Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.

PIVOTBY is great for analysis, but PivotTables still have the edge when formatting needs to adapt to data changes.

One weekend, Josh Leong was stuck at home during a “low point in video games.” He may have just cleaned or caught up on Netflix, but Leong was a designer at Microsoft working on apps like Excel, Word, ...

Three out of five stars. Are you sick of writing (and losing) lists? The free app, Grid, may solve your problem. The app available for iPhone (and iPad) allows users to plan their next trip, big event ...