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Phoenix LiveView Tutorial: Adding Phoenix PubSub and Pow Authentication to Messenger

We've already bootstrapped our Phoenix LiveView-based Messenger app's database structure and a first LiveView page.

This time, we're going to improve real-time communication between the app's users using Phoenix PubSub, and use the Pow library to add secure user authentication.

As of November 2020, the latest Phoenix LiveView version is 0.14.8 - and the series has been updated to match it!

Debugging Elixir Code: The Definitive Guide

Every application contains bugs, and even if it doesn't, it will. And even if you're not a notorious bug producer and your code quality is generally good, the conditions programmers work in are often suboptimal - you will often find yourself pulling your hair out over code written years ago by someone no longer involved in your project.