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Analytics and AI without the intimidation. Plain-language guides to SQL, data work, and practical AI — examples you can use at work, a little humor, no PhD required.
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When Work beats Chat (and when it does not)
Part 4 closes the ChatGPT Work tutorial. Use a decision table for when Work beats Chat, when Chat is enough, and which wrong doors to avoid. Then continue to Codex and Custom GPTs with a series recap you can reuse on Monday.
Plugins, connectors, and tools
Part 7 of Claude Code tutorial. Map built-in tools, MCP connectors, and plugins that bundle skills, subagents, hooks, and settings. Climb the…
Profile before you polish
Cleaning before you look is how silent bias sneaks into dashboards. Learn a lightweight profile of counts, nulls, ranges, and weird categories…
Multi-step jobs and checking results
Part 3 of the ChatGPT Work tutorial. Run multi-step jobs as a goal-plan-act-checkpoint loop: review the plan, steer mid-run, check usage, and…
Markdown and project instruction files (CLAUDE.md, AGENTS.md, and friends)
Part 6 of the Claude Code tutorial. How CLAUDE.md, AGENTS.md, README, and related instruction files split work between humans and agents, with…
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