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Skills, slash commands, subagents, MCP - Claude Code has four ways to extend capabilities. Most developers use the wrong one. Here's the decision framework that cuts research time from weeks to days.

Anthropic's internal tests show multi-agent systems outperform single agents by 90%. But most tutorials stop at YAML configs. Here's how to build production-ready orchestrator patterns with cost optimization and debugging techniques that actually work.

Tailwind CSS 4 brings a new Oxide engine, CSS-first configuration, and 100x faster builds. But is it worth migrating your existing project? Here's what changed, what might break, and how to decide.

TanStack has grown from a data-fetching library into a complete frontend ecosystem. But with Query, Router, Table, Form, Store, DB, AI, and Start - how do you know which tools you actually need? Here's my practical guide to building with TanStack in 2026.

With EAA now enforced, ADA deadlines in April 2026, and WCAG 3.0 on the horizon, accessibility is no longer optional. Here's what you actually need to implement, with code examples and testing workflows that work.