270 step-by-step IT guides and fixes across Windows Server, Microsoft 365, Teams, Windows, Docker, and virtualization.
CLAUDE.md gives Claude Code persistent project context. Where it lives, what to put in it, the user vs project files, imports, and how to keep it lean and useful.
The MCP servers worth adding to Claude Code for ops work: filesystem, GitHub, Postgres, SQLite, Docker, fetch, Sentry, and Playwright, with honest caveats.
Export a Microsoft 365 mailbox to PST two ways: a Content Search eDiscovery export for admins and Outlook's import/export for a single user. Covers permissions, when to use each, and compliance.
Step-by-step guide to building a custom Claude Code subagent: write the frontmatter, a focused system prompt, scope tools tightly, test delegation, and iterate.
Run a LiteLLM gateway on Windows to serve Claude Code, Codex CLI, and OpenCode from one place. Unified keys, spend tracking, model routing, and the common fixes.
Connect Codex CLI, the Codex IDE extension, and the ChatGPT desktop app to DeepSeek V4 through the Responses API and a custom Codex model catalog.
Run DeepSeek V4 with Claude Code on Windows using its Anthropic-compatible endpoint. API key, environment variables, model choice, pricing, and the common fixes.
MCP servers cost context tokens before you type. Why each connected server's tools eat your context window, how to measure it, and how to fix it in Claude Code.
Work through why a GPO won't apply — gpupdate, gpresult, link and scope, security and WMI filtering, SYSVOL replication, slow links, and loopback — with the commands to prove it.