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

PivotTables are still easier to create for anyone who prefers not to use formulas, and they excel at automatically grouping dates or handling large external datasets from sources like SQL Server or ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...