How to Save Data to a Database

Learn how to save data to a database in this ⚡️ lightning-fast, lightweight tutorial! Use MongoDB, Node, & Express to persist form data in this tutorial for beginners.

Array.some()

The Array.some() method returns a Boolean value based on whether or not at least one item in the provided array meets the supplied condition(s).

Template Strings

Template strings are a much cleaner way of embedding variables and expressions within strings as opposed to using string concatenation.

Comparison Operators

In JavaScript, there are two types of comparison operators - strict and type-converting.

Falsy

Falsy is any value that's considered to be false when referred to in a Boolean context.

Truthy

Truthy is any value that's considered to be true when referred to in a Boolean context.

Object Destructuring

Object Destructuring is a little bit of syntactic sugar that can be used to bind the properties of an object to a variable.

Array.map()

The Array.map() method is a concise way to run the logic of a provided callback function over each element of a particular array.

Boo Who

Learn how to solve the freeCodeCamp algorithm 'Boo Who' using an if-else statement!