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CODE TOPOLOGY NOTATION
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Kettle components (objects) small dudes == objects
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Objects with methods! hands == methods
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A method number of fi ngers == number of arguments
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Instance variables Stored inside the brain
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Instance variables Can be reused later
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Returning results
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Private methods
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Exception
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Anti-patterns
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Too many arguments
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Too many methods
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Too long methods
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Too many instance variables
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Too much conditional logic in methods Swallen arms
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Too much of everything!!!
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Classes A spawning platform
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Classes A spawning platform
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same topology Object & classes have the
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Dependencies have to remember about classes to use them
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Dependency Injection Instead of remembering thing we pass them as arguments
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Visual representation of code complexity
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