Articles by Ashwini Sukale

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Readonly Associations and Upgrading to Rails 4

After upgrading your application from Rails 3 to Rails 4, you might start seeing the following deprecation warning if you are using the readonly option in an association.

DEPRECATION WARNING: The following options in your Company.has_many :users declaration are deprecated: :readonly. Please use a scope block instead. ...

In this blog post, we’ll discuss in detail what the readonly option is and how to handle the deprecation warning.

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