I wrote a script that switches my outside lamps exactly at sunrise and sunset. It checks the times and schedules the switch command using cron. It runs on a Pi,

I wrote a script that switches my outside lamps exactly at sunrise and sunset. It checks the times and schedules the switch command using cron. It runs on a Pi, for several years already without much trouble. (https://myrpi.nl/node/60 https://myrpi.nl/node/60, sorry it's in dutch)