Dead Dig Items (was Re: Theissen polygons)

Darrell McCauley mccauley at ecn.purdue.edu
Thu Apr 2 23:20:17 EST 1992


> > After dumping a vector file that I had lying around, I noticed some
> > entries with an "A" and some with an "a" (DEAD_AREA?). I guess this

> Dead features are those which have been deleted.  They are no longer real.
> The codes are changed rather than incurring the overhead of deleting data
> from the middle of a file.

I see that v.clean takes these out - wish I would have known this back in
the days of really tight diskspace, when I was doing things like
	foreach file (/usr/local/bin/*)
	 strip $file
	end

Learn something new everyday.



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