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React Interview Guide

React Interview Guide

By : Sudheer Jonna, Andrew Baisden
4.3 (6)
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React Interview Guide

React Interview Guide

4.3 (6)
By: Sudheer Jonna, Andrew Baisden

Overview of this book

Are you struggling with React job interviews, feeling hindered by the lack of knowledge or confidence? Look no further than the React Interview Guide. Complete with the latest features of the React library, this comprehensive solution will assist you in taking a definitive step forward in your career as a React developer. This book systematically covers frequently asked questions and common edge cases encountered in React interviews. It goes beyond React to encompass other essential technologies in the React ecosystem, including routing, CSS, testing, and building Next.js apps. You’ll benefit from invaluable expert guidance, enabling you to address a wide range of React ecosystem questions swiftly as this book prioritizes interview readiness, sparing you the need to dwell excessively on individual topics before technical discussions. By the end of this book, you’ll be thoroughly equipped to excel in any React interview, giving you an edge over your peers and significantly increasing your chances of securing your dream job.
Table of Contents (19 chapters)
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1
Part 1: Getting Ready for Interviews
3
Part 2: Mastering the Core React Technical Interview
8
Part 3: Going Beyond React and Advanced Topics
13
Part 4: Hands-On with Programming Tasks

Implementing Firebase Authentication and its backend

Once the Firebase app is configured in the Firebase console, you can implement authentication for the One Stop Electronics application using the Firebase Authentication API. These API methods are helpful to authenticate legitimate users when they sign up and sign in to purchase products in this e-commerce application. Usually, we create all the API handlers inside a separate folder (in our case, backend->firebase->api) to keep it separate from the frontend code.

How do you implement Firebase authentication for sign-in, sign-up, and sign-out scenarios?

We need to import several Firebase functions and utilities from the Firebase/auth package to work with the authentication mechanism. The Firebase package provides separate methods for sign-in, sign-up, and sign-out scenarios. Let’s start by importing all these API methods along with a Firebase instance inside the following api/auth.ts file:

import { firebaseApp...

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