Matias Micheletto matiasmicheletto

🏠

Working from home

PhD Electronic Engineer - R&D.

matiasmicheletto / flipping-the-bird.ino

Last active April 25, 2025 20:03

Just a face and flipping the bird gesture for Arduino I2C-LCD

matiasmicheletto / loc_compare.py

Created April 21, 2025 20:40

Compare LOC for different software projects

	import os
	import matplotlib.pyplot as plt

	# Define your apps and their source directories
	dirs = {
	"App 1": "/path/to/app1/",
	"App 2": "/path/to/app2/",
	"App 3": "/path/to/app3/"
	}

matiasmicheletto / bus_race.py

Last active July 17, 2024 14:04

Bus race for console :)

	import time
	import random
	import os
	import math

	buses_names = ["CONDOR", "PLUSMAR", "RAPIDO", "FLECHA"]


	def clear_console():
	os.system('cls' if os.name == 'nt' else 'clear')

matiasmicheletto / tictactoe.html

Created January 5, 2023 20:45

Minimalist tic tac toe game in JS

	<!doctype html>

	<html lang="en">
	<head>
	<meta charset="utf-8">
	<title>Tic Tac Toe</title>
	<meta name="description" content="Tic Tac Toe game">
	<meta name="author" content="Matias Micheletto">
	</head>

matiasmicheletto / imgResize.js

Created December 1, 2022 16:44

Resize a base64 image with javascript

	const imgResize = (base64, factor) => {
	return new Promise((resolve, reject) => {
	const watchdog = setTimeout(()=>{
	reject(new Error("TIMEOUT"));
	}, 5000); // If image loading takes too long
	const canvas = document.createElement("canvas");
	const img = new Image();
	img.onload = function () {
	clearTimeout(watchdog);
	canvas.width = Math.round(img.width*factor);

matiasmicheletto / codelinecounter.sh

Created November 6, 2022 00:27

Count the lines of code in a software project using linux bash command

	# Recursively count the total number of lines of code in .js and .jsx files found in a directory.

	find . -name '.js' -o -name '.jsx' \| xargs wc -l

matiasmicheletto / base64SHA256Hash.js

Created October 26, 2022 20:20

Compute base64 SHA-256 hash in browser

	const hash = message => {
	return new Promise((resolve, reject) => {
	const msgBuffer = new TextEncoder().encode(message);
	crypto.subtle.digest('SHA-256', msgBuffer)
	.then(hashBuffer => {
	const hashArray = Array.from(new Uint8Array(hashBuffer));
	const hexString = hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
	const str = hexString
	.replace(/\r\|\n/g, "")
	.replace(/([\da-fA-F]{2}) ?/g, "0x$1 ")

matiasmicheletto / haversine.js

Created October 8, 2022 00:56

Compute distance in km between two coordinates using the haversine formula

	const haversine = (pos1, pos2) => {
	// https://stackoverflow.com/questions/639695/how-to-convert-latitude-or-longitude-to-meters
	const R = 6378.137; // Radius of Earth
	const dLat = pos2.lat * Math.PI / 180 - pos1.lat * Math.PI / 180;
	const dLon = pos2.lng * Math.PI / 180 - pos1.lng * Math.PI / 180;
	const a = Math.sin(dLat/2) * Math.sin(dLat/2) +
	Math.cos(pos1.lat * Math.PI / 180) * Math.cos(pos2.lat * Math.PI / 180) *
	Math.sin(dLon/2) * Math.sin(dLon/2);
	return (R * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a)));
	};

matiasmicheletto / index.html

Created June 25, 2022 15:06

JS para computación científica: Estimación de PI con método Monte Carlo

	<!DOCTYPE html>
	<html>

	<head>
	<meta charset="utf-8">
	<!-- Título de la página, visible en la barra del navegador -->
	<title>Método Monte Carlo en el navegador</title>
	</head>
	<body>
	<div style="margin:15px;">

matiasmicheletto / roflcopter.js

Created March 31, 2022 20:44

Roflcopter for NodeJS!

	const frame = [
	["\n\n\n\n","ROFL:ROFL:LOL\n"," ___^_____\n"," L __/ [] \\\n"," O === \\\n"," L \\____________]\n"," I I\n"," ------------/\n"],
	["\n\n\n\n"," :LOL:ROFL:ROFL\n"," ___^_____\n"," __/ [] \\\n","LOL=== \\\n"," \\____________]\n"," I I\n"," ------------/\n"]
	];
	let index=0;
	setInterval(()=>{
	console.clear();
	console.log(frame[(index++)%2].join(' '.repeat(index)));
	}, 100);