TanStack Query + Next.js 16 App Router Prefetch (2026)
June 17, 2026
Prefetch TanStack Query v5 on the server in the Next.js 16 App Router, then hydrate with HydrationBoundary: no spinners, no double fetch. Runnable 2026 guide.
#tutorial
Claude Prompt Caching in TypeScript: Cut Costs 2026
June 15, 2026
Add Claude prompt caching in TypeScript with cache_control: measure cache_read_input_tokens, cut API costs ~89%, and avoid the silent minimum-token cache miss.
React Activity Component Tutorial: Stateful Tabs (2026)
June 12, 2026
Hands-on React Activity component tutorial: preserve tab state with hidden mode, pause effects, and pre-render hidden UI. Runnable React 19.2 code, 2026.
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.
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.
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.
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.
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.
Deep Learning Fundamentals: A Practical Guide to Neural Networks
April 2, 2026
Deep learning fundamentals, practical: feedforward, CNN, RNN, Transformer. Training, optimization, regularization — with a runnable PyTorch neural network.
TensorFlow 2026 Tutorial: Mastering TensorFlow 2.19 with GPUs and Beyond
February 26, 2026
TensorFlow 2.19 (and 2.21 latest stable) tutorial for 2026: GPU setup with CUDA 12.5 and cuDNN 9.3, Python 3.10–3.12 support (2.21 adds 3.13, drops 3.9), and shipping models to real production.
Mastering Scikit-learn: A Complete 2026 Tutorial for Machine Learning
February 20, 2026
Scikit-learn for 2026: classification, regression, clustering, pipelines, hyperparameter tuning, cross-validation, and patterns that ship ML to production.
Mastering Right Joins: Practical Applications and Real-World Insights
January 22, 2026
SQL RIGHT JOIN mastered: when to use it over LEFT JOIN, real reporting examples, edge cases in Postgres/MySQL/SQLite, and why it's rarely the right default.
Networking Fundamentals Guide: From Packets to Protocols
January 3, 2026
Networking fundamentals for developers: OSI vs. TCP/IP, packets, routing, DNS, TLS — and the everyday tools (curl, dig, tcpdump, ss) that make it all legible.
SQL vs NoSQL Databases: Choosing the Right Data Backbone
September 26, 2025
SQL vs NoSQL in 2026: PostgreSQL, MySQL, MongoDB, Cassandra, DynamoDB. Consistency, schema flexibility, scaling, and when each actually fits your workload.