Conventions used

There are a number of text conventions used throughout this book.

Code in text: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: “require('dotenv').config();: This line loads environment variables from an if .env is process.env.

A block of code is set as follows:

require('dotenv').config();
const port = process.env.PORT || 3000;

Bold: Indicates a new term, an important word, or words that you see onscreen. For instance, words in menus or dialog boxes appear in bold. Here is an example: “We’ll start with Infrastructure as Code (IaC), an approach that allows you to automate the provisioning and management of your cloud resources.”

Tips or important notes

Appear like this.