Geographic Information Systems
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underdark♦
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Open source GIS expert, OSGeo Charter, QGIS PSC member, and author of Learning QGIS and QGIS Map Design.

Interests: open source GIS, open data, spatial databases, GIS-T, data visualization for exploration

Twitter: @underdarkGIS

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42 Community Promotion Ads - 2013 Dec 10 '12
36 Community Promotion Ads - 2015 Jan 1 '15
20 Improving on 19,000 unanswered questions? Nov 6 '12
19 Locating GIS Stack Exchange Blog? Aug 15 '11
17 What is this site about, really? Apr 22 '11
16 Should I post answers to questions that already have answers as a comment? Dec 30 '14
15 What should we do with bug reports? Mar 6 '16
13 Should there be a grace period before downvoting questions from a new user? Apr 12 '12
12 What's the correct way to write shapefile / shape file / Shapefile? May 6 '12
12 Dealing with Q&As using deprecated/non-existent PyQGIS API functions? Dec 28 '16
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