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Simple Pie Chart in React
January 2nd, 2019
Oh boy, it's been over a year since I last posted. Too much learning, and trying to keep my he[...]
Area Charts in Iceberg Charts
March 11th, 2018
It is now possible to create area charts in Iceberg Charts that look something like this : Th[...]
Mandelbrot Set in Java
March 12th, 2017
Mandelbrot Set in Java with Iceberg Charts The Mandelbrot Set is one of the most famous images in a[...]
The Problem with Extjs these days
February 7th, 2017
I really like Extjs. But I have found myself struggling with Extjs in recent times and questioning t[...]
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Tag Archives: uml
UML Fundamentals Exam. A few tips on passing..
I just recently passed the OMG UML fundamentals exam with 81%. Here are some tips : Make sure you can decipher a sequence diagram with asynchronous messages that cross over each other (ie. are not parallel to each other). A … Continue reading
UML Tip: XOR in UML
Reading through the UML specifications I came across the XOR constraint (a UML predefined constraint). Thinking this would make a nice UML Tip nugget, I tried to dig deeper into this obscure little creature. Lets have a look at four … Continue reading
Why Implements is ‘Evil’
I stumbled across this really old article titled ‘Why Extends Is Evil’ by Allen Holub. A solid bunch of OO practitioners out there seem to think along the lines of what this article is stating, namely, that using ‘extends’ is … Continue reading
Posted in Uncategorized
Tagged anti pattern, class diagram, extends, implements, relationship, uml
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UML Tip : Showing Multiplicity in a Class
Sometimes UML diagrams get too big. You want to show all the important relationships, but everything is starting to look like a big mess. In UML it is possible to represent multiplicity in a class. Say I have a Patient, … Continue reading