The ggplot2 data visualization R package is extremely powerful and flexible. However, it’s not always easy to remember how to do every task – especially if you’re not a frequent user. How do you ...

See how easy it is to create interactive web graphs from ggplot2 visualizations with the ggiraph R package. You can even link graphs so that clicking one dataviz affects the display of another. Static ...

Harvard University is providing seven free online courses in data science, each running for eight to nine weeks and requiring ...

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 ...