Questions tagged [remove]
The remove tag has no usage guidance.
57
questions
2
votes
2
answers
67
views
Removing added layers using Leaflet
I add polygon data on the Leaflet map by selecting parameters: travel_mode and travel_time from the form control and clicking a button "btnGenerate". This button click function is working as ...
- 67
2
votes
2
answers
181
views
Delete multiple layer at once in geopackage QGIS
Is there a way to delete more than one layer at the same time in a geopackage file once I have opened the connection in QGIS? I am only able to delete them one by one...very time consuming.
- 425
0
votes
0
answers
39
views
Select all layers in QGIS
In the previous versions of QGIS, to select all layers in the 'layer panel' and then remove them, I used 'CTRL + A'.
In QGIS 3.22 this is not possible and to delete multiple layers I have to select ...
- 425
0
votes
1
answer
27
views
maplibregl.Popup()
To show a popup when clicking the map, I entered:
const popup = function(e){new maplibregl.Popup().setLngLat(e.lngLat).setHTML('MODIFICATIONS').addTo(map)};
map.on('click', popup);
map.on('...
- 1
0
votes
1
answer
73
views
ArcPy command to remove empty layers that are grouped
I have a script that works for MXD with ungrouped layers.
How can I change this so it works if there are groups of layers?
I have an MXD template with many layers & groups. The underlaying file ...
- 1
1
vote
0
answers
122
views
QGIS 3 : Removing a memory layer with pyQGIS [closed]
I'm trying to remove a memory layer from the QGIS TOC.
Here is my code to create the memory layer :
self.uri = QgsDataSourceUri()
self.uri.setConnection("bd", "bd", '', '', ...
- 379
1
vote
0
answers
42
views
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)
- 127
0
votes
0
answers
207
views
QGIS crash when programatically removing layer
I have to remove a layer named "Punti_da_csv_utente" and I use the following code:
def processAlgorithm(self, parameters, context, feedback):
#(other code)
for lyr in QgsProject....
2
votes
1
answer
63
views
Issue with saved scratch layers in QGIS, index higher than new scratch layer with the same name?
I'm using a plugin that creates scratch layers with the same name each time I start it.
It's not an issue on a session basis, proj.mapLayersByName('scratch_layer_name')[-1] works fine to get the ...
- 336
5
votes
4
answers
235
views
Removing file type from attribute table in QGIS
I imported a shapefile that contains track plots of SGY files into QGIS, and I would like to remove '.sgy' from the file names in the attribute table.
In the image, I've highlighted the section of ...
- 61
3
votes
2
answers
247
views
Removing decimal part from float field in QGIS
I have a field called "_mean" and I would like to remove the decimal part of all the values of that field.
I attach two pictures. One an example of my variable ("_mean") in the ...
- 522
3
votes
0
answers
354
views
Deleting layer with its source in QGIS 3
When I remove a layer, I usually don't need the source anymore either. If now using the QGIS remove layer... command, the layer, of course, is gone, but the source file remains in the data and has to ...
- 477
0
votes
1
answer
331
views
Removing repeated commas with ArcGIS Survey123
I have created a form in ArcGIS Survey123. I have several field where you can enter multiple numbers from a select_multiple question. I then want to put all of those numbers into a single string. So I ...
0
votes
1
answer
63
views
Why does list.remove() not remove all items that meet the condition?
I have a bunch of feature classes in a geodatabase, and some of them are empty. I want to generate a list of all feature class names, and then remove the names of any feature classes that are empty. ...
- 1
6
votes
4
answers
941
views
Removing duplicate features based on a condition on another attribute column in QGIS
I want to remove duplicate features (from a polygons shapefile) based on a condition on another attribute column in QGIS.
For example, if I have the following attribute table of a polygon shapefile:
...
0
votes
1
answer
85
views
Remove gpkg delated QGIS
I accidentally deleted a gpkg file from QGIS browser… I thought it was to delete the connection and the file was deleted… does anyone know any way to recover it? Does QGIS save deleted files somewhere?...
3
votes
1
answer
120
views
Removing table join using PyQGIS
I joined a table to a layer in QGIS using code from this thread: Joining layers with PyQGIS 3.
Now I would like to remove the join. How can I do it?
