Do you know what are the types of caching used in rails, what are they?

595

Tell me what is the difference between the observers and callbacks in ruby on rails?

650

What is the purpose of auto_load in ruby?

676

What is a proc ?

710

What are the different filters used in ruby on rails?

585

what are the differences between rails 2.x and rails 3?

660

What is difference between form_for and form_tag?

642

what is the difference in scope for these two variables: @@name and @name?

622

what is ORM (Object-Relationship-Model) in Rails?

719

What is Rails?

668

What is the difference between render and redirect?

672

Explain the importance of yield statement in rails.

653

What is the difference between concern and application_controller.rb in ruby on rails?

629

What is the difference between delete and destroy ?

643

what is the naming convention in Rails?

702