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What is attr_accessor for?
Author: HivebriteStatus: PublishedQuestion passed 277 times
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How to add a key-value pair to a hash in Ruby0
What is the output of the following Ruby code? `numbers = [1, 2, 3, 4, 5]`
`numbers.each { |n| puts n }`
`numbers.map { |n| puts n }`0
Call a method only if the caller is not null.,Does the same thing as `@my_object.try!(:my_method)`.0
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Write a Ruby program that prints the sum of two numbers0
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Define a class foobar that inherits from Array and has a method foo.