A color-coded calendar can be a quick and easy way to see whether you’re achieving a daily goal. Did you meet a daily business metric like sales or social-media posts? Or, how are you doing with ...

The table below shows my favorite go-to R packages for data import, wrangling, visualization and analysis — plus a few miscellaneous tasks tossed in. The package names in the table are clickable if ...

R syntax can seem a bit quirky, especially if your frame of reference is, well, pretty much any other programming language. Here are some unusual traits of the language you may find useful to ...