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Understanding Docker: Revolutionizing Application Deployment
Why Docker matters, key use cases, and a basic Node.js example with Dockerfile and commands to build and run a container.- 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
GraphQL vs REST: Differences, Advantages, and Disadvantages
Key differences between GraphQL and REST for building APIs, with pros, cons, and when to use each approach.- 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
How to Perform JOIN in MongoDB Using $lookup
Understand MongoDB's $lookup to join collections, with examples for basic joins, flattening with $unwind, and filtering with additional stages.- Published on