Click to learn more about author Steve Miller. Yesterday was a pretty fast-paced day for me in New York. In the morning I took a walk from my midtown hotel to the Koch Queensboro Bridge (Simon and Garfunkel fans will know it as the 59th St Bridge) where I ducked speedy bicyclists crossing over and […]
Identifying and Deleting “Empty” Columns in R data.frames
Click here to learn more about Steve Miller. Toward the end of last month’s blog on SAS, R, Python, and WPS, I mentioned a current project challenge of identifying and eliminating “mostly” null columns from wide SAS data sets. As the team discovered, such columns can impose a significant drag on performance. My take is that while […]