Wednesday, January 8, 2014

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Chapter 7 1. Coupling & viscidness: candid jointure and highschool glutinousness a. gain gemination b. Using encapsulation c. Responsibility-driven throw d. Remove unstated coupling e. Refactoring 2. Executing without Blue J: master(prenominal) method, tranquil method Terms in Chapter 7: [coupling] The experimental condition coupling describes the interconnectedness of shed light unitarys. We strive for loose coupling in a system, i.e., a system where individually variance is largely autonomous and communicates with other classes via a small, practiced defined interface. [cohesion] The expression cohesion describes how well a social unit of rule maps to a arranged business or entity. In a highly sticking system, each unit of principle (method, class, or module) is responsible for a well defined task or entity. Good class design exhibits a high degree of cohesion. [method cohesion] A cohesive method is responsible for ane and only superstar welldefined t ask. [class cohesion] A cohesive class represents one percipient entity. [code duplication] Code duplication (having the same segment of code in an application much than once) is a sign of with child(p) design. It should be avoided. [encapsulation] Proper encapsulation in classes reduces coupling, and thus leads to a give way design.
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[responsibility-driven design] Responsibility-driven design is the process of calculating classes by assigning well-defined responsibilities to each class. This process apprise be used to watch which class should implement which objet dart of an application function. [localizing c hange] One of the main goals of a good class! design is that of localizing change: making changes to one class should stomach minimal effects on other classes. [refactoring] Refactoring is the activity of restructuring an vivacious design to maintain a good class design when the application is modified or extended. If you privation to get a full essay, order it on our website: BestEssayCheap.com

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