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1answer
57 views

How to Show Object Multiplicity

I am creating a visual programming language. In this language objects are represented as rectangles, like this: I thought that the best way to represent that an object is actually a collection of ...
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2answers
107 views

How to mark cells in a spreadsheet that are meant to be edited?

I just put together a spreadsheet to demonstrate how some calculations work. Three of the cells act as inputs. The values in those cells kick off a cascade of calculations in other cells containing ...