Installing QGIS 3.4 and 2.18 on Ubuntu 18.04
Hiking & ActivitiesHow do I update QGIS to latest version in Ubuntu? QGIS is available for Windows, Mac, and Linux operating systems.Update or Install QGIS with the OSGeo4W Network Installer Download the QGIS OSGeo4W Network Installer. Double-click the downloaded installer to run the install program. Select ‘Express Install’ and click ‘Next’. Select the QGIS packages to install.
How to get data source attributes from PostgreSQL and PostGIS layers
Hiking & ActivitiesDoes PostGIS come with PostgreSQL? The EnterpriseDb OSX PostgreSQL combination from EnterpriseDB includes generally latest stable minor version of PostGIS. How do I connect to a PostGIS database? Spatial Database: Connect to PostgreSQL/PostGIS Through QGIS Open QGIS, select Layer -> Add layer -> Add PostGIS layers, it should open the interface to connect a PostGIS
How to load Landsat imagery over ROI defined as a polygon rather than a point? GEE
Hiking & ActivitiesHow do I classify an image in Google Earth Engine? Classify the Image & Display the Results select(bands). classify(classifier); // Define a palette for the Land Use classification. var palette = [ ‘D3D3D3’, // urban (0) // grey ‘0000FF’, // water (1) // blue ‘008000’ // forest (2) // green ]; // Display the classification
Accessing feature extent of feature class using ArcPy?
Hiking & ActivitiesHow do I find the extent in ArcGIS? In a map or scene view, right-click the name of the map or scene in the Contents pane and click Properties to open the Map Properties dialog box. On the Extent tab, click Use a custom extent. Choose an option from the Get extent from menu to
How to make an opacity slider for a group of layers in Google Earth Engine
Hiking & ActivitiesHow do I change the opacity in Google Earth Engine? On the control panel to the left of the Google Earth image, click the layer you have added, and use the slider to adjust the transparency of the layer. What does the opacity slider do? Opacity/Amount Slider in Lightroom Classic By default, the slider will
Clip Basemap Layer in QGIS or set a limitation of extens
Hiking & ActivitiesCan you clip a basemap in QGIS? When working with basemaps it is possible to clip the basemap to reduce the time it takes ArcMap to draw, and also to eliminate data outside of the shapefile of interest. Open the Data Frame properties dialogue box and choose the Data Frame tab. Choose ‘clip to shape’