When are self.up and self.down methods used?
No Answer is Posted For this Question
Be the First to Post Answer
Is ruby on rails popular?
Explain how you can run rails application without creating databases?
How can you protect filter methods in rails?
Explain about restful architecture?
Tell me what is orm (object-relationship-model) in rails?
What can Rails Migration do?
What is ORM in Rails?
When are self.up and self.down methods used?
What do you understand by rails migration and what it can do?
what is Rails Active Record in Ruby on Rails?
What is the purpose of auto_load in ruby?
Explain the importance of yield statement in rails.