Of all the hats JavaScript can wear, its form-processing features are among the most sought and used. Learn how to use JavaScript for form processing, validation, and more. Forms are an essential ...

This month, we start to look at one simple example of an Ajax application, in a context that will probably be familiar to most Web developers: asking users to register with a Web site. By the end of ...

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 ...

At this point, the Node.js file upload component is feature complete. However, some people like to perform an Ajax based JavaScript upload from the client to avoid needless request-response cycles in ...