jozsefs

// Used on Account Management > Statement > Trade Confirmation (HTML)
// it hides the non-total rows while keeping the header rows
// I only trade stocks/options, so if you need e.g. futures the RegExp likely should be extended below

const styleId = 'styleforhidingrows';
const hideRowsClass = 'hide-rows-i-dont-need';
const summaryTableId = 'tblTradesBody';
// will check based on first cell text
const keepRowsRegExp = /^(Stocks|Equity and Index Options|Total|Total.+(Bought|Sold)\))$/;

jozsefs

// house of the dragon (use it on imdb.com from console)
fetch('https://www.imdb.com/title/tt11198330/episodes?season=1').then(r => r.text()).then(text => {
    const html = document.createRange().createContextualFragment(text);
    const episodes = [...html.querySelectorAll('.ipl-rating-star.small .ipl-rating-star__rating')].map((node, ep) => ({ep: ep + 1, rating: +node.innerHTML}));
    
    console.log(JSON.stringify(episodes, null, 2));
})

jozsefs

// copy eslint output here replace ` to ' before copying to avoid js error
str = ``;

str.split(/\n/)
  // get rules from the lines containing warning or error
  .map(t => {
    const match = t.match(/^\s+(\d+\:\d+).+\s+([0-9@_\/\-a-zA-Z]+)$/);

    return match && match[2];
  })

jozsefs

const data = [...document.querySelectorAll('.ui-table-row')].map(row => ({
  market: row.querySelector('.table-first-name').innerText,
  units: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-units]').innerText.split('\n')[0].replace(/,/g, ''),
  avgOpen: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-open-rate]').innerText,
  invested: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-invested]').innerText.slice(1).replace(/,/g, ''),
  pl$: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-container-profit]').innerText.replace(/[<,$]/g, ''),
  plPercent: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-gain]').innerText.replace(/[<,%]/g, ''),
  value: +row.querySelector('[data-etoro-automation-id=portfolio-overview-table-cell-container-equity]').innerText.replace(/[<,$]/g, '')
}));

jozsefs

const LABELS = ['year', 'day', 'hour', 'minute', 'second'];

function formatDuration (seconds) {
  if (seconds === 0) return 'now';
  
  let minutes = seconds / 60 >> 0;
  let hours = minutes > 59 ? minutes / 60 >> 0 : 0;
  let days = hours > 23 ? hours / 24 >> 0 : 0;
  const years = days > 364 ? days / 365 >> 0 : 0
  

jozsefs

$$('._2TMjc').map(item => item.innerText).reduce((acc, next) => acc + +next.match(/\/(\d*)/)[1], 0)

jozsefs

// codewars exercise
const str = 'As2{Be4C5[BCo3(CO2)3]2}4Cu5';

function parseMolecule(formula) {
	const BRACKET_OPENER_REGEXP = /\[|\{|\(/;
	const BRACKET_CLOSER_REGEXP = /\]|\}|\)/;
	const VALID_ATOM_REGEXP = /^[A-Z][a-z]?$/;
	const MULTIPLIER_REGEXP = /^\d+/;

	function createGroup(parent = {}) {

jozsefs

// server.js

const io = require('socket.io')(1234);
const Board = require('./board');
const game = new Board({size: 15, mineChance: 0.3});
const PLAYER_PREFIX = 'p-';
const players = {};
const cellsToReveal = [];
let counter = 0;

jozsefs

const Queue = require('then-queue'); // async queue that doesn't care what order you call push and pop.

const queue = new Queue();

// push sends to the first waiting `pop` if available, otherwise it acts as a buffer
listenToNewMessages(message => queue.push(message));

async function* MessagesGenerator() {
  try {
    while (true) {

jozsefs

[1,2,2,1,3,3,4,5,5,0,0,6,7,6,7].reduce((acc, next) => acc ^ next, 0);