In this example that server-side resource is named upload.php; When notified that the JavaScript file upload was successful, send an Ajax based alert to the client. All the HTML and JavaScript logic ...

All Web APIs (Application Programming Interface) supply code so that you don’t have to. They handle the intricate low-level details, allowi ...

For example, let’s take the following scenario where we want to create an array of square roots of numbers greater than 30. The same scenario implemented using reduce looks like this.