In functional programming, pure functions are at the core of this paradigm. When we speak of pure functions we mean that these functions satisfy two main conditions; the first is that they will not cause any side effects and the second is that depending on their arguments they will return the same...

Pure functions are often hyped up in the Javascript world, probably because of the abundance of state in front end applications. While pure functions have their downsides (i.e. inconvenience, potentially large argument lists), I believe they should be used as much as reasonably possible, and I want...