Bun.SQL now supports MySQL and SQLite, alongside PostgreSQL. Native YAML support. 500x faster postMessage(string). Bun.build() compile API, with...
about jsfxr Jsfxr is an online 8 bit sound maker and sfx generator. All you need to make retro sound effects with jsfxr is a web browser. It's a JavaScript port of the original sfxr by DrPetter. You can also use it as a JavaScript library for playing and rendering sfxr sound effects in your games. (Port of sfxr by DrPetter) ¢ 2011 Eric Fredricksen With contributions from Chris McCormick (Source co
% \f is defined as #1f(#2) using the macro \f\relax{x} = \int_{-\infty}^\infty \f\hat\xi\,e^{2 \pi i \xi x} \,d\xi f(x)=∫−∞∞f^(ξ) e2πiξx dξ% \f is defined as #1f(#2) using the macro \f\relax{x} = \int_{-\infty}^\infty \f\hat\xi\,e^{2 \pi i \xi x} \,d\xif(x)=∫−∞∞f^(ξ)e2πiξxdξ Fast: KaTeX renders its math synchronously and doesn’t need to reflow the page. Print quality: KaTeX’s layout is based on
Draggable JS – JavaScript drag and drop library
BasicsDraggable is a modular drag & drop library, allowing you to start small and build up with the features you need. At its most basic, Draggable gives you drag & drop functionality, fast DOM reordering, accessible markup, and a bundle of events to grab on to. SwappableThe classic switcheroo. Drag one element over another and watch them trade places in the DOM. The ideal functionality for when l
Vanilla JavaScript for building powerful web applications jQuery is one of the great libraries that helped us overcome JavaScript browser issues when IE 6 and 7 were still around. Today, it may be a good choice to drop jQuery and its cousins, because modern browsers are pretty easy to deal with on their own. Using plain JavaScript will make your applications load and react blazingly fast. Why choo
Svelte is a UI framework that uses a compiler to let you write breathtakingly concise components that do minimal work in the browser, using languages you already know — HTML, CSS and JavaScript. It’s a love letter to web development. But don’t take our word for it. Developers consistently rank Svelte as the framework they’re most excited about using.
Intro textarea などに入力された文字数を、JS で数えたい場合がある。 ここで .length を数えるだけではダメな理由は、文字コードや JS の内部表現の話を理解する必要がある。 多言語や絵文字対応なども踏まえた上で、どう処理するべきなのか。 それ自体は枯れた話題ではあるが、近年 ECMAScript に追加された機能などを交えて解説する。 なお、文字コードの仕組みを詳解すること自体が目的では無いため、BOM, UCS-2, Endian, 歴史的経緯など、この手の話題につき物な話の一部は省くこととする。 1 文字とは何か Unicode は全ての文字に ID を振ることを目的としている。 例えば 😭 (loudly crying face) なら 0x1F62D だ。 1 つの文字に 1 つの ID が割り当てられているのだから、文字の数を数える場合は、この ID の
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