixlength ] [file [name] ] split -b n [k | m] [ -a suffixlength ] [ file [name]] -linecount | -l linecount Number of lines in each piece. Defaults to 1000 lines. -a suffixlength Use suffixlength letters to form the suffix portion...
*****************************Change group temporary*************************** # Let's check the description of newgrp: $ newgrp -h Usage: newgrp [-] [group] $ man -f newgrp newgrp (1) - log in to a new group newgrp (1p) - change to a new group # From the man page,we know this: newgrp is used to change the current group ID during a login session. If the optional...
adduser 创建新的用户账户 alias 设置命令的别名 bzips .bz2的文件压缩程序 cal 月历显示 cat 将所有内容输出到标准输出设备 chfn 更改finger命令显示的信息 chgrp 变更文件与目录的所属组 chmod 更换文件或目录的权限 chown 更换文件或目录的拥有者或所在组 clear 清除画面上的信息 col 滤除控制字符 cp 复制文件或目录 crontab 设置定时器 date 设置显示系统时间及日...
linux / Unix command: logger NAME logger - a shell command interface to the syslog(3) system log module SYNOPSIS logger [-isd ] [-f file ] [-p pri ] [-t tag ] [-u socket ] [message ... ] DESCRIPTION Logger makes entries in the system log. It provides a shell command interface to the syslog(3) system log module. Options: -i Log the process id of the logger process with each line. -s ...
linux command index 原文链接： 《 linux commands Line - v1.1 》 原文作者： Mr. Wong command DESCRIPTION System information arch show architecture of machine uname -r show used kernel version dmidecode -q show hardware system components - (SMBIOS / DMI) hdaparm -i /dev/hda displays the characteristics of a hard-disk hdparm -tT /dev/sda perform test reading on a hard-disk cat /proc/cpuinfo sh...
