Preparing for JavaScript and Node.js interviews in 2026 requires a strong understanding of core programming concepts, backend development, asynchronous programming, APIs, and real-world coding skills.

In this mode, a Berkeley DB (or LMDB) database is created/opened and key-value pairs are added to it. db = database.db person = new db.global("person") hospital_admission = new db.global("admission") ...

InvisibleJS, a new open-source tool that conceals JavaScript code using invisible zero-width Unicode characters, raises alarms about potential misuse in malware campaigns. InvisibleJS, hosted on ...

We all know JavaScript's asynchronous model. async/await, Promises, and streams give the illusion that code runs sequentially while magically handling heavy work in the background. But if you've ever ...

Even with competition from newer runtimes Deno and Bun, Node.js remains the flagship JavaScript platform on the server. Server-side Node frameworks like Express, build-chain tools like Webpack, and a ...

Can you explain object-oriented programming to me like I'm 5 years old? Probably not. But here's a straightforward explanation of what OOP is ... Use Spring MVC MultipartFile, Java Path APIs and the ...

Crawl4AI is a free tool that simplifies web crawling and data extraction, especially for large language models (LLMs) and AI applications. However, it is not the only application in the category. This ...

Twenty years ago, AJAX enabled web applications to achieve an unprecedented level of interactivity. The concept came from James Garrett. He founded the agency Adaptive Path in 2001, which advises its ...

In server-side JavaScript, you will most likely use the fs library for dealing with the filesystem. This library is a module in Node and other platforms like Bun. So you don’t need to install it using ...

In the world of web development, where simplicity and ease of use are valued, C++ is probably the last thing that would come to mind, where JavaScript, Python, and Ruby are the preferred choices.