| Delegation |
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| • | Pass
along the message, asking some other object |
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| to do
the work for you |
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| • | Important
OO design pattern |
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| The King asked |
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| The Queen, and |
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| The Queen asked |
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| The Dairymaid: |
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| "Could we have some butter for |
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| The Royal slice of bread?" |
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| A. A.
Milne, “The King’s Breakfast”, |
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| http://ingeb.org/songs/thekingb.html |
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