Marco Kretz marco-kretz

marco-kretz / FisherYatesShuffle.php

Created November 30, 2018 11:13

Fast FisherYatesShuffle PHP-Implementation

	<?php

	final class FisherYatesShuffle
	{
	/**
	* Shuffle an input sequence by Fisher-Yates-Shuffle.
	*
	* @url https://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle
	*
	* @param array $input Array to shuffle

marco-kretz / get_absolute_width.js

Created July 27, 2018 07:46

Get the absolute width of an element.

	const getAbsoluteWidth = (element) => {
	const style = window.getComputedStyle(element);
	const attrs = ['width', 'padding-left', 'padding-right', 'margin-left', 'margin-right'];

	return attrs
	.map((k) => parseInt(style.getPropertyValue(k), 10))
	.reduce((p, c) => p + c);
	};

marco-kretz / get_absolute_height.js

Created July 27, 2018 07:45

Get the absolute height of an element.

	const getAbsoluteHeight = (element) => {
	const style = window.getComputedStyle(element);
	const attrs = ['height', 'padding-top', 'padding-bottom', 'margin-top', 'margin-bottom'];

	return attrs
	.map((k) => parseInt(style.getPropertyValue(k), 10))
	.reduce((p, c) => p + c);
	};

marco-kretz / php_csv_to_assoc_array.php

Created April 20, 2018 14:51

	public function readCSVWithHeaders($csvString, $delimiter = ';')
	{
	$rows = explode("\n", str_replace("\r", '', $csvString));
	$headers = str_getcsv(array_shift($rows), $delimiter);

	return array_map(function ($row) use ($headers, $delimiter) {
	return array_combine($headers, str_getcsv($row, $delimiter));
	}, array_filter($rows, function($row) {
	return !empty($row);
	}));

marco-kretz / get_hostname_from_url.js

Last active July 6, 2017 13:16

JavaScript: Extract hostname from URL

	function getUrlHost(url) {
	var parser = document.createElement('a');
	parser.href = url;

	return parser.hostname;
	}

marco-kretz / require_css.js

Last active July 6, 2017 13:11

Import CSS file dynamically via JavaScript

	function requireCSS(url) {
	var cssLink = document.createElement("link");
	cssLink.href = url;
	cssLink.type = "text/css";
	cssLink.rel = "stylesheet";
	document.getElementsByTagName("head")[0].appendChild(cssLink);
	}

marco-kretz / ubuntu-php5.6-zts-pthreads

Last active March 25, 2018 23:21

Howto: Install isolated PHP 5.6 ZTS enabled (thread-safe) with pthreads

	##############################################################################
	# INSTALL isolated PHP 5.6 ZTS (Thread-safe) with pthreads on Ubuntu 14.04 ###
	##############################################################################

	1) Install necessary bison version

	wget http://launchpadlibrarian.net/140087283/libbison-dev_2.7.1.dfsg-1_amd64.deb
	wget http://launchpadlibrarian.net/140087282/bison_2.7.1.dfsg-1_amd64.deb
	dpkg -i libbison-dev_2.7.1.dfsg-1_amd64.deb
	dpkg -i bison_2.7.1.dfsg-1_amd64.deb