Notes on Boolean Algebra
My cryptic notes on boolean algebra, mainly taken from my reading of The Elements of Computing Systems
Notes on Affine Transformations
A conceptual overview of 2D and affine transformations with little math as possible.
Data Visualization: Marks and Channels
Data can be organized in two main groups: categorical (or nominal) vs ordinal. Coincidentally, the ways in which the data can be represented can also be grouped in things that naturally represent order and things that naturally represent identity.
By identifying your data types, and using the proper channels to show them, you can make your data visualization clear, which is the ultimate goal.