Create robust, backward-compatible Excel workbooks by leveraging the structural power of the ROWS function.

Imagine you’re tasked with analyzing two datasets—one containing a list of products and another with customer segments. How do you uncover every possible pairing to identify untapped opportunities?

Those of us over a certain age will remember using paper lookup tables for logarithms or trigonometry functions. Those who are younger will have been exposed to lookup tables in their programming ...

Microsoft Excel is arguably the greatest spreadsheet application from Redmond, and there’s a good reason so many number crunchers use it for all of their number crunching needs. While using Microsoft ...

Macros are powerful, but they don't work on the web or mobile. I’ve switched to the native REDUCE function for my complex ...