Building the DOM faster: speculative parsing, async, defer and preload – Mozilla Hacks - the Web developer blog
Building the DOM faster: speculative parsing, async, defer and preload In 2017, the toolbox for making sure your web page loads fast includes everything from minification and asset optimization to caching, CDNs, code splitting and tree shaking. However, you can get big performance boosts with just a few keywords and mindful code structuring, even if you’re not yet familiar with the concepts above
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TalkNote Vol.8「TalkNote × Frontrend〠-（2013å¹´6月8日開催）ã§ä½¿ç”¨ã—ãŸã‚¹ãƒ©ã‚¤ãƒ‰ã§ã™ã€‚ Webページをé…ãã—ã¦ã„るボトルãƒãƒƒã‚¯ã®1ã¤ã¯ã€ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã§ã™ã€‚ 昨今ã€ãƒ•ãƒãƒ³ãƒˆã‚¨ãƒ³ãƒ‰ã«ãŠã‘るパフォーマンスã®æœ€é©åŒ–ã¯ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã®è©±é¡Œã«ã‚·ãƒ•ãƒˆã—ã¤ã¤ã‚ã‚Šã¾ã™ã€‚ 特ã«éžåŠ›ãªãƒ‡ãƒã‚¤ã‚¹ã§ã¯ã€ãƒšãƒ¼ã‚¸ãƒãƒ¼ãƒ‰ã‚„スクリプトã®é€Ÿåº¦æ”¹å–„よりもレンダリングã¾ã‚ã‚Šã®æœ€é©åŒ–ã«æ³¨åŠ›ã—ãŸã»ã†ãŒè‰¯ã„効果を得られるケースもã‚ã‚‹ã§ã—ょã†ã€‚ å•é¡Œã«ãªã‚Šå¾—る事例を元ã«ã€ã„ãã¤ã‹ã®Tipsã‚’ã”紹介ã•ã›ã¦ã„ãŸã ãã¾ã™ã€‚Read less
リアル㪠DOM ã¯ãªãœé…ã„ã®ã‹ - steps to phantasien
ã“れ㯠VirtualDOM Advent Calendar 2014 ã«å‹æ‰‹ã«å‚åŠ ã™ã‚‹è¨˜äº‹ã§ã™ã€‚ ã‚ãŸãŸã‹ã„春ã®æ˜¼ä¸‹ãŒã‚Šã®ã“ã¨ã€ã‚るブラウザベンダã®ç¤¾å†…ã‚’ä¸ç©ãªå™‚ãŒé§†ã‘å·¡ã£ãŸã€‚ 「React.js ãªã‚‹ãƒ©ã‚¤ãƒ–ラリã€ã©ã†ã‚‚仮想 DOM ã¨ã„ã†ã‚„ã¤ã®ã›ã„ã§é€Ÿã„らã—ã„ãžã€ ã‚‚ã†ãƒªã‚¢ãƒ«ãª DOM ã¯ãŠå½¹å¾¡å…ã€ãƒ–ラウザも商売上ãŒã£ãŸã‚Šã‹ãƒ»ãƒ»ãƒ»ã€‚雇用ã«ä¸å®‰ã‚’覚ãˆã‚‹äºº(ç§)ãŒã„る一方〠ãã®ã‚¢ã‚¤ãƒ‡ã‚¢ã‚’ã¨ã‚Šã“ã‚“ã§ãƒ–ラウザ㮠DOM を速ã出æ¥ãªã„ã‹ã¨è€ƒãˆã‚‹äººãŸã¡ã‚‚ã„ãŸã€‚ 仮想 DOM ã¯ãªãœé€Ÿã„ã®ã‹ã€‚誰ã‹ã®ã¤ã¦ã‚’辿ã£ã¦ React.js ãƒãƒ¼ãƒ ã«ãŠã„ã§ã„ãŸã