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WU3 Segments – a free font based on Vienna subway displays

A display on the U3 subway line in Vienna When I first was on the U3 subway in Vienna last…

Gabor Heja

Easy face recognition in Python

Although I don't like and I am against facial recognition in it's popular context - public space surveillance, use on…

Gabor Heja

Receiving and decoding the DCF77 time signal with an ATMega/ATTiny AVR

DCF77 is a German longwave time signal and standard-frequency radio station - according to Wikipedia. It is used by most…

Gabor Heja

Receiving and decoding 433 MHz radio signals from wireless devices

Wireless devices like temperature and humidity sensors, light switches, garage remotes, power sockets are usually sending and receiving their data…

Gabor Heja

Domoticz HTTP/HTTPS poller and JSON

Adding a sensor of a remote host to Domoticz is easy, just not very well documented. I have a DS1820…

Gabor Heja