N
name, reserved NameError nesting class definition inside module definition classes and modules newline character, as target of chomp method next keyword next method, 2nd next_unit methods nil, 2nd boolean value has boolean value of false object, 2nd string and integer representations of removing from arrays nil? method NilClass -noecho NoMethodError exception normalizing data not keyword notation, overloading NoWrite module number random, generating Numeric class numerical conversions
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