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Count elements in array of arrays

ruby

Understanding map in Ruby

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How to pass a flexible number of ids into a controller in Rails?

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How would you tidy up this controller logic?

How to specify the type of a member when defining a Struct?

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Multiple Join Optimization in ActiveRecords Rails

error in install ruby-debug-base on ruby 2.0.0p247 [duplicate]

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Table entry works fine in development but not in production

Accessing Sharepoint using "Ruby on Rails" framework

rails - convert DateTime to UTC before saving to server

Is there a way in Ruby to print out the public methods of an Object

Ruby STDIN.getc does not read char on reception

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Make user-inputted url into external link in rails

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How does the compose (*) function work in Ruby (from The Ruby Programming Language)?

Pull/push status in rails 3

Rails Ruby merit gem observer is not working

intercepting I18n translation / what does extend Module.new { .... } do?

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Initializing `attr_accessor`-like method with history

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Rails problem using I18n in views but not in console