In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Storing data in localStorage is useful, but it's not a good solution when you store data that needs to be shared across multiple devices or browsers. For instance, let's say you want to show a welcome ...

JavaScript is the foundation of the modern web. From simple button clicks to complex web applications, almost everything interactive you see online runs on JavaScript. Whether you are a beginner ...

ECMAScript Stage-1 Proposal. J. S. Choi, 2021. A member expression, a call expression, an optional expression, a new expression with arguments, another call-this expression, or a parenthesized ...