what are the limits of Ruby on Rails?
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what is the difference in scope for these two variables: @@name and @name?
what is sweeper in Rails?
Do you know what is cross-site request forgery (csrf) and how rails is protected against it?
How to use two databases into a single application?
Explain me what is the purpose of rjs in rails?
Explain the various ide's of ruby on rails.
What are float, dig and max?
What is a proc ?
Do you know the role of garbage collection in ruby on rails?
What is the difference between concern and application_controller.rb in ruby on rails?
What is the purpose of require_relative in ruby?
what is the difference between calling super() and super call?