https://b.hatena.ne.jp/wasabiz/javascript/ javascriptに関するwasabizのはてなブックマーク (7) http://wingolog.org/pub/qc-2012-js-slides.pdf wasabiz 2014-03-19T11:23:34Z Scheme javascript compiler <blockquote cite="http://wingolog.org/pub/qc-2012-js-slides.pdf" title="http://wingolog.org/pub/qc-2012-js-slides.pdf"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=http%3A%2F%2Fwingolog.org%2Fpub%2Fqc-2012-js-slides.pdf" alt="" /> <a href="http://wingolog.org/pub/qc-2012-js-slides.pdf">http://wingolog.org/pub/qc-2012-js-slides.pdf</a></cite><p><a href="http://wingolog.org/pub/qc-2012-js-slides.pdf"><img src="" alt="http://wingolog.org/pub/qc-2012-js-slides.pdf" title="http://wingolog.org/pub/qc-2012-js-slides.pdf" class="entry-image" /></a></p><p></p><p><a href="https://b.hatena.ne.jp/entry/wingolog.org/pub/qc-2012-js-slides.pdf"><img src="https://b.hatena.ne.jp/entry/image/http://wingolog.org/pub/qc-2012-js-slides.pdf" alt="はてなブックマーク - http://wingolog.org/pub/qc-2012-js-slides.pdf" title="はてなブックマーク - http://wingolog.org/pub/qc-2012-js-slides.pdf" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/wingolog.org/pub/qc-2012-js-slides.pdf"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 1 http://blog.kazuhooku.com/2013/12/javascriptjsx.html wasabiz 2013-12-07T11:25:43Z jsx javascript <blockquote cite="http://blog.kazuhooku.com/2013/12/javascriptjsx.html" title="JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=http%3A%2F%2Fblog.kazuhooku.com%2F2013%2F12%2Fjavascriptjsx.html" alt="" /> <a href="http://blog.kazuhooku.com/2013/12/javascriptjsx.html">JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか</a></cite><p><a href="http://blog.kazuhooku.com/2013/12/javascriptjsx.html"><img src="" alt="JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか" title="JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか" class="entry-image" /></a></p><p>JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか 本日、福岡で開催されたプログラミング言語のパフォーマンスを考えるイベント「ぷろぐぱ」で、「JSX 速さの秘密 - 高速なJavaScriptを書く方法」という演題で講演しました。 JavaScriptで速いコードを書こうと...</p><p><a href="https://b.hatena.ne.jp/entry/blog.kazuhooku.com/2013/12/javascriptjsx.html"><img src="https://b.hatena.ne.jp/entry/image/http://blog.kazuhooku.com/2013/12/javascriptjsx.html" alt="はてなブックマーク - JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか" title="はてなブックマーク - JavaScriptで高速なコードを書く際の注意点。または私は如何にして心配するのを止めてJSXを作ることにしたか" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/blog.kazuhooku.com/2013/12/javascriptjsx.html"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 83 http://adequatelygood.com/JavaScript-Scoping-and-Hoisting.html wasabiz 2013-09-09T13:49:01Z javascript <blockquote cite="http://adequatelygood.com/JavaScript-Scoping-and-Hoisting.html" title="JavaScript Scoping and Hoisting"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=http%3A%2F%2Fadequatelygood.com%2FJavaScript-Scoping-and-Hoisting.html" alt="" /> <a href="http://adequatelygood.com/JavaScript-Scoping-and-Hoisting.html">JavaScript Scoping and Hoisting</a></cite><p><a href="http://adequatelygood.com/JavaScript-Scoping-and-Hoisting.html"><img src="" alt="JavaScript Scoping and Hoisting" title="JavaScript Scoping and Hoisting" class="entry-image" /></a></p><p>Do you know what value will be alerted if the following is executed as a JavaScript program? var foo = 1; function bar() { if (!foo) { var foo = 10; } alert(foo); } bar(); If it surprises you that the answer is “10”, then this one will probably really throw you for a loop: var a = 1; function b()...</p><p><a href="https://b.hatena.ne.jp/entry/adequatelygood.com/JavaScript-Scoping-and-Hoisting.html"><img src="https://b.hatena.ne.jp/entry/image/http://adequatelygood.com/JavaScript-Scoping-and-Hoisting.html" alt="はてなブックマーク - JavaScript Scoping and Hoisting" title="はてなブックマーク - JavaScript Scoping and Hoisting" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/adequatelygood.com/JavaScript-Scoping-and-Hoisting.html"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 9 https://nodejs.org/api/debugger.html nodejs組み込みのデバッガ wasabiz 2013-07-23T01:01:17Z node.js javascript V8 debug <blockquote cite="https://nodejs.org/api/debugger.html" title="Debugger Node.js v0.10.28 Manual &amp; Documentation"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fnodejs.org%2Fapi%2Fdebugger.html" alt="" /> <a href="https://nodejs.org/api/debugger.html">Debugger Node.js v0.10.28 Manual &amp; Documentation</a></cite><p><a href="https://nodejs.org/api/debugger.html"><img src="" alt="Debugger Node.js v0.10.28 Manual &amp; Documentation" title="Debugger Node.js v0.10.28 Manual &amp; Documentation" class="entry-image" /></a></p><p>Node.js includes a command-line debugging utility. The Node.js debugger client is not a full-featured debugger, but simple stepping and inspection are possible. The debugger supports two modes of operation: interactive mode and non-interactive probe mode. Interactive mode# $ node inspect [--port=...</p><p><a href="https://b.hatena.ne.jp/entry/s/nodejs.org/api/debugger.html"><img src="https://b.hatena.ne.jp/entry/image/https://nodejs.org/api/debugger.html" alt="はてなブックマーク - Debugger Node.js v0.10.28 Manual &amp; Documentation" title="はてなブックマーク - Debugger Node.js v0.10.28 Manual &amp; Documentation" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/s/nodejs.org/api/debugger.html"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 18 https://stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode javascriptのインデントレベルを弄る方法。