Tutorials
Step-by-step coding tutorials and walkthroughs.
MCP for Beginners: Model Context Protocol Explained
MCP for beginners: what Model Context Protocol is, why it matters in 2026, and how to write a simple MCP server in Python and wire it to Claude Code.
Excel to Python: A Practical Guide for Analysts
Excel to Python without the pain. The exact Pandas equivalents for VLOOKUP, SUMIF, and pivot tables, from an analyst-friendly tutor.
Claude Code Voice Feature: The Guide (and One Pro Tip)
Claude Code voice feature walkthrough plus the one meta-instruction that turns rambled audio into clean, structured output instead of disorganized text.
Data Science for Career Changers: The Honest Path in 2026
Data science for career changers, explained without the hype: prerequisites, the real stack, a 6 to 12 month timeline, and the path that actually finishes.
Build Your First RAG App: A Practical Python Tutorial
Build your first RAG app in Python with Claude and Chroma. Load, chunk, embed, retrieve, generate. Complete tutorial with runnable code, May 2026 stack.
Python Learning Path for Professionals: The 4-Phase Plan
The Python learning path I actually teach working professionals: 4 phases, real timelines, and the single variable that decides whether you finish.
Scikit-Learn for Beginners (Adult Guide to Your First ML Model)
A hands-on beginner guide to scikit-learn for adult learners. Build your first working machine learning model in 30 minutes, plus the 4 workflows that cover most real ML work.
Claude Code Tutorial for Beginners (2026 Hands-On Guide)
A complete beginner's tutorial for Claude Code. Install, first session, real workflows, permissions, and when to use it vs ChatGPT or Cursor. From zero to productive.