[clug] Two (perhaps simple) shell questions.

Jack Kelly endgame.dos at gmail.com
Tue Aug 18 05:31:28 MDT 2009

On Tue, Aug 18, 2009 at 9:27 PM, Andrew Janke<a.janke at gmail.com> wrote:
> Well if we are going to start removing syntactic sugar. (I also
> cheated a little given that I didn't originally specify even or odd
> lines).
>   perl -pe 'chop if$.%2' < myfile

I can't do perl, but I want to play. Here's a pointfree Haskell version:

main = fmap (unlines . (map snd) . (filter ((== 0) . (`mod` 2) . fst))
. (zip [1..]) . lines) getContents

Not so great on the character count, but it was fun to build.

-- Jack

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