Whether you’re looking to prepare for an interview for JavaScript role, you’re an interviewer looking for inspiration or you just want to evaluate your JavaScript knowledge here are 10 advanced topics that a software engineer working with JavaScript should be able to answer. Bear in mind that answers here are kept minimal, there are lots [...]

The WebSocket is quite a cool concept that might gradually affect web as we know it. Currently to implement a real-time chat (Facebook and Gmail have one) you need to employ one of the xhr-based hacks aka COMET (i.e. long polling, xhr multipart etc.) and while these techniques will work, there are couple of problems. [...]