JavaScript hoisting example reloaded

<head>
<title>Hoisting example</title>
</head>
<body>
    <h1>Hoisting in action</h1>
    <script type="application/javascript">
        var hoisting = "global variable";
        alert("global 'hoisting' var => " + hoisting);
        (function(){
            alert("local 'hoisting' var (BEFORE declaration WILL NOT PICK its global 'shadow' -> undefined !) => " + hoisting);
            var hoisting = "local variable";
            alert("local 'hoisting' var (AFTER declaration WILL HIDE its global 'shadow' -> assigned value !) => " + hoisting);
            // block
            {
                var hoisting = "block variable";
                alert("block 'hoisting' var (AFTER declaration WILL OVERRIDE its local 'shadow' -> assigned value !) => " + hoisting);
            }
            // after block
            alert("local 'hoisting' var REPLACED AFTER BLOCK with its block 'shadow' => " + hoisting);
            // THE moral
            alert("The Hoisting MORAL: ALL local variables (even from blocks) are pre-defined/hoisted by JavaScript Runtime in front of the method body !\nDYI to make it clear !");
        })(); //self-executing function 
    </script>
</body>

Thank you Dev{eloper} Stonez (@devstonez) for the tip.

How to configure Nginx in production to serve an Angular app and reverse proxy NodeJS

Install Nginx on Ubuntu Server, understand configuration files, configure SSL, serve static files, reverse proxy Keycloak and NodeJS servers Continue reading