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 ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...

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 ...

You’re probably familiar with selection shortcuts in Microsoft Excel. There are several that select text, sentences, whole paragraphs, and so on, so it should come as no big surprise that shortcuts ...

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 data ...

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 ...

Microsoft now provides five different methods for creating tables: the Graphic Grid, Insert Table, Draw Table, insert a new or existing Excel Spreadsheet table, and Quick Tables, plus an option for ...