One way businesses can save time and money is using Excel spreadsheets as data tables in which to store customer information, inventory details or other important data. Excel has several features that ...

Excel’s data validation feature offers an efficient way to perform a variety of tasks. This collection of techniques demonstrates several handy ways to put data validation to work. From the ebook: ...

If you see the error “This value doesn’t match the data validation restrictions defined for this cell” when entering a value in an Excel cell, the solutions ...

Follow the steps below to create a drop-down list using data validation in Excel. If you want to add a message pop up, you can click the Input Message tab and check the checkbox for “Show input ...

Excel offers no such constraint. If someone is determined to enter bad data, they can simply paste values over a validated ...

How to populate a dropdown with data from another sheet in Excel Your email has been sent If your list and dropdown are on different pages, you’ll need to know this ...

I began writing this series of blogs on Excel for Microcontroller Central. When it was shut down, Brad Albing (then editor of Planet Analog) agreed to copy the existing database across as a base for ...

A potentially unexpected behaviour of DataValidations in Epplus is that assignment of values in ExcelFormula will be read into Formula.Value if the file is read again. However since "1" is a valid ...