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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)
Declarative Authorization
Declarative authorization provides an advanced and powerful solution for role based authorization.
(15 minutes)
MongoDB and MongoMapper
MongoDB is a document based database engine. Learn how to access it through MongoMapper in this episode.
(13 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)
Refactoring & Dynamic Delegator
Learn how to refactor a set of conditional Active Record queries using a Dynamic Delegator.
(7 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)
Tracking Attribute Changes
Rails 2.1 keeps track of the changes you make to a model's attributes. It also allows you to see what the previous value was. But watch out for the gotcha! See this episode for details.
(7 minutes)
named_scope
The named_scope method in Rails 2.1 makes performing finds on models very elegant and convenient. See how in this episode.
(11 minutes)
Pickle with Cucumber
Pickle adds many convenient Cucumber steps for generating models. Also learn about table diffs in this episode.
(16 minutes)
Formtastic Part 1
Formtastic is a concise way to generate form views. In this episode (part 1 of 2) I show how to generate both a simple form and a more complex one which is customized with options.
(10 minutes)