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JavaScript is a versatile, high-level programming language. It is the programming language in all browsers.and can be used for back-end programming with node.js. Use this tag for questions regarding vanilla JavaScript; optionally tagged with an ECMAScript version. If you are using a preprocessor such as TypeScript please tag with that too.

3 votes
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Equal heights in pure JS

It is common in javascript to not use for loops and instead use the functional-style .forEach (.each in jQuery) The return type of getElementsByClassName is not Array (it is an array like object), but … In this case there might not seem to be a compelling reason why it's better but it's certainly the conventional way to code in javascript. …
Blake Walsh's user avatar
2 votes
Accepted

Custom marquee consumes a lot of CPU power

Profiling in Opera suggests that it is mainly the time taken to draw the text which is consuming CPU (I do this in Opera simply because Opera is the only browser I know of that has a comprehensive pro …
Blake Walsh's user avatar