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User Name | Thread Name | Subject | Posted |
Sandy Paton | Help: UPC codes (17) | RE: Help: UPC codes | 18 Apr 00 |
Jon, my friend, that's exactly what I meant when I described it as a "complicated calculation process." It may be simple to you and even moreso to your computer, but, shucks, I don't even know what a "modulus" is, much less how to use one - or why! |