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From Rob Hartill <>
Subject Re: last-modified is broken
Date Thu, 23 Mar 1995 17:02:12 GMT

Can you get us some code which does the date stamp comparison
faster ?
> > I use if-last-modified in my cgi-stuff for the movie database. There
> > I just say that something hasn't changed if the if-last-modified
> > date I see is exactly the same (one string comparison operation) as the 
> > computed last-modified date. This is a very inexpensive check to make.
> It is also invalid -- the spec is very clear on this, as were my original
> intentions when I defined the conditional GET protocol.

Well I'm not going to lose any sleep over that spec violation :-)
I'm doing the clients a huge favour by giving them Last-modified:
info as well as subsequently checking their  if-modified-since 

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