How to Combine Columns in Excel Without Losing Data. If you just want to merge two empty columns in Excel, that's easy enough ...

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.

In December 2019 my InfoWorld colleague Sharon Machlis wrote an article called “How to merge data in R using R merge, dplyr, or data.table.”Sharon is a whiz at R programming, and analytics in ...