[redbean](https://redbean.dev/) is a fascinating project - it provides a web server in a self-contained executable which you can add assets (or dyn...

A few years ago I decided to learn how to make some classic cocktails. It is a very rewarding hobby.

I usually build command-line tools using [Click](https://click.palletsprojects.com/) (and my [click-app](https://github.com/simonw/click-app) cooki...

I wanted a mechanism to check if a given Python object was "callable" - could be called like a function - or "async callable" - could be called usi...

My [lazy approach to writing unit tests](https://simonwillison.net/2020/Feb/11/cheating-at-unit-tests-pytest-black/) means that sometimes I want to...

I wanted to send out a small batch of follow-up emails for workshop attendees today, and I realized that since I have their emails in a database ta...

A few notes on JavaScript `Date` object, based on trying to do some basic things with them in Observable notebooks.

I decided to try out [Quarto](https://quarto.org/), the new notebook/markdown/publishing system built on Pandoc.