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 ...
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 ...
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I rebuilt the same Excel report every month for 3 years — Power Query turned it into one refresh button
My work used to involve waiting for raw files, opening them one by one, copying the data, pasting it into a master sheet, fixing column names and formats, removing junk rows, combining all the ...
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