The JavaScript sandbox vm2 for Node.js was actually discontinued. Now an update closes a critical security vulnerability.

A critical-severity vulnerability in the vm2 Node.js sandbox library, tracked as CVE-2026-22709, allows escaping the sandbox and executing arbitrary code on the underlying host system.

Abstract: Callback functions are widely used across programming languages, libraries, and operating systems. While offering flexible software design, these mechanisms introduce inherently complex ...

In the Full Stack > JavaScript > Higher Order Functions and Callbacks > Build a Library Manager workshop, Step 4 says: Start by displaying all the books. Create a displayBooks function with a ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

Scientists Respond to RFK Jr.’s Aluminum Alarm 30 Fast-Food Restaurants Open on Thanksgiving for a Drive-Thru Dinner ‘Stranger Things' Star Linda Hamilton Rejects Anti-Aging Obsession: "This is the ...

Abstract: JavaScript is a popular language for developing web applications and is increasingly used for both client-side and server-side application logic. The JavaScript runtime is inherently ...