What are the types of caching used in rails, what are they?
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Explain rvm in rails?
Explain rails caching levels.
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Which command is used to create a migration?
What is the purpose of require_relative in ruby?
At is cross-site request forgery (csrf)?
Tell me what is the function of garbage collection in ruby on rails?
what is ORM (Object-Relationship-Model) in Rails?
Explain how you can run rails application without creating databases?
What are the various changes between the rails version 2 and 3?
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Explain about restful architecture?