Recent posts

ALL the Joins in Spark DataFrames

6 minute read

It’s obvious that Spark allows us to join tables. What’s not obvious is how many different kinds of joins Spark supports. We explore them in this article.

Type Lambdas in Scala 3

3 minute read

Exploring a quick but powerful structure in Scala 3 - type lambdas. This will help you think higher-level.

Scala 3: Opaque Types

3 minute read

We discover opaque type aliases in Scala 3 and how we can define new types with zero overhead.