Tag: performance
How Does a JavaScript Engine Work?
At the heart of every modern web application lies a JavaScript engine, a powerful tool that breathes life into website scripts. These engines, developed by tech giants like Google and Mozilla, are the unsung heroes behind the seamless, dynamic user experiences we’ve come to expect from the web today. JavaScript engines are complex pieces of […]
How does child process work in Node.js?
Child process in Node.js is a subprocess that can run independently of the main application flow. This allows Node.js to perform non-blocking operations, a fundamental aspect of its design. Child processes can handle tasks like computations, file operations, or any other process that would otherwise block the main thread, ensuring that the server can still […]
What is worker threads in Node.js?
Worker threads in Node.js have a special ability called threads that lets developers start new JavaScript tasks going at the same time as their main task is running. This feature is a big improvement because it lets Node.js apps do many things at the same time. Before Worker Threads, sometimes doing tasks that took a […]