- 365
1
vote
0
answers
606
views
Removing previous markers when new markers are added
Actually, I am using leaflet map to display city markers when country is clicked. Everything works fine. But, when I click on new country, the previous country markers remain on its position. Now, ...
- 11
6
votes
2
answers
578
views
Removing duplicates from string in QGIS
In QGIS 3.18 in a shapefile attribute table, I have some fields with concatenated values (with commas , as the delimiter). Some of the values are duplicate, and I would like to remove them.
For ...
- 1,041
4
votes
1
answer
222
views
Deleting more than one node at once in QGIS
I would like to delete some nodes in my layer. I've got them about 50 or even more.
I found some solutions here:
https://www.youtube.com/watch?v=lbgmNXXJCzA&ab_channel=JustinAdler
How can i ...
- 3,759
4
votes
1
answer
372
views
Removing vector layer for overwriting using PyQGIS
In QGIS, I've tried to remove a layer, execute a processing and overwrite the input layer. This in my Python code:
from qgis.core import *
for lyr in QgsProject.instance().mapLayers().values():
...
- 79
0
votes
1
answer
78
views
Remove place names from the layout in the print composer using a WMS
I am new to working with maps and I am going to make a map presenting the study sites in my theisis.
As a map I am using a WMS-map provided by geonorge.no. I am wondering if there is a function in the ...
- 1
1
vote
1
answer
152
views
Removing lines that do not provide connectivity using FME
I have two datasets one for lines and another for polygons, the lines data that contains lots of small line segments that are not needed. I would like to delete the lines only if they are not ...
- 15
0
votes
2
answers
62
views
Keep only certain points on a layer
I'm using QGIS 3.10.4. I have a vector layer that contains more than 200 cities as multiple points on the layer. The attribute table has one column: city name.
My goal is to keep only 10 certain ...
- 47
0
votes
1
answer
84
views
Creating a new layer based on criteria of multiple layers
I'm really new to ArcGIS and have been trying to search for whether this is possible but don't know the correct terminology to look it up.
I have two layers on my map, one of lines and one of points. ...
- 11
2
votes
3
answers
2k
views
Remove Layers only if layers already exist using PyQGIS
I have written a code that imports the different Layers from a folder to QGIS. The problem is that when I run the code again, the layers are duplicated and so on.
If I try to remove the layer at the ...
- 171
0
votes
1
answer
225
views
Removing empty dataset from gdb
I want to delete about 25 datasets that are empty from my gdb file which consists 30 datasets. I am invoking pPthon window and trying to execute this script:
import arcpy
from arcpy import env
env....
- 17
5
votes
2
answers
347
views
Removing vertices coincident with point layer in QGIS
Is there any way in QGIS to delete vertices in an automatic way from a feature which are coincident with a point layer?
I have many lines forming a "T shape", so I would like to remove the ...
- 117
0
votes
1
answer
157
views
Removing elements that cut other elements using QGIS
I have line elements and polgone-elements on two different layers (lets say layer A (line) and layer B (polygons). Now I want to remove all elements of layer A that crosses/touches/laying in polygones ...
- 89
0
votes
0
answers
931
views
Remove buffer from polygon
I need to remove the outside area of a polygon based on a numerical value in a python script. It would be to determine a core habitat for a species that don't live at the edge of their habitat. I'm ...
- 17
4
votes
1
answer
327
views
PyQGIS Remove VertexMarker
I have several plugins I am using that involve rubberbands and their equivalent points (QgisVertexMarkers). My problem looks to come from removing them from the display. This process worked fine in ...
- 125
0
votes
1
answer
109
views
pyqgis: dbf blocked after removeLayer
I developed a plugin in QGIS. One of the processes consists in remove some layers from the QGisProject, use them with other third party code in C# (maybe layers are modified by C# code) and finally ...
- 1
1
vote
1
answer
842
views
Removing a group from layers panel using PyQGIS? [duplicate]
How can I remove a group that I created previously using :
groupName="machin"
root = QgsProject.instance().layerTreeRoot()
group = root.addGroup(groupName)
- 199
1
vote
0
answers
3k
views
How to properly uninstall OSGeo4W+GRASS+QGIS on Windows7 64bit
Over the years I have tried QGIS and other mapping systems. Lately I wanted to make a go at using the newer versions of QGIS but wanted the ability to run the new one, 3.4 or 3.6 and to keep the old ...
