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Week 7, Class 1: The Command Pattern (cont.)

Week 7, Class 1: The Command Pattern (cont.)

Week 7, Class 1: The Command Pattern (cont.). Get Ready for Poll Everywhere Labs 2 & 3 returned Lab 7 due this evening at 11pm Quiz tomorrow at start of lab The Command Pattern Isolating Undo into the Invoker (wrapping up coding example) Why favor inheritance over composition?

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265 views • 15 slides
Week 8, Class 3: Model-View-Controller

Week 8, Class 3: Model-View-Controller

Week 8, Class 3: Model-View-Controller. Get ready for poll everywhere (everyone) Lab due today! Any questions? Model-View-Controller Example: Barnyard Simon for the Web Question: Where should we use the command pattern?. How to Avoid Pattern Fever. How can you not use patterns too often?

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247 views • 10 slides
Week 7, Class 1: The Command Pattern (cont.)

Week 7, Class 1: The Command Pattern (cont.)

Week 7, Class 1: The Command Pattern (cont.). Get Ready for Poll Everywhere Return labs 2 & 3 Lab 7 deadline The Command Pattern The Remote Control App (Review) How to reduce coupling? Coding example General form of pattern Undo Macros. Remote Control App. Cohesion Problem.

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239 views • 9 slides
Week 4, Day 3 Observer, continued

Week 4, Day 3 Observer, continued

Week 4, Day 3 Observer, continued. Return Quiz Coupling & Cohesion Observers Class structure for observers Sequence diagram for observers How it improves coupling How it improves cohesion Downsides Exam next week (Week 5), Tuesday. Coupling vs. Cohesion.

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204 views • 8 slides
Week 4, Day 1: Singleton(s?)

Week 4, Day 1: Singleton(s?)

Week 4, Day 1: Singleton(s?). Singleton leftover Why singletons? How to make lazy initialization work multi-threaded? Observers Why observers? Class structure for observers Lab Wednesday: Cumulative Quiz. Why Singletons?. Single interface to another program Website Database

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207 views • 5 slides
Week 8, Class 3: Model-View-Controller

Week 8, Class 3: Model-View-Controller

Week 8, Class 3: Model-View-Controller. Get ready for poll everywhere (everyone) Lab due today! Any questions? Model-View-Controller Example: Barnyard Simon for the Web Question: Where should we use the command pattern?. How to Avoid Pattern Fever.

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232 views • 5 slides
Week 10, Class 2: Patterns in Review

Week 10, Class 2: Patterns in Review

Week 10, Class 2: Patterns in Review. The Pattern Categories (from Head First) Final: Monday 8:00 - 10:00 AM - S359 2014 (Web is right!). Creational Patterns. Involve object instantiation and all provide a way to decouple a client from the objects it needs to instantiate.

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123 views • 4 slides

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