====== SED - Align - Align all text flush right on a 79-column width ======

<code bash>
sed -e :a -e 's/^.\{1,78\}$/ &/;ta'  # Set at 78 plus 1 space.
</code>

----

===== Example =====

Running that command again this file:

<file bash testfile>
aaa
bbb
ccc
</file>

returns:

<file bash testfile>
                                                                            aaa
                                                                            bbb
                                                                            ccc
</file>