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Ruby on Rails 2.1 What's New

Libin Pan
Libin Pan

Ruby on Rails version 2.1 was released on June 1st, 2008. It included several new features such as timezones, dirty tracking, gem dependencies, named scopes, UTC-based migrations, and better caching. ActiveRecord changes included support for expressions in sum calculations, eager loading of associations, polymorphic URLs, and the ability to add and remove timestamps from tables.

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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
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Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New
Ruby on Rails 2.1 What's New

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