Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Excel's UNIQUE function is the modern, non-destructive answer to the mailing list problem. Instead of deleting rows from your ...

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

With the functions I'll discuss here, you can make data cleanup much easier in Excel. They allow you to extract, style, split, and join text to get what you need without wasting hours doing it ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, researcher, and ...

Excellence in business comes in many forms. For some companies, it’s a creative use of artificial intelligence to drive growth. For others, it’s a viral marketing campaign or a game-changing invention ...

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