Hotwire is an alternative approach to building modern web applications without using much JavaScript by sending HTML instead of JSON over the wire. With Rails 7, we get Hotwire added in by default. In this episode, we look at some of the features with Hotwire and how to use them.

With the release of Turbo 7.2, we gained the ability to create custom actions in Turbo. This allows us to trigger functions on the client side that would have been difficult or cumbersome to do in the past. In this episode, we look at setting up custom actions and how to use them.

Protecting your data within your database has never been easier. With attr_encrypted, you can easily add a level of security to your application without much refactoring.

Using authentication and authorization, lock down your ActionCable WebSockets so that messages are only sent and received to the intended users.

When displaying a count of records, this will generate extra SQL Queries. Learn how to reduce the number of SQL queries called with counter caching the number of associated records.