Solid Cache is a database-backed Active Support cache store implementation. Using SQL databases backed by SSDs we can have caches that are much larger and cheaper than traditional memory only Redis or Memcached backed caches. In this episode, we'll explore adding Solid Cache into our application and some things to be aware of.

In this episode, we'll look at creating a stimulus controller that will alert the user if there are unsaved changes on a form before they navigate away from the page or reload the site.

Without writing any javascript, we create a highly interactive parent navigation. We will use Turbo Frames to provide the highly interactive experience and build a parent-child relationship from scratch.

Continuing on from Episode 334, we look at creating the rest of the functionality of our shopping cart. We look at creating the checkout page with Stripe and handling the webhooks when a checkout session has been completed.

Working with time zones can be difficult and lead to the inaccurate display of data. In this episode, we explore how to display dates & times and query records based on a user's time zone.