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Search-friendly archive of every Feature post, including AI coding agents, MCP security, WebGPU local AI, TypeScript, React, and developer productivity.

AI Tools

MCP Server Security Checklist for AI Coding Tools

Model Context Protocol searches are growing because every tool wants to connect agents to files, browsers, databases, and SaaS APIs. Before you connect an MCP server to your coding agent, use this security checklist.

Feature Field Engineering · Jul 5, 2026 · 8 min read

AI Tools

Browser-Native AI: What WebGPU Changes for Local Models

Small language models and embedding models are moving into the browser. WebGPU does not make every app an AI app, but it changes the privacy, latency, and cost equation in practical ways.

L. Marín · Jul 1, 2026 · 9 min read

Web Development

React 19 is Live: What Actually Changed for Your Next.js App

React 19 ships with Actions, the use() hook, and a new ref protocol but most migration guides bury the real behavioral changes under hype. Here is what actually breaks, what gets simpler, and what to leave alone.

R. Okafor · Jun 8, 2026 · 10 min read

Developer Productivity

Designing Resilient Retry Logic for APIs

Naive retries turn a slow dependency into a self-inflicted outage. The difference is backoff, jitter, and knowing which errors are worth retrying at all.

M. Calder · Apr 28, 2025 · 8 min read

Developer Productivity

Git Worktrees: Parallel Branches Without the Chaos

Stashing mid-refactor to review a colleague's PR is a tax you pay every day. Worktrees eliminate it by letting multiple branches exist on disk at once.

M. Calder · Apr 14, 2025 · 7 min read

Programming Guides

Writing Clean Async JavaScript with async/await

async/await makes asynchronous code read like synchronous code — which is exactly why it hides easy mistakes. Patterns for flow, errors, and concurrency.

M. Calder · Mar 31, 2025 · 9 min read

Programming Guides

TypeScript Generics, Explained Without the Jargon

Generics look intimidating because of the angle brackets. Underneath, they are a simple idea: 'a placeholder for a type I will tell you later.'

L. Marín · Mar 17, 2025 · 10 min read

Web Development

Type-Safe Data Fetching with React Query

React Query handles caching, retries, and stale-ness. The part it leaves to you — types — is where most teams leak bugs. Here is a clean pattern.

R. Okafor · Mar 3, 2025 · 9 min read