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Jonas
  • Member for 12 years
  • Last seen more than a month ago
  • Sweden
29 votes
9 answers
6k views

Is there any way I can use a Key-Value store for geospatial data?

27 votes
6 answers
22k views

How correct is the "Accuracy" value given by GPS devices?

26 votes
6 answers
15k views

Is GPS more accurate on specific hours of the day?

16 votes
3 answers
4k views

Is there a decent open source map-editor?

16 votes
4 answers
30k views

Transforming polygon to linestring in QGIS

13 votes
4 answers
18k views

How can I transform a georeferenced JPG to a georeferenced TIF?

12 votes
2 answers
5k views

How can I export a linestring to a GPX file in QGIS?

10 votes
4 answers
18k views

What data is sent from GPS satellites to receivers?

7 votes
5 answers
242 views

What datastructure is a good choice for objects in a map-editor?

5 votes
3 answers
2k views

How can I import only a subset of the polygons in a Shapefile using QGIS?

4 votes
1 answer
13k views

How to select and copy a group of polygons in QGIS?

2 votes
5 answers
3k views

Is there any open source library for reading OCAD files?

0 votes
1 answer
1k views

How can I open a georeferenced JPG file in OCAD?