How can you run rails without creating databases?
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What is rails scaffolding?
Explain me the log that has to be seen to report errors in ruby rails?
How would you create a controller for the subject?
What is cross-site request forgery (csrf)? How is rails protected against it?
What is the difference between concern and application_controller.rb in ruby on rails?
Write the command to update rvm in rails.
Explain valid and invalid in rails?
what is the difference between the Observers and Callbacks in Ruby on Rails?
What is a ruby singleton method ?
Tell me what is polymorphic association in ruby on rails?
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