I was solving ruby exercism "word count", and I stumbled into a common pattern: def word_count word_counter = {} words.each do |word| word_count = words.count word word_counter[word] = word_count end word_counter end That could be summarized as: Have an array that you have to do something about it Create a new hash Do something with enumerator Return the new hash Obviously the code is clear in it's intent, but it's too verbose and it's bugs me the to end the method with the ...