TransWikia.com
  1. All Categories
  2. Geographic Information Systems

Geographic Information Systems : Recent Questions and Answers (Page 4)

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

Deleting attribute fields through SQL Server Management Studio

I have a problem. After appending annotations into the feature class on the SQL Server database I need to delete extra attribute fields that where made in the process. Usually...

Asked on 12/29/2021

1 answer

Trying to export shapefile attributetable to JSON using GeoPandas without the geometry

I am using GeoPandas' read_file function to read a shapefileand to_file function to save to GeoJSON.This is working fast and good. But I need to save only the...

Asked on 12/29/2021

2 answer

Rotating features in memory layer using PyQGIS

I can rotate polygon features in a shapefile using:vlayer = iface.activeLayer()vlayer.startEditing()for ft in vlayer.getFeatures(): geom = ft.geometry() pt = ft.geometry().centroid().asPoint() ...

Asked on 12/29/2021

1 answer

Counting number of intersections for N linestrings

I have a database with D entries of polygons representing buildings. Each entry/row has the following information: id, min_height, max_height, geom (min_height is for buildings that have some kind of...

Asked on 12/29/2021

0 answer

Save 1-band-raster to geopackage results in 4-band-raster

I have a 1-band-raster (geotiff) and want to export it to a geopackage in QGIS 3.14. When I do that (right-click --> export --> save as), it results in a...

Asked on 12/29/2021

1 answer

Esri Python script to edit multiple metadata elements failure

import osimport sysimport xml.etree.ElementTree as ETimport arcpyfrom arcpy import metadata as md# Script arguments...Source_Metadata = arcpy.GetParameter(0)# Local variables# new purpose textnewPurpose = "This is new text...

Asked on 12/29/2021

0 answer

Create CF-compliant NetCDF from ESRI Grid?

Been trying to make a CF-compliant netCDF file from an ESRI Grid. I want to serve it w/the THREDDS server. Been using gdal_translate. I know the netcdf output option is...

Asked on 12/27/2021

1 answer

Chart of cloud cover over time

I am trying to create a graph with the cloud cover over time, per year. The following code gives me a graph, but I don't manage to get the dates...

Asked on 12/27/2021

1 answer

Basemap misalignment between Digitalglobe Maps API to Maxar EarthWatch basemap products

The resulting of features created for Project2018 using DigitalGlobe Maps API (now decomissioned) and Project2019 using Maxar EarthWatch basemap (replacement product) are not aligned. Is anyone aware of coordinate...

Asked on 12/27/2021

1 answer

The position and size of my Tile Map is incorrect when it is displayed in React-Leaflet

I converted the GeoTIFF file to a tiles map. I'd like to display it in react-leaflet, but the size and position are not right. What can I...

Asked on 12/27/2021

1 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP