Stop losing your manual Excel edits during data updates with this guide to preserving custom columns in Power Query.

Have you ever wished your Excel formulas could think like reusable building blocks instead of static, one-off instructions? Imagine creating a single formula that adapts dynamically to your data, ...

Instead of tedious hands-on repairs, Excel lets you quickly clean, reshape, and combine CSV files through repeatable Power ...

Excelはビジネスに必須のアプリであり、詳しくなればなるほど便利で快適なツールとして活用できるようになる。しかし、どんなにExcelスキルを磨いても、状況によっては「面倒で単調な作業」を強いられてしまうケースがある。 このような場合にぜひ覚え ...

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 ...

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 ...

Learn how to use Excel Power Query’s extract and split column features to extract delimited strings into their components with this step-by-step tutorial. You might receive foreign data in the form of ...

Microsoft Power Query requires less specialized knowledge when trying to find duplicate records in a Microsoft Excel sheet. There are several ways to find duplicates in a Microsoft Excel sheet. You ...