Guide
Articles about guide.
5 Things Claude Code Pricing Does Not Tell You
Claude Code pricing is public. The number that decides your bill is not. Five gaps between the published rates and what five models actually cost me.
5 Ways Beginners Leak Credentials With AI Tools
Five ways non-developers leak API keys and tokens when they start using AI tools, taken from real sessions, plus the exact checks that prevent each one.
6 Setup Problems That Stall Every AI Beginner
Six setup problems that stall AI beginners, from 14 logged one-to-one lessons with four working professionals. What really ate the time, and the fixes.
Prompt Engineering for Professionals (Practical 2026 Guide)
What prompt engineering actually is, what it is not, and the small set of patterns working professionals need. No magic words. Real workflows.
Python for Adults: The Complete Guide for Professionals
A practical guide to learning Python as an adult with a job, family, and real constraints. Paths by profession, time budgets, and the mistakes to avoid.