Mark Flavin psynewave

JavaScript/Front-End Developer with 10+ years of experience building scalable applications using Javascript, and HTML5/CSS3.

psynewave / GetDaysBetweenDates.js

Created February 1, 2021 18:03

	const getDaysBetweenDates = (dateStart, dateEnd) => (new Date(dateEnd) - new Date(dateStart)) / (1000 * 3600 * 24);

	getDaysBetweenDates('1/21/2020', '1/21/2021'); // 366 leap year
	getDaysBetweenDates('1/21/2019', '1/20/2020'); // 365

	getDaysBetweenDates(new Date('08/04/2020'), new Date('08/24/2020'));
	getDaysBetweenDates('08/04/2020','08/24/2020');

psynewave / ricktest.html

Created May 9, 2025 17:40

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width,initial-scale=1">
	<title>Market Explorer Embed</title>
	<style>
	html,body{height:100%;margin:0;padding:0;}
	#pageContainer{display:flex;flex-direction:column;height:100%;}
	#iframeWrapper{flex:1;min-height:0;position:relative;}

psynewave / rick_minimal_market_explorer.html

Created May 9, 2025 17:53

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
	<title>Rick Smith – Market Explorer</title>
	<style>
	/* reset & layout */
	* { box-sizing: border-box; margin: 0; padding: 0; }
	html, body { height: 100%; font-family: –apple-system, BlinkMacSystemFont, sans-serif; }