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Kenta Long Yamamoto ymkjp

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A software developer in Tokyo. Publishing OSS at @announce.

ymkjp / XPath_sample.html

Created November 20, 2012 12:24

妻がどうぶつの森に行ったまま期待通りの値を返してこなくなりました

	<!DOCTYPE HTML>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<title>Performance: NodeList vs. Array</title>
	<script type="text/javascript">
	var result = document.evaluate(
	// 1. <div> id == main
	// 2. 3rd <p> class == content
	// 3. <a> starts with href http://example.com/

ymkjp / PerformanceRace_NodeList-vs-Array.html

Created November 20, 2012 07:32

Performance: NodeList vs. Array

	<!DOCTYPE HTML>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<title>Performance race</title>
	</head>
	<body>
	<h1>Performance race: NodeList vs. Array</h1>
	<p>Check the console.</p>
	<div>

ymkjp / arraySlice.js

Created November 20, 2012 06:26

Array.prototype.slice()

	//Array.prototype.slice()
	var nodeList = decument.getElementsByTagname('span');
	alert(nodeList instanceof NodeList); // => true
	alert(nodeList instanceof Array); // => false
	var array = Array.prototype.slice.call(nodeList);

	alert(array instanceof NodeList); // => false
	alert(array instanceof Array); // => true

ymkjp / addToNode.js

Created November 20, 2012 03:52

About node

	var elem = document.createElement('div'),
	text = document.createTextNode('Added div element.');
	document.body.appendChild(elem);
	elem.appendChild(text);
	var comment - document.createComment('This is comment.');
	document.body.insertBefore(comment, elem);

ymkjp / createDocumentFragment.js

Created November 20, 2012 03:51

Performance of DOM

	var fragment = document.createDocumentFragment();
	for (var i = 0; i < 10; i++) {
	var child = document.createElement('div');
	// here
	fragment.appendChild(child);
	}
	document.getElementById('parent').appendChild(fragment);

ymkjp / generate_pdf.pl

Created October 24, 2012 12:54 — forked from stanaka/generate_pdf.pl

Generate pdf for analyzing kindle paperwhite resolution