“myfile2.csv.gz”) There is a lot more to learn about data.table! For some data.table basics, check out my five-minute introductory video: Finally, the data.table website has lots more ...

See how to join two data sets by one or more common columns using base R’s merge function, dplyr join functions, and the speedy data.table package. R has a number of quick, elegant ways to join ...

Filters organize and prepare data for Excel... How to Write a Data Table to a CSV File How to Write a Data Table to a CSV File. The Comma-Separated Values file format is a... How to Track ...