---
title: "Discussion on \"Async Code in Node.js: Callbacks and Promises\" | Hashnode"
description: "Discussion on \"Async Code in Node.js: Callbacks and Promises\". Introduction\nWhen we write code, some operations take time.Reading a file, making a database query, calling an API, or communicating over a network may not finish immediately.\nIf JavaScript simply wai"
url: "https://hashnode.com/posts/async-code-in-node-js-callbacks-and-promises/6ac12528e91d7d2e08fe07f8"
---

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# [Async Code in Node.js: Callbacks and Promises](https://dev-ops-blogs.hashnode.dev/async-code-in-node-js-callbacks-and-promises?utm_source=hashnode&utm_medium=feed)

Introduction When we write code, some operations take time.Reading a file, making a database query, calling an API, or communicating over a network may not finish immediately. If JavaScript simply wai

Oct 3 · 13 min read · dev-ops-blogs.hashnode.dev  
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