formatting output of date command

From: Gene Siepka (gsie44@tsg.cbot.com)
Date: Thu Aug 14 2003 - 10:39:10 EDT


Hey kids, here's one for you...

I know that if I need to produce a string that matches today's date, I can do:

date +%Y%m%d

What if I wanted it to print yesterday's date...
Any ideas???
Thanks Mucho
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