What is a webrick web server?
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What is the difference between false and nil in ruby?
What are the various components of rail?
Tell me what is the difference between the observers and callbacks in ruby on rails?
Explain the controller in rails?
Mention the types of variables available in Ruby Class?
What is ruby on rails & why it is used for?
What does session and cookies represent in ruby on rails?
Why do we use request.xhr? in rails
Explain unobtrusive javascript in rails.
What is the difference between render and redirect?
what is the difference between new, save and create?
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