Setting up a new Code Kata in Cyber-Dojo

The Cyber-Dojo tool was designed by Jon Jagger as en environment where you can practice your coding skills. I’ve used it a few times now with groups at coding dojos and code retreats, and I think it’s a pretty useful tool for those contexts. (See also my...

Global Day of Code Retreat 2012

On Saturday I was up in Stockholm facilitating my fourth code retreat for Valtech, and my second Global Day of Code Retreat. It seemed to go very well. I tried out a few new elements, which seemed to make it go even better than the previous ones, so I thought...

Introducing a Code Kata: Medicine Clash

This Code Kata is included in my new book “The Coding Dojo Handbook”, currently published as a work-in-progress on LeanPub.com. You can also download starting code and these instructions from my github page. As a Health Insurer, I want to be able to search...

SOLID exercises in Python

In my last post I discussed some exercises put together by Luca Minudel. He was using them as part of a study into how developer’s skill at removing SOLID violations was related to their skill at TDD. I initially did the exercises in Java, then translated them...

Comparing Refactoring Kata Feedback Tools

For a little while now I’ve been collecting Refactoring Kata exercises in a github repo, (you’re welcome to clone it and try them out). I’ve recently facilitated working on some of these katas at various coding dojo meetings, and participants seem to...