Top new questions this week:
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When I am prompted for a transformation to use in QGIS, the recommended/default option (in green) is the least accurate one. In my case, QGIS recommends a transformation with an accuracy of 6m when …
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I have some fonts that I want to add to QGIS but not globally to my operating system. So “installing” them e. g. via right-click in Windows or copying them to /usr/share/fonts/ on Linux is …
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With the latest version of QGIS (3.28.2) with Windows 64 bits, with the new point cloud layer: the layer properties window is oversized in the height. This hides the bottom buttons (OK, Cancel…), …
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I want to select rows in an attribute table by date using PYQGIS. The column is called “Date.” This is my script: import qgis.utils from qgis.utils import iface layer = iface.activeLayer() layer….
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My data download from Earthdata.nasa.gov for a DEM is in WGS84 CRS. I am aiming to create Viewshed using QGIS 3.14 but I am getting the below error message: Raster pixels are irregular in shape (…
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(Instead of looking for the closest point between a point and a polygon I want to specify the direction that I want to measure the distance in) I have a working code to calculate the distance between …
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I want to execute a Python macro with QGIS 3.22.14 and python39 installed via OSGEO4W and windows 11 home. The purpose is to run a script automatically when I open a project in QGIS.The problem with …
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Greatest hits from previous weeks:
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What is the difference between WGS84 and EPSG 4326? It seems like for a given dataset it might be both WGS84 and EPSG:4326.
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I am using OSM with Leaflet API. Now I want to get the lat and long of a clicked location. I meant something similar to this. ex: openlayers.org/dev/examples/click.html map.events.register(“…
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As you see in the figure, the question is: How to find the minimum-area-rectangle (MAR) fitted on the given points? and a supporting question is: Is there any analytical solution for the …
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I was talking with a potential client, and they requested that we plot some points with GPS, with a maximum (or should that be minimum?) accuracy of 2 m. This is an area with no WAAS, and I was under …
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Can someone help me with this error concerning installation of geopandas even after installing ‘shapely’? Error: cwd: C:\Users\JASHVA~1\AppData\Local\Temp\pip-install-ccci6ax2\fiona\ …
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Not sure if this option ever existed, but the new QGIS version hides a lot of things somewhere else and this seems so simple that I’m kind of convinced it was possible to do this before. I have quite …
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I am having difficulties to change the default zoom level when I open the iframe below in my site. Can anyone please help me to set zoom level when following iframe is opened? <iframe src=”http://…
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Can you answer these questions?
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I am trying to calculate the NDVI from Sentinel-2 2LA images from different years in order to observe the change in vegetation over time. The images are from 2020, 2021 and 2022 all from the same …
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Background: At 3.28.2, I am having trouble creating a desired Mergin Input attribute form. I will describe the setup here: One of the input fields can only take on values of NULL or 0 to 9. For this, …
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Is there a way to calculate zoom for given bounding box and map size in OpenLayers? What I can do is fitting the map and then reading the zoom from view but I need to calculate it without setting the …
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