These cuts to physics research will be a disaster for UK scientists – and for our standing in the world | Jon Butterworth

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一项针对超过8000块电动汽车电池的研究得出结论:大多数电池的使用寿命已经超过了它们所搭载的车辆本身。这一发现极大地缓解了长期以来围绕电池耐用性的普遍担忧。

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Shadow DOM is a web component feature that lets you attach an isolated DOM subtree to any HTML element, hidden from the main document’s standard queries. A querySelector('audio') on the main document cannot see inside a Shadow Root unless you specifically traverse into it. If fermaw’s player was mounted inside a Shadow Root, basic DOM searches would come up empty.

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Tech Paradox

This is a well-known browser security technique. In JavaScript, calling .toString() on a native browser function returns "function appendBuffer() { [native code] }". Calling it on a JavaScript function returns the actual source code. So if your appendBuffer has been monkey-patched, .toString() will betray you; it’ll return the attacker’s JavaScript source instead of the expected native code string.