Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.

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 ...

Have you ever stared at a tangled web of Excel formulas, wondering if there’s a better way? For many, Excel is a daily companion, a tool we rely on to organize data, crunch numbers, and make decisions ...

Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Learn how to easily hide and unhide columns, including the tricky column A, in Excel with this step-by-step guide. Hiding a column tucks data out of sight without interfering with its purpose. You ...