dun4n’s gists

dun4n / async.eval.js

Last active January 2, 2016 09:09

Aynsc Javascript "eval"

	var blob = new Blob(["some code"], {"type": "application/javascript"});
	var script = document.createElement('script');
	script.src = URL.createObjectURL(blob);
	document.body.appendChild(script);

dun4n / uri.config.js

Last active January 3, 2016 05:29

Retrieve a JSON config object from URI parameter

	var config = (function() {
	var s = document.getElementsByTagName('script');
	var uri = Array.prototype.slice.call(s).slice(-1)[0].src.match(/\?.*/g)

	return uri.length > 0 ? JSON.parse('{"' + decodeURI(uri[0].substr(1)).replace(/"/g, '\\"').replace(/&/g, '","').replace(/\=/g,'":"') + '"}') : {}
	})()

	/*
	<script type="text/javascript" src="script.js?foo=bar"></script>

dun4n / serialize.js

Created January 14, 2014 10:17

Serialize / Deserialize literal object.

	function serialize(obj) {
	return JSON.stringify(obj, function (key, value) {
	return typeof value === 'function' ? value.toString() : value;
	})
	}

	function deserialize(str) {
	return JSON.parse(str, function (key, value) {
	if (value && typeof value === "string" && value.substr(0,8) == "function") {
	var body = value.substring(value.indexOf('{') + 1, value.lastIndexOf('}'))

dun4n / bypass.csp.html

Last active March 22, 2024 14:11

Bypass the CSP "unsafe-eval"

	<!DOCTYPE html>
	<html>
	<head>
	<meta content="script-src 'self';" http-equiv="Content-Security-Policy">
	<script type="text/javascript" src="csp.js"></script>
	</head>
	</html>

dun4n / github.csp.html

Last active January 4, 2016 04:39

Use CSP to detect if a user is logged in to Github.com.

	<!DOCTYPE html>
	<html>
	<head>
	<meta content="img-src https://github.com/login;" http-equiv="Content-Security-Policy">

	<script type="text/javascript">
	var islogged = true

	window.onload = function() { console.log("Logged in to Github : " + islogged) }
	</script>

dun4n / generator.js

Last active August 29, 2015 13:56

Incremental ID Generator

dun4n / csv.html

Created February 21, 2014 13:00

Export #JavaScript Array as CSV

	<!doctype html>
	<html>
	<head>
	<script type="text/javascript">
	var languages = [ // source: http://www.tiobe.com/index.php/content/paperinfo/tpci/index.html
	['Feb 2014', 'Feb 2013', 'Programming Language', 'Ratings', 'Change'],
	[1, 2, 'C', '18.334%', '+1.25%'],
	[2, 1, 'Java', '17.316%', '-1.07%'],
	[3, 3, 'Objective-C', '11.341%', '+1.54%'],
	[4, 4, 'C++', '6.892%', '-1.87%'],

dun4n / vcard.html

Last active November 4, 2024 15:26

#JavaScript vcard generator example

	<!doctype html>
	<html>
	<head>
	<script type="text/javascript" src="vcard2.js"></script>
	</head>
	<body>
	<script type="text/javascript">
	// With helper methods
	var fooBar = vCard.create(vCard.Version.FOUR)
	fooBar.addFormattedname("Mr Foo Bar")

dun4n / replacer.js

Created March 5, 2014 10:43

#JavaScript simple String match / replace from arguments

	String.prototype.replacer = function() {
	var args = arguments
	return this.replace(/\{([0-9]*)\}/g, function(match, parameter) {
	return args[parseInt(parameter)]
	})
	}

	var hello = "Hello {0} {1}!"

	hello.replacer("John", "Doe") // "Hi John Doe!"

dun4n / initArray.js

Last active August 29, 2015 14:12

Create an Array with values from 1 to N

	function f(N) {
	return Array.apply(null, {length: N}).map(Number.call, Number);
	}

Amaury dun4n