Improving the QGIS graphical modeler
I wasn’t totally impressed by the processing model features in QGIS in my previous posts, but just complaining won’t get us very far, so what exactly should be improved? Here is my...
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About me
Getting your first job in the GIS and geospatial industry
Finding a GIS job can be very easy… if you have 5-30 years of experience. But how do you secure that first job? Sometimes I’m asked how a GIS student can find...
Filter points by distance using a QGIS model
Low code solutions and ETL seem to be in demand these days, so it seemed natural to use a QGIS processing model for today´s task: filter points by distance from another feature....
3 ways to add a map to your WordPress site
A WordPress site is never really truly complete without a few casual maps. So how do you add maps to your site? Googling it mostly renders pages that list a few WordPress...
Counting points in polygons with a QGIS processing model
What is the easiest way to calculate statistics for your vector data in QGIS? I usually solve the problems with a processing model, see the previous article, Processing geodata with a qgis...
Calculating geodata statistics using OpenStreetMap and R
Planning to dine out today? Here are 20 000+ restaurants in India to choose from. OpenStreetMap contains vast amounts of geodata and this script shows how to download data for an entire...
Creating a map with ggplot in R
This wouldn´t be a GIS site without an example of how to make a choropleth map using ggplot in R. Based on Making a choropleth web map with R/Leaflet. You can of...
Making a choropleth web map with R/Leaflet
Most likely, no one ever got rich by making pink web maps, but it does add a certain joy to your day, so let’s do it. We are going to need a...
Satellite image animation of the destruction of the Kakhovka dam, Ukraine
Ever since the destruction of the Kakhovka dam in the war in Ukraine, it has been on my to do list to create an animation of the environmental destruction caused by this,...
Merging and plotting raster files in R
When plotting raster elevation files, you might need to merge a few files to cover your area of interest. Here is how I did it in R. The data, again, comes from...