ãã€é€Ÿã•ã®ç§˜å¯†ã‚’テックトークã—ã¦ã‚‚らã†ã€‚ イミュータブルãªãƒ‡ãƒ¼ã‚¿æ§‹é€ ã«ã‚ˆã‚‹å˜ç´”化ã€éžåŒæœŸé©ç”¨ã«ã‚ˆã‚‹å‡¦ç†ã®ãƒãƒƒãƒåŒ–ã€å·®åˆ†ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã«ã‚ˆã‚‹å‰¯ä½œç”¨ã®æœ€å°åŒ–… ã„ãã¤ã‹ã®ã‚¢ã‚¤ãƒ‡ã‚¢ã¯ãƒ–ラウザã‹ã‚‰ã¯ã©ã†ã«ã‚‚ãªã‚‰ãªã„ãŒã€ãŸã¨ãˆã°éžåŒæœŸåŒ–ãªã‚“ã‹ã¯å½¢ã¯é•ãˆã©ãƒ–ラウザ
仮想DOMテンプレーティング概念
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
Virtual DOMã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ãŒçŸ¥ã‚ŠãŸãã¦virtual-domã®ã‚³ãƒ¼ãƒ‰ã‚’èªã‚“ã 話 - saneyuki_s log
Reactã®ç™»å ´ä»¥æ¥æ°—ã«ãªã£ã¦ã„ãŸã€Virtual DOMアプãƒãƒ¼ãƒã®å…·ä½“çš„ãªå·®åˆ†æŠ½å‡ºæ‰‹æ³•ã«ã¤ã„ã¦ã€virtual-domã‚’èªã‚“ã§ç¢ºèªã—ã¦ã¿ãŸã€‚ Reactã‚’ã„ããªã‚Šèªã‚€ã®ã¯é¢å€’ãã•ã‹ã£ãŸãƒ»ãƒŸãƒ‹ãƒžãƒ ãªå®Ÿè£…ã‹ã‚‰èªã¿ãŸã‹ã£ãŸã¨ã„ã†ã®ãŒã€ã“ã£ã¡ã‚’é¸æŠžã—ãŸç†ç”±ã€‚Reactã®ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ãŒå‚考ã«ã•ã‚Œã¦ã„ã‚‹ã‚‚ã®ã®ã€Reactã«ã¯å˜åœ¨ã™ã‚‹ç‰¹å®šã®æœ€é©åŒ–ãŒå…¥ã£ã¦ãªã„ã‹ã‚‚ã—ã‚Œãªã„ã®ã§ã€ã‚ãã¾ã§ã‚‚Reactç³»ã®Virtual DOMを実装ã™ã‚‹ã«ã¯æœ€ä½Žé™ä½•ãŒå¿…è¦ã‹ã‚’知る程度ã®ã‚‚ã®ã¨åˆ¤æ–ã—ã¦ã»ã—ã„。 virtual-domã«ã¤ã„㦠Reactã®Virtual DOM部分ã ã‘を切り出ã—ã¦å†åˆ©ç”¨å¯èƒ½ãªå½¢ã§å†å®Ÿè£…ã—ãŸãƒ©ã‚¤ãƒ–ラリ。elm-htmlã¨ã‹Mercuryã¨ã„ã£ãŸç®‡æ‰€ã§vDOMインフラã¨ã—ã¦æ—¢ã«ä½¿ã‚ã‚Œã¦ã„ã‚‹ã®ã§ã€ã¾ã£ãŸãã®è¶£å‘³ãƒ—ãƒãƒ€ã‚¯ãƒˆã¨ã„ã†è¨³ã§ã‚‚ãªããªã£ã¦ã„る。 README.mdä¸ã§ã®è§¦ã‚Œã‚‰ã‚Œã¦ã„る通りã€Vir
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DOM Based Content Extraction via Text Densityã®bindingを書ã„ãŸã‚ˆ - y_tagã®æ—¥è¨˜
