OrKoN’s gists

OrKoN / index.js

Last active July 24, 2019 08:20

Autonomous LumberJack

	var c = document.getElementById('canvas_wrap').children[0];
	var gl = c.getContext('webgl', { preserveDrawingBuffer: true });

	function getColor(pixels, y) {
	var color =
	decimalToHex(pixels[y * 4], 2) +
	decimalToHex(pixels[y * 4 + 1], 2) +
	decimalToHex(pixels[y * 4 + 2], 2);
	return color;
	}

OrKoN / indexAt.go

Last active April 7, 2019 09:23

String index of a substring with start index

	import "strings"

	func indexAt(str, substr string, start int) int {
	idx := strings.Index(str[start:], substr)
	if idx == -1 {
	return idx
	}
	return idx + start
	}

OrKoN / decompress.js

Created May 10, 2018 20:11

Compression and Decompression challenge

	// solution for https://techdevguide.withgoogle.com/paths/advanced/compress-decompression/#code-challenge

	const assert = require('assert');

	function isDigit(char) {
	return char >= '0' && char <= '9';
	}

	function isOpeningBrace(char) {
	return char === '[';

OrKoN / server.js

Last active February 25, 2019 13:00

Simple server with synchronization of request processing

	/**
	* WARNING: don't use the code in production, it only works for a single process instance and does not work in cluster mode.
	*/

	const express = require('express');
	const app = express();

	let nextRequestId = 1; // request counter
	let nextPaymentId = 1; // payment counter

OrKoN / sort.js

Last active December 16, 2018 14:19

some sort algorithms

	// The MIT License (MIT)

	// Copyright (c) 2017 Oleksii Rudenko

	// Permission is hereby granted, free of charge, to any person obtaining a copy
	// of this software and associated documentation files (the "Software"), to deal
	// in the Software without restriction, including without limitation the rights
	// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	// copies of the Software, and to permit persons to whom the Software is
	// furnished to do so, subject to the following conditions:

OrKoN / permutations.js

Last active November 28, 2017 21:15

Generation of permutations in lexicographic order (JavaScript, NodeJS)

	// The MIT License (MIT)

	// Copyright (c) 2015 Oleksii Rudenko

	// Permission is hereby granted, free of charge, to any person obtaining a copy
	// of this software and associated documentation files (the "Software"), to deal
	// in the Software without restriction, including without limitation the rights
	// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	// copies of the Software, and to permit persons to whom the Software is
	// furnished to do so, subject to the following conditions:

OrKoN / index.html

Created December 15, 2015 10:59 — forked from RubaXa/index.html

String#includes vs. String#indexOf vs. RegExp (http://jsbench.github.io/#a4612afd0cd26e911ee8) #jsbench #jsperf

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8"/>
	<title>String#includes vs. String#indexOf vs. RegExp</title>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
	<script src="./suite.js"></script>
	</head>
	<body>
	<h1>Open the console to view the results</h1>

OrKoN / application.controller.js

Last active October 27, 2015 10:00

Post Demo

	import Ember from 'ember';
	import { formatDate, formatPhone } from '../format-macros';

	export default Ember.Controller.extend({
	localeService: Ember.inject.service('locale'),
	formattedPhone: formatPhone('model.phone'),
	formattedDate: formatDate('model.date', 'L')
	});

OrKoN / config.js

Created September 3, 2015 11:13

	System.config({
	baseURL: "/",
	defaultJSExtensions: true,
	transpiler: "babel",
	babelOptions: {
	"optional": [
	"runtime",
	"optimisation.modules.system"
	]
	},

OrKoN / index.html

Created November 22, 2014 18:52

// source http://jsbin.com/kifawe

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>JS Bin</title>
	<style id="jsbin-css">
	#divWithBackground {
	width: 256px;
	height: 256px;
	background: url('http://js-for.ninja/img/article1/sprite.jpg') 0 -256px;

Alex Rudenko OrKoN