Data Science Tutorials

Learn how denormalization boosts read performance by reducing joins and simplifying queries. Understand the trade-offs, techniques, and use cases that make it a powerful tool for analytics and reporting systems.

Discover how to unlock Excel's Developer tab, explore its core components, and apply macros, controls, and XML tools to automate workflows and enhance productivity.

Learn about DeepSeek-V3.2-Exp, its new sparse attention mechanism, how it reduces API costs and improves long-context handling, and how to use it in your own projects.

Learn what the Git rest HEAD command is, how it works, and its related safety and recovery considerations.

Set up Ollama in Docker to run local LLMs like Llama and Mistral. Keep your data private, eliminate API costs, and build AI apps that work offline.

Learn functional decomposition techniques to build scalable, maintainable software systems. Discover step-by-step methods, real-world examples, and best practices for system design.

Learn how to move a column in Excel using drag-and-drop, cut-and-insert, and shortcuts. Discover tips to improve efficiency across all versions of Excel.

Learn how Anthropic's Imagine with Claude introduces a new paradigm for AI-assisted software development, generating functionality on the fly.

Learn how the Claude Agent SDK works by building three projects, from one-shot to custom-tool agents.

Learn how CrewAI, LangGraph, and AutoGen approach multi-agent AI. Explore their differences in workflows, memory, scalability, and collaboration to discover which fits your needs best.

Learn how to run your first MongoDB vector search. This tutorial walks you through finding similar items with embeddings and step-by-step examples.

Learn how to run Qwen3-Next locally, serve it with transformers serve, and interact using cURL and the OpenAI SDK, making it ready for your app integrations.