Node.js Tutorial

Topics Covered

Node.js is a fast, lightweight, and scalable platform that can be used efficiently to develop many web applications. Here are some of the most important applications of Node.js that you will learn in this Node.js tutorial.

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1. Real-time Chats

Node.js uses powerful event APIs that make it easy to manage server-side events and push notifications, which are widely used in real-time applications.

2. Single Page Applications

Single Page Applications (SPAs) are used to create social networking applications. Node.js is a great fit for SPAs because it can handle asynchronous calls and heavy workloads of these applications.

3. Microservices Architecture

Node.js is the most widely used solution for developing microservices due to its repository features and highly flexible modules that can be used for specific parts of an application.

The topics covered in this Node.js Tutorial

• What is Node.js?
• Getting Started With Node.js
• Node.js Express Tutorial
• Node.js MongoDB
• Node.js MySQL
• JSON Web Token Authentication with Node.js
• Node.js Express
• Node.js Interview Question

1. What is Node.js?

Node.js is an open-source and free JavaScript-based platform used to develop a number of web applications and web pages. Most developers prefer it over other server-side platforms like Java and PHP. If you are new to Node.js or want to get up to speed on its core concepts, this Node.js tutorial will give you an introduction to the main fundamentals of Node.js, why it's used, its different parts, the Node.js Express framework, use cases, and industry trends.

2. Getting Started With Node.js

Node.js can be used to develop a number of intensive web applications, such as video streaming sites, single-page applications, online chat applications, etc. In this Node.js tutorial, you will learn about some of the basic concepts of Node.js, such as Node.js architecture, modules, events, file system, and database. You will also learn how to create a weather app using Node.js that can search for weather conditions anywhere in the world.

3. Node.js Express Tutorial

Node.js Express is a flexible web application framework that uses middleware to help you build and manage web servers. It has a set of features that can be used to develop both web and mobile applications. In this Node.js tutorial, you will learn about all the features of Node.js Express and then implement it in a Node.js application to create a web server. You will also learn how to create a basic “Hello World” example using Express in this Node.js tutorial.

4. Node.js MongoDB

MongoDB is a document-oriented, NoSQL database written in C++. It works on the concept of JSON-like documents with optional schemas. In this Node.js tutorial, you will learn about the basic concepts of MongoDB and how to connect a web server to a MongoDB database. You will also learn how to create a web application that can modify the content of a MongoDB database.

5. Node.js MySQL

Node.js MySQL is a powerful, open-source, easy-to-use Relational Database Management System (RDMS). It supports diverse operating systems and can handle large datasets and powerful database packages. In this Node.js tutorial, you will learn the basic concepts of MySQL and how to connect a web server to a MySQL database. You will also learn how to create a web application that can modify the content of a MySQL database.

6. JSON Web Token Authentication with Node.js

JSON Web Token (JWT) is a standard for transmitting information between two or more parties. The compact size of a JWT makes it easy to transfer through a URL, POST parameter or inside an HTTP header. In this Node.js tutorial, you will learn all about the basics of JWT and its implementation within a Node.js application. You will also learn how to add a security layer when accessing different routes within a Node.js web application. 

7. Node.js Interview Questions and Answers

In this Node.js tutorial, we have curated a list of the most common and frequently asked  Node.js interview questions and the best ways to answer them. These interview questions are grouped into three categories - beginner Node.js interview questions, intermediate Node.js interview questions, and advanced Node.js interview questions.

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Node.js is one of the most popular server-side platforms that more and more organizations are switching to. This Node.js tutorial covers all the basics of Node.js, including multiple demos to help you create your own web applications using Node.js. Check out Simplilearn's Full Stack Developer - MERN Stack program.