Top new questions this week:
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Is there a way to browse through multiple rasters on QGIS efficiently ? I don’t know how to do aside from ticking and unticking the boxes for each of them (see picture) and that really gets old …
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I am curious if there is a way to get all features from a certain layer that are visible in the current map. I am aware that this could be done using the checkbox in the attribute table object but I …
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How can I apply Robinson projection in a GeoPandas plot? import geopandas as gpd world = gpd.read_file(gpd.datasets.get_path(‘naturalearth_lowres’)) world.plot(column=’pop_est’)
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I have a raster layer and a polygon layer. The raster layer has values between 0 and 600. I want to calculate the average of all values above 0 within each polygon. The only solution I came up with so …
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I have these two GeoTIFF’s: terrafrost.com/gdal/1.tif terrafrost.com/gdal/2.tif I’m trying to merge them by doing gdal_merge -o result.tif 1-dark.tif 2-dark.tif but when I do the …
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What motivates the question is a neighborhood disagreement involving my parents, that developed as follows: Dad bought a house in early 70s, moved there. The house was adjacent to a vacant lot, used …
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I’m trying to generate a unique serial number for a dataset I have, for example, something like this: As shown, I would like to have a serial field, called SERIAL in this case, that increments based …
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Greatest hits from previous weeks:
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I have installed PostgreSQL 9.x and PostGIS 1.5/2.0 several times and have never had this problem. I just got a new CentOS 6.3 server up and running and and I have Postgres 9.3 functioning as …
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Can somebody please explain what is the difference between the Coordinate system (WGS 84 for example) and a Projection (Universal Transverse Mercator for example)? What is the difference between a …
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I want to toggle between map view and satellite imagery in Google Earth like I can in Google Maps. Is there an easy way to add Map View to Google Earth?
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I would like to convert .shp into .gpx. Using GIS, I open my shapefile and I tried to “save as” gpx but it gives an OGR error: creation of field ObjectId failed (OGR error: Field of name ‘…
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I have a lot of DWG files like basemap, and water and wastewater network. How do I import these files into my QGIS project?
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Upon searching for the OpenLayers plugin, it shows that this plugin is incompatible with version QGIS 3.0. Will this be updated? Is there another way to add Google imagery or any other aerial imagery …
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Is it possible in Leaflet that popup opens on mouse-over, not on click? This is working for just one marker at a time, but I need it for a bigger number of markers: marker.on(‘mouseover’, function(e)…
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Can you answer these questions?
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I have a set of lines (least cost paths from on place to another), which i would like to align where they run in parallel. What QGIS-tool could i use for that? Ideally, I could define a distance and …
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I’m using ArcGIS Pro. I have a rivers (line) dataset, and a census tract (polygon) dataset. My goal seems relatively simple–polygons are considered “contiguous” if they are connected via a …
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I have a report layout (with child groups) and I want to export only the report of a specific set of features. I tried to check if the fid matches with @atlas_featureid variable but I couldn’t find …
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