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Three Profiling Tools
Ever want to know what Rails is doing under the hood during a request? In this episode I show three different profiling tools: New Relic RPM, FiveRuns TuneUp, and Rack::Bug.
(7 minutes)
Making a Gem
Want to create a Ruby Gem instead of a Rails plugin? In this episode I will walk you through creating a gem to extend Rails.
(9 minutes)
Passenger in Development
Tired of juggling multiple Rails apps around with script/server? See how to set up Passenger in development so each one has its own local domain name.
(7 minutes)
Request Profiling
You can use profiling to determine where the performance bottlenecks are in specific Rails actions. Watch this episode for details.
(10 minutes)
Analyzing the Production Log
In order to improve performance of your Rails application you need to find the bottlenecks. A great starting point is your production log. In this episode you will see how to use RAWK to analyze your log file and determine which controller actions take up the most processing time.
(5 minutes)
How to Make a Generator
Rails comes with many built-in generators, but what if you want to customize them or make your own? Rails gives you a great way to do this which you will learn in this episode.
(11 minutes)
Cron in Ruby
Cron is great for handling recurring tasks, but it is an external dependency with a crazy syntax. In this episode I show you how to use Whenever to create cron jobs with Ruby.
(8 minutes)
Webrat
If you prefer writing integration tests in ruby instead of Cucumber's plain english, consider interacting with Webrat directly as I show in this episode.
(7 minutes)
Factories not Fixtures
Fixtures are external dependencies which can make tests brittle and difficult to read. In this episode I show a better alternative using factories to generate the needed records.
(12 minutes)
More on Cucumber
There is a lot more to Cucumber than I showed in an earlier episode. See how to refactor complex scenarios in this episode.
(18 minutes)