Articles 2026-09-25 46

Free Tools and Resources to Start Data Analysis

Most core data analysis tools are available for free, or with a free tier that's enough for learning.

Google Sheets: a completely free Excel alternative for learning functions and pivot tables.
SQLite Online or DB Fiddle: to try SQL queries directly in the browser, no installation needed.
Power BI Desktop: completely free for building professional dashboards.
Kaggle Datasets: thousands of free real datasets to practice on.
Google Data Analytics Certificate: a structured program (some content available to audit for free).

Start with one analysis project using real Kaggle data, and apply every tool you learn to it, instead of learning each tool in isolation.

Articles 2026-09-27

AI has become a core part of modern cybersecurity tooling. Here is a categorized list of the actual tools used in the field today.

Articles 2026-09-26

A practical step-by-step plan to learn Python, from setting up your environment to writing your first real program, with no prior programmin…

Articles 2026-09-26

The most common mistakes that slow beginners down in Python, from indentation errors to copying code without understanding it.

Related posts