Answer / Ram Bhardwaj

In Rails, the command to create a new migration is `rails generate migration name_of_migration`. For example: `rails generate migration CreateUsersTable`.

In Ruby, it explains about the defined operator?

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What is retry statement in ruby?

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What is ruby class?

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What is sysread method in Ruby?

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How can you removed from array in ruby?

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Tell me what is the role of sub-directory app/controllers and app/helpers?

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In Ruby code, often it is observed that coder uses a short hand form of using an expression like array.map(&:method_name) instead of array.map { |element| element.method_name }. How this trick actually works?

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Explain for loop in Ruby?

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what is the role of sub-directory app/controllers and app/helpers?

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What are Ruby arrays and how they can be created?

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Explain about normal method class?

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List some features of ruby?

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