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 ...

Null values can be a significant hurdle in data transformation, particularly when dealing with financial data. While Power Query provides various methods to tackle these null values, the coalesce ...

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 ...

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 ...

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 ...

A new Excel optimization guide outlines practical steps to improve workbook performance by targeting common calculation and data structure bottlenecks. Tips include replacing volatile formulas, ...

The January 2017 JofA article “Data Mining Your General Ledger With Excel” presents a step-by-step, formula-based approach to extracting general ledger data and then scrubbing them so that they can be ...

Microsoft has restarted its monthly feature round-up, detailing how Excel changed during January 2026 across Windows, Mac, and the web. The headline upgrade is Agent ...