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How to Become a Data Scientist

Sep 15, 2025 • Josep Ferrer

Why Soft Skills Are the New Hard Skills

May 6, 2025 • Josep Ferrer

How to Actually Get Started with Python

Oct 14, 2025 • Josep Ferrer

Why Resilience Is the New Hard Skill

May 20, 2025 • Josep Ferrer

Josep's Notes 🚀

You’re Using ChatGPT Wrong (According to 700M Users)

Notes #13 - Why asking > doing, and how to turn prompts into business decisions.

Sep 16, 2025 • Josep Ferrer

The Importance of Context

Notes #12 - Don’t just show data. Tell the story that moves people.

Jun 3, 2025 • Josep Ferrer

Position Yourself for Luck

Notes #11 - How to shift your environment, act with agency, and make better decisions that attract opportunity.

May 28, 2025 • Josep Ferrer

Why Resilience Is the New Hard Skill

Notes #10 - The skill that keeps you growing when plans fall apart

May 20, 2025 • Josep Ferrer

Cheatsheets 🧩

How to Actually Get Started with SQL

CS16 - A clear (and human) guide to get started without drowning

Oct 22, 2025 • Josep Ferrer

How to Actually Get Started with Python

CS15 - A clear (and human) guide to get started without drowning

Oct 14, 2025 • Josep Ferrer

ML - What It Is, How It Works & Why It Matters

CS14 - An ML beginner-friendly guide with a visual cheatsheet.

May 5, 2025 • Josep Ferrer

How Python Manages Data in Memory

CS13 - Types, Values, Variables and Names

Apr 28, 2025 • Josep Ferrer

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SQL crash course 🔢

SQL COURSE PROBLEM #4

SQL Crash Course - Managing Financial Services Database

Jun 6, 2025 • Josep Ferrer and Cornellius Yudha Wijaya

SQL COURSE PROBLEM #1

SQL Crash Course - Managing your own newsletters

May 29, 2025 • Josep Ferrer and Cornellius Yudha Wijaya

SQL Crash Course – Getting into Practice! 👨🏻‍💻

SQL Crash Course Tehory Ending, and starting of hands-on! 🚀

May 23, 2025 • Josep Ferrer and Cornellius Yudha Wijaya

#19 SQL Execution Order

SQL Crash Course #18

May 15, 2025 • Josep Ferrer and Cornellius Yudha Wijaya

Recent posts

How to Actually Get Started with HuggingFace 🤗

A clear (and human) guide to get started without drowning

Oct 28, 2025 • Josep Ferrer

How to Actually Get Started with SQL

CS16 - A clear (and human) guide to get started without drowning

Oct 22, 2025 • Josep Ferrer

How to Actually Get Started with Python

CS15 - A clear (and human) guide to get started without drowning

Oct 14, 2025 • Josep Ferrer

How to Actually Get Started with LLMs

A clear (and human) guide to get started with LLMs without drowning

Oct 8, 2025 • Josep Ferrer

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