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Geographic Information Systems : Recent Questions and Answers (Page 73)

Find answers to your questions about Geographic Information Systems or help others by answering their Geographic Information Systems questions.

Adding input field to field map using ArcPy gives RuntimeError

I'm a Python beginner and I would like to export a csv from a feature class, including only some fields. I'm trying to do it using the field mapping control,...

Asked on 08/24/2021

1 answer

Regular-grid-cluster plugin for Leaflet

I am starting with Leaflet and I am trying to use the Regular-grid-cluster plugin with no success. The following code works until the definition of the 'const grid' element. So,...

Asked on 08/24/2021 by gtapko

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 08/24/2021

1 answer

Finding distance of line segment considering elevation in QGIS?

Normal distance can be easily computed in QGIS. But how can I do it for a line feature in 3d space, simply saying how to to find the line's distance...

Asked on 08/24/2021

0 answer

Descartes Labs Platform scenes.search within less cloudy periods

Sometimes searching for scenes over a large date range is necessary to obtain cloud-free images, but can be prohibitively slow for satellites with high revisit rates (e.g. Sentinel-2). Is there...

Asked on 08/24/2021 by Jeremy Irvin

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 08/24/2021 by cravi0815

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 08/24/2021

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 08/24/2021 by mmoore

1 answer

Debugging ImportError: No module named arcpy

I have written a script and am trying to run it in Python IDLE 2.7.6. I first try to import arcpy, but I get an error message saying:ImportError: No module...

Asked on 08/24/2021 by model_help

7 answer

Re-Projection of a .sid image file

Does anyone know if I can use ArcMap or ArcCatalog to change the projection of a .sid img without changing it to a .tiff? I have tried the project raster...

Asked on 08/24/2021 by agw

1 answer

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