Questions tagged [editing]
Editing is the process of modifying feature geometry, locations, and attributes of spatial data.
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My QGIS does not have the basic symbols for editing lines. How can I fix this?
I cannot seem to use/ view any symbols when trying to edit simple lines.
I have recently download QGIS 3.28.3-Firenze
I also tried downloading an older version (3.18-Zurich) of the Software and had ...
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QGIS edit stuck on drawing hexagons. How to reset editing settings to default?
I am trying to draw a polygon but QGIS forces me to draw hexagons, squares or everything on the shape digitising tool bar. Please look at the following 2 screenshots.
I understand that I must toggle ...
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Editing problem after long time in QGIS
I'm using QGIS 3.26 and after a long time editing SHP I get problems. When I want to split the polygon by split features from point 1 to point 2 and 3 (image), after clicking on point 1 the function ...
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Align points to edge using common attribute
I have two layers, one with points that represents house numbers, and another one that represent the edge of the square, these layers have an attribute in commun, so I´m looking for a way I can use ...
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Edit and save features on a database in ArcGIS JS API
I create a map by using Esri JS API and try to edit my building features. I want to create new features (or delete them) on the map and I want to save changes on my database. How can I do that?
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QGIS. Edited vertices revert back to original position when saving layer edits
But when I hover over where the new line was before saving, the edits appear in red. If I right click the mouse, that line disappears and red circles appear on the original line. The feature class is ...
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Changing feature in one layer with feature from another layer in QGIS
I have a set of data from the UK Ordnance Survey (Zoomstack). It covers the whole of the UK. In the area I am currently interested in, it appears that one road has been incorrectly designated as a ...
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Editing bug when adding layers with python script QGIS?
Does anyone know why when I’m editing my polygon (geojson) that the vertices return back to the original spot. I add them through a python script with QgsProject.instance().addMapLayer(). I start an ...
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How to move a point from a PostgreSQL point layer in QGIS?
I have a table in PostgreSQL. The table includes geometries in 2 columns. The two geometries are the startpoint and endpoint. If I want to move one of the points in QGIS, is not allowed. If I save the ...
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Changing attribute values of selected features using PyQGIS
I am selecting the features by "Property_T" and its attribute is 'Open Land' and I want to add some attribute to "SS" field for same record. What is wrong?
from PyQt5.QtCore import ...
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Automated coordinate correction using QGIS
I have data from visual observations of birds from a observation point. The data are entered in tables containing coordinates of the observation point, altitude of the bird, distance to the bird, ...
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How do I insert an Edit widget in ArcGIS Experience?
I've been desperately looking for the Edit Widget in ArcGIS Experience. I read the documentation, I have the Map Widget ready, but there is just no Edit Widget among the list of Widgets in the Add ...
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Changing attributes on a feature layer in offline project QGIS (working in PostGIS), then after synchronization the attributes have lost their changes
I have an offline project in QGIS as we are working with PostGIS layers. I have a .shp and I want it to be merged with a feature layer in my PostGIS. So, I upload the .shp in my pgAdmin, create a ...
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Cant delete Polygon after using the create polygon tool
I used the "create Polygon tool" with no active layer in edit mode. I now can't delete this polygon. I turn off all layers and it is still on screen. I can't select it or delete it. I have ...
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Display a QmessageBox alert when "toggle editing" is clicked
I am required to display a QMessageBox.warning() as a reminder to update a specific field when "Toggle editing" is clicked. This is required for a project in QGIS. Currently, I just can ...
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How to edit Accela Permitting System data in ESRI GIS application?
Is there a way to support multiuser editing of Accela Permitting System data from an ESRI GIS application using the Accela JS API? Using either ArcGIS enterprise or ArcGIS Online.
We currently have a ...
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Identifying and replacing specific pixel in DEM using ArcGIS Pro
I have a DEM that has a handful out outliers, but I have no idea where they are within the DEM. I'm using ArcGIS Pro and I have used the outlier tool to try to identify the offending pixels, but there ...
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How can I use spatially filtered PostGIS layers in QGIS without losing the ability to edit them in QGIS?
I have some vector layers for a whole country stored in a PostGIS database. I want to use that data in different QGIS projects that stand for different regions of the country. In the regional QGIS ...
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How to edit the results of a PostGIS layers after executing SQL query in QGIS?
Just getting started with QGIS/PostGIS for a project that involves thousands of points from geo-tagged photos. I'd like to be able to parse a selection of these based on SQL queries but it seems that ...
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Digitizing Toolbar greyed out now in QGIS 3.26.2 [closed]
Since we upgraded QGIS from version 3.16 to 3.26.2 the Digitizing Toolbar is greyed out. I have tried to find the setting that is different between version to unlock it but I can't find it. I need it ...
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"The operation would change the geometry type"
I want to edit polygon features within a ESRI gdb using QGIS 3.26.2 and the FileGDB driver. When I use the Vertex Tool to e.g. move a vertex I often get the message:
The operation would change the ...
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QGIS attribute default value in case of new or splitted feature
I'd like to know if it's possible to put an expression for default values that is different in case of adding a new feature versus splitting an existing feature. Any idea about this?
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How to split a polygon into UNEQUAL parts in ArcGIS Pro
Is there a way to simultaneously divide several polygons into UNEQUAL parts in ArcGIS Pro? I have a feature class with multiple rectangles that are all the same size and orientation. Here are three, ...
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(QGIS) Unable to change shape of polygon
I am failing to change the shape of a polygon I just drew. I need to enlarge it by moving one or two vertices somewhere else. I have selected the shape, toggled edit mode on, selected the Edit Node ...
