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Fast Tests
Episode #413Apr 10, 2013200 comments

Fast Tests

A slow test suite can put a damper on test-driven development. In this episode I show a variety of ways to optimize specs including: selective testing, preloading Rails, and testing outside of Rails. (17 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)
Turbolinks
Episode #390Nov 05, 2012114 comments

Turbolinks

Turbolinks can make your Rails app feel faster by using JavaScript to replace the page content when clicking a link. It will be default in new Rails 4.0 applications, but here I show how to use it in Rails 3 and mention some of the gotchas. (7 minutes)
Trinidad
Episode #377Aug 30, 201271 comments

Trinidad

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)
Request Profiling
Episode #98Mar 24, 200835 comments

Request Profiling

You can use profiling to determine where the performance bottlenecks are in specific Rails actions. Watch this episode for details. (10 minutes)