Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...

Sometimes you need to scan some files for a piece of data like a string, phrase or some number, and one of those files just happens to be an Excel spreadsheet. You could open up the file, launch the ...

Filters organize and prepare data for Excel reports and visualizations by selecting only relevant data for display. If you are working with a filter in an Excel worksheet, you can extend the range of ...

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 ...

Q. How do the TRIMRANGE function and trim references in Excel work? A. Excel’s TRIMRANGE function and trim references help users quickly tidy up datasets. This makes for a cleaner, easier-to-follow, ...