What is bundler?
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Explain how you can run rails application without creating databases?
Tell me what is the difference between the observers and callbacks in ruby on rails?
Is Ruby is a Scripting Language or Compiled Language?
What are gemsets in rails?
when self.up and self.down method is used?
Explain me what are the limits of ruby on rails?
What do you understand by rails?
What is a ruby singleton method ?
Difference between gem and plugin?
what is the difference between Active support’s “HashWithIndifferent” and Ruby’s “Hash” ?
Explain view in rails?
What is the difference between concern and application_controller.rb in ruby on rails?