Corpora: code for random selection of concordance lines

[edwards at ICSI.Berkeley.EDU]

I'm a huge fan of these kinds of tutorials.  I'm glad to know of
Rosie's for perl.
For the gawk, sed, tr mix of things, this is a great one:
Ken Church's, "Unix for Poets":
    http://www.research.att.com/~kwc/tutorials/unix_for_poets.ps

-Jane Edwards