What is the difference between delete and destroy ?
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Do you know what is cross-site request forgery (csrf) and how rails is protected against it?
Why RubyonRails?
How do I find only duplicate entries in a database table?
what are helpers and how to use helpers in ror?
How is visibility of methods changed in ruby (encapsulation) ?
what is a rails migration? Write up a short example of a simple rails migration with a table called customers, a string column called name, and a text column called description?
How does router work in rails?
what is the function of garbage collection in Ruby on Rails?
how you can run Rails application without creating databases?
Mention the differences between the observers and callbacks in ruby on rails.
How many filters are there in rails.
Do you know what is “yield” in ruby on rails?