We've all been there: struggling with a nested Excel formula that breaks when your data shifts, or using Flash Fill only to find it missed half the rows. I stopped relying on those fragile workarounds ...

Did you know that data analysts spend up to 80% of their time cleaning and preparing data? If you’re nodding in agreement, you’re not alone. The good news is that tools like Power Query in Excel and ...

Standard Excel tools can usually get the job done, but they often lack the resilience and flexibility needed for complex data and transformation tasks. Power Query doesn't just perform these tasks ...

Sometimes the current Microsoft Excel data structure doesn’t match requirements of other users and software. Learn how to combine columnar values into a single cell using Microsoft Excel’s Power Query ...

Q. There was a December 2020 article in the JofA about cleaning and joining data using a program called Alteryx, but we don’t have access to this program. Could you explain how to do those tasks using ...

If you need a complete list of Microsoft Excel sheet names, Power Query is fast and generates a dynamic list. When a Microsoft Excel workbook contains a lot of sheets, the sheet tab you need is often ...