SIGIR 2011ã®DOM Based Content Extraction via Text DensityãŒã€ã‚·ãƒ³ãƒ—ルãªã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ãªãŒã‚‰è‰¯ã•ãã†ãªçµæžœã‚’示ã—ã¦ã„ãŸã®ã§ã€è‘—者ã®ã‚³ãƒ¼ãƒ‰ã‚’改変ã—ã¦SWIGã§Perlã¨Pythonã®bindingを作ã£ãŸã€‚ 下手ãªè‹±æ–‡ãƒ¡ãƒ¼ãƒ«ã«ã‚‚é–¢ã‚らãšã€ã‚³ãƒ¼ãƒ‰ã®åˆ©ç”¨ã‚’å¿«ãèªã‚ã¦ä¸‹ã•ã£ãŸFei Sunã•ã‚“ã€ã‚ã‚ŠãŒã¨ã†ã”ã–ã„ã¾ã™ï¼ cpp-ContentExtractionViaTextDensity - GitHub ã“ã‚Œã¯ä½•ã‚’ã™ã‚‹ã‚‚ã®ã‹ã¨ã„ã†ã¨ã€ã‚¿ã‚¤ãƒˆãƒ«ã©ãŠã‚Šã€DOMツリー上ã§Text Densityã¨ã„ã†æŒ‡æ¨™ã‚’用ã„ã¦ã‚¦ã‚§ãƒ–ページã®æœ¬æ–‡æŠ½å‡ºã‚’è¡Œã†ã‚‚ã®ã€‚機械å¦ç¿’ã¨ã‹ã§ã¯ãªãã€å˜ç´”ã«æ±ºã‚られãŸæ–¹æ³•ã§è¨ˆç®—ã•ã‚ŒãŸText Densityを用ã„ã‚‹ã ã‘ã®ã‚·ãƒ³ãƒ—ルãªã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã§ã‚る。 Text Densityã¯DOMノードã”ã¨ã«è¨ˆç®—ã•ã‚Œã€ã‚·ãƒ³ãƒ—ルã«ãƒ†ã‚ストã®æ–‡å—æ•°ã‚’ã‚¿
LucidJS by RobertWHurst
NOTE: This is release marks a very large change to LucidJS, becoming fully prototypal, aswell as matching node's EventEmitter api. Don't worry, all of the functionallity of the 2.x.x releases can be found in this release aswell. The benifits of this release is that the emitter can now be inherited from, and you can use it in projects that currently use node's emitter by simply changing your requir
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追記：ベンãƒãƒžãƒ¼ã‚¯ã‚’コメントを元ã«ä¿®æ£ æ–‡å—列ã‹ã‚‰è¦ç´ を作りãŸã„å ´åˆã€ var temp = document.createElement('div'); temp.innerHTML = '<span>foo bar fizz buzz!</span>'; ã¨ã‚„ã‚‹ã“ã¨ãŒå¤šã„。 ã ãŒã€ä¸è¦ãªdivè¦ç´ ãŒã§ãã¦æ°—æŒã¡æ‚ªã„ã—ã€foræ–‡ã§childNodesã‚’ã²ã¨ã¤ãšã¤å‡¦ç†ã™ã‚‹å¿…è¦ãŒã‚ã£ã¦ã€ä¸ä¾¿ã€‚ divã®ä¸ã«headè¦ç´ を入れるã“ã¨ã¯ã§ããªã„ã®ã§ã€innerHTML=''ã¨ã—ã¦ã‚‚ã€è¦ç´ ã¯ä½œã‚‰ã‚Œãªã„。 Rangeã®createContxtualFragmentを使ã†ã¨ã€ã“ã†ã„ã£ãŸå•é¡Œã‚’é¿ã‘ã‚‹ã“ã¨ãŒã§ãる。 例ãˆã°ã€ä¸Šã®ã‚³ãƒ¼ãƒ‰ã‚’createContextualFragmentを使ã£ã¦æ›¸ãç›´ã™ã¨ã€ var range = document.createRange(); range.createCon
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