Microsoft Excel's form controls can turn the Boolean options of a true-false choice into a clickable data-entry option. If you create spreadsheets to record business information about sales, personnel ...

The article, How to highlight unique values in Excel, shows two easy ways to apply conditional formatting to unique values or the row that contains a unique value. In this article, we’ll do the same ...

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 ...