Adding progress bars to your Refile uploader is easy thanks to the included javascript library from Refile. Learn how to add progress bars to your application.

A lightweight plugin that logs impressions per action or manually per model

Learn how avoid duplicate code to reuse existing javascript.

In this episode, we take a few different approaches in how we display error pages in our Rails application. We'll also look at a few potential problems with each approach that we need to be aware of.

A continuation from Episode 20 where we explore rendering the user's edit pages in a modal on a per request basis. Instead of rendering all modals for the users in the index, we will request them using remote javascript.