13,122 reputation
12964
bio website sites.google.com/site/mwtoews
location Wellington, New Zealand
age 34
visits member for 3 years, 5 months
seen 1 hour ago

I'm a hydrogeologist. An expert of many random things.


1h
comment What is the best conversion tools?
ogr2ogr is probably the "best" tool to do this for most folks.
1h
comment Get lat/lon in degrees using PostGIS
If PostGIS 2.x is available and pretty lat/long output is desired, ST_AsLatLonText can be used in place of ST_AsText.
Jul
25
comment Flow direction generated for river is incorrect
The above results look normal, but the actual flow direction will make more sense when you perform a flow accumulation from the flow direction.
Jul
24
awarded  Revival
Jul
18
comment Conflict between ArcPy and GDAL/OGR?
This is probably what DLL Hell feels like. The best solution is probably to leave ArcGIS' Python installation alone and install another for custom packages (e.g. Python27 64-bit).
Jul
15
awarded  Revival
Jul
15
revised Creating an “average” polygon
syntax
Jul
15
revised Creating an “average” polygon
features.shapes might return more than one result, so aggregate them
Jul
10
answered Problem with Geometry SRID in PostGIS
Jul
7
revised Creating an “average” polygon
+algorithm
Jul
7
revised Creating an “average” polygon
better maths and adaptable resolution
Jul
7
revised Creating an “average” polygon
additions
Jul
7
answered Creating an “average” polygon
Jul
2
awarded  Curious
Jun
24
answered SQL-query should return GeoJSON FeatureCollection
Jun
23
answered More Efficient Spatial join in Python without QGIS, ArcGIS, PostGIS, etc
Jun
23
revised What does 'to the right' mean, regarding the >> operator in PostGIS?
explain the language
Jun
23
revised What does 'to the right' mean, regarding the >> operator in PostGIS?
added 4 characters in body
Jun
23
revised What does 'to the right' mean, regarding the >> operator in PostGIS?
added 546 characters in body
Jun
23
revised What does 'to the right' mean, regarding the >> operator in PostGIS?
added 235 characters in body