9 Principles for Doing Node.js Right in Enterprise Environments
The Nine Node Pillars
9 Principles for Doing Node.js Right in Enterprise Environments
Node.jsã®ãƒ‘フォーマンスãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®tips - 技術探ã—
--inspect, --inspect-brk --trace-opt, --trace-deopt --prof --trace-events-enabled --trace-gc node-report Performance Timing API 優ã—ã„コードã®æ›¸ã方㸠v8::SnapshotCreator ã•ã„ã”ã« Node9ãŒ10/31ã«å‡ºã¾ã—ãŸðŸŽ‰ðŸŽ‰ðŸŽ‰ Node v9.0.0 (Current) | Node.js 今回ã¯Nodeå˜ä½“ã®è©±ãªã®ã§ã€Expressã€Nginxç‰ã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã«é–¢ã—ã¦ã¯ã‚³ã‚³ã«ã¯æ›¸ãã¾ã›ã‚“。 ã¾ãŸã€libuvç‰ã®ã‚³ãƒ¼ãƒ‰å†…部ã®è©±ã‚‚ã—ã¾ã›ã‚“。 --inspect, --inspect-brk ã‚‚ã¨ã‚‚ã¨ã‚ã£ãŸã€--debugã‹ã‚‰ç§»è¡Œã•ã‚Œã¾ã—ãŸã€‚(v8.0.0 ~) Chromeを使ã„デãƒãƒƒã‚°ã€ãƒ—ãƒãƒ•ã‚¡ã‚¤ãƒªãƒ³ã‚°ç‰ã‚’使ãˆã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ ブラウザã§ä½¿ãˆ
Node.jsã§UNIX-likeã«ãƒ‘ã‚¤ãƒ—å‡¦ç† - Okiraku Programming
巨大ãªãƒ†ã‚ストデータを標準入力(pipeç‰)ã‹ã‚‰å—ã‘å–ã‚Šã€1è¡Œãšã¤ä½•ã‹å‡¦ç†ã‚’ã—ã¦ã€çµæžœã‚’標準出力(ã“れもpipeç‰)ã«æ›¸ãプãƒã‚°ãƒ©ãƒ を書ã“ã†ã¨ã—ã¦ãƒãƒžã‚‹ãƒ‘ターン。 （ãªãŠæ–‡å—コードã®ã“ã¨ã¯ã“ã“ã§ã¯å¿˜ã‚ŒãŸã“ã¨ã«ã™ã‚‹ã®ã§ã€åˆ¥é€”対応ãŒå¿…è¦ã‹ã‚‚ã—ã‚Œãªã„。） 例ãˆã°ã€ssh remote-host cat huge-file.txt | node process-data.js | xz -c > compressed-data.xz ãªã©ã¨ä½¿ã†ã‚ˆã†ãªæƒ³å®šã€‚ ダメãªä¾‹1: var chunk; while(chunk = process.stdin.read()) process.stdout.write(`data: ${chunk}`); } { Error: EAGAIN: resource temporarily unavailable, read errno: -35, code: 'EA
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GitHub - nodenv/nodenv: Manage multiple NodeJS versions.
