A new campaign dubbed 'GhostPoster' is hiding JavaScript code in the image logo of malicious Firefox extensions with more than 50,000 downloads, to monitor browser activity and plant a backdoor. The ...

When pausing at a let declaration that shadows an outer let inside a nested block, the Rhino JavaScript Debugger does not display any of the block‑scoped variables that should be in scope.

A recent ruling from Germany’s Federal Supreme Court (BGH) has revived a legal battle over whether browser-based ad blockers infringe copyright, raising fears about a potential ban of the tools in the ...

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Mozilla, the nonprofit that develops the Firefox web browser, has been hit with a complaint by European Union privacy rights group noyb, which accuses it of violating the bloc’s General Data ...

Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language. JSX is a way to write HTML inside of JavaScript, ...

Trying to keep competitive when running Web-based software, Mozilla is working to speed up its engine for running JavaScript software. Expect it in early 2013. Stephen Shankland worked at CNET from ...

We may soon see entirely new iPhone browsers available, as both Google and Mozilla anticipate the end of Apple’s insistence that all iOS browsers use the same WebKit engine as Safari. This will enable ...

Mozilla today released its annual “State of Mozilla” report and for the most part, the news here is positive. Mozilla Corporation, the for-profit side of the overall Mozilla organization, generated ...