Jesper's Blog

In Scala the concept of implicit parameters can be used to, among other things, emulate Haskell type classes. One of the key differences bet...

I've been pondering the subject of types and values for some time and decided to materialize my thoughts in a blog post. Too keep things...

Updated: 2013-03-12 Scala's Option type is a big improvement in type safety over Java's null checking and NullPointerException ...

I've used both Haskell and Scala for some time now. They are both excellent and beautifully designed functional programming languages an...

Note: The full source code for this post can be found here . Scala specialization is maturing and in Scala 2.8 RC2 some parts of the stand...

Updated: Fixed code links and added view and stream benchmarks. Inspired by the successful results of Haskell stream fusion (see Evolving ...

In previous blog posts ( HList in Scala and HList in Scala Revisited (or Scala Metaprogramming Works!) ) I described a way to encode hetero...