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Geographic Information Systems : Recent Questions and Answers (Page 35)

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

Created features disappear when saving edits in ArcMap

I am trying to create point features in a template geodatabase. I am adding the features to a feature class in an edit session. When I save the edits all...

Asked on 11/01/2021 by McMatt

3 answer

Creating Python code with ArcMap to export maps in jpg?

I want to export maps that I have created on ArcMap 10.1 with this Python code:mxd = arcpy.mapping.MapDocument("CURRENT") for i in range(1, mxd.dataDrivenPages.pageCount + 1): ...

Asked on 11/01/2021 by Isabelle_OBVMR

1 answer

DLL error in various GDAL installations

I have a couple virtual machines with Python (2.7.16 and 3.6.6 - 64 bit) with GDAL installed using GIS internals installers and using this process However...

Asked on 11/01/2021 by Symbionte

2 answer

Converting 32 bit image to 8 bit palette raster image using FME

I need to convert 32-bit TIFF image (input) to 8-bit palette TIFF image (output) by using FME. How can I do this by using palette of output image? ...

Asked on 11/01/2021

1 answer

qgis2threejs installation

I am a beginner in QGIS. I am trying to create 3D models using Qgis2threejs plugin. I installed it but am not able to find the tool. I only see...

Asked on 11/01/2021 by Apinut Sirirojvisuth

1 answer

QgsTask never executed

I would like to run a QgsTask when I push a button in a Qgis plugin (3.10).My task is a subclass similar to this example In...

Asked on 11/01/2021

1 answer

Translate aggregate into SQL function

In this question I was asking for a aggregate solution to update a attribute (ID) if I change or add an new feature and got a great answer from OGmaps:...

Asked on 11/01/2021

2 answer

Get MapBox Marker Coordinates Dynamically

I am new to MapBox and this may be a very simple solution, what I am trying to Achieve is to get the Coordinates of the marker which pops up...

Asked on 11/01/2021 by Prince Kadiwar

1 answer

Levelling an existing site in DSM for viewshed analysis in GrassGIS

I'm doing a multi-point viewshed analysis for an urban site in GrassGIS based on a LIDAR DSM raster maps, to test for a series of proposed buildings. The site has...

Asked on 11/01/2021 by Wolfgang Haak

1 answer

UpdateCursor by unique values from another Field

I am trying to update a field in an attribute table in a feature Layer with arcpy.da.UpdateCursor.I am running the Python script as part of a model in ArcGIS...

Asked on 11/01/2021

1 answer

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