I touched on the topic of memoization in the past in relation to doing aspect-oriented programming with PostSharp, however, with functional languages like F#, Haskell or Erlang there is no such frameworks (although PostSharp should…

In my previous post on discriminated unions, I presented discriminated unions as an alternative to standard .Net classes to represent hierarchical data structures. However, in terms of data structure, discriminated unions share much more similarities with enums than…

In F#, you have the choice of using a struct or a record as a lightweight container for data. The similarities between the two are striking — both are immutable by default, neither can be inherited, and they both offer structural equality semantics by default…