Use Power Query's M language to quickly fix names, remove hidden characters, extract numbers, and merge columns.

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 ...

Have you ever stared at a massive dataset, only to realize it’s riddled with empty columns that serve no purpose? It’s a frustrating scenario—one that wastes time, clutters your workflow, and makes ...

Have you ever been overwhelmed by a messy dataset in Excel, unsure of where to start with cleaning it up? You’re not alone. Data cleaning can be one of the most tedious and time-consuming tasks for ...