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method

installed?

Importance_0
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: Rails::GemDependency

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v2.3.8) is shown here.

installed?() public

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# File railties/lib/rails/gem_dependency.rb, line 151
    def installed?
      Gem.loaded_specs.keys.include?(name)
    end
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