Geometry vs geography vs spheroid for polygon-contains-point (PostgreSQL)
Hiking & ActivitiesWhat is the difference between geography and geometry in PostgreSQL? Geometry, where it assumes all of your data lives on a Cartesian plane (like a map projection); Geography, where it assumes that your data is made up of points on the earth’s surface, as specified by latitudes and longitudes. What is geometry in PostgreSQL? Do
Adding bing (with labels) maps to leaflet
Hiking & ActivitiesHow do I embed a Bing Map? Option 1: Go to https://www.bing.com/maps, create the map you want, and then click Share. If you want control over basic parameters like size and imagery, click Customize and preview. This option will provide you with HTML that you can embed into your web page. How do I enable
Is it possible to inject a value into an algorithm text setting in QGIS Processing Model?
Hiking & ActivitiesWhat are the advantages of graphical modeler? The graphical modeler allows you to create complex models using a simple and easy-to-use interface. When working with a GIS, most analysis operations are not isolated, but rather part of a chain of operations instead. Can you build models in QGIS? Fortunately, QGIS has a graphical modeler built-in
Adding Properties to GeoJSON File
Hiking & ActivitiesHow do I add a GeoJSON file? Creating a GeoJSON file Launch geojson.io from http://geojson.io/#map=2/20.0/0.0. Navigate to your area of interest (AOI) Click on the type of shape you wish to draw in the toolbar. I will be using a polygon in this instance. To save your AOI as a GeoJSON file click on Save
File IMG from OSM
Hiking & ActivitiesHow do I convert an OSM file to IMG? Use the command line Java program Mkgmap to convert the *. osm file to a Garmin img map file (always the same output filename, “63240001. img”, but you can rename it to a different 8-digit number after creation) . If your osm file is called test.
Python QGIS crashes within categorized renderer setup
Hiking & ActivitiesWhy does QGIS keep crashing? Create a new, clean profile (under Settings / User Profiles ). You will lose and/or have to recreate certain default settings, but fairly often QGIS crashes are caused by something (internal to QGIS, a plugin?) corrupting your user profile. How do I speed up PyQGIS? Optimising your feature requests is