in reply to Confession of a Perl Hacker
Second, I liked the explanation of pages 220-223 of Effective Perl Programming. The rest is about finding good examples.
Third, I think that the declining popularity of pack() and unpack() might be a consequence of the increasing emphasis on text-based protocols, e.g., XML and friends. You just don't need pack() and unpack() that often anymore (at least, that's my experience).
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