rubyonrails

Rails 3 API and Hadoop, Map Reduce, and Pig to be Presented

We’re extremely excited to announce two of the newest additions to our ever growing speaker list for Aloha on Rails. This conference is shaping up to be a true testament of the breadth and aloha of the Rails community.

Yehuda Katz, core committer and spearheading the Merb/Rails merger, will teach us the principles of the Rails 3 API. He will show us how to read and understand the Rails source code so we can customize the framework just the way we want. The public API for Rails 3 is a major development, and will help stabilize the plugin and extension ecosystem.

Easily Search on ActiveRecord Attributes

Rails’s named_scopes are great, and the ability to chain named_scopes together are even better. I am sure many of us have done something like this before:

User.active.live_in('Virginia')

That would give you the active users who live in the state of Virginia. You would define something like these in your User model:

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