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Why won't Arcade recognize a related table in my Field Maps app?

I have a Field Maps application to inventory trees. The application's associated web map has the following features associated with it: Layers trees Tables Maintenance Inspections trees_related I ...
amcameron's user avatar
0 votes
0 answers
14 views

Starting from a DEM raster, is it possible to arrive at a polygonal layer with a slope greater than 30% not in squares?

On this site it is possible to download DEM maps of Italy with an accuracy of 10 meters: https://tinitaly.pi.ingv.it/Download_Area1_1.html Bringing this raster into QGIS and running the Slope command ...
andreaordonselli's user avatar
0 votes
0 answers
9 views

Integrating Google Earth Engine (GEE) data into a Flutter app

How do I display Relative humidity map image produced by a GEE JS file in a Flutter App? I want to take country name and time as a user input and display the image accordingly. Link to the GEE file: ...
Bean's user avatar
  • 13
0 votes
0 answers
13 views

Populate new Azure PostgreSQL DB from existing shapefile using QGIS

I have a fresh Azure PostgreSQL DB with PostGIS Extension. I am in QGIS and have made the connection and tested it. It seems fine. USING QGIS 3.34 I am using DB Manager to "Import Layer/File&...
Cary H's user avatar
  • 964
0 votes
1 answer
20 views

How was the term 'Feature' originally defined in GIS?

Most of my career has been in the Esri GIS world where the term 'Feature' is the build block of everything. I have always considered a feature almost the same as an observation or a row in a table ...
Rex's user avatar
  • 576
1 vote
1 answer
15 views

Highlighting specific roads on OSM with QGIS

I'm currently creating a university project on QGIS. I need to highlight, on an OSM map of the UK, the historical route of the Great Northern Road. I have tried adding UK road network shp files but ...
Harry Brown's user avatar
0 votes
0 answers
8 views

Making C# transformation using gdal referencing python-based pyproj

Recently, I have been migrating code from python to c#. One of the things that is necessary is for coordinate transformations of large amounts of data. The python script looks like the following: ...
Miss_Orchid's user avatar
0 votes
0 answers
10 views

QGIS: Merge overlapping raster layers with different pixel size using priority

I have two GeoTIFF rasters in QGIS. Raster 1 is smaller and is located spatially within raster 2 and has a spatial resolution of 10 m. Raster 2 has a spatial resolution of 30.9 m in north-south ...
Fabi's user avatar
  • 33
0 votes
0 answers
8 views

NDVI MODIS Google Search Engine start - present date

My NDVI is in thousands and not -1 to 1. How do I change this? I want to have a time series from the start of the satellite image - present days (for example MOD13Q1 starts from 2000-02-18 - to 2024, ...
Raegeane's user avatar
0 votes
0 answers
22 views

Field Calculating in ArcMap edit session

I'm trying to update the field in yellow using field calculator in ArcMap in an editing session. It is a numeric field and I'm updating with a number. I just type 1. However, I am getting the error ...
Sarah ally's user avatar
-3 votes
1 answer
33 views

Konwersja współrzędnych punktu z układu PL-ETRF2000 (epoka 2011.0) do PL-2000

Wykonuję pomiary GPS w nawiązaniu do stacji referencyjnych ASG-EUPOS w Polsce, których wykaz dostępny jest na stronie www.asgeupos.pl. Współrzędne stacji podane są w układzie PL-ETRF2000 (epoka 2011.0)...
Neo's user avatar
  • 9
0 votes
0 answers
24 views

Plugin repositories unavailable QGIS 3.34 and 3.36

I'm encountering an issue with accessing plugin repositories in QGIS 3.36.1 (though I also faced this problem with version 3.34). When I navigate to the plugins section, it shows "unavailable ...
Cecilia M's user avatar
0 votes
1 answer
21 views

QGIS: format attribute table to match template and auto populate certain columns

I'm looking to perform 2 tasks make an attribute table match to a template attribute table, so only the columns that are in the template table exist, currently using refractor, but wonder if there's ...
Richini's user avatar
  • 29
0 votes
0 answers
11 views

ArcGIS Experience filtering multi select list

I'm using ArcGIS Experience Builder to make a set of dashboards for some data. I have a couple of graph widgets and a list widget to help display this data. I have set up Actions on these widgets, so ...
Steve Norwood's user avatar
0 votes
1 answer
26 views

Questions about exporting 3D models through QGIS

I created a 3D model that contains the DEM, some wind turbine features (.shp) and a boundary area (.shp). I added an XYZ tile. I would like to know if there is any way to export the product as a whole....
Daniel Matias's user avatar
1 vote
0 answers
14 views

Calculate surface area of a geography instance using StArea() in T-SQL

In my (Azure SQL Server) database I have stored polygons in the format "MULTIPOLYGON (((longitude1 latitude1, longitude2 latitude2, etc)))". I want to calculate the total surface area of ...
user11453289's user avatar
0 votes
0 answers
6 views

