[GRASS-user] New Spearfish based LRS example

Dylan Beaudette dylan.beaudette at gmail.com
Thu Jun 28 21:54:49 EDT 2007


On Thursday 28 June 2007 06:22, Markus Neteler wrote:
> Dylan Beaudette wrote on 06/27/2007 05:22 PM:
> > On 6/27/07, Markus Neteler <neteler at itc.it> wrote:
> >> Hi,
> >>
> >> I have added a new Spearfish based Linear reference system (LSR)
> >> example to the v.lrs.create manual page. See also here:
> >>
> >>  http://grass.itc.it/grass63/manuals/html63_user/v.lrs.create.html
> >>
> >> It makes use of a new v.edit flag kindly added by Martin today,
> >> but you can also generate the vector line with d.extract or v.digit
> >> or ...
> >> I will backport recent LRS fixes to 6.2.2 for the upcoming release.
> >>
> >> Cheers
> >> Markus
> >
> > Nice example Markus, I have been waiting to try this out.
> >
> > I noticed one small bug - which might be related to the version of
> > GRASS (CVS from 2 weeks ago)..
> >
> > the statement:
> > v.db.update busstops col=start_mp qcol=cat
> >
> > produces an error, because 'qcol' is not a valid option for v.db.update
> >
> > any ideas?
>
> Sure:
> cvs up -dP
>
> v.db.update help
> ...
>   qcolumn   Column to query
>
> :-) You need to update from CVS...
>

Thanks for the tips. I will give it another try when I get a chance.

cheers,

-- 
Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341




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