How to use 'strict' mode in Chrome 'JavaScript Console'
I am practicing JavaScript on Chrome's 'JavaScript Console' ( version: 35.0) and I am unable to use the 'use strict' clause as expected. For the following code snippet : var obj={x:1,y:2} //Define new property with 'writable' flag as false. Object.defineProperty(obj, "z", {value:3, writable:false, enumerable:false, configurable:false}) // Try to change the property 'z', "use strict"; obj["z"]=4 Ou
JavaScript開発者ãŒä¸€åº¦ã¯èªã‚€ã¹ãStackOverflow - Qiita
10.How do JavaScript closures work? http://stackoverflow.com/questions/111102/how-do-javascript-closures-work JavaScriptã®ã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã«ã¤ã„㦠çµæ§‹ã¨ã£ã¤ãã«ãã„「クãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã€ã«è‹¦åŠ´ã•ã‚Œã¦ã„る人も多ã„ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ãŒã€ã‚µãƒ³ãƒ—ルコードãŒå¤šã„ã®ã§è‹±èªžã‚ã‹ã‚‰ãªãã¦ã‚‚助ã‹ã‚Šã¾ã™ 個人的ã«ã¯Questionã®ã€ŒLike the old Albert Einstein said: ... ã€ã¨ã„ã†ãã ã‚ŠãŒå¥½ãw 9. What does “use strict†do in JavaScript, and what is the reasoning behind it? http://stackoverflow.com/questions/1335851/what-does-use
RiotJs
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CreateJS Blog
The latest version of TweenJS (1.0) has a completely rebuilt plugin model, and ships with a much more robust set of plugins. … Continue reading → Scaling and Stretching with the ScaleBitmap Class We are always looking for ways to optimize, simplify, or create better workflows in CreateJS, and the ScaleBitmap is a great example of this. Using an old Flash approach, the ScaleBitmap class, shipped in
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Polyfill · Babel
🚨 As of Babel 7.4.0, this package has been deprecated in favor of directly including core-js/stable (to polyfill ECMAScript features): If you are compiling generators or async function to ES5, and you are using a version of @babel/core or @babel/plugin-transform-regenerator older than 7.18.0, you must also load the regenerator runtime package. It is automatically loaded when using @babel/preset-e
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#10 node.js sideshow | mozaic.fm
#10 Node.js SideShow Theme 第10回目㮠SideShow ã§ã™ã€‚ @koichik ã•ã‚“ã®ã€Œã¨ã“ã‚ã§ã¿ã‚“㪠Promise 好ã？ã€ã‹ã‚‰å§‹ã¾ã£ãŸã€ Promise / Generator / Rxjs ãªã©ã®è©±é¡Œã¨ã€ Java ã® Future ã‚„ Haskell ã® Monad ã¨ã®é–¢ä¿‚ãªã©ã®è§£èª¬ã§ã™ã€‚ エピソードã®æ„Ÿæƒ³ãªã©ã¯ã€ #mozaicfm ã¾ã§ãŠé¡˜ã„ã—ã¾ã™ã€‚ Guest @koichik @yosuke_furukawa Show Note 0:00 ~ : ãã‚‚ãã‚‚ã¿ã‚“㪠Promise 好ã? ES6 Promise WindJS カール・ヒューイット 1:40 ~ : ãã‚‚ãã‚‚ã® Promise ã¨ã¯ï¼Ÿ Java ã® Future Haskell ã® Thunk 7:30 ~ : 本当㫠Promise ã¯å¿…è¦ãªã®ã‹ï¼Ÿ Scala ã® Opti
Meta programming with ECMAScript 6 proxies
This blog post is outdated. Please read chapter “Metaprogramming with proxies†in “Exploring ES6â€. This blog post explains the ECMAScript 6 (ES6) feature proxies. Proxies enable you to intercept and customize operations performed on objects (such as getting properties). They are a meta programming feature. The code in this post occasionally uses other ES6 features. Consult “Using ECMAScript 6 toda
