How to learn Power BI for free in 2026 (real path, no fluff)
Practical guide to learn Power BI from scratch without paying for courses. Free resources, learning path, and mistakes to avoid.
Posts about tutorial
DataOps: how Netflix and Spotify manage data at scale
DevOps revolutionized software development. DataOps is doing the same for data. Practical guide with tools and real cases.
50 ChatGPT Prompts That Actually Work (2026)
Collection of tested prompts for work, study, coding, and creativity. Copy, paste, and adapt.
Cursor AI: Complete Guide to the IDE That Changes How You Code
What Cursor is, how it works, when to use it vs Copilot, updated pricing, and tips to get value from day one.
Generative AI: What It Is and How It Works (Simply Explained)
What is generative artificial intelligence, how it works, real examples, and why it's changing everything. No jargon.
Data Engineering Guide: From Excel to Professional Pipelines
What a Data Engineer is, what tools they use, what the real day-to-day looks like, and how to start if you come from Excel/Power BI.
DeepSeek: what it is and how to use it for free
Complete DeepSeek guide for 2026. Free ChatGPT alternative: web, mobile app, and local installation with Ollama.
Prompt Engineering Guide: How to Talk to LLMs
Everything you need to know to write effective prompts. From beginner to advanced, with practical examples and the limits nobody tells you about.
Self-Hosting Guide: Control Your Data and Save Money
Why host your own tools, what stack to use, the best self-hosted alternatives, and when it's NOT worth it.
What Are AI Agents (explained without jargon)
Beginner's guide: what an AI agent is, how it differs from ChatGPT, real examples, and where to start.
What is DAX in Power BI: A Practical Guide for Beginners (with Examples)
Learn DAX from scratch: what it is, what it's for, difference from Power Query, the 5 essential functions, and common mistakes. With code examples.
What is Power Query and How to Use It (Excel and Power BI)
Complete Power Query guide: what it is, where to find it in Excel, the 10 most useful transformations, and why it beats VLOOKUP.