linux: ssh without password prompt

from source computer:
go to your user (su -l username to load login vars)
ssh-keygen -t rsa
ls ~/.ssh/

from destination computer:
go to your user (su -l username to load login vars)
ssh to source computer to create .ssh directory

from source computer:
scp ~/.ssh/id_rsa.pub linus@x.x.x.x:/home/linus/.ssh/authorized_keys2

then try
ssh to destination computer

password prompt should not appear

:)