14 Nov '12, 7pm

Use intelligent version requirements in your Gemfile to make updating your dependencies safe and easy:

November 14, 2012 Learn More ruby bundler Comments (View) A Healthy Bundle If you’re writing Rails applications today, then you’re probably enjoying Bundler when adding dependencies to your Rails applications. Bundler lets you declare your application’s dependencies clearly and concisely, and it will figure out which available versions satisfy your requirements. Version Requirements Assuming that your dependencies are released gems, there are three ways to specify your dependencies: # exact version gem 'nokogiri', '1.0.3' gem 'webrat', '0.3.1' # pessimistic version gem 'nokogiri', '~> 1.0.3' gem 'webrat', '~> 0.3.1' # any version gem 'nokogiri' gem 'webrat' Let’s take a look at some of the ups and downs of each approach. Exact Version If you specify the exact version of every gem, then you’ll never have unexpected breaks while upgrading. Running bundle is the same as runni...

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