What is an Effect?
We often use the term effect when talking about the behavior of our code. But what is an effect? Can we talk about effects in precise ways, in order to write better programs that we can better understand?
scala fp effects io substitution
Scoring Ten-pin Bowling with Algebraic Data and Finite State Machines
Implementing the rules for scoring ten-pin bowling turns into an exercise in algebraic data types and finite state machines.
scala fp typescript rust
What Functional Programming Is, What it Isn't, and Why it Matters
The core premise of functional programming, in my opinion, is that local reasoning and composition make for better code. Here I discuss what these terms mean and the benefits they bring.
scala fp typescript
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