This talk is my slightly expanded version of that statement, and should hopefully understand what "Free" is, what purpose it serves and where it came from.

Free is something I've wanted to understand for quite a while, but could never quite figure it out. I’d essentially given up on it until a friend of mine, known to be particularly fond of pithy statements, told me "Free is merely the defunctionalisation of Monad in its most uncomfortable configuration". He didn’t add "what’s the problem?" but it was clearly implied.
The odd thing though is that after playing with this for a bit, it turned out to be exactly what I needed to hear to get me unstuck.
This talk is my slightly expanded version of that statement, and should hopefully understand what "Free" is, what purpose it serves and where it came from.
Drawing on 25 years of experience as a professional musician and record producer, this will be a beginner focused talk introducing the use of Scala.js and the web audio api for building Scala powered Web Audio Applications.
This talk aims to equip the audience with the minimum required bagage to get comfortable working with contravariance.
In this talk, I will cover three key concepts that emerged from reflecting on this past year of learning: making mistakes, helping others to help you and finding community.
In this talk, we will start with the basics, understanding what build caching is and why it can be a bit tricky to handle in real projects.