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Re: Autoexpanding ZIP archives?

From: Peter N. Lundblad <peter_at_famlundblad.se>
Date: 2005-12-07 22:35:59 CET

On Wed, 7 Dec 2005, John Peacock wrote:

> Peter N. Lundblad wrote:
> > Why wouldn't the binary diff algorithm be suitable for XML documents?
> It is, but that isn't the smallest possible diff for that document type,
> which could be generated by some magical xmldiff like one of these:
> all of which provide a context sensitive diff, based on the underlying
> XML structure. The binary diff algorithm doesn't know nothin' 'bout
> parsin' no XML files, so it is just a binary mapping between two
> collections of bytes.
Hmmm, are we entering micro-optimization land now. Maybe the binary diff
doesn't produce the smallest diff possible, but it must be much better
than a context diff in this situation. I can understand why people want
us to be more intelligent for .zip files, but not in this case.


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Received on Wed Dec 7 22:37:54 2005

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