Explain me what is the role of rails controller?
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Explain me what is the difference between concern and application_controller.rb in ruby on rails?
What is the difference between delete and destroy ?
What are rails validation used for?
What is the naming convention for variables?
What is agile development? What are the strengths?
What is a webrick web server?
what are the differences between rails 2.x and rails 3?
What is the purpose of load, auto_load, and require_relative in ruby ?
What is the importance of rjs?
Do you know what is “yield” in ruby on rails?
what are the positive aspects of Rails?
What are the various changes between the rails version 2 and 3?