Cool/useful short examples of Perl?

[Paul Makepeace]

On Mon, May 30, 2011 at 11:40, Leo Lapworth <leo at cuckoo.org> wrote:
> I'm working on http://learn.perl.org/ and I'd like to have a few rotating
> example of what can be done with Perl on the home page.

I think this is great,

    curl -L http://cpanmin.us | perl - --sudo App::cpanminus

An installer that installs itself!

Then to demonstrate it,

    cpanm --sudo App::Ack

Then demonstrate how insanely awesome ack is.

Paul