Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

Have you ever carefully crafted a formula in Excel, only to watch it unravel into chaos the moment you copy it across columns? It’s a maddening quirk of Excel tables—structured references that seem to ...

Some of Excel’s most powerful modern features simply do not work inside tables. Dynamic array formulas, often called spill ...

Another example: If you have cells named SubTotal and Tax, and type a formula =subtotal*tax Excel converts that to =SubTotal*Tax automatically. Because of this and because Excel puts functions in all ...