Coastal High 50
Analysis of the Coastal 50 trail run shows that from 35km+ it will be heinous. There are aid stations here. Likely walking […]
Author: Brett
TimescaleDB
Why not Influx I’ve been using Influx (v1 and v2). Flux is great but now (2025) unsupported. Influx has bugs with won’t […]
ESP32 Cam OV5640 Board
Setup Getting Started Arduino IDE (quick and dirty) Install Test Camera ESP IDF with VSCode (recommended) Then install ESP IDF toolchain and […]
Different Voltage References with IotaWatt
There’s a few “built in” voltage references (in tables.txt version 0.0.8): They seem pretty different: {“model”:”DCSS AC910(Aus)”,”mfg”:”Radio Parts”,”cal”:20.72,”p50″:[2.17]}, {“model”:”Powertech MP-3027(Aus)”,”mfg”:”jaycar”,”cal”:23.18,”p50″:[0.92]}, Note the […]
Publishing and Signing WinForms Apps
dot what? Use (2024) .NET 8.0. ##Visual Code Digital Signing Advanced Installer with a Software Private Key signtool.exe sign /a /d “[|ProductName]” […]
Electricity Cables: size matters
Ever see a big power cable and wonder the maximum current it can carry? No? Oh well, here it is just in […]
Timeseries Data Schema
Different code uses different formats for Time Series data. With query languages converted to, say, Python lists and dicts, the structure can […]
Encode custom models to Django’s JSONField
Problem and then you want to serialise it, say as a ‘snapshot’ for rendering or logging, and you want to store that […]
Quick Debug with VSCode and debugpy
Need to debug a random python process? Overview 1 Add Code 2 Start the process * Sometimes add the option: python -Xfrozen_modules=off […]
CTs for IotaWatt 8266
CT Orientation Echun (ECS) and Accu CTs can be used with the IotaWatt. To align with current flow: Big CTs – configuration […]