/bin/bash # Script to do string equality comparison name=linuxtechi if [ $USER = $name ] then echo "User exists" else echo "User not found" fi # script to check string comparisons var1=a var2=z var3=Z if [ $var1 \> $var2 ] then echo "$var1 is greater" else echo "$var...
/bin/bash # Script to do string equality comparison name=linuxtechi if [ $USER = $name ] then echo "User exists" else echo "User not found" fi # script to check string comparisons var1=a var2=z var3=Z if [ $var1 \> $var2 ] then echo "$var1 is greater" else echo "$var...
/bin/bash # Script to do string equality comparison name=linuxtechi if [ $USER = $name ] then echo "User exists" else echo "User not found" fi # script to check string comparisons var1=a var2=z var3=Z if [ $var1 \> $var2 ] then echo "$var1 is greater" else echo "$var...
sed [options] -f scriptfile file(s) -e<script>,--expression=<script> 以指定的 script 来处理输入的文件,用于顺序执行多条命令 -f<script 文件>,--file=<script 文件> 以指定的 script 文件来处理输入的文件 -n,--quiet,——silent 取消自动打印模式空间 -i[SUFFIX], --in-place[=SUFFIX] 直接编...
--header=STRING insert STRING among the headers --compression=TYPE choose compression, one of auto, gzip and none. (default: none) --max-redirect maximum redirections allowed per page --proxy-user=USER set USER as proxy username --proxy-password=PASS set PASS as proxy password --referer=URL...
--info-script=名称, --new-volume-script=名称 在每卷磁带最后运行脚本(隐含 -M) -L, --tape-length=NUMBER 写入 NUMBER × 1024 字节后更换磁带 -M, --multi-volume 创建/列出/解压多卷归档文件 --rmt-command=COMMAND 使用指定的 rmt COMMAND 代替 rmt --rsh-command=COMMAND 使用远程 COMMAND 代替 ...
/bin/bash # This script prints a message about your weight if you give it your # weight in kilos and hight in centimeters. if [ ! $# == 2 ]; then echo “Usage: $0 weight_in_kilos length_in_centimeters” exit fi weight="$1"...
--info-script=名称, --new-volume-script=名称 在每卷磁带最后运行脚本(隐含-M) -L, --tape-length=NUMBER 写入 NUMBER × 1024 字节后更换磁带 -M, --multi-volume 创建/列出/解压多卷归档文件 --rmt-command=COMMAND 使用指定的 rmt COMMAND 代替 rmt --rsh-command=COMMAND 使用远程 COMMAND 代替 rsh...
Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
bash GNU Bourne-Again Shell. batch Used to run commands entered on a standard input. bc Access the GNU bc calculator utility. bg Send processes to the background. biff Notify about incoming mail and sender’s name on a system running comsat server. bind Used to attach a name to a socket...