Since others have answered your questions, here's some hints on linking.

You wrote

(I picked this off of: http://www.perlmonks.org/?node_id=1977)

Typing in the following pseudo-HTML will automagically generate hyperlinks:

  I picked this up [1977|here].<br>
  I picked this up from [How do I make a hash of arrays?]
[download]

as

I picked this up here.
I picked this up from How do I make a hash of arrays?

throop