what is “Yield” in Ruby on Rails?
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Tell me what is polymorphic association in ruby on rails?
What is the main difference between procs and blocks?
What is unit testing (in classical terms)? What is the primary technique when writing a test ?
what is session and cookies
How many types of relationships does a model has?
Explain the importance of yield statement in rails.
What are class libraries?
what is the difference in scope for these two variables: @@name and @name?
Why ruby on rails is used for?
what are the limits of Ruby on Rails?
how you can create a controller for subject?
Why we use migration in rails?