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The University of Manitoba Libraries ( UML) is the academic library system for the University of Manitoba. UML is made up of over a dozen libraries across two campuses—the main campus (Fort Garry) and the urban, health sciences campus (Bannatyne)—as well as one virtual library, the Winnipeg Regional Health Authority Virtual Library. [2]
UML logo. The unified modeling language (UML) is a general-purpose visual modeling language that is intended to provide a standard way to visualize the design of a system.. UML provides a standard notation for many types of diagrams which can be roughly divided into three main groups: behavior diagrams, interaction diagrams, and structure diagrams.
A sample UML class and sequence diagram for the Facade design pattern. In this UML class diagram , the Client class doesn't access the subsystem classes directly. Instead, the Client works through a Facade class that implements a simple interface in terms of (by delegating to) the subsystem classes ( Class1 , Class2 , and Class3 ).
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See also the UML class and sequence diagram below. Definition. The Gang of Four defines the Visitor as: Represent[ing] an operation to be performed on elements of an object structure. Visitor lets you define a new operation without changing the classes of the elements on which it operates.
Command pattern. In object-oriented programming, the command pattern is a behavioral design pattern in which an object is used to encapsulate all information needed to perform an action or trigger an event at a later time. This information includes the method name, the object that owns the method and values for the method parameters.
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Blackboard Learn (previously the Blackboard Learning Management System) is a web-based virtual learning environment and learning management system developed by Blackboard Inc. The software features course management, customizable open architecture, and scalable design that allows integration with student information systems and authentication ...