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Geographic Information Systems : Recent Questions and Answers (Page 544)

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

Download Google Earth Engine Collection to Local Drive

I am fairly new to both python and Google Earth Engine, so please bear with me if the following question is kind of stupid because it ignores some basic knowledge....

Asked on 09/19/2020 by Mutewinter

3 answer

converting geojson to shapefile gives error "Unable to Unable to open datasource using following drivers"

Im trying to convert geojson file to shapefile. Below is the codeimport ogr2ogrimport jsondef main(): #note: main is expecting sys.argv, where the first argument is the script name...

Asked on 09/19/2020

0 answer

segmentAlongLine() returning line with a gap in the middle

I'm trying to use segmentAlongLine() to return a portion of a polyline based on percentage in my feature class. It works for most of my lines in the feature class,...

Asked on 09/19/2020 by rcaimano

0 answer

Calculating distance between pixel values on raster layers using QGIS

I am attempting to perform a proximity analysis to determine the distance pixel values on different rasters layers. For example, one layer is roads (with all roads having a...

Asked on 09/19/2020 by Katie_NorthCoast

1 answer

ArcGIS: Selecting features from a grid layer which are on the edge of another feature by location

I have two layers which come from the same data source. The first one is a vector grid layer which contains 1km x 1km features and looks like this: ...

Asked on 09/19/2020 by Alwin

1 answer

How can I integrate railway embankments to a heightmap?

I would like to create a 16bit PNG heightmap for a PC game, which simulates a real landscape, and I have created a QGIS project. In this project there is...

Asked on 09/18/2020 by RangerTwo

0 answer

Retrieve projection inside .map() GEE

When using a reducing function such as .reduceRegion(), a provided projection is necessary.This projection has to be provided as CRS String, and crsTransform List. Both are optainable with...

Asked on 09/18/2020 by Alexander Vocaet

1 answer

Need to arrange the point features in a row or inverted triangle

Need to arrange the overlapping point features in a row or inverted triangle which are in same layer with 0.1 offset....

Asked on 09/18/2020 by katurir

0 answer

In ArcGIS Web appbuilder widget, how can i use a variable what is declared in another widget file?

In Edit widget, i modified the RelatedRecordsEditor.js to automatically upload input fields with data like webMapId. var mapid=dijit.byId("dijit_form_ValidationTextBox_1").attr("value"); ...

Asked on 09/18/2020

1 answer

Syntax to use when entering geographic data into geography columns via SQLSERVER Management Studio

I am starting to learn about spatially aware databases. I have QGIS 2.61 and SQLserver express 2012. I can set up a table using the SQL Server...

Asked on 09/18/2020

1 answer

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