laphilosophia

// Listener
window.addEventListener('storage', handlerEvent)

// Whenever we set a localStorage, window object will listen and invoke this handlerEvent function.
// We do all validation and stuff to act accordingly.

// Handler
const handlerEvent = event => {
    if (event.originalEvent.key != 'message') return

laphilosophia

Micro-Template: README.md

Valid template expressions:

• expressions can reference any property on the passed in context, including nested properties and indexed access to array properties.

     {{ name }}
 {{ obj.name }}

laphilosophia

// deferred
function poll(fn, timeout, interval) {
  let endTime = Number(new Date()) + (timeout || 2000)
  interval = interval || 100

  let checkCondition = (resolve, reject) => {
    // If the condition is met, we're done! 
    let result = fn()

    if (result) {

laphilosophia

// SHALLOW COPY

const obj1 = {
  a: 1,
  b: 2,
  c: 'three',
  d: new Date()
}

const obj2 = {

laphilosophia

const canvas = document.querySelector('canvas')

const debounce = (func) => {
  let timer
  return (event) => {
    if (timer) { clearTimeout(timer) }
    timer = setTimeout(func, 100, event)
  }
}

laphilosophia

// Javascript Currying and Partial Application Examples

const multiplier = x => {
  return (y, z) => {
    return z * y * z
  }
}

const mult = multiplier(10) // x
mult(20, 30) // y, z

laphilosophia

// https://alligator.io/js/cache-api/

if ('caches' in  window) {
  const cacheName = 'sample-caches'
  const url = '/resource'

  caches.open(cacheName).then(cache => {
    return console.log(cache)
  })

laphilosophia

// Instantiate the Channel
const channel = new MessageChannel()

// Sending Messages Through the Channel
const data = {
  color: 'blue',
  title: 'Lorem ipsum dolor',
  number: '000998909874564781',
  content: 'Lorem ipsum dolor sit amet. Consectetur adicisping alet.',
}

laphilosophia

function getCookie(c_name) {
	var c_value = document.cookie;
	var c_start = c_value.indexOf(" " + c_name + "=");
	if (c_start == -1) {
	    c_start = c_value.indexOf(c_name + "=");
	}
	if (c_start == -1) {
	    c_value = null;
	}
	else {

laphilosophia

// This works on all devices/browsers, and uses IndexedDBShim as a final fallback 
var indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB || window.shimIndexedDB;

// Open (or create) the database
var open = indexedDB.open("MyDatabase", 1);

// Create the schema
open.onupgradeneeded = function() {
    var db = open.result;
    var store = db.createObjectStore("MyObjectStore", {keyPath: "id"});