Learn how to use JavaScript’s fs library module to create, read, write, and stream common file types in the JavaScript runtimes Node, Deno, and Bun.

Every Chrome extension consists of, at minimum, a file called manifest.json, which defines the basics of your extension—its name, description, version number, what kind of extension it is (there ...

Do you need to perform an Ajax file upload with pure JavaScript? This example lays out the steps to accomplish an Ajax file upload without the need for a JavaScript library like jQuery or Dojo.

In this quick tutorial, I’ll show you how to upload a file from a web browser, with a Node.js file upload handler on the server-side, and a pure, Ajax based JavaScript process on the client side. Step ...

If you have a JavaScript (*.js) file containing code, it's not unusual for your code to reference code held in another JavaScript file. If you're using more recent versions of Visual Studio, you'll ...

Mozilla has launched Firefox 77 with faster JavaScript debugging, optional permissions for extensions, and Pocket recommendations in the U.K.

How to change JavaScript settings with DevTools? If you are comfortable with Google Chrome's DevTools, this is a straightforward method to disable JavaScript in Chrome. Open DevTools (Settings > More ...