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The @ symbol can also appear in regular formulas outside of tables when Excel thinks you're trying to reference a single value from a range. If you see it pop up unexpectedly, it usually means Excel ...

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Fix Excel formulas that won’t spill! Learn how to troubleshoot #VALUE errors caused by Analysis ToolPak functions and improve your workflow.

Power has always flowed from control of the world’s essential resources. Once it was steel, then oil, then data. Today, it is compute, and whoever controls it will shape the century ahead. Compute is ...