Setting up the virtual environment and framework

Installing Python and Flask

Configuring Flask

Creating and running a simple Flask application

Creating the enrollment application

Running and configuring the development server

Creating the homepage

Creating navigation links and route patterns

Creating the base template

Creating child templates

Passing data to the view

Accessing data via request and response objects

URL variables

Working with the GET method

Working with the POST method

Sending a JSON response

Installing database systems

Setting up the database

Connecting to the database

Creating documents and data

Creating the data models

Installation and configuration

Creating the login and registration pages

Updating the login route and login template

Flashing messages

Displaying form validation error messages

Processing form data and updating the database

Updating login route to interact with database

Updating registration route to interact with database

Creating the courses page

Creating the enrollment page

Updating the enrollment template

Creating the MongoDB aggregation pipeline

Adding the aggregation pipeline to application

Creating sessions and authentication

Setting up the session for logout and enrollment routes

Updating the navigation and testing the session

Adding the welcome message to layout

Installing Postman and the Flask-RESTPlus APIs extension

Fetching data using GET

Inserting data using POST

Updating data using PUT

Deleting data using DELETE