Heroku Application

Before we deploy to Heroku (the cloud platform), we will first create an account and set up the environment there. We will create a new Heroku application. Then, we will need to install the Postgres database on Heroku. The installation process can be done within the Heroku platform; everything is integrated. Finally, we set up the virtual environment variables, such as the database URL and the secret key. Once all these precursors are completed, we will then start the deployment process.

Exercise 65: Creating a New Application in Heroku

In this exercise, we will first register a Heroku account. Then, we will create a new app on it. Heroku provides a nice user interface with an easy-to-follow setup flow. We just need to click a few buttons and that's it. As Heroku is a PaaS, we don't need to manage any hardware nor set up the OS. These are all taken care of by Heroku:

1. Visit the Heroku website, https://www.heroku.com/, and click Sign up:

   Figure...