What are rails validation used for?
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Tell me what is polymorphic association in ruby on rails?
At is cross-site request forgery (csrf)?
what is the difference between calling super() and super call?
What are the types of caching used in rails, what are they?
What is Dynamic finders ?
Please explain what are the positive aspects of rails?
What are the servers supported by ruby on rails?
am new to ruby. tell me one thing. i can view my project on browser when i write "ruby script/server". otherwise i cant view my project on localhost. what i have to do to view my project always on browser? pls help
When are self.up and self.down methods used?
How can you protect filter methods in rails?
Explain rvm in rails?
Explain rest in rails routes.