Practical Perl Tools: What's Up, perldoc?

For the past million or so columns, we’ve taken a look at how to use Perl to do X or how to use Perl to do X by communicating with such and such Web service. Every once in a  while I think it is good to step back and talk about how to use Perl, period. This is going to be one of those columns where we go back to some of the basics that you may have  missed as you zoomed right to the “high priestess of Perl” status you now hold. We’re going to talk a bit about documentation in the Perl world, both how to consume and create it.