There are many ways to handle static pages in a Rails application. Here I show two approaches including one that uses a RESTful style PagesController to keep the content in the database (8 minutes)

Trinidad is designed to serve JRuby web applications and gives you the power of Java while still keeping the feel of traditional Rails deployment. Here I show how to setup a Capistrano recipe, configure it, and more. (15 minutes)

JRuby is a polished and stable Ruby implementation. Here I show the basics of setting it up and executing Java from within Ruby. I also see how it compares with MRI at running threads. (10 minutes)

Memoization is a convenient way to cache a method's response. Here I show several ways to accomplish this from scratch since the ActiveSupport::Memoizable module has been deprecated. (9 minutes)

Monit can help ensure your Rails app stays up and running smoothly. Here I show how to set it up, receive alerts, and keep tabs on it through a web interface. (16 minutes)

Learn how to do extensive image manipulation with the ImageMagick commands. Also learn how RMagick can be used in combination with CarrierWave to process uploaded images. (11 minutes)

Learn how to add a calendar to your Rails app. Whether it be a date picker using jQuery UI or a full page calendar for browsing records, I will show you how to do it in this episode. (9 minutes)

Here I show how to accomplish zero-downtime deployment using Unicorn. I also cover gotchas when working with migrations and how to put up a maintenance page when you do need to take down the site. (12 minutes)

Bullet will notify you of database queries that can potentially be improved through eager loading or counter cache column. A variety of notification alerts are supported. (6 minutes)

There is a chance one user will unintentionally override someone else's changes if they update a record near the same time. One solution is to use optimistic locking. The updated_at column can also be used for this as shown. (8 minutes)