In the duplicate world, definition means everything. That’s because a duplicate is subjective to the context of its related data. Duplicates can occur within a single column, across multiple columns ...

If you’ve got a whopper of a spreadsheet, with thousands or more of rows, you’ve got a big problem if you want to make sure the spreadsheet doesn’t contain duplicate entries. Excel simply doesn’t have ...

Duplicates in the same column are easy to find by sorting or filtering. Duplicates that span multiple columns require a bit of setup, but the solution's not difficult to implement. Finding duplicate ...

Microsoft Excel's VLookup formula permits you to search large spreadsheets for specific data, one of Excel's lookup and reference functions. You can use VLookup between sheets within an Excel workbook ...