mdsumner

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visits member for 2 years, 7 months
seen Jun 13 at 11:58
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27 Answers

newest activity votes
16
Why do you use ArcGIS?
mar 2 '11 at 9:49
13
What is the most useful spatial R trick?
nov 24 '10 at 23:49
12
Best way to add Attribute data to a shape file
mar 7 '11 at 0:18
10
Converting projected geoTiff to WGS84 with GDAL and Python
mar 2 '11 at 5:38
9
Problems with NA values when reading .DEM file with R 'raster' package in Windows
sep 28 '11 at 9:25
6
What GIS editors work with GIS data that is stored in SQL-Server
nov 23 '10 at 0:25
5
How to easily shift all features in a vector dataset?
mar 7 '12 at 0:19
5
Where can I find a histogram of the grade of the Earth's surface?
sep 26 '11 at 22:13
5
What raster-based GIS systems really work?
feb 24 '11 at 10:09
5
How to implement value-by-alpha map in GIS?
nov 23 '10 at 22:59
4
What are the alternatives to Manifold GIS?
dec 3 at 6:58
4
Generate points that lie inside polygon
feb 24 '11 at 10:01
3
How to produce spatial grid from raster?
dec 11 at 22:23
3
how can i convert a shapefile to lat and lon boundaries?
dec 1 '10 at 4:41
3
What are the valid values for “band” in a GeoTiff file?
nov 30 '10 at 23:03
2
How to reproject raster from 0 360 to -180 180 with cutting 180 meridian
oct 29 at 22:10
2
Looking for a user-friendliness & functionality comparison for ArcGIS and QGIS
oct 9 at 0:56
2
Why does gdalbuildvrt not allow these things?
aug 11 at 23:01
2
What is the most annoying fact about the GIS market/industry?
aug 16 '11 at 13:33
2
3D visualization for marine navigation
feb 27 '11 at 21:16
2
GIS for the masses?
feb 19 '11 at 0:53
2
Does a projection's WKT reflect the computer's locale?
dec 6 '10 at 20:20
2
How do I use GDAL to convert from an arbitrary projection/datum into Equirectangular/WGS84?
dec 1 '10 at 20:14
0
Which GIS (with GUI) produces good-looking maps for a reasonable price?
nov 23 at 22:17
0
Best definition for GIS today?
nov 26 '10 at 23:44
0
How do you cite ArcGIS?
feb 28 '11 at 9:06
-5
Why do valid polygons repeat the same start and end point?
may 28 '11 at 13:34