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Looks like the good folks at Numato are at it again this year, with a very nice giveaway for various electronics kits. Very nice!
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Turning off the alarm system - and the lights come on!
Following up on the previous post about pulling sensor data from sensors in a Verisure alarm system, here is a slightly more hardware focused post. One use case that the new Verisure alarm system does not handle nicely is machine-to-machine notification when the alarm is disarmed (turned off)
3 min read
iPhone killed the removable battery - How to make a charger for cell phone batteries
Last weekend I finally got around to doing something I have postponed for several years now. Being somewhat of a gadget hoarder, I have ended up with quite a large stack of rechargeable batteries. Everything from 12 Volt lead-acid ones from old UPS:s to Lithium-ion variants from
2 min read
Let there be (blinky) light!
I was recently in Helsinki, giving a talk at a QlikDevGroup event. Great event, great crowd. The topic was SenseOps and Butler SOS, and I showcased the lamp above as an example of a funky, but still relevant way to monitor user activity in a Qlik Sense Enterprise environment. A
7 min read