Alignment column in bash

echo "_${name}${s:0:${#s}-${#name}}_"

update: а можно проще

g=some_string
printf "%-20s %d\n" ${g} ${#g}

ssh-copy-id patch to use non-standart ports

http://paste.ubuntu.com/1085749/
usage: ssh-copy-id root@server -p 3535