You'd think that PivotTables are the easiest and least stressful way to summarize data in Excel. For a long time, I believed that, too. That changed once I got comfortable enough using GROUPBY and ...

Microsoft Excel has been the premier spreadsheet software for decades, since outdoing the once venerable Lotus 1-2-3, the first killer app for PCs in the 1980s. And Excel's dominance has yet to be ...

Diarmuid took the Excel World Championship belt from three time winner Andrew Ngai Irishman Diarmuid Early emerged onto the HyperX arena in Las Vegas under the bright lights, dramatic music, and ...