In this episode, we look at combining Rails UJS, nested routes, scopes and StimulusJS. A deep dive from the beginning to completion of multiple select boxes changing based on their selections.

We may come across a need to run shell commands and Ruby has some built in methods which appear safe, but can introduce major security risks.

In this episode, we take a look at some tips and tricks around the database schema and model scopes.

Separating view logic from bloated models can help maintain the model in the long run.

Callbacks are great for quickly tapping into the object life cycle. However, after a model or an application grows, it will become harder to maintain over time. It is better to extract the responsibility and separate the logic.