How to insert a line using sed before a pattern and after a line number?
You can either write a sed script file and use: sed -f sed.script file1 … Or you can use (multiple) -e ‘command’ options: sed -e ‘/SysAdmin/i\ Linux Scripting’ -e ‘1,$s/A/a/’ file1 … If you want to append something after a line, then: sed -e ‘234a\ Text to insert after line 234’ file1 …