Interview Q&A / Node.js
Node.js interview questions
The event loop on the server, streams, modules and building APIs with Express.
Prefer rapid revision? Practise Node.js short interview answers →
- How do you convert a string to base64 and back in Node.js?
Use Buffer.from(text, "utf8").toString("base64") to encode and Buffer.from(b64, "base64").toString("utf8") to decode. Base64 is an encoding for transport, not encryption.
BeginnerQuick answer1 min read