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.

Using Continuous Integration, you can perform tasks and run your tests automatically whenever you commit your code. Travis CI offers free Continuous Integration for open source projects.

SimpleMDE is a great WYSIWYG Markdown Editor, but lacks the ability to handle image uploads. In this episode, we look at adding ActiveStorage and some JavaScript to handle image uploading.

The Mechanize library is used for automating interaction with websites. Mechanize automatically stores and sends cookies, follows redirects, and can follow links and submit forms. Form fields can be populated and submitted.

Load Testing is an important aspect of due diligence when hosting a production application. It can also help uncover infrastructure requirements and server costs.