How to Build a Node.js API with TypeScript
Compile a strict TypeScript API to JavaScript, use Node-compatible module settings, separate development type checking from production execution, and ship only required artifacts.
How to Connect Node.js to PostgreSQL with Connection Pooling
Connect a Node.js API to PostgreSQL using a bounded pool, parameterized queries, transactions, timeouts, and clean shutdown without leaking clients.
How to Use Redis Caching in a Node.js Application
Add cache-aside reads to a Node.js service with explicit JSON serialization, namespaced keys, finite TTLs, invalidation, reconnect handling, and measurable cache hits.
How to Implement JWT Authentication and Refresh Tokens in Node.js
Issue short-lived access tokens and rotating opaque refresh tokens, hash stored refresh credentials, validate claims and algorithms, and revoke sessions safely.
How to Install Node.js 24 LTS on Ubuntu 24.04
Install the official Node.js 24 LTS binary on a 64-bit Ubuntu server, verify its published checksum, and keep application dependencies reproducible with npm lockfiles.
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