Find answers to your questions about Geographic Information Systems or help others by answering their Geographic Information Systems questions.
I am attempting to run: processing.runandload('qgis:joinattributestable', layer1, layer2, 'id', 'id', None) To join my tables and output to a temporary viewing layer. layer1 and layer2 are both Spatialite imports. They...
Asked on 09/26/2021 by IceDreamer
1 answerI'm having a little bit of trouble reducing the NDVI band of my data, without reducing the time bands. What I want is to apply a 95th percentile reducer to...
Asked on 09/25/2021
1 answerHow do I create a fishnet shapefile using QGIS? The equivalent task of "Create Fishnet" in ArcGIS....
Asked on 09/25/2021 by bcollins
5 answerI'm moving from GeoPandas to PostGIS and GeoAlchemy. I've a table full of multilinestring geometries (timezones from NaturalEarth.com) and I've a linestring which represents what will be the route of...
Asked on 09/25/2021
1 answerIf I'm installing the GDAL stock version from Ubuntu 18.04 then the installed version is 2.2 and I need at least 3.0.4 to better handle Sentinel 2 data. Is there...
Asked on 09/25/2021
1 answerI am trying to classify crops using Sentinel-2 image including 10 classes, using randomForest classification in R. For that, I extracted 2000 random samples points from the training areas for...
Asked on 09/25/2021 by UshaP
0 answerI'm trying to create a stream network with drainagelines formed at varying thresh holds throughout a drainage basin. Is there any way of doing with Arc and still creating a...
Asked on 09/25/2021 by LehighAndy
1 answerWhat file format can specify GPS lat/lon/elev time history? If I want to specify vehicle or pedestrian motion along a waypoint path, what is a compact way of specifying this?...
Asked on 09/25/2021 by Marc Compere
3 answerI'm looking for an algorithm which when given a latitude and longitude pair and a vector translation in meters in Cartesian coordinates (x,y) would give me a new coordinate. Sort...
Asked on 09/25/2021
8 answerI'd like to know how to concatenate part of a string and sort it. For example, i have a FIELD1 (string) and i should have the numbers of the string...
Asked on 09/25/2021
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