How to run the npm command with the help of subprocess command

import subprocess import os system_path = os.environ['PATH'] nodejs_path = r"C:\Program Files\nodejs" new_path = f"{nodejs_path};{system_path}" # Define the npm command you want ...
Pixel Kitchen Tales's user avatar
0 votes
0 answers
9 views

Google Earth Engine - Code won't run past September 2020

I have some code which can be found here. It calculates an environmental stress index coral reef regions using Google Earth Engine. I've tried to calculate some new data recently but I realised it won'...
mikejwilliamson's user avatar
0 votes
1 answer
26 views

Workspace is of wrong data type - ArcPy

I am trying to run this script inside of python in ArcGIS Pro to reconcile saved edits and post them to the default database (around line 7). I keep getting this error message "workspace is of ...
George's user avatar
  • 11
0 votes
0 answers
18 views

Free tile layer without roads or labels

Is there a free tile layer without roads and labels ? I'm trying to create interactive history maps and current city names and roads are irrelevant. I'm looking for a tile layer that only displays ...
Noan Cloarec's user avatar
0 votes
1 answer
45 views

Create file geodatabase (.gdb) using free and open-source Python package

I am new to geospatial data analysis, and I would also use just free and open-source Python packages to work with. Now I try to create geodatabase (.gdb), but I can not find any appropriate Python ...
amin13afa's user avatar
0 votes
0 answers
17 views

PyCharm couldn't connect to console (QGIS)

I am trying to set up PyCharm on Windows. I created a new env from C:/Program Files/QGIS 3.34.3/bin/python-qgis.bat When opening the project I get this error in the Python Console "C:\Program ...
Max's user avatar
  • 1
0 votes
0 answers
23 views

PostgreSQL - Shared road sections between two counties: how to dynamically show left and right county names according to zip code

I have table "network" containing data on a road network spread across several contiguous counties. Many road sections are shared between two counties (ie. left side belongs to county A and ...
dot314's user avatar
  • 53
0 votes
0 answers
34 views

What are the ways for the faster processing of raster stack [closed]

I have been trying to calculate the monthly means of 8day MODIS data and it is taking very long to calculate the mean. Is there a faster way to do this. I am using the following code to do it in R: ...
coder_001's user avatar
3 votes
2 answers
56 views

Problem with ST_Difference in PostGIS

I'm testing various SQL queries to do a seemingly easy ST_Difference in PostGIS. It needs to be done in SQL as I'm testing to later use the query on quite large datasets. Original code I tried: CREATE ...
vivjmin's user avatar
  • 31
0 votes
0 answers
8 views

QGIS 3D Map View : how to set image resolution on export

QGIS 3.36.1 on MacOS 13.6.6 From a 3D geopkg layer (LOD2) in a 3D map view I would like to export an image with higher resolution. Actually the exported image seems to have only 72 ppi. Is there a ...
relume's user avatar
  • 71
0 votes
1 answer
18 views

How to divide dem into several elevation ranges in arcmap

I have SRTM DEM for Odisha Ranges -68 to 1664m. I want to divide it into various subdivisions. I want to know how can I know how much subdivisions is correct for it. If there is any method in which we ...
Tanmoyee Bhattacharya's user avatar
1 vote
0 answers
22 views

How to visualizing lines along a mutual segment in parallel in QGIS?

I'm trying to create a similar visualization to this (from Google Maps) in QGIS: The aim is to visualize each (train) line separately despite them following the exact same route in reality. Ideally, ...
15Step's user avatar
  • 2,440
0 votes
0 answers
28 views

How to resample a raster from 56m to 300m in QGIS?

I have a raster that is in 56m with binary values (1 and 0). I want to resample this to 300m such that one 300m x 300m pixel has 5x5 pixels of 56m within it. I want to use the SUM method to calculate ...
Tammy's user avatar
  • 151
1 vote
1 answer
22 views

How reset dimension of login windows

how reset dimension of login windows? See image!
claudio's user avatar
  • 77
0 votes
0 answers
15 views

QGIS alternative for browsing WMS/WMTS service provided by Geoserver

I maintain a geoserver that provides 100+ layers and layer groups using WMS/WMTS with and without GeoWebCache. I need a tool for quick testing of how they behave while being served by the geoserver, ...
Marcin Kawka's user avatar
1 vote
0 answers
23 views

GeoServer leaks internal information in ServiceException

My GeoServer has issues reaching a database in a data store and includes detailed information in the service exception: curl "https://example/geoserver/wms?service=WMS&version=1.1.0&...
bugmenot123's user avatar
  • 11.1k
2 votes
1 answer
37 views

QGIS layout, print grid labels beside lines

I am using QGIS (v3.36.1) to make a map for planning purposes. For the layout, I am looking at a map made in some kind of CAD software. It has labels on the gridlines inside the border, which I can ...
MortenSickel's user avatar
  • 3,814
0 votes
0 answers
18 views

Converting geography x, y values from openmaptiles data to lat long in NextJS

I am using the following map for India (https://data.maptiler.com/downloads/tileset/osm/asia/india/) and serving it via a server to send pbf files. The map shape is rendering correctly, and I want to ...
KARTIK TIWARI's user avatar
0 votes
0 answers
9 views

How to modify terrain with a 3D body then cut this body out into another raster?

