What is the process for creating a controller for the subject? What is its role?
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how many types of callbacks available in ror?
what is Mixin in Rails?
What is rails migration? What can it do?
How does router work in rails?
What is difference between form_for and form_tag?
What is the latest version of ruby on rails?
what are benefits of using active record as opposed to raw sql queries?
Explain how Rails implements Ajax?
Mention the types of variables available in Ruby Class?
How is dynamic scaffolding different from static scaffolding?
Explain rails migration.
let me know what is ruby software and where and when it is usefull. Is it usefull to data base developer, if yes...where? thank you