What is the difference between false and nil in ruby?

How is dynamic scaffolding different from static scaffolding?

What is ruby on rails & why it is used for?

What is object-relationship-model (orm)?

What is cross-site request forgery (csrf)? How is rails protected against it?

What is the importance of rjs?

How are observers and callbacks different from each other?

Who developed ruby on rails?

How is calling super() different from the super call?

At is cross-site request forgery (csrf)?

What is rails active record?

How are string and symbol different?

How do rails implement ajax?

What role does garbage collection play?

What is the process for creating a controller for the subject? What is its role?