tbjgolden

// For node and pre-babel src

const toSafeSlug = str => "_" + encodeURIComponent(str)
  .replace(/[.!~*'()_-]/g, match => `%${match.charCodeAt(0).toString(16)}`.toUpperCase())
  .replace(/%/g, "_");

const fromSafeSlug = str => decodeURIComponent(str.substring(1).replace(/_/g, "%"));

// ES5 friendly

tbjgolden

const debounce = (func, ms = 500) => {
  let timeout;
  return function(...args) {
    clearTimeout(timeout);
    return new Promise(resolve => {
      timeout = setTimeout(() => {
        resolve(func.bind(this)(...args));
      }, ms);
    });
  };

tbjgolden

import React, { useState, useEffect, useRef } from 'react';

window.windowWidthListeners = window.windowWidthListeners || {};
window.prevWidth = window.prevWidth || window.innerWidth;

window.addEventListener('resize', () => {
  if (window.prevWidth !== window.innerWidth) {
    window.prevWidth = window.innerWidth;
    Object.values(window.windowWidthListeners).forEach(fn => fn(window.prevWidth));
  }

tbjgolden

#!/bin/bash
touch urls.txt

CURR=`pwd`

if [ $# -ne 0 ]
  then
    let COUNT=0
    mkdir $1
    while read url