Pro MERN Stack: Full Stack Web App Development with Mongo, Express, React, and Node

© Vasan Subramanian 2019

Vasan SubramanianPro MERN Stackhttps://doi.org/10.1007/978-1-4842-4391-6_2

2. Hello World

Vasan Subramanian¹ 

(1)

Bangalore, Karnataka, India

 

As is customary, we will start with a Hello World application, something that is a bare minimum and uses most of the MERN components. The main purpose of any Hello World is to show the basic characteristics of the technology or stack that we are using, and the tools required to get it up and running.

In this Hello World application, we’ll use React to render a simple page and use Node.js and Express to serve that page from a web server. This will let you learn the fundamentals of these technologies. This will also give you some basic familiarity with nvm, npm, and JSX transformation—some ...