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Tech – human endeavours with technology

Dress Up Those Electrical Plate Covers
Dress Up Those Electrical Plate Covers

The electrical outlets and light switches in your house deserve better than white plastic. Seek out and install some electrical "flavour" to honour all those electrons working so hard and the humans who installed it. Here is an example:...

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DiVinci Resolve 17 for Video Editing

Next up for evaluation, free Video Editor on the Mac: DiVinci Resolve. https://www.blackmagicdesign.com/products/davinciresolve/ Yes, they have a free version. Looks like the free version provides a LOT of functionality without needing to upgrade to Studio (at $300...

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Query InfluxDB with Curl

InfluxDB stores the Time Series Data. Good luck getting InfluxDB or Grafana to produce the graphs you want (like gaps in a sequential series). For maximum flexibility, be prepared to use the InfluxDB API to get the data back out. Here is an example of this gem: curl...

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Grafana – at last
Grafana – at last

Grafana - at last Data data data, where does it all go. If you are working on IoT and got your data to an MQTT broker, it is time to setup a database to store the data. All open-source arrows point to Grafana (viewing data), and InfluxDB (storing data). Grafana - the...

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LoRaWAN Builder
LoRaWAN Builder

These pages are dedicated to building LoRaWAN Applications. You need all of these critical LoRaWAN components: LoRaWAN End-node; i.e. AdaFruit Feather M0 with LoRa LoRaWAN RF (radio frequency) gateway; i.e. Tektelic Kona Micro Indoor Gateway LoRaWAN Network Server;...

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