- 11
1
vote
1
answer
526
views
Deleting overlap between two polyline layers in ArcMap? [closed]
I have two stream layers and they overlap, I want to delete this overlap on one layer so I do not repeat any information.
How do I do this?
I can only seem to find information regarding polygons.
- 11
0
votes
1
answer
1k
views
Delete Pseudo Nodes (or unncessary nodes) using PostGIS or QGIS
I have so big big data (like about 60 Gb.) and it seems to have much unnecessary pseudo nodes.
I would like to remove them using PostGIS or QGIS without simplifying or changing its original shape
(...
- 1,000
3
votes
2
answers
808
views
Remove countries from JSON file
I have this file nuts0.json that I would like to change by removing some countries like Iceland.
To do this, I used the method I found in this post. Then I coverted the GeoJSON file to TopoJSON using ...
- 155
5
votes
1
answer
2k
views
Removing and deleting duplicates in FME?
I'm analysing a large folder containing huge amounts of data, using FME.
I'm filtering it down as much as possible, and I'm a little stuck at this part.
Right now it is just about creating lists. ...
- 163
2
votes
2
answers
2k
views
Remove some islands from Europe json file
It's the first time I use a JSON file to create a map of Europe.
I downloaded these two files:
nuts0.json
nuts2.json
The first represents the states, while the second represents the regions of each ...
- 155
1
vote
0
answers
59
views
How do you remove the 1m by 1m gap polygons such as the one at the lower right corner? [closed]
How do I remove the 1m by 1m polygon in the lower right corner?
I am using ArcMap 10.4 and its Raster calculator.
- 11
3
votes
4
answers
12k
views
hasLayer and removeLayer methods not working on leaflet map as expected
I am trying check if Layer already exist on map...
IF(no) THEN Addlayer on Map.
IF(yes) THEN removeLayer and AddLayer on map "because I dont want same Layer to be added again and again on map".
I ...
- 65
1
vote
0
answers
241
views
Remove/hide selected layer and display new layer after click on button
I´m trying to create two drop-down lists:
<select id= "select1">
<option value="layer1">layer 1</option>
<...
- 143
1
vote
0
answers
96
views
What to do with unused layers in my personal geodatabase
I have a question about my personal geodatabase. You can see it at the picture below.
I started with the database in Arcmap with my normal data (Black sea, Danube, East Aegean and West Aegean). In ...
- 137
0
votes
0
answers
47
views
Remove layers with arcpy- Error [duplicate]
I use this code in order to remove layers that are out of the data frame of the map:
import arcpy,os,sys,string
import arcpy.mapping
from arcpy import env
env.overwriteOutput = True
env.workspace =...
- 4,004
2
votes
1
answer
234
views
Removing annotation layer according to data source using ArcPy gives NameError?
I work with this FGB annotation (ArcView 10.3):
and i try to remove it with this code:
import arcpy,os
from arcpy import env
env.workspace = r"G:\PROJECTS\road611\gis\aa"
for mxdname in arcpy....
- 4,004
2
votes
3
answers
393
views
Unprojected GeoTIFFs
I have a software package that requires "Unprojected GeoTIFFs" and no matter what I try I cannot get them accepted. Ive been trying GDAL but to no avail. I have an example of a working file and one I ...
- 21
3
votes
2
answers
3k
views
How to remove border line from one shapefile in interaction with another one
I'm new in QGIS, I have two shapefiles Northern Ireland (NI) and Ireland and there is overlapping with theirs borders.
Is there same way that could use border of NI for example and give me output ...
2
votes
1
answer
4k
views
Removing boundary pixels from numpy array with python
I need to get rid of the border points in an array which came from a raster. I first converted my GeoTiff to numpy array using:
input = gdal.Open("file.tif")
array = np.array(input.GetRasterBand(1)....
- 553
0
votes
1
answer
251
views
Removing Polygons With a Specific Size
How can I remove small polygons from a raster data set? I know that they aren't technically polygons, but I convert the rasters to polygons. The problem is that I want to focus on a specific polygon ...
0
votes
0
answers
211
views
Remove layers in sub folders using python- path orientation
Expanding on my previous question Remove layers using python- path orientation,
i try to remove layers from mxd's (in ArcMap 10.3, Python 2.7.8), that don't appear in the layout view.
The layers ...
- 4,004