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 lookups are perfectionists that fail on typos or extra spaces. While you could hack a solution using nested XLOOKUP, TRIM, and LOWER functions, it's brittle and hard to maintain. Power ...

Learn to fix Power Query date format errors and missing columns efficiently using the new culture record argument in ...

Microsoft today announced that it is expanding Excel data types to allow for Power BI tables and custom, user-defined databases using Power Query to be transformed into linked data types. Microsoft ...

In Microsoft Excel, you don’t need an expression to calculate someone’s age – use Power Query to simplify the process. Calculating age requires a bit of specialized knowledge. Any expression you use ...

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 ...

Recent coverage highlights how Microsoft Excel’s AI features, Office Scripts, and Power Query are transforming data cleaning, analysis, and automation. These tools replace fragile formulas and ...

is a senior correspondent and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Microsoft is overhauling Excel with the ability to support custom live data ...