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JavaScript (JS)
 is a dynamic computer
 programming language.
It is most commonly used
 as part of web browsers,
whose implementations
 allow client-side scripts
to interact with the user, control 
the browser,
communicate asynchronously,
and alter the document content
 that is displayed.
It is also being
 used in server-side
 network
programming
 (with Node.js),
game development and the
creation of
 desktop and mobile applications.
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