The Siren Song of Little Languages

Some programming languages languish due to obscurity. They lack breathless blog posts exclaiming how much nicer they are to use.

How High Are Your Tests?

How big can a unit test be? How small can an integration test be?

Helpful: One Year On

It’s been a year since the first release of Helpful! It’s gained a ton of new features, and I’d love to share the highlights with you.

The Emacs Guru Guide to Key Bindings

Imagine that you hold Control and type your name into Emacs. Can you describe what will happen?

– The ‘Emacs Guru Test’