When your app is using Paranoia, calling destroy on an ActiveRecord object doesn't actually destroy the database record, but just hides it.

Dalli is a great interface for Memcached through Ruby.

Using unobtrusive javascript, we can hide certain fields on forms based on the selected values of other fields.

Make your strong parameters do more by extracting the logic in order to maximize the ability and security of your application.

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.