what is the difference between the Observers and Callbacks in Ruby on Rails?
No Answer is Posted For this Question
Be the First to Post Answer
What are rails validation used for?
What is unit testing (in classical terms)? What is the primary technique when writing a test ?
How to use two databases into a single application?
What is the purpose of require_relative in ruby?
What are the servers supported by ruby on rails?
what are the positive aspects of Rails?
how you can run Rails application without creating databases?
I would like to know about ruby on rails.I want to know.how will be the future for ruby on rails.please tell me.
what is the difference between Active support’s “HashWithIndifferent” and Ruby’s “Hash” ?
What are the different types of association relationships that exist?
What is the functionality of Model views and controllers
What is object-relationship-model (orm)?