What are the different filters used in ruby on rails?
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How many types of associations relationships does a model have?
What is the directory structure of rails?
what is the difference between new, save and create?
What is a ruby singleton method ?
Tell me what is rails migration?
what is the purpose of RJs in Rails?
How many types of relationships does a model has?
Explain rails caching levels.
what is the difference between calling super() and super call?
What is rake?
How do I find only duplicate entries in a database table?
What is the flash?