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ES6 (aka ES2015) offers many new and exciting features, from expressive syntax, to new powerful built-in APIs, to entirely new-to-JS programming paradig…
jsinspect – JavaScriptアプリケーションã®é¡žä¼¼ã‚³ãƒ¼ãƒ‰ã‚’検索
MOONGIFTã¯ã‚ªãƒ¼ãƒ—ンソース・ソフトウェアを紹介ã™ã‚‹ãƒ–ãƒã‚°ã§ã™ã€‚2021å¹´07月16æ—¥ã§æ›´æ–°åœæ¢ã—ã¾ã—㟠コードã®ã‚³ãƒ”ペã¯çµ¶å¯¾ã«æ‚ªã§ã‚ã‚‹ã¨ã„ã†è¨³ã§ã¯ã‚ã‚Šã¾ã›ã‚“ãŒã€ãã“ã«ã¯ãƒ¡ã‚½ãƒƒãƒ‰ã€é–¢æ•°ã¨ã—ã¦ã¾ã¨ã‚られるã‹ã‚‚知れãªã„ã¨ã„ã†ãƒªãƒ•ã‚¡ã‚¯ã‚¿ãƒªãƒ³ã‚°ã®ä½™åœ°ãŒã‚ã‚Šã¾ã™ã€‚ãªã®ã§ãƒªãƒ•ã‚¡ã‚¯ã‚¿ãƒªãƒ³ã‚°ã‚’è¡Œã†éš›ã«ã¯ä¸€åº¦æ—¢å˜ã®ã‚³ãƒ¼ãƒ‰ã«ã¤ã„ã¦é‡è¤‡ã—ãŸéƒ¨åˆ†ãŒãªã„ã‹ãƒã‚§ãƒƒã‚¯ã—ã¦ã¿ã‚‹ã¨è‰¯ã„ã§ã—ょã†ã€‚ クライアントサイドã®JavaScriptã‚„nodeã§ä½œã£ãŸã‚¢ãƒ—リケーションã§ã‚ã‚Œã°jsinspectを使ã£ã¦ã¿ã¾ã—ょã†ã€‚ jsinspectã®ä½¿ã„æ–¹ インストールã¯npmã§è¡Œãˆã¾ã™ã€‚ $ npm install -g jsinspect インストールãŒçµ‚ã‚ã£ãŸã‚‰ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã®ã‚るディレクトリを指定ã™ã‚‹ã ã‘ã§ã™ã€‚ $ jsinspect ./ Match - 2 instances ./app.js:12,18 ./app.js
Home - Annotator - Annotating the Web
The copy-editor of the web Annotator is an open-source JavaScript library to easily add annotation functionality to any webpage. Annotations can have comments, tags, links, users, and more. Annotator is designed for easy extensibility so its a cinch to add a new feature or behaviour. Annotator also fosters an active developer community with contributors from four continents, building 3rd party plu
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npmã«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’公開ã™ã‚‹ã“ã¨ã¯å¤šããªã£ã¦ã‚‹ã¨æ€ã„ã¾ã™ãŒã€ä»Šã¾ã§ã®npmã ã¨åå‰ã¯æ—©ã„者å‹ã¡ã§ã—ãŸã€‚ 最近npm Private Modulesã¨ã„ã†privateã§æ‰±ãˆã‚‹ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’有料ã§ã‚µãƒãƒ¼ãƒˆã—ã¾ã—ãŸãŒã€ã“ã‚Œã¯scoped modulesã‚’privateã§æ‰±ã†æ™‚ã ã‘有料ã§publicã§å…¬é–‹ã™ã‚‹æ™‚ã¯ç„¡æ–™ã§è¡Œãˆã¾ã™ã€‚ scoped modulesã¨ã„ã†ã®ã¯ã€@username/project-name ã¨ã„ã†æ„Ÿã˜ã§ã€@ユーザーåãŒãƒ‘ッケージåã«å…¥ã‚‹ã®ã§ç•°ãªã‚‹ãƒ¦ãƒ¼ã‚¶ãƒ¼é–“ã§ã¯é‡è¤‡ã—ã¾ã›ã‚“。 The npm Blog — solving npm’s hard problem: naming packages å…¬é–‹æ‰‹é † 実際ã«scoped modulesã‚’publicã«å…¬é–‹ã™ã‚‹æ‰‹é †ã¨ã—ã¦ã¯ã€ npm init --scope=<npmユーザå> パッケージã®åå‰ãŒ@<npmユーザå>/パッケー
Isomorphic Survival Guide
isomorphic tokyo meetup http://nodejs.connpass.com/event/13363/
mercury/mithril.js
react meetup #1 資料
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GitHub - itchyny/sjsp: Simple JavaScript Profiler
https://qiita.com/falsandtru/items/41591040633bc88fcde7
Isomorphic Flux
GitHub - hasegawayosuke/rickdom: RickDOM is a javascript library to build DOM elements from string safety using DOMParser API or createHTMLDocument API of modern browsers.
Eliminate JavaScript Code Smells
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