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Learn how to strike a balance between flexibility and data integrity with a partial index and validations.
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How do you manage queries when your Rails application isn’t the only thing reading your database?
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Read this the next time you need to build a complicated form.
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You don’t need a sophisticated caching mechanism to improve your application’s performance. All you need is a basic understanding of the HTTP specification.
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Learn how to build a production ready Rack application without a framework like Rails or Sinatra.
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Rails writes a new cache entry based on the first request. But what happens when that request is from an admin?
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Learn how to improve the interface of your existing Active Record Models with this underutilized API.
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Because 0x0000000103f70c98 never helped anyone.
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Learn about an unexpected limitation with this API and how to combat it universally.
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Time dependent tests are difficult to diagnose, and the symptoms don’t present themselves until it’s too late. This article will help you determine if your test suite is time dependent.
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