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A Practical Guide to pgvector on PostgreSQL: Vector Embeddings and Semantic Search for Node.js

By IT From Zero October 19, 2026

Practical production lessons deploying pgvector on PostgreSQL: Node.js integration, HNSW index tuning, and memory optimization techniques to slash latency from 8s to 20ms.

Database

Real-Time Without a Message Broker: Leveraging PostgreSQL LISTEN and NOTIFY with WebSockets

By IT From Zero October 15, 2026

Is your infrastructure overwhelmed by relentless polling and bulky message brokers? Leverage PostgreSQL's built-in LISTEN/NOTIFY alongside WebSockets to build a sleek, transaction-safe, and resource-efficient real-time notification system.

Development

Optimizing Data Analytics in Node.js with DuckDB: A Lightweight In-Process OLAP Solution

By IT From Zero October 14, 2026

When Node.js bottlenecks on aggregating large datasets, DuckDB serves as an ideal in-process solution. Learn how to query millions of Parquet and CSV records directly in sub-seconds.

Development

Integrating Meilisearch into Node.js: Sub-50ms Full-Text Search and Typo-Tolerance as an Elasticsearch Alternative

By IT From Zero October 6, 2026

A step-by-step guide to integrating Meilisearch into Node.js applications to build sub-50ms full-text search with typo-tolerance and minimal RAM consumption compared to Elasticsearch.

Development

Modular Monolith with Node.js: A Lifesaver for Projects Before Considering Microservices

By IT From Zero September 26, 2026

Don't rush into Microservices if your Node.js codebase is a mess. Modular Monolith is the solution to organize your code logically, ensure maintainability, and prepare for any future scaling scenarios.

Development

Say Goodbye to Passwords: Implementing Magic Links with Node.js and Nodemailer

By IT From Zero September 25, 2026

Forget passwords! A detailed guide on building a Magic Link login system with Node.js and Nodemailer to enhance user experience and maximize security.

Development

Building Professional CLIs with Node.js and Oclif: From Fragmented Scripts to Standardized Tools

By IT From Zero September 24, 2026

Don't let your workflow be slowed down by fragmented scripts. Learn how to use Oclif to build professional Node.js CLI tools and significantly boost DevOps team productivity.

Development

Handling Message Duplication in RabbitMQ: Implementing an Idempotent Consumer with Node.js

By IT From Zero September 18, 2026

Don't let your system charge customers twice! Learn how to implement an Idempotent Consumer with RabbitMQ, Node.js, and Redis to handle message duplication effectively.

Development

Why I Switched from Express to Fastify: Tips to Triple Your Node.js Throughput

By IT From Zero September 18, 2026

Forget Express if you need real performance. Discover how Fastify triples REST API processing speed through JSON Schema and smart routing mechanisms.

Development

Scaling Socket.IO: Solving Real-time Synchronization with Redis Adapter

By IT From Zero September 6, 2026

Is your Socket.IO system failing when scaling horizontally? Learn how to use Redis Adapter to sync real-time data across multiple Node.js servers effectively.