Sam Arul Raj (Sam) samarulrajt

## Async read & write with serialport communcatio
var callbackStack = [];

const parser = port.pipe(new ByteLength({length: 11}))
parser.on('data', function (data) {
  if (callbackStack.length > 0) {
    var callback = callbackStack.pop();

    callback(null, data);
  };
  console.log('DATA RECEIVED: ', Buffer.from(data, 'hex'))

## Verify if PRIVATE BROWSING is blocking local storage
<!-- ERROR FOR BLOCKED LOCAL STORAGE -->
<div id="apple_storage" style="display:none;">
    <div class="modal-new alerts">
        <h2>Attenion</h2>
        <a href="" class="close" onclick="document.getElementById('apple_storage').style.display = 'none';">Close</a>
        <div class="body">
            <p>
                Dear customer, to ensure proper use of the site it is necessary to abandon the
                private browsing.
            </p>

## CRUD
<!DOCTYPE html>
<html lang="en">

<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
</head>

<body>

## Encrypt and Decrypt
class Myhelper {
    var $skey 	= "YOU CAN CHANGE"; // you can change it

    public  function safe_b64encode($string) {

        $data = base64_encode($string);
        $data = str_replace(array('+','/','='),array('-','_',''),$data);
        return $data;
    }
	var callbackStack = [];

	const parser = port.pipe(new ByteLength({length: 11}))
	parser.on('data', function (data) {
	if (callbackStack.length > 0) {
	var callback = callbackStack.pop();

	callback(null, data);
	};
	console.log('DATA RECEIVED: ', Buffer.from(data, 'hex'))
	<!-- ERROR FOR BLOCKED LOCAL STORAGE -->
	<div id="apple_storage" style="display:none;">
	<div class="modal-new alerts">
	<h2>Attenion</h2>
	<a href="" class="close" onclick="document.getElementById('apple_storage').style.display = 'none';">Close</a>
	<div class="body">
	<p>
	Dear customer, to ensure proper use of the site it is necessary to abandon the
	private browsing.
	</p>
	<!DOCTYPE html>
	<html lang="en">

	<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	</head>

	<body>
	class Myhelper {
	var $skey = "YOU CAN CHANGE"; // you can change it

	public function safe_b64encode($string) {

	$data = base64_encode($string);
	$data = str_replace(array('+','/','='),array('-','_',''),$data);
	return $data;
	}