Claude Batch API in TypeScript: Bulk Extraction (2026)
June 11, 2026
Claude Batch API tutorial in TypeScript: submit thousands of structured-output requests at 50% cost, poll status, stream results, and validate with Zod.
#typescript
Cursor Pagination in Postgres with Node.js (2026)
June 10, 2026
Build fast cursor pagination on Postgres with Node.js and TypeScript: keyset queries, a compound (created_at, id) tiebreaker, and opaque base64url cursors.
React useEffectEvent Tutorial: Stop Effect Re-Runs (2026)
June 8, 2026
Hands-on React useEffectEvent tutorial: fix stale closures, stop useEffect re-running on prop changes, and migrate from useCallback. Runnable 2026 code.
Claude Structured Outputs in TypeScript with Zod (2026)
June 7, 2026
Get guaranteed JSON from the Claude API in TypeScript: structured outputs with Zod, strict tool use, plus refusal and max_tokens handling. Runnable 2026 guide.
Idempotency Keys for a Node.js API with Postgres (2026)
June 6, 2026
Make POST and PATCH retry-safe. Build a production idempotency-key layer in TypeScript on Node 24 with Fastify 5 and Postgres 18: atomic claims, 409s, replays.
TanStack Router Type-Safe Search Params With Zod (2026)
June 4, 2026
Validate URL search params in TanStack Router with Zod: defaults, fallbacks, search middlewares, and the Zod 4 adapter gotcha. Runnable 2026 guide.
Build an MCP Client in TypeScript: A 2026 Tutorial
June 3, 2026
Build a Model Context Protocol (MCP) client in TypeScript with @modelcontextprotocol/sdk: connect over stdio, list and call tools, and handle errors correctly.
NATS JetStream Worker in TypeScript: Retries & DLQ (2026)
June 2, 2026
Build a durable NATS JetStream worker in TypeScript on Node 24: create a stream, a pull consumer with explicit acks, backoff retries, and a dead-letter queue.
Next.js 16 Cache Components: Multi-Tenant Tutorial (2026)
June 1, 2026
Production Next.js 16 Cache Components tutorial for multi-tenant SaaS: tenant-scoped cache keys with use cache, per-tenant cacheTag, and cacheLife.
Drizzle ORM + pg-boss Atomic Transactions Tutorial (2026)
May 31, 2026
Send Postgres-backed pg-boss 12 jobs inside a Drizzle ORM transaction with the fromDrizzle adapter, retries, dead letters, and cron schedules.
Claude Tool Use in TypeScript: Agentic Loop Tutorial (2026)
May 29, 2026
Hands-on Claude Sonnet 4.6 tool use tutorial: build a typed agentic loop in TypeScript with the Anthropic SDK 0.98, parallel tool calls, and JSON Schema.
Fail-Open vs Fail-Closed Middleware: Hono + Redis (2026)
May 28, 2026
Build resilient Hono middleware that fails open or fails closed when Redis is down: auth, feature flags, rate limits, plus a typed TypeScript circuit breaker.
Tailwind v4 + Vite from Scratch: CSS-First @theme (2026)
May 26, 2026
Build a Vite + Tailwind CSS v4 project in 2026: the @theme directive, @custom-variant dark mode, @source paths, custom @utility, no config file.
API Rate Limiting with Upstash Redis: 2026 Node Tutorial
May 24, 2026
Add production rate limiting to a Node.js API with Upstash Redis sliding windows: reusable Hono middleware, 429 + Retry-After headers, multi-tier limits.
Astro Actions Tutorial: Type-Safe Forms in 2026
May 23, 2026
Build a type-safe feedback form with Astro Actions and Zod: server-side validation, typed per-field errors, progressive enhancement, and server islands.
Deploy Bun + Hono on Fly.io: 2026 Production Guide
May 21, 2026
Deploy a production Bun + Hono app on Fly.io: multi-stage Bun Dockerfile, fly.toml with auto-stop machines and health checks, secrets, and graceful shutdown.
Next.js 16 Optimistic UI Tutorial: Server Actions 2026
May 18, 2026
Production tutorial: ship optimistic UI in Next.js 16.2 with React 19.2 useOptimistic, useActionState, useFormStatus, rate limits, and revalidatePath.
pg-boss Tutorial: Postgres Job Queue in Node 24 (2026)
May 15, 2026
Production pg-boss tutorial. Queue jobs in Postgres from Node.js 24 with TypeScript, retries, dead-letter queues, cron, and graceful shutdown.
MCP Server in TypeScript: OAuth 2.1 + Streamable HTTP (2026)
May 14, 2026
Build a production MCP server in TypeScript with OAuth 2.1, RFC 8707 resource indicators, Streamable HTTP, and scope-aware tool authorization in 2026.
Next.js 16 Streaming Tutorial: Suspense + use cache 2026
May 12, 2026
Hands-on Next.js 16.2 tutorial: stream Server Components with Suspense and loading.tsx, then cache them with use cache, cacheLife, and updateTag in 2026.
htmx Tutorial: TypeScript Express Live Kanban (2026)
May 9, 2026
Build a production htmx kanban with TypeScript, Express 5, and SSE live updates. 2026 step-by-step tutorial—real code, no React, every version pinned.
Cloudflare Workers + R2 Image CDN: 2026 Tutorial
May 8, 2026
Hands-on 2026 tutorial: build a production image CDN with Cloudflare Workers + R2 — IMAGES binding, edge caching, signed URLs, AVIF/WebP negotiation.
Next.js Pages Router to App Router: A 2026 Migration Tutorial
May 6, 2026
Hands-on 2026 tutorial: migrate a Next.js 16 app from Pages Router to App Router — codemods, async params, route handlers, and the legacyBehavior trap.
Advanced JavaScript: Building Real Games and Smarter Apps
November 11, 2025
Build production-grade JavaScript games with Kaplay and AI chatbots with LangChain.js. Master MVC architecture, component-based design, and RAG systems.
The Modern Coder’s Toolkit: Python, JavaScript, Go & Rust
October 4, 2025
The modern coder's toolkit in 2026 — Python, JavaScript, Go, or Rust: when each wins, performance trade-offs, career leverage, and concrete example projects.
Python, JavaScript, TypeScript, Go, and Rust: A Deep Dive into Modern Programming Tools
September 27, 2025
Python, JavaScript, TypeScript, Go, Rust — deep dive into modern programming: where each wins, ecosystem maturity, and how teams mix them on real projects.
Inside Modern Programming: Python, TypeScript, Rust & the Open Source Pulse
September 20, 2025
Modern programming in 2026: where Python, TypeScript, and Rust each win, and how the open-source ecosystem around them actually shapes your daily work.