what are rails filters?
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What is the difference between delete and destroy ?
what are some advantages of using ruby on rails?
what is the difference between new, save and create?
Explain some features of nested scaffolding.
What is rails router?
How is dynamic scaffolding different from static scaffolding?
How does router work in rails?
When are self.up and self.down methods used?
Explain bundler in rails.
explain request/response cycle?
What is the use of $ in ruby?
Explain rails caching levels.