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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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What is Claude Duet, and how do you use Anthropic’s new agent app?
Claude Duet is Anthropic's new agent app: it reads your connected email, calendar and work apps, sends a morning brief, checks in through the day and builds files like forecasts and decks. Here is what it does, who can get it, how to set it up and what it asks before acting.
- SQL · November 10, 2024 · 14 min read
SQL Tutorial 13: Strategies for Maintenance and Optimization
Keep databases healthy over time with backups you can restore, slow query awareness, stats and vacuum concepts, access grants, and on-call hygiene. Close the SQL series with a full path recap and next learning links.
- Analytics · September 6, 2026 · 12 min read
A/B tests intuition for analysts
A/B tests need a clear unit, a primary metric, and honest peeking rules. A green checkmark with +3.2% lift can still be calendar-driven science if you stop early.
- Models · November 4, 2026 · 13 min read
What is Qwen-Coder? Alibaba’s AI models for writing code
Pick Qwen-Coder for real refactors, keep agents in a sandbox, and run dialect tests before merge. General chat fluency is not a substitute for execution.
- Data work · September 11, 2026 · 13 min read
When to stop prompting an AI chatbot and do the task yourself
Prompting has a clock. When facts, feeling, or your signature matter, close the chat and do the task yourself.
