Tag: technical

All the articles with the tag "technical".

• In search of the right tomato - openpomo.com, a FOSS implementation for yet another Pomodoro app

  16 Mar, 2026

  It's March 15 and I think it's that time of the year to start another FOSS project. It all began by me searching for a free multi-platform always in sync pomodoro app.

• A Practical Guide to Map-Matching with Valhalla Map Matching API

  14 Oct, 2025

  Map matching solves a fundamental problem with GPS data; Raw GPS data from vehicles or phones is inherently noisy. In this guide, we'll build a powerful, offline map-matching server using Valhalla and then use the tools in the MapMatching project to process trips and visualize the results.

• Estimating Traffic Speeds from GPS Trajectories: Leveraging Apache Spark for Floating Car Data (FCD) Analysis

  23 Jun, 2025

  Analyzing large-scale floating car data (FCD) provides valuable insights into urban mobility, road usage, and traffic flow. In this post, I’ll walk through the process I followed to calculate and impute traffic speeds across various categories using Apache Spark.