Author: Jose S
Long docs and multi-file work
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…
A light cleaning 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.
Install / open Claude Code and first run
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…
Better answers 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.
Missing data and dtypes
Nulls, empty strings, and bad dtypes break joins and totals in quiet ways. Learn safe pandas casting with coerce, careful fill versus drop, and a symptom-to-fix table you…
