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Articles and free lessons, newest first.
February 25, 2026 · Chapter
What is Machine Learning?
Machine learning has become one of the most influential technologies in modern computing. It represents a fundamental shift in how we approach problem-solving with computers. Rather than explicitly programming rules for a computer to follow, we provide data and let the computer discover the rules itself.
February 6, 2026
What is Compound Interest?
January 7, 2026 · Chapter
Investment Risk and Returns
Investing in financial markets always involves some level of risk, and understanding the relationship between risk and return is crucial for investors. Risk refers to the uncertainty of the outcome of an investment, while return refers to the profit or loss generated by an investment over time. Investors expect to be compensated for taking on additional risk. Let’s understand the concepts of investment risk and return in more detail.
January 3, 2026
Getting Started with Jupyter Notebooks
Learn to use Jupyter notebooks for interactive coding, data analysis, and sharing your work.
January 3, 2026
Python vs R: Which Should You Learn?
A practical comparison for finance professionals deciding between Python and R for data science and analytics.
December 23, 2025
The Math Behind Data Science: What You Actually Need to Know
A practical guide to the math concepts behind data science—what you actually need to know as a finance professional, and what the libraries handle for you.
December 23, 2025
Excel to Python: A Transition Guide
Already comfortable with Excel? Learn how your spreadsheet skills translate directly to Python and Pandas.
December 23, 2025
Setting Up Your Development Environment
Step-by-step guide to install Python, R, and essential data science tools on your computer.
September 1, 2025
Mini Roadmap - Data Science & Analytics for Finance [Free Download]
August 12, 2025
How to Become a Financial Analyst: A Practical Roadmap
January 9, 2025
Value at Risk for Derivative Instruments
January 7, 2025
Perpetual Bond Pricing
September 24, 2024 · Machine Learning
RAG and its Applications in Finance
November 20, 2023 · Python Programming · Chapter
Pandas - Install Python and Pandas
August 2, 2023 · Machine Learning
Practical Uses of ChatGPT for Finance Professionals
August 1, 2023 · R Programming
How to Create a Covariance Matrix in R
July 31, 2023 · Machine Learning
What is Principal Component Analysis (With Steps)
July 27, 2023 · R Programming
Sorting Data in R Using order() Function
July 26, 2023 · R Programming
How to Perform Correlation Analysis in R for Financial Data
July 1, 2023 · Securities & Markets
What is Decentralized Finance (DeFi)
March 10, 2023 · Securities & Markets
Understanding Fungibility: What It Is and How It Works