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- Um, I think when I tell you about a document, I can tell you:
- a)Some attributes about it that you can remember and use for
- finding it again.
- b)its signature/fingerprint/checksum whatever
- This helps you know whether you already have exactly what I'm
- referring to or can get it more locally.
- c)some information about where I think you can get it and how
- d)a set of instructions you can use for getting it.
-
- So I have a book here. a) It is called "Programming Perl", by Larry
- Wall and Randal L. Schwartz. b) it is ISBN 0-937175-64-1. c) it is
- part of the O'Reilly & Associatiates series of Unix books, try a
- technical library d) If it were available for FTP, it would be in
- //ora.com/nuts/books/perl/1991-edition.
-
- The last two are a little strained in the analogy; don't jump on the
- analogy, please, I just want to point out that it is reasonable and
- customary to supply *MORE THAN ONE* of unique identifier, serial
- number, access path, common attributes, etc.
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