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Raspi (Zero W or Rpi 4) router with wlan1 Wifi Dongle
Pi Zero There are a few options to do this. I used the official documentation and adapted it to create a script: […]
InfluxDB1 to InfluxDB2 with SSL
Install new Ubuntu 20 LTS on AWS (t3.medium). ‘t3 is better value than t2’ (tried installing influxdb2 (auto upgrade from v1) then […]
Robustel 3G Router Setup
Setting up a R1510-4L 3G router in Australia The setup is R1510-4L router with Telstra SIM card and Jasper web control. The […]
Solar PV, Batteries and … Maths
See updated version at https://brettbeeson.com.au/energy-monitoring-circuit-positives-and-negatives/ Some, it all seems pretty simple, right? It’s just import, export, consumption. This post clarifies the sign […]
Zinken Compact 21 : Repairs
I bought this unit in Brisbane, Australia. This records details in case they are useful to others. Bearings Bearings were mostly stuffed […]
PiZeroW AP + Wifi Client
So I wanted to be able to set the Wifi details of a Pi without connecting a monitor and keyboard. Easy, right? […]
Time Travel, unittest.mock, freezegun and monkeypatch
To test time-dependant programs, such as timelapse camera, we can fudge the system time (sleep,. now()) in Python. Some options are: https://github.com/spulec/freezegun/ […]
Ubuntu 18 on Dell Windows 10
Notes on how to install and tune a HyperV VM running Ubuntu linux, for development. Did this March 2020. Did it on […]
Raspberry Pi Setup (Linux)
Setup SD Card on another linux machine to install headless I use Desktop Raspberry Pi OS distro. This is tested on a […]