ハマった。 wasabiz 2012-08-03T16:36:14Z javascript emacs <blockquote cite="https://stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode" title="How to change the indentation width in emacs javascript mode"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fstackoverflow.com%2Fquestions%2F4177929%2Fhow-to-change-the-indentation-width-in-emacs-javascript-mode" alt="" /> <a href="https://stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode">How to change the indentation width in emacs javascript mode</a></cite><p><a href="https://stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode"><img src="https://cdn-ak-scissors.b.st-hatena.com/image/square/a591284234e1f367e22f174fbaf1317a71987680/backend=imagemagick;height=90;version=1;width=120/https%3A%2F%2Fstackoverflow.com%2FContent%2FSites%2Fstackoverflow%2FImg%2Fapple-touch-icon%402.png%3Fv%3D0f0cab681579" alt="How to change the indentation width in emacs javascript mode" title="How to change the indentation width in emacs javascript mode" class="entry-image" /></a></p><p>I&#39;d like to use 2 spaces for my indents instead of 4. I can change the default behavior of C mode using: (setq c-basic-offset 2) How do I change this in javascript mode?</p><p><a href="https://b.hatena.ne.jp/entry/s/stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode"><img src="https://b.hatena.ne.jp/entry/image/https://stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode" alt="はてなブックマーク - How to change the indentation width in emacs javascript mode" title="はてなブックマーク - How to change the indentation width in emacs javascript mode" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/s/stackoverflow.com/questions/4177929/how-to-change-the-indentation-width-in-emacs-javascript-mode"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 4 http://www.crockford.com/javascript/javascript.html "JavaScript: 世界で最も誤解されているプログラミング言語" wasabiz 2012-07-24T13:21:02Z javascript <blockquote cite="http://www.crockford.com/javascript/javascript.html" title="JavaScript: The World&#39;s Most Misunderstood Programming Language"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=http%3A%2F%2Fwww.crockford.com%2Fjavascript%2Fjavascript.html" alt="" /> <a href="http://www.crockford.com/javascript/javascript.html">JavaScript: The World&#39;s Most Misunderstood Programming Language</a></cite><p><a href="http://www.crockford.com/javascript/javascript.html"><img src="" alt="JavaScript: The World&#39;s Most Misunderstood Programming Language" title="JavaScript: The World&#39;s Most Misunderstood Programming Language" class="entry-image" /></a></p><p>JavaScript: The World&#39;s Most Misunderstood Programming Language Douglas Crockford www.crockford.com JavaScript, aka Mocha, aka LiveScript, aka JScript, aka ECMAScript, is one of the world&#39;s most popular programming languages. Virtually every personal computer in the world has at least one JavaScr...</p><p><a href="https://b.hatena.ne.jp/entry/www.crockford.com/javascript/javascript.html"><img src="https://b.hatena.ne.jp/entry/image/http://www.crockford.com/javascript/javascript.html" alt="はてなブックマーク - JavaScript: The World&#39;s Most Misunderstood Programming Language" title="はてなブックマーク - JavaScript: The World&#39;s Most Misunderstood Programming Language" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/www.crockford.com/javascript/javascript.html"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 29 https://www.slideshare.net/slideshow/jsx-optimizer/13695764 高速なJavaScriptコードを吐くにはどのような最適化が効果的か wasabiz 2012-07-23T16:33:17Z jsx javascript <blockquote cite="https://www.slideshare.net/slideshow/jsx-optimizer/13695764" title="JSX Optimizer"><cite><img src="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fwww.slideshare.net%2Fslideshow%2Fjsx-optimizer%2F13695764" alt="" /> <a href="https://www.slideshare.net/slideshow/jsx-optimizer/13695764">JSX Optimizer</a></cite><p><a href="https://www.slideshare.net/slideshow/jsx-optimizer/13695764"><img src="https://cdn-ak-scissors.b.st-hatena.com/image/square/7806a8f4f94418d00ccab98910a788601fbabbf1/backend=imagemagick;height=90;version=1;width=120/https%3A%2F%2Fcdn.slidesharecdn.com%2Fss_thumbnails%2Fjsx-optimization-120719104046-phpapp01-thumbnail.jpg%3Fwidth%3D640%26height%3D640%26fit%3Dbounds" alt="JSX Optimizer" title="JSX Optimizer" class="entry-image" /></a></p><p>The document discusses the JSX Optimizer, which performs optimizations on JavaScript code that JavaScript VMs cannot. It aims to minimize the need for inline caching, pressure on the garbage collector, and maintain the original code structure while optimizing. Some optimizations included are cons...</p><p><a href="https://b.hatena.ne.jp/entry/s/www.slideshare.net/slideshow/jsx-optimizer/13695764"><img src="https://b.hatena.ne.jp/entry/image/https://www.slideshare.net/slideshow/jsx-optimizer/13695764" alt="はてなブックマーク - JSX Optimizer" title="はてなブックマーク - JSX Optimizer" border="0" style="border: none" /></a> <a href="https://b.hatena.ne.jp/entry/s/www.slideshare.net/slideshow/jsx-optimizer/13695764"><img src="https://b.st-hatena.com/images/append.gif" border="0" alt="はてなブックマークに追加" title="はてなブックマークに追加" /></a></p></blockquote> 15