functional programming

Functional Programming notes: Recursion

Recursion is a technique that allows us to break down a problem into smaller pieces. This technique allows us to remove some side effects that we perform while writting looping structures and also makes our code more expressive and readable. In this post we will see why is a very present technique in functional programming …

functional programming

Functional programming notes: Side effects

Functional programming is based on the simple premise that your functions should not have side effects, they are considered evil in this paradigm. If a function has side effects we call it a procedure, so functions do not have side effects. We consider that a function has a side effect if it modifies a mutable …