Geographic Information Systems Questions, Problems & Solutions : TransWikia.com ~ Page 21

Error with Leaflet- Search Plugin - GeoJSON Data

I have this error with the Leaflet- Search Plugin. I get the following the error.Uncaught TypeError: this._layer.addTo is not a function search 2.9.8/dist/leaflet-search.src.min.js:7 ...

Asked on 11/21/2021

1 answer

How can I adjust the zoom level and recenter in QGIS automatically?

I am using QGIS 3.14 and the Python console (pyQGIS). I will be tracking a line from GPS co-ordinates and I want to be able to adjust the screen and...

Asked on 11/21/2021

1 answer

Getting random coordinates based on country

Are there any webserveices/APIs that can take a country name and return a random coordinates (not including the sea/ocean sections) inside that country?...

Asked on 11/19/2021

1 answer

Maintaining default value for fields in ArcGIS online map / feature service

I have an enterprise geodatabase within which there are several feature classes that contain subtypes and domains. A web map has been created from this geodatabase on ArcGIS Online...

Asked on 11/19/2021

1 answer

Accessing GPS via PyQGIS

I am looking for a solution to connect a GPS-device on a COM-Port in QGIS 3 using Python. The GPS is working in the QGIS 3 GPS Gui as it...

Asked on 11/19/2021

2 answer

Excluding some columns in the attribute table for the public use

I am trying to post a feature service for an Open Data Hub site but want to exclude some columns in the attribute table for the public use. Is there...

Asked on 11/19/2021

1 answer

Downsides to saving rasters with NaN as no data values?

I am working with a bunch of satellites images downloaded from Google Earth Engine as .tifs. I have masked some of the pixels in Earth Engine with values of -999999...

Asked on 11/19/2021

1 answer

Sentinel-1 image backward

I have this problem with my images of the Ross Ice Shelf: This is an image that has been Radar...

Asked on 11/19/2021

1 answer

Downloading SoilGrids data globally using R

I'm trying to download the ISRIC SoilGrids data via R (Version 3.6.2 on macOS Catalina Version 10.15.5) as described in the tutorial here:https://www.isric.org/explore/soilgrids/soilgrids-access Following this guide...

Asked on 11/19/2021

3 answer

Creating line connecting polygons/points based on their location using QGIS

I have polygon layer which looks like this (here is small cutout): What I need is to connect all polygons with line...

Asked on 11/19/2021

1 answer

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