How-To Geek on MSN

I love Excel's PIVOTBY function—but this one feature keeps me using PivotTables

PIVOTBY is great for analysis, but PivotTables still have the edge when formatting needs to adapt to data changes.
note

90% of Excel Pivot Table Date Grouping Failures Are Caused by Text-Formatted Dates: 3 Steps to Eliminate 6 Reworks a Month

Doesn't your stomach tighten the moment you see this error? In 2019, when I was in charge of monthly reporting for about 12,000 rows of sales data at a manufacturing ...
note

I tried out Claude for Excel, and the key was 'how to ask'

"AI will directly operate Excel"—when you hear that, it might sound a bit exaggerated, and you might feel it's too early for you. But when I actually tried it, it was much more accessible than I ...
GitHub

xlsx-win: resource-safe 500k–1m-row Table replacement and linked-Pivot transaction #84

Open the intermediate file in a fresh contained Excel process. Native Excel performs the one row-only ListObject.Resize, deterministic calculated- column fill, full recalculation, one refresh per ...