The Observer pattern (also known as publish/subscribe) provides a simple mechanism for one object to inform a set of interested third-party objects when its state changes.

Continuing from the previous episode, we look at speeding up the build times with a remote builder, continued warning about accessories, implementing background jobs, setting up the infrastructure for background workers and diving more into the Kamal (MRSK) commands.

Setting up a Rails Engine with the TailwindCSS and Hotwire via Importmaps can be rather difficult. There's a lot of undocumented steps to take and it can be overwhelming to approach these problems. In this episode, we look at a step by step approach to both adding TailwindCSS and Turbo & Stimulus into a Rails Engine.

Continuing from Episode 300, we look at creating a password reset feature. We explore some of the security concerns around this feature and some mitigating options.

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