RailsCasts Pro episodes are now free!

Learn more or hide this

Applied Filters: resources xFree Episodes x
REST API Versioning
Episode #350May 16, 2012108 comments

REST API Versioning

APIs should be consistent, but it is difficult to do this when returning a JSON response along side the HTML interface. Here I show how to add a versioned, RESTful API. The version can be determined from either the URL or HTTP headers. (10 minutes)
Ransack
Episode #370Aug 03, 201293 comments

Ransack

Ransack allows you to easily build complex search forms. It also helps in adding sortable links and building a dynamic advanced search page. (10 minutes)
Migrating to PostgreSQL
Episode #342Apr 17, 2012137 comments

Migrating to PostgreSQL

Postgres is a feature-packed relational database that every Rails developer should consider using. Here you will learn how to install it, add it to a new application, and transition from an existing SQLite app using the "taps" gem. (8 minutes)
MiniProfiler
Episode #368Jul 24, 2012107 comments

MiniProfiler

MiniProfiler allows you to see the speed of a request conveniently on the page. It also shows the SQL queries performed and allows you to profile a specific block of code. (9 minutes)
Exploring RubyGems
Episode #384Oct 07, 201284 comments

Exploring RubyGems

RubyGems can make it easy to add a feature to a Rails application, but it can also cause headaches down the road. Here I give some tips on researching gems to decide which one to choose, or when to do it from scratch. (7 minutes)
Twitter Bootstrap Basics
Episode #328Feb 28, 2012138 comments

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
Episode #376Aug 30, 201281 comments

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)
FnordMetric
Episode #378Sep 04, 201277 comments

FnordMetric

FnordMetric allows you to chart events in real time. This is great for keeping track of user activity in your Rails app as demonstrated in this episode. (10 minutes)
Remember Me & Reset Password
Episode #274Jul 11, 2011167 comments

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)
Sidekiq
Episode #366Jul 18, 201280 comments

Sidekiq

Sidekiq allows you to move jobs into the background for asynchronous processing. It uses threads instead of forks so it is much more efficient with memory compared to Resque. (10 minutes)