how many types of callbacks available in ror?
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write a program to show the usage of sql in the database file?
what is the difference between Active support’s “HashWithIndifferent” and Ruby’s “Hash” ?
How is visibility of methods changed in ruby (encapsulation) ?
What is the architecture of Model views and controllers
how can we define Ruby regular expressions?
What is the rail console?
What are the three methods to install ruby on rails?
Explain the importance of yield statement in rails.
what is Rails Active Record in Ruby on Rails?
What is rake?
Can you explain me how rails implements ajax?
Why ruby on rails is used for?