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Active Record Reputation System
If you need to calculate an average user's rating or sum up a number of votes, consider using the activerecord-reputation-system gem. Here I will cover the basics and also briefly present a from-scratch solution.
(10 minutes)
Twitter Bootstrap Basics
Twitter Bootstrap can help make beautiful web apps quickly by providing you with useful CSS and JavaScript. Here you will learn how to include it into Rails with the twitter-bootstrap-rails gem.
(10 minutes)
JRuby Basics
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)
Bullet
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)
Remember Me & Reset Password
It is easy to create authentication from scratch, but how do we extend it with more features? Here I add a "remember me" check box and a "forgotten password" link.
(12 minutes)
Queue Classic
PostgreSQL can act as a worker queue which can replace the need for a separate process to manage the background jobs. Here you will learn how to do this with the queue_classic gem.
(8 minutes)
Migrations in Rails 2.1
Migrations now have a timestamp as their version number in Rails 2.1. In this episode I will explain this change as well as show you some other cool additions.
(4 minutes)
Globalize3
Rails has great internationalization (I18n) support making it easy to translate static text into other languages, but how do we translate database content? Learn how using Globalize 3 in this episode.
(5 minutes)
Pretty URLs with FriendlyId
If you are tired of model ids in the URL, overriding to_param can only get you so far. The friendly_id plugin can help by making it easy to generate a URL slug and maintain a history.
(7 minutes)
Billing with Stripe
Stripe is a full-stack payment solution with very reasonable pricing and is easy to setup. See how to add it to a Rails application here. Currently only available in the US.
(16 minutes)