What are source maps, and how can you use source maps to debug your JavaScript applications?

Fettblog is a blog by Stefan Judis, offering articles, tutorials, and insights on web development, JavaScript, and performance optimization. Developers can learn about web development best practices, modern JavaScript features, and web performance optimization techniques to create fast and accessible web experiences.

DZone

Source maps offer a way to map code within a compressed JavaScript file back to the original position in a source file. These are a useful, quick, and straightforward way to figure out how to debug a browser as well as easily read compiled scripts. The developer tools for both Chrome and Firefox have built in support for source maps making it easier to trace the compressed files and debug any errors. If you are using Google Chrome, you can easily see the available source maps.

What Are Source Maps and How to Properly Use Them