JavaScript is the the programming language that built the web. Learn how it evolved into a powerful tool for building websites, servers with Node.js, mobile apps, desktop software, and more.

Node.js is a lean, fast, cross-platform JavaScript runtime environment that is useful for both servers and desktop applications. Scalability, latency, and throughput are key performance indicators ...

However, JavaScript developers had been implementing similar functionality on their own years before promises arrived on the scene. ... Lazy Annotations Explained. Jun 12, 2025 3 mins.