Have you ever seen "NaN" appear on a badly coded website? Or been perplexed by a persistent bug, only to find out that it's some quirk with the language? The problem is partly to do with your ...

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Microsoft announced the launch of BrowserSwarm, a new open ...

Mark Michaelis walks you through the Visual Studio tooling and project setup you'll need to get the most out of your JavaScript unit testing. As I detailed in my recent article "A TypeScript Primer," ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

JavaScript has the capacity to break a whole lot of different things on a website for both users and search engines. Thus, many SEO professionals and digital marketers are distrustful of JavaScript as ...

Developers looking for quick results when testing JavaScript code could have a solution with the Wallaby.js test runner tool, a code coverage technology intended to offer nearly immediate reporting of ...