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Refactoring & Dynamic Delegator
Learn how to refactor a set of conditional Active Record queries using a Dynamic Delegator.
(7 minutes)
Active Record Queries in Rails 3
Rails 3 introduces a new query interface for performing finds in Active Record. See how it works along with the changes in named scopes.
(10 minutes)
Generators in Rails 3
Generators in Rails 3 have been completely rewritten to be more modular. This allows you to customize any generator to fit your specific preferences.
(11 minutes)
XSS Protection in Rails 3
It is easy to be vulnerable to cross site scripting attacks in earlier versions of Rails, but Rails 3 solves this by automatically escaping unsafe input.
(8 minutes)
Routing in Rails 3
Rails 3 sports a new routing interface. In this episode I show how to translate the old interface into the new one and show off a few new features.
(13 minutes)
MongoDB and MongoMapper
MongoDB is a document based database engine. Learn how to access it through MongoMapper in this episode.
(13 minutes)
Edit Multiple Individually
Use checkboxes to edit multiple records in one form, where each one has an individual set of form fields.
(13 minutes)
Embedded Association
Learn how to set up a one-to-many or many-to-many association which is entirely embedded into a single column through a string or bitmask.
(14 minutes)
Syntax Highlighting
Here I talk about three popular choices for syntax highlighting in Rails: CodeRay, Ultraviolet and Pygments.
(9 minutes)
Bundler
Bundler is the way to manage gem dependencies in Rails 3.0. Learn how to install gems and lock them down in this episode.
(9 minutes)