A reducer is a function that determines changes to an application’s state. It uses the action it receives to determine this change. We have tools, like Redux, that help manage an application’s state changes in a single store so …
useReducer is one of a handful of React hooks that shipped in React 16.7.0. It accepts a reducer function with the application initial state, returns the current application state, then dispatches a function.
Here is an example of how it …
Map, reduce, and filter are three very useful array methods in JavaScript that give developers a ton of power in a short amount of space. Let’s jump right into how you can leverage (and remember how to use!) these super …
I was recently mentoring someone who had trouble with the .reduce() method in JavaScript. Namely, how you get from this:
const nums = [1, 2, 3]
let value = 0
for (let i = 0; i < nums.length; i++) {
