Re: uniq ignore blank lines?

[Paul Jarc]

casioculture@gmail.com wrote:
> They don't have spaces or tabs. But the od -c showed me \r and \n. The
> editor is scite on windows.

Presumably every line ends with \r\n, so you want only the lines with
at least two characters (including \r, but not \n):

grep .. file | sort | uniq -c -d | sort -r


paul