Tag: head

Use this command to create a random password < /dev/urandom tr -dc A-Za-z0-9_ | head -c8 Also see…

View first two lines of a file head -2 file tail -2 file # for last 2 lines

Create a command that will return the pid of the given command string.. #!/bin/sh ps aux|grep 1|head -n1|awk ‘{print2}’