A few months ago Mozilla released its WebIDE project to make the browser a complete environment not just for consuming Web apps but for developing and deploying them as well. At the time, though, ...

Mozilla began migrating Firebug features to the built-in Firefox debugging tools in 2016. Core Firefox developer tools include a page inspector, web console, JavaScript debugger, and network monitor.

Perhaps the biggest change in Firefox 15 is that it ships with a debugger that developers can use to find issues with their JavaScript code. The debugger is available via the Web Developer menu.

Whether you're a Web designer or a JavaScript programmer, Firebug provides invaluable tools for debugging websites.

There’s also a new JavaScript Debugger that developers can use over a local network to remotely debug apps running on Firefox for Android, for example.

Hi:We have a page right now which works fine in Firefox, but something is going wrong in IE7. The issue is surrounding a flash movie which is written into the DOM using JQuery. Something is going ...