Josh McAdams and I are about to finish off Effective Perl Programming, which is already on Amazon for pre-order. We just have to finish off the last item, a list of really cool Perl one-liners. We have the stuff that we use ourselves, but we know there is a lot more out there.

What's in your login files? Have you written a really cool Perl one-liner?

We're especially interested in one-liners that do interesting Windows things. Do you have something that interacts with Office (or …