Have you ever found yourself tangled in a web of complex Excel formulas, trying to make sense of sprawling datasets with traditional functions like SUMIFS? Many of us have been there, struggling with ...

The SORT and SORTBY functions let you extract certain columns and rows from a dataset and sort them in a certain order, all while preserving the source data. Even though they work in similar ways, ...

店舗の売上データはPOSなどを介して自動的にサーバに集約される仕組みを採用していることが多いだろう。データ形式はさまざまだが、大抵はシンプルなCSVといったデータの形で交換が行われていると思う。たとえば次のようなCSVデータだ。 Microsoft ExcelでCSV ...

Have you ever stared at a chaotic spreadsheet, wondering how to make sense of the jumble of numbers, text, and inconsistent formatting? You’re not alone. Messy data is a universal frustration, whether ...