Node.js Articles
Node.js is a JavaScript runtime built on Chrome's V8 engine, designed for building fast, scalable network applications. Here you will find content on fundamentals (modules, events, streams), asynchronous patterns (callbacks, promises, async/await), HTTP and APIs, performance tuning, CLI tools, testing, and production-grade practices.
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A Deep Dive into Streams in Node.js
Understand Node.js streams, their types, when to use them, and how to implement readable, writable, duplex, and transform streams with practical examples.- Published on
Understanding Event Emitters in Node.js
What EventEmitter is, how it works, when to use it, and best practices with clear, runnable examples in Node.js.- Published on
Why We Moved from Promises to Async/Await in Node.js
Why async/await became the preferred way to write asynchronous code in Node.js: readability, error handling, debugging, composability—and when Promises still shine.- Published on
Introduction to Apache Kafka with a Node.js Example
What Apache Kafka is, why to use it, and how to build a simple producer and consumer in Node.js using Docker and KafkaJS.- Published on
Introduction to Serverless with Node.js: A Simple Example for Beginners
What serverless is, why it fits Node.js, and how to deploy a minimal AWS Lambda API using the Serverless Framework with handler and serverless.yml examples.- Published on
How Node.js Handles Asynchronous Requests (Event Loop)
Understand the Node.js event loop phases and how callbacks, Promises, and async/await are scheduled, with practical examples and expected output.- Published on
How to Build Real-Time Communication with Socket.IO and Node.js
What sockets are, why they matter, common use cases, and a simple real-time chat example using Node.js + TypeScript + Socket.IO.- Published on
What is a Field Resolver in GraphQL? A Guide with Example in Node.js
Understand GraphQL field resolvers, why they matter, and build a minimal Node.js example with Apollo Server implementing query and nested field resolvers.- Published on
Understanding GraphQL and Building a Basic Implementation in Node.js
What GraphQL is, why it helps compared to REST, key concepts (schema, resolvers, queries, mutations), and a minimal Node.js server with Express and GraphiQL.- Published on