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Sidebar - Skyscraper and Firefox
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SCJD Study Notes - Application Design
| A semi-formal description of what a user wants from a system and how they expect to interact with the system to bring about a specific result. Generally people; however, a user can also be another system or another piece of the same system. Sometimes referred to as scenarios.
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| Class-Responsibility-Collaboration cards. Martin Fowler calls it "One of the most valuable techniques for learning OO" (UML Distilled p9)
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| Two flavours: sequence and collaboration. Useful when trying to capture the behaviour of several objects within a single use case. Martin Fowler recommends using State diagrams to model the behaviour of one object across multiple use cases. (UML Distilled p78)
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| Classes describe objects in the domain and the static relationships that exist between them. Detail the class data (attributes) and operations (behaviour).
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| Patterns are example models of processes that crop up repeatedly in software development. For example, developers are often faced with problems that require moving through a list or collection. The Iterator pattern describes a standard technique for handling iterations.
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On-line Analysis and Design Tutorials/Lectures
Free Modeling Software
- DOME free modeling software from Honeywell.
- mUml from MountField Computers free for non-commercial use. Written entirely in Java using Swing GUI. Capabilities allow you to draw all 9 UML diagrams in colour. Diagrams can be saved as JPEGs or saved as HTML pages.
- If you have Visio v4, v5 or Visio 2000 you can download a free Visio Stencil and Template for UML courtesy of Navision and Paul Hruby.
- ArgoUML free case tool; part of the Tigris.org open-source platform.
- If you're using Linux or Sun Solaris, you can download a free copy of JVision for non-commercial use. (Sorry, if you're using Windows it will cost you.)
Miscellaneous
- UML Reference Card Allen Holub has put together a great page with annotated UML diagrams.
- UML Dictionary put together by Kendall Scott, author of The Unified Modeling Language User Guide and four UML/OOP related books.
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