Tell me what is rails active record in ruby on rails?

751

Write the command to run the migration.

816

How is direct different from render?

844

how can we define Ruby regular expressions?

789

What is the difference between render and redirect?

835

How is the model view controller framework used in ruby on rails?

804

what are the positive aspects of Rails?

761

What are the various changes between the rails version 2 and 3?

763

If you want to set up a one-to-one relationship between two models, you'll need to add belongs_to to one, and has_one to the other. How do you know which is which?

783

What is bundler?

790

Explain valid and invalid in rails?

778

What is the purpose of load, auto_load, and require_relative in ruby ?

757

Explain how Rails implements Ajax?

759

what is Polymorphic Association in Ruby on Rails?

814

Tell me what is the function of garbage collection in ruby on rails?

798