nodejs

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1
Why Does an NPM Math Library Need an Encrypted Loader?safedep.io
SafeDep discovered that several npm packages masquerading as mathjs contain an encrypted loader that only activates when a caller passes a particular matrix to the LU solver, using the matrix’s lower‑triangular factor as the decryption password. The loader decrypts and executes a multi‑stage remote‑access implant that talks to Slack, Telegram and a blockchain contract, and the same technique is r…
Hacker News front pagesafedep.ioSafeDep Team10h10 minHN9627
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Cutting Node.js Memory Footprint with HyperLogLog and Count-Min Sketch in TypeScript sitepoint.com
A step‑by‑step tutorial showing how to implement HyperLogLog and Count‑Min Sketch in pure TypeScript for Node.js, with a fast MurmurHash3‑x86‑32, memory‑bounded registers, merge support, and a Vitest benchmark suite that runs under `--expose-gc`.
SitePointsitepoint.com3d16 min
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Setting Up Cloudflare Tunnels with Docker Compose for Persistent Webhook Debugging sitepoint.com
A step‑by‑step tutorial showing how to run a persistent, free Cloudflare Tunnel alongside a TypeScript/Node.js webhook consumer in Docker Compose, replacing ngrok for local webhook debugging.
SitePointsitepoint.com3d14 min
4
How to Build an Event-Driven Lead Scoring Pipeline with Node.js and PostgreSQL sitepoint.com
This tutorial demonstrates building an event-driven lead scoring pipeline using Node.js and PostgreSQL. It focuses on robust design patterns like idempotency, secure webhook processing, and transactional consistency with a transactional outbox.
SitePointsitepoint.comVasyl Popovych5d16 min
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WebAuthn Passkey Recovery: Building Account Fallbacks and Backup Codes in Node.js sitepoint.com
A step‑by‑step tutorial for building a zero‑trust WebAuthn passkey recovery flow in Node.js/TypeScript. It covers generating 128‑bit backup codes, hashing them with Argon2id, rate‑limited verification, time‑boxed JWT recovery sessions, and orchestrating new credential registration with @simplewebauthn/server while revoking lost credentials and rotating codes.
SitePointsitepoint.com3d19 min
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From support ticket to GitHub issue: Building a reliable escalation workflow sitepoint.com
A step‑by‑step guide for turning support tickets into well‑structured GitHub issues. It defines escalation criteria, outlines a decision table for support, specifies required fields, and provides a minimal Node.js 24 adapter that validates input, builds a markdown issue body, and calls the GitHub Issues API with proper error handling and security considerations.
SitePointsitepoint.comVasyl Popovych4d11 min
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Building a Reliable Script-to-Video Pipeline for Modern Web Applications sitepoint.com
A practical guide to building a reliable, observable script‑to‑video pipeline. It advocates a staged architecture (scene manifest → asset generation → voice → rendering → encoding), validates AI‑generated JSON with Zod, persists project and scene state, uses explicit workflow states, runs heavy work in background queues, limits concurrency, and stores voice, captions, and assets separately to ena…
SitePointsitepoint.comRaas Digital7d11 min
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Designing Email Infrastructure for a Production Web Application sitepoint.com
The article explains how to treat email as a core production dependency in a Node.js app, covering credential management, async queues, idempotent jobs, priority handling, DNS auth, and safe logging.
SitePointsitepoint.comSaifullah Adenwalla1mo10 min
9
Using Docker Compose for NodeJS Development cloudbees.com
This tutorial demonstrates how to set up a Node.js application with a PostgreSQL database using Docker Compose for local development. It covers creating a Dockerfile for the Node.js app and defining both services in a docker-compose.yml file, including volume mounts and environment variables.
Codeshipcloudbees.comKelly Andrews1mo9 min