Setting QGIS Python version?
Hiking & ActivitiesWhich version of Python does QGIS use? 3.28 version at https://qgis.org/pyqgis/3.28. How do I change Python version in Python? As a standard, it is recommended to use the python3 command or python3. 7 to select a specific version. The py.exe launcher will automatically select the most recent version of Python you’ve installed. You can also
Accessing data in HEC-HMS that cannot be exported?
Hiking & ActivitiesHow do I export data from HEC-HMS? From the Input ribbon menu, select Export Data menu item, and then choose Export HEC‑HMS to CAD command. How do I export my HEC RAS model? From the Input ribbon menu, click the Export Data dropdown menu and then select the Export HEC‑RAS Project command. The Export HEC‑RAS
Choosing correct zoom level to display given area in square km using Leaflet?
Hiking & ActivitiesHow do you change the zoom level in leaflet? To enable it, use the map’s zoomSnap option. The zoomSnap option has a default value of 1 (which means that the zoom level of the map can be 0 , 1 , 2 , and so on). If you set the value of zoomSnap to 0.5
System requirement specification for Big Data Postgesql, PostGIS, and GeoServer based service
Hiking & ActivitiesWhat are the recommended system requirements for PostgreSQL? Hardware Requirements The minimum hardware required to install and run PostgreSQL are: 1 GHz processor. 2 GB of RAM. 512 MB of HDD. Does GeoServer need PostGIS? To host GeoServer, you need the PostgreSQL database extended with PostGIS. This spatial extension adds support for geographic objects, allowing
QGIS Graphical Modeler not finding output files
Hiking & ActivitiesHow to use graphical modeler in QGIS? Starting Graphical Modeller To start a model in QGIS, we have to open a graphical modeller window from Processing menu then select Graphical Modeler as shown in figure 2. An empty graphical modeller window will be opened as in figure 3. In the graphical modeller window, we can
R How to multiply the values of the raster pixels with the true surfaces of these pixels?
Hiking & ActivitiesHow to extract pixel values from raster in R? Extract Raster Values from Points using R Step 1: Create a Raster stack or Raster brick of your raster files using “raster” package in R. Step 2: Read point data, and convert them into spatial points data frame. Step 3: Extract raster value by points. Step