Skip to main content
learning data science

Data Science Tutorials

Develop your data science skills with tutorials in our blog. We cover everything from intricate data visualizations in Tableau to version control features in Git.
Discover categories
GroupTraining 2 or more people?Try DataCamp for Business
Python

Python Circular Import: Causes, Fixes, and Best Practices

Learn what causes circular imports in Python, how they break your code, and explore proven strategies to detect, fix, and prevent them in real projects.
Samuel Shaibu's photo

Samuel Shaibu

June 12, 2025

Data Science

Least Squares Method: How to Find the Best Fit Line

Use this method to make better predictions from real-world data. Learn how to minimize errors and find the most reliable trend line.
Amberle McKee's photo

Amberle McKee

June 12, 2025

Data Science

The T-Distribution: A Key Tool for Small Sample Inference

Understand how the t-distribution helps when sample sizes are small or population variance is unknown. Compare it to the normal and Z-distributions to learn when each is appropriate.
Vidhi Chugh's photo

Vidhi Chugh

June 11, 2025

Excel

Excel SEQUENCE(): A Helpful Guide to Dynamic Arrays

Master the `SEQUENCE()` function to supercharge your spreadsheet skills. Learn how to create dynamic lists, automate calculations, and unlock new Excel possibilities.
Josef Waples's photo

Josef Waples

June 10, 2025

Azure

Azure Cosmos DB: A Global-Scale NoSQL Cloud Database

Discover how Microsoft’s fully managed, multi-model database delivers low-latency performance, elastic scalability, and real-time capabilities for AI, IoT, e-commerce, and more.
Josep Ferrer's photo

Josep Ferrer

June 9, 2025

AWS

Amazon Neptune: A Look into AWS’s Fully Managed Graph Database

Understand how Amazon Neptune handles highly connected data using graph models like property graphs and RDF. Discover how to write queries in Gremlin, openCypher, and SPARQL for real-world tasks like fraud detection and recommendations.
Iheb Gafsi's photo

Iheb Gafsi

June 9, 2025

Artificial Intelligence

Gradio MCP Server Guide: Build, Test, Deploy & Integrate

A step-by-step tutorial on building, testing, deploying, and integrating a Gradio MCP server with Tavily, Hugging Face Spaces, Cursor AI and Claude Desktop.
Abid Ali Awan's photo

Abid Ali Awan

June 8, 2025

PySpark

PySpark Read CSV: Efficiently Load and Process Large Files

Learn how to read CSV files efficiently in PySpark. Explore options, schema handling, compression, partitioning, and best practices for big data success.
Derrick Mwiti's photo

Derrick Mwiti

June 8, 2025

PySpark

PySpark Filter Tutorial: Techniques, Performance Tips, and Use Cases

Learn efficient PySpark filtering techniques with examples. Boost performance using predicate pushdown, partition pruning, and advanced filter functions.
Derrick Mwiti's photo

Derrick Mwiti

June 8, 2025