user avatar
user avatar
user avatar
kontextify
  • Member for 7 years, 6 months
  • Last seen more than a week ago
  • Tallinn, Estonia
15 votes
3 answers
10k views

Inverting Polygons using QGIS?

6 votes
1 answer
743 views

Merging GeoTiffs with GDAL causes grid-like artifacts?

6 votes
1 answer
4k views

Clipping geometries in PostGIS table if they are inside polygon? [closed]

5 votes
1 answer
464 views

artifacts in SRTM contour layers processed with GDAL tools and rendered with mapnik?

4 votes
2 answers
7k views

fixing polygons with "ring not closed" errors

4 votes
1 answer
2k views

inaccurate distance measurements in Python

3 votes
1 answer
432 views

CartoCSS: labels along inside of polygon boundary

2 votes
0 answers
451 views

using changeset for larger region to update OSM data in PostGIS

2 votes
1 answer
138 views

QGIS simplify geometries shifts polygons north

2 votes
1 answer
457 views

Mapnik/CartoCSS: make text labels overlap other layers (but not each other)

2 votes
1 answer
63 views

detecting errors in DEMs

1 vote
1 answer
1k views

correct projection (PROJ.4 string) to rotate map

1 vote
5 answers
920 views

Have DEM, need polygon outlining region above a certain elevation

0 votes
1 answer
2k views

geometries with different SRIDs errors (even after setting SRID)