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Can't complete creating a polygon in ArcMap
I am using ArcMap 10.7.1.
The problem started suddenly, when creating a polygon. Instead of what ArcMap usually does, which is autocompleting to the first vertex completed, it moves the suggested &...
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QGIS calculate area automatically
Is there a way to calculate area automatically when I edit a polygon? I mean, is there any function there I can use on area field and update itself when I finish editing?
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Some Tools in Editor Toolbar Grayed out
I am using ArcMap 10.8 with a Basic Level License and Windows 10.
I am in Data View. Have layer in TOC selected and started Edit session.
I have removed the definition query from the feature class ...
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How to split line with trace by specific length in QGIS
I'm modifying the existing water pipeline network. Sometimes I have information that the pipe from the beginning to the 125meter has a diameter 63mm after that point it has a 100meter -diameter 50mm ...
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Apply fix value difference in selected pixels of a raster file in Qgis
I am using the serval plugin in QGIS to spot edit a DEM in raster format. Besides the built in tools that I use, I have realized that in some cases I can achieve the desired results by applying a ...
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Trouble deleting features from polygon in QGIS - features do not delete
Apologies if this is a daft question, I have googled it and searched on here, but can't find an answer. I have a multipolygon shapefile of different pockets of woodland. I am trying to delete some of ...
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Automatically zoom to feature which is edited in attribute table in QGIS
I want to edit many features in the attribute table, for which I have to see imagery in the background of the features. To speed the process up, ideally I do not want to use the mouse to click ...
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In ArcGIS Online, can an X/Y field be auto-populated when a point is added?
I have a web map that is going to be edited by additional staff. When they create a point, a form pops up with several fields that are domain-enabled. Can the X/Y fields be auto-populated when a point ...
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Layer definition as "not editable" - INPUT app
I am using QGIS 3.18. I have add two layers into my project. I have uploaded it to the INPUT app.
How can I define that one of the layers could not be editable in the app.
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Merging Attribute Table Field Values for Same File in QGIS
If multiple people populate different attributes of the same shapefile on separate computers, is there a way to merge the attribute table without creating copies of the polygons or fields?
Each file ...
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Remove the longest segments of a polygon using QGIS
Is there an expression or tool that allows the user to remove the longest segments of a polygon? The end result would be two end segments (lines)
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Creating pipe jumps in ArcMap
When recording underground water pipes in the GIS we typically show where pipes cross (but don't join) with a pipe jump - a little half loop in one of the lines, something like this
On my main work ...
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Modifying features in-place with a model
QGIS has some processing algorithms that allow modifying the layer's features in-place.
How can I create a tool in the graphical modeler that allows for the same in-place editing functionality, e. g. ...
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ArcGIS Pro Pixel Editor - Saving takes forever
I have to reclass many small parts in a classified land use raster using pixel editor. However, when I click "save" after a few edits, the saving process takes forever (hours until I force ...
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Merging layer features by boundaries
I'm trying to combine the features from a layer in QGIS by distance. Basically I have the following layer with some features.
I wanted to remove the small gaps (as seen in below image) between them.
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Adjusting angles after drawing polygon in ArcMap
I need to adjust the angles of a polygon that I've drawn in the ArcMap environment.
In fact, I've converted the polyline to polygon by using data management tools and features. Now I want to modify ...
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Updating attribute field with values from list calculation using PyQGIS
I have a shapefile and I need to update a field with calculation results. In the calculation I'm iterating through two list with equal items as features of the shapefile. The sum of the list items ...
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PostGIS role limitations overcome via QGIS
I'm using PostgreSQL 14 with PostGIS extension. I've created the following role and grants
create role prueba login nocreatedb password 'prueba';
grant select, references, trigger
on all tables in ...
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How to make point symbols also have the number labeled inside the point?
I am trying to make a map where I have different colors for different categories of business type (retail, service, etc.), they are points on the map, but I need the point symbols to have the ID ...
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Set shortcut for ToggleEditing, save editing, Pan in QGIS python
I need to write scripts to set shortcuts for Toggle Editing, Save Editing, and Pan. I am using QGIS 3.16. Here is the code I used to set shortcut for Toggle Editing, there is no errors when I run it. ...
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Automatically activate the general tools from qgis project in script
I have a script and would like to put it in edit mode at the end so the user can start immediately. I would also like to automatically select the tool "Select Features by area or single click&...
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AssertionError when applying expression to field value with PyQGIS
I am trying create new columns in an attribute table and fill them with values with expressions using Python Console in QGIS.
I successfully create the new columns but when I try to fill them, I get ...
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Fill Ring tool problem
In the help file it says
"Draw a new polygon over the existing feature: QGIS adds a ring to its geometry (like if you used the addRing Add Ring tool) and creates a new feature whose geometry ...
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QGIS editing multiple point coordinates
I'm using QGIS 3.20.2 and am wondering if it's possible to edit the coordinates of multiple points? I know I can edit individual points using the vertex editor. However I'm wanting to do edits along ...
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How to set a layer automatically in edit mode and addFeature mode
I have load a new layer in my QGIS project by a processing script. At the end I would like to set the layer in edit mode and addFeature mode. Thus the user only has to set the points afterwards.
from ...
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Changing the naming of a coordinate system in QGIS
For compatibility reasons with a different software I need to change the naming of a CRS in QGIS (ETRS89 / UTM zone 32N). After georeferencing a file in QGIS I would like the CRS to show up in the ...
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