The utility function measures a consumer’s preference for goods or services in terms of satisfaction. Learn how to calculate it and why it’s important to economists and businesses.

An aggregate function includes values grouped together to form a single value that provides a summary of the data list.

A simple javascript library for function parameter type definition. The initial idea of this repo was to design something similar to react props types. Of course there are already those things like ...

What is JavaScript ‘hoisting? Hoisting is a concept in JavaScript which allows us to use variables and functions even before they are declared.

In this post, we’ll examine how functions alone can be used as data and data structures. This may sound strange, but you’ll soon see what I mean.