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Applied Filters: Pro Episodes xRails 4.0 x
ActionController::Live
Episode #401Jan 19, 201340 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)
Service Objects
Episode #398Dec 18, 201248 comments

Service Objects

Models can quickly become a grab-bag of unrelated methods if behavior is constantly being pushed from the controller. Here I show how to refactor this using Concerns and Service Objects. (12 minutes)
Strong Parameters
Episode #371Aug 03, 201237 comments

Strong Parameters

The strong_parameters gem is an improvement over attr_accessible to securely handle mass assignment even when you have complex authorization logic. The functionality will likely be added to Rails 4 so it is a good idea to learn how it works. (12 minutes)
Thread-Safety
Episode #365Jul 09, 201234 comments

Thread-Safety

The config.threadsafe! option will likely be enabled by default in Rails 4.0. Here you will learn what this option does, how it affects production, and some tips on thread safety. (10 minutes)