A customer of mine processes data in tiles of 50x50m size, then merges them into larger tiles of 1x1km size. I wrote a QGIS plugin to take care of all necessary steps, but there are cases […]
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I had a feeling that my new HP laptop was not giving full performance, especially in multi-core applications. To check whether my feeling was correct, I ran several benchmarks, Cinebench R23 and Geekbench 6. I also […]
I recently ran into issues when using really large arrays in C++ for a dataset of several hundred million points. I have access to a computer with 512 GB of RAM, but even there the program […]
When it seemed like my laptop had died, I had to choose a new one quickly as I can’t really live without one, as I a) usually work at the dining table, and b) have to […]
A couple of days ago, my HP Omen 15 suddenly died. It was under heavy load at the time, training a random forest classifier while also having to load a session of Fall Guys. The screen […]
I’m not a big fan of wireless solutions to things that work well wired – that’s why I’ve run Ethernet cable throughout the house. I long resisted the desire to own a set of wireless earbuds […]
One of the advantages of QGIS is how well it integrates Python. There’s a Python console, but more importantly it is possible to expand QGIS with Python plugins. These come in two flavours: GUI plugins have […]
When I saw the announcement for this book on the O’Reilly website, I knew immediately that I had to get it. My programming background is in C/C++/C# and I’ve only been using Python for a year […]
InfluxDB and Grafana are designed for storage and display of one-dimensional time series data. There is however an XY Chart option in Grafana that also makes it possible to show two-dimensional data. There are several challenges […]