I’ve been a part of discussions on how to define ‘seed’ data versus ‘testing’ data on a Ruby on Rails project. Here’s a summary of what I’ve seen work well — please comment if you have anything to add. Data loading is done for 2 purposes: First, to load data that will seed the system [...]

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Here’s a common scenario: You have an attribute that can be a set of specific values, like the status of a transaction that can be ‘processing’, ‘succeeded’ or ‘failed’.  You now want to make it easy to check these values on your model object and you think you might want to create a named scope [...]

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Save to delicious. Sometimes when using Active Record you may want to create a database connection to a database other than the default database specified in your database.yml file. When this happens, the easiest way to do it is to use the Class-level convenience method on ActiveRecord::Base. Like this: Imagine your database.yml entry looks like [...]

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