Use nodenv to pick a Node version for your application and guarantee that your development environment matches production. Put nodenv to work with npm for painless Node upgrades and bulletproof deployments. Powerful in development. Specify your app's Node version once, in a single file. Keep all your teammates on the same page. No headaches running apps on different versions of Node. Just Worksâ„¢ f
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InfoQ 2011.10.11ã®ã‚¨ãƒ³ãƒˆãƒª InfoQ: Node.js in Action: Interview and Book Excerpt 普段スピーカã¨ã‹ã‚„らãªã„TJ HolowaychukãŒã–ã£ãã°ã‚‰ã‚“ãªæ„Ÿã˜ã§é¢ç™½ã„ 24æ³ã€ã‚ªãƒ¼ãƒ«ç‹¬å¦ã€ã‚°ãƒ©ãƒ•ã‚£ãƒƒã‚¯ãƒ‡ã‚¶ã‚¤ãƒ³ç•‘出身ã€phpを最åˆã«å¦ã‚“ã ã®ã¯ä¸é‹ã€rubyãªã¿ã«å …牢ãªã‚¹ã‚¯ãƒ¬ã‚¤ãƒ”ングツールをnodeã«ã‚‚欲ã—ã„ã€ãªã©ãªã© 具体的ã«å指ã—ã—ã¦ãªã„ã‘ã©ã€pyjamasã¨ã‹GWTã®ã‚ˆã†ãªã€Œjsを書ã‹ãšã«æ¸ˆã¾ã›ã‚‹ã€jsを生æˆã—ã¦ãれるã€ç³»ã®è¨€èªž/DSLã«è‰²ã€…æ„見ãŒã‚るらã—ãã€ä¸€å•ä¸€ç”ã«ãã®ãƒˆãƒ”ック何度も差ã—挟ã¾ã‚Œã‚‹ã‚“ã ã‘ã©ã€æ¯ãŒç«‹ãŸãªã„箇所ãŒå¤šã— 追記：TJã¯Coffeescriptã„らãªã„派らã—ã„ Twitter / @tjholowaychuk: @jprichardson the latter ... 以下斜ã‚èªã‚“ã 内容 近刊ã®ã€ŽNo
今日ã‹ã‚‰å§‹ã‚ã‚‹Node.jsコードリーディング - libuv / V8 JavaScriptエンジン / Node.jsã«ã‚ˆã‚‹ã‚¹ã‚¯ãƒªãƒ—トã®å®Ÿè¡Œ | Tokyo Otaku Mode Blog
ソフトウェアをæ£ã—ãç†è§£ã™ã‚‹å”¯ä¸€ã®æ–¹æ³•ã¯ã‚³ãƒ¼ãƒ‰ã‚’èªã‚€ã“ã¨ã§ã™ã€‚ ドã‚ュメントをèªã‚ã°ãã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ãŒä½•ã‚’実装ã—ã¦ã„ã‚‹ã‹åˆ†ã‹ã‚Šã¾ã™ãŒã€ã©ã®ã‚ˆã†ã«å®Ÿè£…ã•ã‚Œã¦ã„ã‚‹ã‹ã¾ã§ã¯åˆ†ã‹ã‚Šã¾ã›ã‚“。 開発ä¸ã«ä½•ã‚‰ã‹ã®ãƒˆãƒ©ãƒ–ルã«æ‚©ã¾ã•ã‚ŒãŸã¨ãã‚„ã€åŠ¹çŽ‡çš„ãªã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã‚’ã—ãŸã„ã¨æ€ã£ãŸã¨ãã€ä¸‹ä½ãƒ¬ã‚¤ãƒ¤ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’ç†è§£ã—ã¦ãŠã‘ã°ç´ æ—©ã対処ã§ãるシーンãŒå¤šãã‚ã‚Šã¾ã™ã€‚ ãŸã ã€ã‚³ãƒ¼ãƒ‰ã‚’èªã‚€ã“ã¨ã¯ç°¡å˜ãªã‚¿ã‚¹ã‚¯ã§ã¯ã‚ã‚Šã¾ã›ã‚“。 