Notes posted by Artur79

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June 25, 2010 - (v1_8_6_287 - v1_8_7_72)
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Can operate for both key and value for Hash

If you need to process both key and value of the Hash:

>> {"a" => "aa", "b" => "bb", "c" => "cc"}.collect {|k,v| [k,k+v]}
=> [["a", "aaa"], ["b", "bbb"], ["c", "ccc"]]