You might think you know your computer and your favorite apps, but do you really? Just one program that many people don’t use to its fullest potential is Microsoft Excel. The Complete Excel, VBA, and ...

Have you ever stared at a blank Excel spreadsheet, wondering where to begin or how to make sense of all those rows, columns, and tools? You’re not alone. For many, Excel feels like an overwhelming ...

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