If you want to set up a one-to-one relationship between two models, you'll need to add belongs_to to one, and has_one to the other. How do you know which is which?

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What do you understand by rails migration and what it can do?

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Tell me what is mixin in rails?

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Explain me the log that has to be seen to report errors in ruby rails?

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What is the function of orm in ruby on rails?

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Explain the controller in rails?

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who developed rails?

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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

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what is different between activerecord::relation's count, length and size methods?

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What is ORM in Rails?

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when self.up and self.down method is used?

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what the difference between static scaffolding and Dynamic scaffolding?

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