String value as a number in modelbuilder
Hiking & ActivitiesHow do I convert a string to an integer in ArcGIS? Open an ArcGIS Pro project, and add the applicable data or table to the project. Right-click the data or table in the Contents pane, and select Attribute Table.Procedure Set a name for the new field. Set the Data Type to a numeric type. Set
Can vector layer get start point and end point of line using PyQGIS?
Hiking & ActivitiesHow do I convert lines to points in QGIS? Method 2 – QGIS Geometry Tool From the menu select Vector>> Geometry Tools>> Extract nodes. Set the following: The source layer to be the line file you wish to convert. The output file name and location. Click “Run” and the tool will create a new point
How do I make an attribute that will show the size of my polygon
Hiking & ActivitiesHow do you add attributes to a polygon? 1) right click the name of the polygon grid layer in your table of contents. Click “Joins and Relates” and click “Add Join”. This will open a dialog that will allow you to see the attributes of the Ship Density layer or table as if they were
Many NA values when extracting data from a RasterLayer onto SpatialPolygons
Hiking & ActivitiesHow to extract raster values to polygon in R? These are the main steps in the process: Load raster and polygon data. Mask and crop the raster layer. Subset the multipolygon feature collection. Extract the underlying raster values for each feature in the polygon layer. How to extract pixel values from raster in R?
Projection transform in OpenLayers3
Hiking & ActivitiesWhat is the default projection for Openlayers? If you do not explicitly set one, your map is going to use our default which is the Web Mercator projection (EPSG:3857). How do I change the projection of a layer in QGIS? To change the projection of the current map project, click within the map projection information
Spatial Join features of File GDB to shape – problems
Hiking & ActivitiesHow to convert geodatabase file to shapefile? Converting a geodatabase to shapefiles Start ArcCatalog. On the main menu, click Customize > Toolbars > Production Mapping. Click the Production Geodatabase to Shapefile button. Click the ellipsis (…) Navigate to the geodatabase you want to convert to shapefiles. Click Select. Which is a limitation when storing geospatial