under construction
I was having some headaches with my existing shared hosting provider, so I decided to move this site to a VPS. I also didn’t want to run a LAMP stack,...
How to set up free SSL on shared-hosting with Let’s Encrypt
I just updated this domain to use HTTPS with Let’s Encrypt as a certificate authority. Presently this site is on a shared-hosting provider and I had to generate a cert...
Assuming an IAM role from an EC2 instance with its own assumed IAM role
In AWS IAM’s authentication infrastructure, it’s possible for one IAM role to assume another. This is useful if, for example, a service application runs as an assumed role on EC2,...
Python environment with Pipenv, Jupyter, and EIN
Update 4/2019: This post gets a lot of traffic, so I wanted to note that the Python tooling described herein isn’t exactly what I’d recommend anymore. Specifically, I’d probably recommend...
Constructing a list from an iterable in Python
I discovered this unexpected behavior in Python when a generator function yields an (object) element, mutates that object, and yields it again. Iterating over the result of the generator has...