Book Image

Django 3 By Example - Third Edition

By : Antonio Melé
Book Image

Django 3 By Example - Third Edition

By: Antonio Melé

Overview of this book

If you want to learn the entire process of developing professional web applications with Python and Django, then this book is for you. In the process of building four professional Django projects, you will learn about Django 3 features, how to solve common web development problems, how to implement best practices, and how to successfully deploy your applications. In this book, you will build a blog application, a social image bookmarking website, an online shop, and an e-learning platform. Step-by-step guidance will teach you how to integrate popular technologies, enhance your applications with AJAX, create RESTful APIs, and set up a production environment for your Django projects. By the end of this book, you will have mastered Django 3 by building advanced web applications.
Table of Contents (17 chapters)
15
Other Books You May Enjoy
16
Index

Tracking User Actions

In the previous chapter, you implemented AJAX views into your project using jQuery and built a JavaScript bookmarklet to share content from other websites on your platform.

In this chapter, you will learn how to build a follow system and create a user activity stream. You will also discover how Django signals work and integrate Redis's fast I/O storage into your project to store item views.

This chapter will cover the following points:

  • Building a follow system
  • Creating many-to-many relationships with an intermediary model
  • Creating an activity stream application
  • Adding generic relations to models
  • Optimizing QuerySets for related objects
  • Using signals for denormalizing counts
  • Storing item views in Redis