Tag: Validation

Web React
Zod + TypeScript: Schema Validation Made Easy

Learn how to use Zod, a TypeScript schema validation library that allows you to validate external data at runtime.

by Hassan Djirdeh
November 03, 2025 10 min read Share
Productivity Testing
Verification vs. Validation, or Why Your Requirements Are Always Wrong

Verifying code though automated testing ensures things are working right. Validating requirements, on the other hand, ensures you’re working on the right things. Since there’s no point in verifying the wrong requirements, here’s how to ensure that your requirements are valid.

by Peter Vogel
October 05, 2022 5 min read Share
Productivity Testing
Automated Tests for Chart Elements With OCR and Coded Steps—an Uphill Climb or a Lift Ride?

With its new OCR features, Test Studio enables the user to extract, validate and reuse content from images, logos, charts and other elements—ensuring tricky and cumbersome scenarios are covered during web test automation

by Nikolay Atanasov
October 26, 2020 5 min read Share
Productivity Testing
Optical Adventures in Test Automation—to OCR or Not to OCR

With its new OCR features, Test Studio enables the user to extract, validate and reuse content from images, logos, charts and other elements—ensuring tricky and cumbersome scenarios are covered during web test automation

by Kaloyan Kalchev
October 09, 2020 4 min read Share
Desktop WinForms
Ensuring Data Validity in Your WinForms Application Without Writing a Single Line of Code

The R2 2020 release of Telerik UI for WinForms came with a brand new validation management tool—the Telerik Validation Provider. Now you can define multiple validation rules and associate them with editors without having to write a single line of code!

by Desislava Yordanova
July 07, 2020 5 min read Share