I know that an activity diagram is: More simple; More standardized; Support concurrent flows. compared to a flow chart. But what are the possible reasons for using an activity diagram instead of ...

I want to create an Activity Diagram with PlantUML's new beta syntax. I've got the basic decision logic diagram, but I'm having trouble trying to add a merge node to merge two execution branches. I...

Is there any "switch case" in use-case specification? In the requirements: When user select "contract" in combobox, a "contract" tab appears, then user will interact with the "contract" tab. Whe...

Here is an activity diagram screenshot: Is it correct? If no, what am I doing wrong?

Is that correct way to define multiple selection? When I want to define selections like in menu?

I am having problems designing a proper UML activity diagram. I've seen similar questions and possible answers: How to present a loop in activity diagram? Even with these answers I am having dou...

I am trying to make an activity diagram with PlantUML (new beta syntax). So far I came up with (simplified): @startuml start :A; if (Q1) then (yes) :B; if (Q2) then (yes) :D; else (no) :E; ...

What is the difference between Join and Merge in Unified Modeling Language Activity Diagram. Give an example to understand more clearly.

I am really unable to understand the real difference between these 2 diagrams. I mean both of these deal is "states" but I am not sure what deals with what?

I need to know this differences in order to undestand how to use them right. Which are the differences of DFD and Activity diagram?

I'd like to represent a loop in a UML activity diagram. Here's my situation: For each folder, I check each document within that folder For each document I check its content: If it's invalid (b...

I am using PlantUML to create an Activity diagram. I want the arrow that comes out of Modify Details to go back to OP2 instead of the diamond. I have this diagram: @startuml |Swimlane1| start :OP1;...

After searching the net and a couple of old fashioned books I own, I still haven't found my answer to how to model an activity for a specific use case. I am fairly new to UML and thus activity diag...

I need to automatically construct flowcharts out of C++ code, ideally one flowchart per source file. Is there any tool (preferably C++/Python and either open-sourced or highly configurable - ...

I've got a game that I'm trying to create an activity diagram for but I run into some problems. My try so far looks like this: This shows the flow good, the GUI is created -> Player performs a...

I try to use activity diagram in Visual studio. When I add a decision node to diagram, there is no way to add text to display true or false condition. I searched in connector properties but it does...

I'm trying to model my Application with UML Activity Diagrams. I'm using JavaScript and Node.js and lots of asynchronous callbacks. Here is what I came up with: What do you think? Do you unders...

HI, I recently was reverse engineering a certain project to UML, and was stuck at a point where I could not reach a conclusion. The code is fairly simple: ... try { sj = SendingJob.Deserialize...

I want to model an activity, where there can be two several initiating events. These events has two several responsible actors. Is it allowed that a UML activity-diagram could have two initiating e...