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Raspberry Pi Garage Door Opener Project

The Original Design – The polling method (terrible ) Rasperry Pi Unit– Long polls for update to state (queries datastore on intermediary for open/hold)– Trigger close relay script (and immediately set intermediary state to hold) Intermediary– Listens for requests (from e.g. mobile app) then sets its own state to either:– Open– Hold– Needs to check for …

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The Case Against Storing Date & Times as UTC or Why The Dilemma is Bogus Anyway

While many people have talked about about storing dates as UTC as if it were some kind of “best practice” – which I have also been guilty of – it’s actually not that important. In fact it’s a bit silly. Think about a sleep tracking app. The users of the app are spread out all …

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Raspberry PI: Backup & Restore

https://opensource.com/life/16/3/turn-your-old-raspberry-pi-automatic-backup-server

Raspberry PI: Infrared Remote Control