What is the difference between false and nil in ruby?
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let me know what is ruby software and where and when it is usefull. Is it usefull to data base developer, if yes...where? thank you
what the difference between static scaffolding and Dynamic scaffolding?
Do you know what is cross-site request forgery (csrf) and how rails is protected against it?
What are the hashes?
How are blocks created?
What are naming conventions?
what is the difference between Active support’s “HashWithIndifferent” and Ruby’s “Hash” ?
Explain the importance of yield statement in rails.
What is the importance of rjs?
Who developed ruby on rails?
What is the flash?
explain request/response cycle?