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#webdevcohort2026

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APAvinash Powarnewcohortblog2026.hashnode.devJun 10 · 4 min read

Async Code in Node.js: Callbacks and Promises

Imagine you're reading a large file in Node.js. Reading a file can take some time because Node.js needs to access the disk and fetch the data. If Node.js waits for the file to finish reading before do

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RKRenuka Khirwadkarunlockaijargons.hashnode.devMay 11 · 4 min read

Understanding Why Node.js is Fast

1. What Makes Node.js Fast Core Idea Node.js is fast mainly because it: Uses non-blocking I/O Runs on a single-threaded event loop Avoids waiting on slow operations (like file/database/network call

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SAShahbaz Ahmedknowingnodejsexpress.hashnode.devMay 10 · 5 min read

Creating Routes and Handling Requests with Express

Building web servers with Node.js is powerful, but working directly with the built-in HTTP module can become repetitive and difficult to manage as applications grow. This is where Express.js comes in.

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SAShahbaz Ahmedknowingnodejsexpress.hashnode.devMay 10 · 6 min read

Storing Uploaded Files and Serving Them in Express

File uploads are a common feature in modern web applications. Whether users are uploading profile pictures, PDFs, videos, or documents, the backend needs a safe and organized way to store and serve th

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SAShahbaz Ahmedknowingnodejsexpress.hashnode.devMay 10 · 4 min read

Sessions vs JWT vs Cookies

Authentication is one of the most important parts of modern web applications. Whether you are building a social media platform, an e-commerce store, or a SaaS dashboard, you need a way to identify use

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SAShahbaz Ahmedknowingnodejsexpress.hashnode.devMay 10 · 6 min read

JWT Authentication in Node.js Explained Simply

Authentication is one of the most important parts of modern web applications. Whether you're building a social media app, an e-commerce platform, or a dashboard, you need a way to verify who the user

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JMJanardan Mondaljanardanm.hashnode.devMay 10 · 5 min read

REST API Design Made Simple with Express.js

Modern applications constantly communicate with servers. When you open a social media app, order food online, or check your bank balance, your device sends requests to a server and receives responses

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SAShahbaz Ahmedknowingnodejsexpress.hashnode.devMay 10 · 6 min read

What is Middleware in Express and How It Works

When building backend applications with Node.js and Express, one concept you’ll encounter everywhere is middleware. Middleware is one of the most important features of Express because it allows you to

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TRTanish Rastogicodetanish.hashnode.devMay 10 · 8 min read

Session vs JWT vs cookies

In this article, we'll explore different methods for identifying users in an application: why these approaches exist, the benefits they provide, and their typical use cases. Session In backend enginee

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JMJanardan Mondaljanardanm.hashnode.devMay 10 · 4 min read

Blocking vs Non-Blocking Code in Node.js

Modern web applications often need to handle thousands of users at the same time. One of the biggest reasons developers choose Node.js is its ability to work efficiently with non-blocking operations.

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#webdevcohort2026

Explore Hashnode

Trending tags this week

Async Code in Node.js: Callbacks and Promises

Understanding Why Node.js is Fast

Creating Routes and Handling Requests with Express

Storing Uploaded Files and Serving Them in Express

Sessions vs JWT vs Cookies

JWT Authentication in Node.js Explained Simply

REST API Design Made Simple with Express.js

What is Middleware in Express and How It Works

Session vs JWT vs cookies

Blocking vs Non-Blocking Code in Node.js