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I have a situation that seems complex, or at least it feels complex to me. I have a layer for administrative divisions, and initially, this layer contained only one field to determine the type of admi …

So my question is about giving the middle point of a polygon based on lines inside the polygon the picture will explain everything The blue line is the distance between first and last line in my polyg …

I have used Snap geometries to layer and made the input and reference as the same layer and worked fine

I'm using QGIS v3.28.1 and also I have QGIS 3.16 already installed on my PC, when I recently used 3.28 and did some work on it then opened the same file in QGIS 3.16 all the symbologies were missing so … I needed to copy symbology style from 3.28 QGIS and paste it in 3.16, so how can I avoid this copy and paste and make it work fine? …

I downgraded to QGIS 2.14 to use the Table Manager, but my files always crash in this version of QGIS. Currently, my only option is to rebuild my project file from scratch. … However, I am wondering if QGIS is still unable to reorder PostgreSQL layer fields. I tried these resources : Changing fields order in QGIS Changed attribute order of PostGIS layer in QGIS …

I have a lot of points. Each one is connected to one or more lines. The lines have also more than one direction (max 4 directions). So how to figure out a method to identify the count of lines for eac …

So I have a lines layer and not all of the lines are snapped well ( Image below ) and I need to snap all of these lines together using one of the algorithms that are available in QGIS. …

I have Processing Algorithm of Explode Lines and I need to use the output of the layer to create a field calculator Processing Algorithm, so i have entered the filed name that i need to create and typ …

I've these lines so when i want to point the middle by going to Vector > Geometry Tools > Centroid the point goes on the Straight line only, but when i have lines with curves the point doesn't goes wi …

I have a project file that contains OSM from QuickMapService, and I always insert vectors on this OSM map, the issue here is when the OSM got updated the streets shift, and my vectors ( Lines, Points …

If you have polygon layer and point layer you can use join attribute by location and make sure you have select intersect

closure"; but using UNION ALL didn't work when inster this table into ArcGIS or QGIS but if i used CREATE VIEW "combined_closure" AS SELECT * FROM "schema1"." … closure" which means getting the data from only 1 table and 1 schema the table will work when i insert it into ArcGIS or QGIS, so why when I use UNION ALL the geometry in view table will not work? …