Use MAP and LAMBDA to build centralized, error-proof, and auto-spilling Excel spreadsheet systems.

If you use Microsoft Excel, you probably know the popular spreadsheet tool automatically numbers each row in a spreadsheet outside the columns of the sheet itself. But often you want to have a column ...

Have you ever found yourself endlessly dragging formulas across rows or columns in Excel, only to realize there’s got to be a better way? Maybe you’ve spent hours creating helper columns or ...