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How deep is enough to represent an algorithm in UML sequence diagram?

I have three simple classes. LoginController, UsersCatalog and User. UsersCatalog has an array of User. I have to represent a simple process of login. LoginController has a method login(username, ...
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2answers
97 views

How to handle long method names in sequence diagram?

I have a C# application that is developed with VS 2010 pro. The ultimate version would have a sequence diagram feature. Since I will "create" my sequence diagram manually, how do I deal with quite ...
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1answer
36 views

Compatibility between Class Diagram and Sequence Diagram

Do the message being passed between objects in Sequence Diagram match with the methods in Class Diagram?
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1answer
221 views

Should JavaScript and PHP objects be treated as different objects in an interaction diagram?

I'm drawing a communication diagram for an application where you can buy books. I'm using domain-driven design and have a 'shop' object, a 'cart' object, and a 'book' object. My first communication ...
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1answer
96 views

How to depict Import a file action in the Sequence diagram

Everyone says sequence diagrams are so easy but I just cannot figure this out. Basically user clicks on an 'Import from temp folder' button, the program opens a window with a list populated with ...
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1answer
945 views

What UML diagram should I use to show a platform's architecture?

I have been learning UML and have a basic understanding now, but I keep seeing these sort of high level architecture diagrams. Here's one from Microsoft: Source: A bad picture is worth a thousand ...
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3answers
2k views

How to learn to draw UML sequence diagrams [closed]

How can I learn to draw UML sequence diagrams. Even though I don't use UML much I find that type of diagrams to be quite expressive and want to learn how to draw them. I don't plan to use them to ...
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1answer
864 views

Is my sequence diagram correct?

NOTE: I am self studying UML so I have nobody to verify my diagrams and hence I am posting here, so please bear with me. This is the problem I got from some PDF available on Google that simply had the ...
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1answer
340 views

Showing user and userinterface interaction on a sequence diagram

I need to draw a sequence diagram and I am not sure exactly if it is correct to show interaction between user and user interface in this diagram. For example I want to make a panel visible or ...
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3answers
3k views

How to visualize timer functionality in sequence diagram?

I am developing software for communication with external device through serial port. To better understand the new functionality I am trying to display it in sequence diagram. Flow of events is as ...
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2answers
200 views

Should Sequence Diagrams be Specific or Abstract?

I'm creating a sequence diagram for a simple program I'm working on for work. The diagram I'm currently working on is very high level - it defines the interface with lots of alt paths, but does not ...
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4answers
1k views

Web pages in UML sequence diagrams?

In my current project, we have an ongoing discussion about whether or not it's a good idea to include an artifact representing a web page in an UML sequence diagram for a web application, making ...
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4answers
17k views

How to include conditions in UML sequence diagrams?

I like to draw a UML sequence diagram to display the sequence of actions and interactions of different parts of my system (I think they called actors). However, I need to include if then else ...