Top new questions this week:
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I have a layer containing color field storing color names as text like red, green. The layer is read-only. id color 1 green 2 red 3 blue 4 green I would like to define -using data-defined …
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I’m using QGIS 3.28 and I need to find the furthest point from an certain origin. For reference, this is a Fiber to the Home (FTTH) project. Imported data: The pink dot on the center is the point of …
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I use the following code to apply pseudo color into a NDVI raster. rlayer =layer = iface.activeLayer() #stats = rlayer.dataProvider().bandStatistics(1, QgsRasterBandStats.Range) #min = stats….
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I found this question and am wondering, is it for PostgreSQL? Where’s the documentation for <->? Trying to find the fastest way to get the distance between a lat and long earth coordinates in …
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In the picture below, north arrow should be placed, however it’s unclear how to do it since north pole is also in the picture. Please advise on the arrow placement and position, hopefully with …
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Compressed LAS pointclouds (LAZ) are significantly smaller than the uncompressed ones (I observe a compression factor of x4 – x5). Since point clouds are often large files, this is a substantial …
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I’m trying to export QgsVectorLayer format into a csv with WKT? I’m really have a hard time understanding the QGIS python documentation. I don’t even see any option for Geometry. Even though I saw …
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Greatest hits from previous weeks:
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Why can’t I add a base map to my data frame in ArcMap? I am using ArcGIS 10.2 for Desktop and the options under Add Data for Add Basemap and Add Data From ArcGIS Online are both disabled (grayed out)….
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I have a point layer and need to draw a line passing through or in the vicinity of the points (up to 0.5m distance between the point and the line). The nodes of the line will receive the attributes of …
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I updated QGIS to version 3.6 using OSGEO4w When I try to run any GRASS script, I get the following error message : This algorithm cannot be run 🙁 The specified GRASS 7 folder “C:\OSGEO4~1\…
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How and Why is a Panchromatic Satellite Image associated with high spatial resolution? I googled and found that it is a single band image, but then why is it called pan-chromatic(All Colors). Does it …
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Suppose I have the geographic coordinates of “Saratoga, California, USA” as Latitude: 37°15.8298′ N Longitude: 122° 1.3806′ W I know from here that in the case of latitude 1° ≈ 69 …
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I have seen all the questions for how to export an attribute table to Excel from QGIS, and I try all the answers like copy paste, CSV (in fact this I do not know where to find), but none seems to be …
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I want the QGIS interface in English, in order to share information with the GIS community. Using another language, when chatting with the GIS community, makes things more difficult. When I installed …
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Can you answer these questions?
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Up to version 2.20 of GeoServer I used the Mapfish-print plugin with a config.yaml in which there is an overview configured using the tag “overviewmap:1”. Updating to version 2.22, I’m …
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I have expected the following Overpass query to return all relations with admin_level=”2″, i. e. all countries. relation[admin_level=”2″]; out tags; However, at least the relation …
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I am setting up a Mergin Maps project and would like an image taken from the QGIS Photo widget to display in the preview. I have been able to get the photo to show up in the preview using the …
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