How to use Excel’s PivotTable tool to turn data into meaningful information Your email has been sent Before Microsoft Excel added the PivotTable tool, you had to use summarizing functions and features ...

Much of the data that you use Excel to analyze comes in a list form. You might need to sort the data, filter it, sum it, and perhaps even chart it. Excel tables provide superior tools for working with ...

How do I do that in data.table? Find code for dozens of data tasks in this searchable cheat sheet of R data.table and Tidyverse code. Speed. Concise syntax. Backwards compatibility. But especially ...