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.

We show you how to merge and split cells in Table in Microsoft Word. You can choose the number of rows and columns.

See how easy it is to use the Tables and Borders toolbar to merge cells if your Word table contains too many cells in a row or too many rows in a column. Also, learn how you can change table ...