Reading QR Codes can be a tricky task. We look at being able to generate QR Codes on our Ruby on Rails backend and read them on the client side using a couple of libraries and Stimulus JS.

Learn how to build avatars with initials and conditionally prefer Gravatar images if they exist.

Learn to use Docker to manage our Ruby interpreter and use it to template new Rails applications.

Caching is a great way to speed up your applications. However, when a cache becomes stale, there could be a user experience degradation until the cache is rebuilt. In this episode, we look at implementing a background job to rebuild the cache.

We look into the way I streamline the management of my deployments, SSH and status of applications. This makes it easier to switch between projects without having to refer to notes of how each application should deploy.