ç¾ä»£çš„ãªã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã¯ãã‚Œãªã‚Šã®è¦æ¨¡ã®ã‚³ãƒ¼ãƒ‰ã‚’å«ã‚“ã§ã„ã‚‹ã“ã¨ãŒã»ã¨ã‚“ã©ã§ã™ã€‚アーã‚テクãƒãƒ£é–“ã®å·®ç•°ã‚’å¸åŽã™ã‚‹ãŸã‚ã®ã‚³ãƒ¼ãƒ‰ãªã©ã€æœ¬è³ªçš„ãªæ©Ÿèƒ½ã‚’ç†è§£ã™ã‚‹ä¸Šã§ã¯ã‚ã¾ã‚Šé‡è¦ã§ã¯ãªã„コードもå«ã¾ã‚Œã¦ã„ã¾ã™ã€‚ 何らã‹ã®å•é¡ŒãŒç™ºç”Ÿã—ã¦ã‹ã‚‰ã‚³ãƒ¼ãƒ‰ã‚’èªã‚‚ã†ã¨æ€ã£ã¦ã‚‚ã€æº–å‚™ãªã—ã§ã¯é–¢é€£ã™ã‚‹ç®‡æ‰€ã‚’探ã™ã ã‘ã§ã‹ãªã‚Šã®åŠ´åŠ›ãŒå¿…è¦ãªä½œæ¥ã¨ãªã‚Šã¾ã™ã€‚ 従ã£ã¦ã€æ™®æ®µã‹ã‚‰ã‚³ãƒ¼ãƒ‰ã‚’èªã‚“ã§ãŠãã“ã¨ãŒé‡è¦ã§ã™ã€‚ ã¾ãŸã€ã‚³ãƒ¼ãƒ‰ã‚’èªã‚€ã«ã‚
Low-code programming for event-driven applications : Node-RED
The easiest way to collect, transform and visualize real-time data. Latest version: v4.0.9 (npm) Get Started Node-RED's goal is to enable anyone to build applications that collect, transform and visualize their data; building flows that can automate their world. Its low-code nature makes it accessible to users of any background, whether for home automation, industrial control systems or anything i
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解釈ãŒé–“é•ã£ã¦ã„る点ãŒã‚ã‚‹å¯èƒ½æ€§ãŒå¾¡åº§ã„ã¾ã™ã®ã§ã”了承ãã ã•ã„ã¾ã›ã€‚記事ã®å†…容ã¨ã—ã¦ã¯ã€ŒNode.js ãªã‚‰ä»–ã®ã‚µãƒ¼ãƒã‚ˆã‚Šã‚‚ã“ã‚“ãªã«ç°¡å˜ã« WebSocket ãŒæ‰±ãˆã‚‹(ライブラリãŒã‚ã‚‹)ã€ã¨ã„ã†ã‚ˆã†ãªå†…容ã¨ãªã£ã¦ã„ã¾ã™ã®ã§ã€ã”了承ã„ãŸã ã‘ã‚Œã°ã¨æ€ã„ã¾ã™ã€‚ Node.js ã£ã¦ä½•ï¼Ÿ Node.js ã«ã¤ã„ã¦ã‚ˆãã‚ã‹ã‚‰ãšæœ€åˆã¯ä»¥ä¸‹ã®ãƒšãƒ¼ã‚¸ã‚’èªã‚“ã§ã¾ã—ãŸã€‚ Node.jsã«é–¢ã™ã‚‹åŸºç¤Žã‚„開発・ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«ã®ã¾ã¨ã‚:phpspot開発日誌 例ãˆã°ã€ãƒã‚°ã‚¤ãƒ³ä¸ã®2人ãŒã„ã¦ã€1人ãŒãƒãƒ£ãƒƒãƒˆã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’ã—ãŸã¨ã—ã¾ã™ã€‚ã§ã‚‚ラグãŒ30秒ã»ã©ã‚ã£ã¦ã€æ°—付ã‹ãšã«é–‰ã˜ã¡ã‚ƒã†ãªã‚“ã¦ã“ã¨ãŒãªããªã‚Šã¾ã™ã€‚ メンãƒãƒ¼Aã®ãƒ–ラウザãŒãƒ¡ãƒ³ãƒãƒ¼Bã®ãƒ–ラウザã«ç›´æŽ¥ãƒ—ッシュã™ã‚‹ã£ã¦ã“ã¨ã‹ã¨æœ€åˆã¯æ€ã£ã¦ã„ã¾ã—ãŸãŒé•ã„ã¾ã—ãŸã€‚ã“ã®ç‚¹ã«ã¤ã„ã¦æ·±ã考ãˆã¦ã„ãã“ã¨ã¨ãªã‚Šã¾ã™ã€‚ Node.js を使ã†ã¨ä½•ãŒã§ãã‚‹ã®ã‹ node.js を使
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