Raspberry Pi: Waveshare e-paper dashboard
Instructions on setting up a Raspberry Pi Zero WH with a Waveshare ePaper 7.5 Inch HAT. The screen will display:
Recent Posts
Why the F**k won’t you build?
To the tune of Go the Fuck to Sleep
Getting a Github Action to run randomly
If you have a Github Action set on a cron schedule, but don’t necessarily want it to always run on that schedule - for example a daily cron that doesn’t alwa...
Mentally calculate the day of the week, given a date in the current year
The Doomsday algorithm is a memory trick that lets you figure out the day of the week that a given date falls on. I’ll go over the simplest variation of this...
Standard paper sizes are an elegant example of simple maths
The well known A, B, C series paper sizes may seem arbitrary at first glance, but they are actually based on some simple basic principles which make it easy ...
A hello world example using a Docker image in AWS Lambda
AWS recently announced the ability to use Docker images in your Lambda functions. Here I’ll go over a basic set of steps to get a simple example working.
OpenStreetMap tip: tall buildings
When mapping tall buildings, it’s important to ensure that the drawn area matches the building’s footprint - where it intersects with the earth.
Setting up an Auth0 secured Angular application with dynamic runtime loaded configuration
How to set up an Angular application. Secured with Auth0 logins and protected API requests. With the configuration loaded dynamically via a web request.
Privacy - running untrusted apps safely using the Shelter app
Sometimes you may need to run an app that you’re not comfortable with or don’t necessarily trust. Android comes with a feature that lets you run such apps i...