Sean Blanchfield

Notes on technology, companies and how things work.

About Me Archive
  • 9 May 2022

    Mounting NAS Shares for Frigate in Home Assistant OS

    I recently switched my Network Video Recorder (NVR) from Synology Surveillance Station to Frigate, and will never look back. It turns out people say “Frigate is awesome” for...

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  • 28 Mar 2022

    Improving the Ezviz DB1 doorbell

    I am preparing to replace my Nest doorbell with the Ezviz DB1. But first of all, it desperately needed facelift. This wonderful device has two asthetic issues I...

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  • 28 Mar 2022

    Real-Time Picture-in-Picture Camera Feeds on your TV with Home Assistant

    I’ve found a way to get a RTSP camera feed to display in a picture-in-picture popup on my TV, without interrupting any other viewing that might be going...

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  • 14 Mar 2022

    Docker Swarm Lowers the Shields

    Today I learned that Docker automatically does extremely wreckless and dangerous things to the firewall on every node in a docker swarm, which leaves various swarm services wide...

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  • 24 Feb 2022

    Virtual Energy Meters with PowerCalc

    In my last post I described how I optimised my home heating with Home Assistant and then created virtual energy sensors to monitor my estimated gas usage from...

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  • 23 Feb 2022

    Virtual Gas Meters in Home Assistant

    Unfortunately, we do not have smart gas meters in Ireland. However, I realised that I could use Home Assistant to create virtual gas meters, which provide a good...

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  • 23 Feb 2022

    Automating Heating with Home Assistant

    I’ve been on a mission to use Home Assistant to optimize my home heating, with the dual goals of reducing gas usage and increasing comfort. It’s worked out...

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  • 1 Feb 2022

    Automating the HY367 / HY368 Smart Radiator Actuator in Home Assistant

    The HY367 and HY368 Smart Radiator Actuators are relatively cheap smart thermostatic valves that you can attach to the radiators in your house, effectively turning each room into...

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  • 20 Jan 2021

    The road to native ES6 SPAs

    TL;DR. In this post I go on a major rant against the Javascript/Babel/Webpack/Node development stack, and then talk about the problems I’m facing in my attempt to jettison...

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