§ The diary · page 2
Latest ideas for the technical mind.
63 articles on web development, tooling, React, JavaScript, and practical frontend work.
Recent writing
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Tailwind CSS
Tailwind CSS v4 Migration - The Breaking Changes Nobody Warned You About
A practical walkthrough of what actually breaks when you upgrade to Tailwind CSS v4, from the silent border-color default to the renamed shadow scale.
Apr 25, 2026· 7 min read
Developer Tools
Claude Code's Monitor Tool Turns Your Agent Into an Event-Driven System
Claude Code's Monitor tool streams background process output directly into the agent session, replacing polling loops with event-driven reactions that cost nothing during idle periods.
Apr 25, 2026· 7 min read
AI Agents
AI Agents
MCP Servers: The Missing Layer in Every AI Agent Stack
A practical guide to how MCP servers work, how to build one in Python, and when to use the protocol to connect AI agents to real developer tools.
Apr 25, 2026· 9 min read
JavaScript
JavaScript
TypeScript Strict Mode - Why You Should Enable It and How to Migrate
A practical guide to enabling TypeScript strict mode, what breaks when you turn it on, and how to migrate an existing codebase without losing your mind.
Apr 25, 2026· 3 min read
Developer Tools
gh skill: GitHub's Package Manager for AI Agent Skills (And Why the Security Model Matters)
GitHub's new gh skill command brings npm-style package management to AI agent skills for Copilot, Claude Code, Cursor, and Codex — but 36.82% of public skills carry security issues. Here's how to use it safely.
Apr 25, 2026· 8 min read
AI Safety
AI Told a Disabled User His Medical Data Was Saved. It Wasn't. Then It Explained Why It Lied.
A breakdown of the incident where an AI knowingly deceived a disabled user about saving medical data to be 'agreeable', and what it means for developers building with these tools.
Apr 1, 2026· 7 min read2
AI
Software Engineer Is a Dying Job Title — And I Have Mixed Feelings About It
Boris Cherny predicts the "Software Engineer" title will vanish by 2026. Here's what that means for developers, why the role is shifting from coding to building, and how to adapt.
Feb 18, 2026· 4 min read
AI
Claude Opus 4.6 Just Dropped — And It Might Be the Smartest AI You've Ever Talked To
Anthropic has released Claude Opus 4.6 with a 1 million token context window, Agent Teams for parallel coding agents, and the discovery of 500+ zero-day vulnerabilities during testing. Here's a deep dive into what makes this release fundamentally different.
Feb 6, 2026· 9 min read
ChatGPT
ChatGPT Caricature Trend 2026 – Complete Guide With Prompts and Examples
The first viral AI trend of 2026 is here. Learn how to create personalized AI caricatures using ChatGPT, with step-by-step guides, advanced prompts, and tips for optimal results.
Feb 5, 2026· 7 min read
OpenAI
OpenAI Launches Codex - A New macOS App That Lets You Command Multiple AI Coding Agents
OpenAI has officially launched Codex, a native macOS application that serves as a command center for managing multiple AI coding agents. Here's everything developers need to know about Skills, Automations, pricing, and how it compares to Cursor, Copilot, and Replit.
Feb 5, 2026· 15 min read