My latest talk, given at Craft Conf in Budapest. There were some technical difficulties, but it should hopefully serve as a reasonable introduction to the virtues of interactive development in Clojure.

https://m.youtube.com/watch?v=i_dUvhEIGBQ

This is not a Clojure talk - Jack Rusher | Craft 2025

YouTube

This excellent article on unit test construction uses a very similar workflow to what I talk about in the above talk. The difference is that this approach is useful for constructing all the parts of your program, not just the tests.

https://blog.janestreet.com/the-joy-of-expect-tests/

What if writing tests was a joyful experience?

At Jane Street we use a pattern/library called “expect tests” thatmakes test-writing feel like a REPL session, or like exploratoryprogramming in a Jupyter no...

Jane Street Blog
@jack that (jane street) test system is impressive. do u know what mode they use for the diff aspects, or if it works for various languages (lisps)? i bash my head against testing and mainly feel like it is all so fake that im never really making anything more robust (tests feel as made up as what they test).
@mousebot All I know about their testing stuff is what’s in this article 😆
@jack These are not technical difficulties
@stephanetavera The videos I was supposed to narrate were only visible on a screen that I could barely see because of how the stage was laid out. I did the best I could under the circumstances 🤷🏻‍♂️