When multiple data variables are accommodated in a project, the time and spatial grids of those variables must be identical. As such, you must control the data other people enter. That’s when you need ...

If you have a long list of emails, you can evaluate whether these emails are even real or not, using the ISEMAIL function. Suppose we have a list of emails in cell range A2:A5 in a given spreadsheet.

Q: I have an Excel spreadsheet that I update weekly with our employees’ Actual Sales and Sales Goals. I manually insert a red circle to indicate those who did not reach their sales goal by more than a ...

How to force a consistent phone number format in Microsoft Excel Your email has been sent Combine an Excel custom format with data validation and remove the pressure ...

Take advantage of the FluentValidation open-source library to validate data in your ASP.NET Core application and keep your code clean, organized, and maintainable. To preserve the integrity, ...

Take advantage of data annotations to decorate your models using attribute tags so that your application’s data definition can be managed in a single place. Data annotations (available as part of the ...