How do I find only duplicate entries in a database table?
How many types of associations relationships does a model have?
Choosing between belongs_to and has_one?
What is bundler?
What are the servers supported by ruby on rails?
How to use two databases into a single application?
What is the purpose of require_relative in ruby?
What are the different types of association relationships that exist?
What is the difference between render and redirect?
What does session and cookies represent in ruby on rails?
What is the directory structure of rails?
What is the use of $ in ruby?
Write a program to generate and run the application without the use of database
What is the purpose of auto_load in ruby?
What is the purpose of load in ruby?