in reply to
Re^2: Howto count elements within an interval
in thread Howto count elements within an interval
That is the answer to my questions. Also, any advice on getting a better
grip on the power of hashes?
For some quick how-do-I-do-X, try http://www.cs.mcgill.ca/~abatko/computers/programming/perl/howto/hash/
A really easy introduction to hashes: http://www.devdaily.com/perl/perl-array-hash-tutorial-examples
This looks interesting: http://www.perl.org/books/beginning-perl/
...and, of course, the "Learning Perl" book http://oreilly.com/catalog/9780596520113 by merlyn
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