‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful! Last week, I casually dropped the term “higher-order function” ...

Let’s understand why we need functions in the first place. Hurrah! we have converted it into functions but wait and ask, ‘Are we using DRY here?’. No, we are still repeating every addition of two ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...