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screenshot of a Grafana Live chart

How to stream data into Grafana Live the simple way

Over at MOVE-UP we’re already using Grafana to display sensor data like altitude and speed. However, storing into and fetching it again from a database takes some seconds while we’d rather have that information live.

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open book: on the right is JavaScript code, on the left a cherry tree in front of red mountains. A magnifying glass hovers over the code for drawing mountains

Inventing on Principle

I’ve only now discovered Bret Victor’s incredible talk Inventing on Principle. While you should definitely watch the entire talk, I was particularly fascinated by the tech demos.

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desk, on top a laptop with a Bluetooth logo

How to send a Bluetooth file from a Mac

While AirDrop is great for quickly sharing files between devices, it’s a non-starter for anything not Apple. Luckily, other standards like Bluetooth exist. Unfortunately, the third step is missing in the help page and the UI is not helpful. So here’s the full explanation for sending a file from a Ma...

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