All Articles & Tutorials
Explore practical guides, step-by-step masterclasses, and foundational definitions across AI, SQL, and data systems — written in plain, human English.
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How to work with long documents and many files in ChatGPT
Part 3 of the ChatGPT everyday tutorial. How to handle long documents and multi-file work with chunking, indexing, quote checks, Projects, and a no-secrets recipe you can reuse…
How to install Claude Code and run it for the first time
Part 1 of the Claude Code tutorial. Install with native scripts, Homebrew, or WinGet, verify with claude –version, log in, pick a surface, and survive first run with…
How to turn one-off pandas data cleaning into a repeatable pipeline
Turn ad-hoc notebook cells into a light load-clean-validate-summarize pipeline you can trust. Small functions, row-count checks, and cold-start reruns make your Python analytics reproducible for teammates.
How to get better answers from ChatGPT with structure and examples
Part 2 of the ChatGPT everyday tutorial: role, goal, constraints, example, and format. Weak vs strong prompts, micro-examples, and a diagnose-patch-rerun loop when Chat is wrong.
Do you need the Claude API and Console? Only if you build apps
Part 6 closes the Claude product map: chat subscriptions and the API Console are separate bills and separate jobs. Open platform.claude.com only if you build software that calls…
