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What is the purpose of setting Ruby block local variables when blocks have their own scope already? - Stack Overflow
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Ruby variables and their scope. What is a variable in Ruby? It is a… | by Sarvar Khalimov | Easy Ruby: All you need to know about Ruby programming language | Medium
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ruby on rails - Anatomy of Ruby Variables - ruby on rails tutorial - rails guides - rails tutorial - ruby rails - By Microsoft Award MVP - Learn in 30sec | wikitechy
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