Rock the JVM Blog

I’m a software engineer and the founder of Rock the JVM. I teach Scala, Java, Akka and Apache Spark both live and in online courses.

Eta-Expansion and Partially Applied Functions in Scala

4 minute read

We explore some not-so-well-understood territory in the form of eta-expansion and how methods and functions interoperate.

17 minute read

Final blow in the type-level trilogy. We learn how to sort lists… at compile time.

10 minute read

We continue down the path of type-level power in Scala. We learn to add numbers as types, at compile time.

6 minute read

This one is hardcode. We make the Scala compiler infer type relationships for us at compile time. Pure power.

2 minute read

Abstract classes and traits share a lot of overlap in Scala. How are they actually different?