Writing code to validate Web-form input can be even more of a chore than implementing form-processing logic. But help is at hand, thanks to the Struts 2 framework. Oleg Mikheev looks under the hood of ...

Have you ever been overwhelmed by messy spreadsheets or struggled to collect data in an organized way? Imagine a scenario where instead of juggling multiple tabs and rows, you could guide users ...

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 ...