Topic

AI Coding

Cursor, Claude Code, Copilot, Aider

How to fix Claude Code creating a 'nul' file on Windows

Claude Code on Windows under Git Bash writes an undeletable file named nul into the project root. Delete it with the Win32 \?\ prefix, then update additionalDirectories so the CLI stops re-creating it.

How to fix MCP Token expired without refresh token in Claude Code

Claude Code's MCP OAuth loop forces a fresh /login every 24 hours. Here is why, and the three steps that actually break the cycle.

Launching the AI-SEO MCP: 13 tools to get your pages cited by AI assistants

A free MCP server that gives Claude, Cursor, and any MCP agent 13 tools to audit, score, and rewrite pages for AI-citation eligibility.

Fix Cursor 3 "Agent Execution Timed Out" and Jupyter not opening

The extension host is not running or is unresponsive. Three fixes: restart the extension host (Ctrl+Shift+P > Developer: Restart Extension Host), clear the extension cache, or disable conflicting extensions. Works on Windows and macOS.

Three Claude skills for end-to-end Ghost blog publishing

Three composable Claude skills that handle Ghost blog publishing end to end: topic research, HTML draft, schema injection, and Admin API POST - with the gotchas encoded.

How to fix Claude Code SessionStart hooks firing without context

Plugin SessionStart hooks fire but Claude does not see additionalContext. Move the hook to ~/.claude/settings.json. Plus four similar bugs that need different fixes.

Cursor rules not loading: 4 causes and how to fix each

Four causes: wrong scope (project vs global), invalid glob pattern, missing alwaysApply flag, or .mdc frontmatter syntax error. One-minute check and exact fix for each.

How to set up an MCP server in Claude Code on Windows

Add HTTP, SSE, and stdio MCP servers to Claude Code on Windows. The cmd /c npx wrapper, the three scopes, and the errors you hit if you skip the wrapper.