I have this DEM that I would like to modify. I am currently working on collapse studies, and my selected simulation software requires the topography and the collapsing body in calculating their ...
ella481's user avatar
2 votes
1 answer
41 views

is this posible to extract coastline or border line from multipolygon geojson but keep them separate

i have multipolygon cities , how to get coastline or border line that not intersect with other cities, and keep separate each cities, is that possible? there any software or programing method (like ...
good112233's user avatar
0 votes
0 answers
14 views

Iterating Select By Location in ModelBuilder of ArcGIS Pro

I have created a ModelBuilder workflow that uses 'Select Layer By Attribute' to only select waterways (line) that are a certain river (called X River) here uses 'Select Layer By Location' to select ...
Tash Harvey's user avatar
0 votes
1 answer
30 views

Raising/lowering extracted contour layer using QGIS

Is there a way to raise/lower an extracted contour layer? I've scoured the properties panel and have tried to raise/lower "elevation" menu, but when I make changes there nothing happens to ...
VSA's user avatar
  • 1
0 votes
0 answers
10 views

Removing line or row if value is empty or null in Arcade

I am trying to remove lines in a pop-up which have blank values or . Example below: var fieldz = { Category: DomainName($feature, "Category"), Project: $feature.ProjectName, Stat: $feature....
John Driessen's user avatar
0 votes
0 answers
22 views

R How to Split MULTISTRING sf objects Based on Points

I have grouped connected lines and now would like to split these lines into smaller groups based on points. I have found a couple of examples of how to do this with LINESTRING geometries but not with ...
CCurtis's user avatar
  • 103
3 votes
2 answers
123 views

Segmentation of a network at branches from one complex boundary polygon

If I have the polygon defining boundaries of a river network, is there any way to directly segment the tributaries out using geospatial data analysis? To elaborate, I am looking for a workflow more ...
MathX's user avatar
  • 143
0 votes
0 answers
18 views

QGIS crash everytime post not saving new layer

I edited one layer but closed project without saving it. Now my project is opening but it crashes within 2 - 3 minutes' of opening. What all I can do to save my work?
Rahul Raj's user avatar
0 votes
0 answers
23 views

Black gaps between tiles after qgis:tilesxyzdirectory

After adding satellite images and using qgis:tilesxyzdirectory, I discovered gaps between the tiles: I used the following parameters: res = processing.run("qgis:tilesxyzdirectory", { '...
Dmitry Abt's user avatar
0 votes
1 answer
15 views

Clipping hosted features using ArcGIS Pro

I added two input layers. I did Add Data, then in the file folder I went to the Portal. From there I added one layer from "My Groups", and another layer from "ArcGIS Online". I ...
Henry 's user avatar
  • 11
0 votes
0 answers
15 views

Error with GeoServer: "The specified dimensional parameter is non-positive" when scale not 1 in SLD

I'm using a custom SLD style to render surface currents with GeoServer vesrion 2.20.3. This SLD structure works fine for other layers in order to display arrows. But for this perticular set of GeoTIFF ...
JulienRobitaille's user avatar
1 vote
0 answers
22 views

Sort overlay intersections by area of overlap

I am able to get list of attributes of overlapping geometries in QGIS . I want to sort by descending area of overlaps in the geometric . Original Expression array_to_string(overlay_intersects( layer:='...
B Alexander's user avatar
1 vote
0 answers
14 views

QGIS Autofill form with last value of each object by using array_last

In my table I have saved all surveys of my trees. Each Survey contains the BA_ID, which is the unique identifier of the tree. If I create a new survey using the form (see picture 2), I want to ...
Alexander Halm's user avatar
0 votes
0 answers
8 views

SQL Server: the list of tables in Data Source Manager and Browser does not refresh

Attempts to load the layer from the tables containing geo information fails with error message: invalid layer In addition, the listing of tables in Data Source Manager doesn't show the primary key ...
AlexV's user avatar
  • 1
0 votes
0 answers
10 views

Delete item from pgSTAC - using psql or pypgstac

I'm working with a pgSTAC database and trying to figure out how to remove two specific items. I've loaded items using pypgstac, but didn't see a way to accomplish a delete operation with that tool. So,...
ebbishop's user avatar
  • 121
0 votes
0 answers
21 views

QGIS Labels: Accessing Values that were created in the Geometry Generator as MultPointM

I have a LineStringM layer, and needed to create a kind of river mileage. Therefore I was using the geometry generator in the Label-Tab. So far I was able to get the MultiPointM, but can not access ...
Julian W.'s user avatar

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