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New posts in ruby-on-rails-3

How can I attach multiple files to an ActionMailer mail object? (Without it attaching several unwanted text files as well.)

Prevent rails from converting special characters to HTML entities

Rails 3 routing: Avoiding Deep Nesting

How to build your own custom session store class?

How do I make a settings configuration page for the rails-settings gem?

ruby-on-rails-3

Month pagination with kaminari

Merging two rails apps

How to retrieve web site favicons?

How to check if an image was found on a web site?

Moving Query from View to Model

ruby ruby-on-rails-3

Data Mining/Statistical Analysis options for a Heroku Rails app?

What are some good resources for learning the Rails codebase internals? [closed]

Cucumber + Capybara tests to ensure a new window is opened

Testing a before_save callback with Rspec and Factory Girl

Getting ActiveModel::Callbacks to work with ActiveResource

rails semi-complex STI with ancestry data model planning the routes and controllers

Add tests for dependent :destroy in the Relationship model (Chapter 11, Exercise 1 Rails Tutorial, 2nd Ed)

Using Devise with multiple namespaces for the same Model

rails 3 polymorphic association with paperclip and multiple models

Does ActiveModel have a module that includes an "update_attributes" method?