mitchallen’s gists

mitchallen / test-weighted-coinflip.js

Last active January 10, 2022 03:29

Test Weighted Coin Flip

	// Author: Mitch Allen
	// File: test-weighted-coinflip.js

	import {weightedCoinFlip} from './weighted-coinflip.js';

	// define test function for weightedCoinFlip()
	function testWeightedCoinFlip() {
	// define the number of weighted coin flips to generate
	const LIMIT = 100;

mitchallen / weighted-coinflip.js

Created January 10, 2022 03:23

Weighted Coin Flip

	// Author: Mitch Allen
	// File: weighted-coinflip.js

	// weightedCoinFlip - return a random 1 or 0 based on weight
	export const weightedCoinFlip = (weight) => Math.random() <= weight;

mitchallen / app.js

Created January 9, 2022 10:52

A browser app file for visualizing coin flip results

	// Author: Mitch Allen
	// File: app.js

	import { coinFlip } from './coinflip.js';

	let canvas = document.getElementById("canvas");
	const SCREEN_SIZE = 300;
	const DIM = 10;
	const CELL_SIZE = SCREEN_SIZE / DIM;
	const BORDER = 1;

mitchallen / app.css

Last active January 9, 2022 14:43

A CSS file for centering a canvas element in a browser window

mitchallen / index.html

Created January 9, 2022 10:47

HTML file used to display a canvas

	<html>

	<head>
	<title>js-coinFlip-01</title>
	<link rel="stylesheet" href="./app.css">
	</head>

	<body>
	<canvas id="canvas" width="300" height="300" />
	<script type="module" src="./app.js">

mitchallen / test-coinflip.js

Created January 9, 2022 10:41

A file to test the coinflip.js module

	// Author: Mitch Allen
	// File: test-coinflip.js

	import {coinFlip} from './coinflip.js';

	// define test function for coinFlip()
	function testCoinFlip() {
	// define the number of coin flips to generate
	const LIMIT = 100;

mitchallen / coinflip.js

Created January 9, 2022 10:39

JavaScript Random Boolean Function

	// Author: Mitch Allen
	// File: coinflip.js

	// coinFlip - return a random 1 or 0
	export const coinFlip = () => Math.round(Math.random());

mitchallen / js-set.js

Created January 3, 2022 04:15

	// Author: Mitch Allen
	// File: js-set.js

	const X_SIZE = 100;

	let a = [...Array(X_SIZE)].map(() => Math.random().toFixed(2));

	let set = new Set(a);

	console.log(a.length);

mitchallen / pickone.js

Created January 2, 2022 12:02

JavaScript example of random picking from a list.

	// Author: Mitch Allen
	// File: pickone.js

	let pickOne = (list) => list[Math.floor(Math.random() * list.length)]

	let LIMIT = 5;

	let list = [...Array(LIMIT)].map(() => Math.random());

	console.log(list);

mitchallen / coinflip.js

Last active January 2, 2022 11:31

A coinflip 50/50 chance example

	// Author: Mitch Allen
	// coinflip.js

	let coinFlip = () => Math.round(Math.random());

	const LIMIT = 100;

	let list = [...Array(LIMIT)].map(() => coinFlip() ? "HEADS" : "TAILS");

	const occurrences = list.reduce(function (acc, curr) {

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