Make Test GPS Tracks

Your project might need some random GPS tracks. You could get some GPS traces from OSM, but they might have a lot of off-road content, or not have the coverage in your area of interest. Here’s a very high-level recipe for making a whole load of GPS traces for pretty much anywhere in the world.

Filtering Entity Reference Values in Autocomplete Field in Drupal 7

Drupal is great. You can create just about any functionality without writing any code. You just download a module, right? “There’s a module for that” is the standard response to most Drupal questions. OK, which module? There are 6,877 actively maintained Drupal 7 modules at the time of writing. It can take a full day… Read More »

Absurd Customer Service from Google Play

About six weeks ago I ordered a Chromecast from Google Play. There were two shipping options €3 or €5.99 – the €3 option claimed a worst-case 10 days delivery time. So €3 it was and what followed was a customer service experience that only Basil Fawlty could match.

Arduino Pinout Diagrams

Last year I found some awesome Arduino pinout diagrams with full colour on the Arduino forums. They are all titled something like The Unofficial Arduino Pinout Diagram / The Definitive Arduino Pinout Diagram, etc. They disappeared from the Internet ( in December 2013.  With the help of the Internet Archive’s Wayback Machine I retrieved them. … Read More »