There are two activities which, when taken in combination, have occupied the vast majority of my working hours for the past 20 years: writing computer programs and writing...well, just writing. During my college years I completed my degree with a double-major: Computer Science and English. (My English degree has a
On his SAS and R blog, Ken K. recently posted an example of a visualization technique called "small multiples". In this exercise, Ken shows the programming technique for replicating a particular series of pie charts in R as well as in SAS. It's a useful exercise to learn from, but
When I was a teenager in the 1980s I purchased my first computer: a TI-99/4A. (Wow, TI's version numbers are more confusing than ours!) I had several friends who had other brands of computers, including the TRS-80 (affectionately known as the "trash 80") and the Commodore 64. Despite our divisions
