RailsCasts Pro episodes are now free!

Learn more or hide this

Applied Filters: revised xPro Episodes x
Deploying to a VPS
Episode #335Mar 21, 2012389 comments

Deploying to a VPS

Deploying a Rails application can be overwhelming because there are so many different options. Here I present a pattern for deploying a Rails app to a VPS using nginx, Unicorn, PostgreSQL, rbenv and more. (18 minutes)
Performance Testing
Episode #411Mar 27, 2013219 comments

Performance Testing

Learn how to add performance tests that automate benchmark and profile reports. Here I show how to find the bottlenecks to optimize a page. I also show how to compile Ruby with gcdata to get information about memory usage. (16 minutes)
Dynamic Forms
Episode #403Jan 27, 2013120 comments

Dynamic Forms

Learn how to add fields to a form dynamically using another form, complete with custom field types. It's fieldception! (14 minutes)
ActionController::Live
Episode #401Jan 19, 2013121 comments

ActionController::Live

Server-sent events allow you to trigger events on the browser from a persistent connection to the server. This requires Rails stream data which can be done through ActionController::Live, a feature upcoming in Rails 4. (14 minutes)
Autocomplete Search Terms
Episode #399Dec 31, 201290 comments

Autocomplete Search Terms

Learn how to add autocompletion to a search form and improve performance using Rack middleware, caching and switching from SQL to Redis. (17 minutes)
Multitenancy with Scopes
Episode #388Oct 20, 2012120 comments

Multitenancy with Scopes

A multi-tenant application can be difficult to implement because the data for each tenant must be completely separate. Here I show how to do this using subdomains and default scopes in Active Record. (12 minutes)
Multitenancy with PostgreSQL
Episode #389Oct 27, 2012112 comments

Multitenancy with PostgreSQL

PostgreSQL Schemas can help create a multi-tenant app by keeping data separate at the database layer. Integrating with migrations can be tricky though, so watch this episode for the full details. (11 minutes)
STI and Polymorphic Associations
Episode #394Nov 25, 201281 comments

STI and Polymorphic Associations

Single Table Inheritance (STI) can help organize branching logic into separate classes, but a polymorphic association may be a better fit if there are unique database columns. (14 minutes)
Authorization from Scratch Part 1
Episode #385Oct 07, 201282 comments

Authorization from Scratch Part 1

Authorization can be difficult to implement and test because it often involves complex logic that exists throughout the entire app. Here I demonstrate how to test and implement authorization from scratch. (15 minutes)
Capistrano Recipes
Episode #337Mar 27, 2012138 comments

Capistrano Recipes

Get the most out of Capistrano by writing specific recipes with ERB templates. Here I show how to deploy to a blank VPS by running just a few Capistrano commands. (13 minutes)