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●2.1.301 — Adds the vim % motion, LaTeX math rendering in the VS Code panel, and a retry-watchdog limit for usage-limit waits (10/15)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 44 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…●2.1.301 — Adds the vim % motion, LaTeX math rendering in the VS Code panel, and a retry-watchdog limit for usage-limit waits (10/15)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 44 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…
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⟐ Claude Code/2026-06-14Intermediate

Finding and Installing Claude Code Plugins from a Marketplace — Read What's Inside Before You Trust It

A practical walkthrough for discovering and installing Claude Code plugins from a marketplace. Beyond the /plugin commands, it covers how to read the bundled contents before you install, and how to choose between User and Project scope.

⬡ API & SDK/2026-06-02Advanced

Beyond Tools in MCP: Designing with Resources, Prompts, and Sampling

Cramming everything into MCP tools hits a wall fast. Here is how resources, prompts, and sampling untangle a server, told through a real wallpaper-app asset manager I cut from 14 tools down to 5.

⟐ Claude Code/2026-05-25Intermediate

Wiring Chrome DevTools for agents 1.0 into Claude Code: a setup memo

Google shipped Chrome DevTools for agents 1.0 as a stable release. Here is how I wired it into Claude Code, why I picked the MCP path over the CLI, and how it compares to the version bundled in Antigravity 2.0.

⟐ Claude Code/2026-05-24Intermediate

Recovering from Claude Code's 'Tool result could not be submitted'

What 'Tool result could not be submitted' really means in Claude Code, and the practical recovery steps I rely on after years of running indie apps with 50M+ downloads through it.

⟐ Claude Code/2026-05-23Advanced

Skill, Subagents, and Rules in Claude Code: A One-Hour Implementation Loop That Fits a Solo Operator

Misaki Ito at SonicGarden wrote about wiring Claude Code's Skill, Subagents, and Rules to close a week's worth of low-priority work in one meeting. Here is how I adapted that pattern as a solo developer running a 50M-download app business.

⬡ API & SDK/2026-05-20Advanced

Compressing Tool Results in Claude Agents — Aggregating Large Responses Without Bloating Context

When a database returns 8,000 rows, a scrape returns 200KB of HTML, or a file read returns several megabytes, dropping the raw payload into your Claude tool result wrecks both cost and quality. This guide presents a three-layer compression architecture — schema projection, summarization, and reference handles — with TypeScript examples from a production agent pipeline.

⟐ Claude Code/2026-05-11Intermediate

Claude Code MCP Server Won't Start — How to Fix "spawn npx ENOENT" and PATH Issues

You configured an MCP server in Claude Code's settings.json, but it never starts — just "spawn npx ENOENT" or "spawn uvx ENOENT" errors. The culprit is a PATH mismatch between your shell and Claude Code's spawning environment. Here's how to diagnose and fix it.

⟐ Claude Code/2026-05-06Advanced

Build a Personal AI Automation Hub with Claude Code and MCP — Cross-Service Integration Guide

How to build a personal AI automation hub spanning GitHub, Notion, and Slack with Claude Code and MCP — covering cross-service context, error-handling code, production pitfalls, and a measured ~60% token reduction.

⟐ Claude Code/2026-05-05Advanced

Claude Code MCP Connection Troubleshooting: A Complete Diagnostic Guide

A systematic approach to diagnosing MCP server failures in Claude Code—from config file validation to transport-layer debugging, crash recovery, and multi-server production patterns.

⟐ Claude Code/2026-05-05Beginner

MCP Server Suddenly Stopped Working in Claude Code: A 5-Step Diagnosis Guide

Five steps for diagnosing a broken MCP server: check /mcp status, read stderr logs, validate JSON config, verify auth tokens, and restart Claude Code cleanly.

⟐ Claude Code/2026-05-04Intermediate

From Handy Tool to Development Backbone: Five Operational Pillars for Claude Code

Claude Code is not just a coding assistant — it can become the backbone of your entire development process. Here are the five operational pillars that turn it from a helpful sidekick into the engine of your workflow.

⟐ Claude Code/2026-05-04Intermediate

Claude Code MCP Servers in Practice — From Setup to Real-World Use

A practical guide to connecting MCP servers in Claude Code — covering configuration tips, common errors, and real project setups that actually work.