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 ...

Have you ever found yourself tangled in a web of Excel formulas, trying to clean up messy datasets or make sense of inconsistent entries? If so, you’re not alone. Many of us have spent countless hours ...

Jeff's been involved in the IT industry since before the Internet and spent more than 20 years working in technical support, system administration, network administration, and consulting roles. He ...