Strong data quality checks reduce bias, drift and inconsistencies that can distort analytics and AI outcomes before datasets ...

Testing applications is a maturing discipline with tools that help quality assurance teams develop and automate functional tests, run load and performance tests, perform static code analysis, wrap ...

Take advantage of automatic model state validation in ASP.Net Core to avoid tedious manual coding for HTML form validation When we create applications that accept data from users, we must validate ...

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 ...

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.

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's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...