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 ...

How to use UNIQUE() to populate a dropdown in Microsoft Excel Your email has been sent Populating a dropdown with a dynamic list is easy thanks to Microsoft Excel’s UNIQUE() dynamic array function.

Have you ever wondered how to bring fairness to the classroom using "data validation" and "data quality assurance"? We've developed an exciting toolset, built on the foundation of the Peer Review ...

When working with applications in ASP.NET Core 6 you will often want to validate your models to ensure that the data they contain conform to the pre-defined validation rules. Enter model validation.

Microsoft Excel's CHOOSECOLS and CHOOSEROWS functions are a game-changer if you want to quickly extract specific columns or rows from your data without nesting several functions in your formula.