renzo4web

import { initializeApp } from 'firebase/app';
import { getFirestore, collection, doc, getDoc, query, where, updateDoc, onSnapshot } from 'firebase/firestore';

// Firebase configuration
const firebaseConfig = {
  // Your Firebase configuration here
};

// Initialize Firebase app
const app = initializeApp(firebaseConfig);

renzo4web

// Most Used Array methods made fropm reduce()

const emojis = [
  '✌',
  '😂',
  '😝',
  '✌',
  '😁',
  '😱',
  '👉',

renzo4web

const letters = ['a','b',"A",'a','b','c']

const sum = letters.reduce((acc,char)=>{
  // Check the property, if exist sum one , if not create with value 1.
   acc[char] = acc[char] + 1 || 1
    return acc
},{})

console.log(sum) // {a: 2, b: 2, A: 1, c: 1}

renzo4web

.parent {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  grid-gap : 1em;
} 

.children {
  background-color : green;
  width : 200px;
  height : 200px;