Data Science Tutorials

Large Excel files slow everything down and make sharing harder than it should be. This guide explains why Excel files grow over time and shows practical, safe ways to reduce file size.

Learn how to pull images safely, troubleshoot common errors, and handle pulls in production and CI/CD environments.

Build production-ready voice AI assistants with xAI's Grok Voice Agent API and LiveKit.

Learn how to build a Gradio Poster Studio App with Qwen-Image-2512 that generates e-commerce creatives with strong typography, clean layout, and photorealistic product scenes.

Accuracy isn't enough. Learn the difference between precision and recall, understand the trade-off, and choose the right metric for your model.

Learn how to run the SAM Audio base model locally and experience state-of-the-art audio segmentation by isolating voices and sounds with simple, intuitive prompts on an RTX 3090 GPU.

Fine-tune Qwen3-VL-8B on electronic schematics using LoRA. Learn the full pipeline from data preparation to publishing your model on the Hugging Face Hub.

Master dbt Cloud setup, the Studio IDE, and advanced features like Copilot, Mesh, and the Semantic Layer in this step-by-step analytics engineering tutorial.

Learn how knowledge graphs solve the limitations of traditional RAG systems.

Learn how to use GPT-5.2 to turn any CSV into an Excel workbook and a citation-grounded PowerPoint deck inside a Streamlit app.

Learn to extract textual data from documents and images using Mistral's latest and most capable OCR model, Mistral OCR 3.

Learn how to connect tables, write DAX formulas, and build interactive reports inside Excel.