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WebAssembly was initially conceived as a "JavaScript alternative for browsers" with the aim of enabling the execution of high-performance applications compiled from languages like C/C++ or Rust within web browsers. It operates alongside JavaScript, running in parallel to deliver enhanced performance. In recent times, WebAssembly has evolved into a universal runtime for cloud-native applications. I
JavaScriptには殆ど知られていませんが、環境によって5種類のコメント構文が存在します。厳密な内容は以下の仕様書をご覧いただくとして、この記事では概要を確認します。 Comments 仕様書 12.9より。これが一般的に誰でも知っているコメントです。 MultiLineComment(複数行コメント)
I discovered something absurd recently and I’m very excited to tell you about it. The end result is absurd-sql, and it’s a persistent backend for SQLite on the web. That means it doesn’t have to load the whole db into memory, and writes persist. In this post I will explain the absurdities of the web’s storage APIs (mainly IndexedDB), show how SQLite provides a 10x perf improvement, explain all the
(at least for now)… We recently got pinged on Twitter regarding a question about WebAssembly (WASM) being the future of Babylon.js. Here is our response: Our friends at Three.js had the same answer by the way :) I wanted to use this blog to get more into details about why we do not think WASM is the future of JavaScript frameworks. WASM is a target not a user facing languageWASM is meant to be a w
Update 2024-03-30: Chrome 123 から "Emulate a focused page" が追加された。 これを用いれば良いため、以降の全ての方式は古くなった。 Apply other effects: enable automatic dark theme, emulate focus, and more https://developer.chrome.com/docs/devtools/rendering/apply-effects#emulate_a_focused_page マウスが乗ってないと出ない UI も、そこに Tab などでフォーカスを移し、その状態で Dev Tools の "Emulate a focused page" を有効にすれば良い。 Intro 先日、後輩が「mouseover 中にしか表示されない DOM のデバッグ」に手こずっ
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