Abstract
Imagine you have some plumbing problems in your house but you don’t know how to fix them. Even though you are the owner of the house, that doesn’t mean you know all the ins and outs of it. Therefore, the most efficient way to solve this problem is to call in an expert to get it fixed as soon as possible.
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© 2011 Carlo Chung
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Chung, C. (2011). Visitor. In: Pro Objective-C Design Patterns for iOS. Apress. https://doi.org/10.1007/978-1-4302-3331-2_15
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DOI: https://doi.org/10.1007/978-1-4302-3331-2_15
Publisher Name: Apress
Print ISBN: 978-1-4302-3330-5
Online ISBN: 978-1-4302-3331-2
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