How-To Geek on MSN

Excel's UNIQUE function can't skip columns—unless you use this trick

Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.
How-To Geek on MSN

90% of Excel spreadsheets contain errors: Here’s how to fix yours

A common source of errors in Excel is "the gap"—a situation where you add new data to the bottom of a list, but your formulas ...

5 Power Query Custom Column Tips That Save Time : Master Nulls, Errors & Types

See how try and otherwise protect custom column math from type errors in Power Query, saving time and keeping your refresh ...