For years, pivot tables have been my go-to for almost every data summary task in Excel. Over time, I got pretty good at them, field lists, value settings, the whole ritual, but they never quite felt ...

Use the RANDARRAY() dynamic array function to return random names or other text in Microsoft Excel. The recent article How to generate random letters in Excel shows you how to generate random letters.

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 ...

Q. Are there any alternatives to traditional PivotTables in Excel? A. The first thing that comes to mind is the function GROUPBY. The primary purpose of GROUPBY is to make data analysis easier by ...

At one point, Pivot Tables were the greatest feature in Excel, but as with most tools and tricks, that’s no longer the case. Instead of setting up a Pivot Table, adjusting the layout, and refreshing ...

While using Microsoft Excel for data analysis, you may sometimes need to search for and retrieve specific values. In such cases, Excel's LOOKUP function can be extremely useful. It allows you to ...

Make your R data.table code more efficient and elegant with these special symbols and operators. Plus, learn about the new fcase() function R data.table code becomes more efficient — and elegant — ...

Appending records from different data sets into a single list or data range can be tedious if you’re doing it manually. Instead, use Microsoft Excel’s VSTACK() function. Have you ever received data ...

I am trying to use an SAP ABAP table maintenance generator on a Z table. It's asking for an authorization group and a function group. What function group do I need to use here and how do I create it?