Code With Mosh Node Js -

Within seven minutes, Mosh had drawn a diagram of the event loop on a virtual whiteboard. His voice was steady, almost meditative. "Node is single-threaded, Leo. But that’s not your enemy. Your enemy is blocking the event loop with synchronous code."

Leo froze. He looked back at his code. He was using fs.readFileSync inside his route handler. Sync. Inside a loop. code with mosh node js

The next morning, his team’s demo ran without a single error. His lead developer raised an eyebrow. "Who fixed the event loop issue?" Within seven minutes, Mosh had drawn a diagram

At 1:47 AM, Leo replaced his readFileSync with fs.promises.readFile and added await . Within seven minutes

"Why won't this API respond?"

He ran nodemon .