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Data Science Tutorials

Learn data science and AI with step-by-step tutorials on the DataCamp blog. Master Python, SQL, machine learning, and build your own AI agents.
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Apache Arrow: A Beginner’s Guide with Practical Examples

This post demystifies Apache Arrow with Python examples. You’ll learn how to install it, build Arrow arrays and tables, work with big data efficiently, and integrate it with tools like pandas and Spark.
Laiba Siddiqui's photo

Laiba Siddiqui

June 4, 2025

Dynamic SQL: Techniques, Security, and Optimization

See how dynamic SQL enables runtime query execution with flexible logic. Explore execution methods, security and performance tips, and practical use cases.
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Allan Ouko

June 4, 2025

Perplexity Labs: A Guide With 5 Practical Examples

Learn about Perplexity Labs, its features for creating reports, dashboards, and web applications, and how to use it through practical examples.
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Bex Tuychiev

June 2, 2025

AWS RDS Tutorial: A Guide to Launching Your First Database

This comprehensive guide demystifies AWS RDS, walking you through setup, performance tuning, and cost management.
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Moez Ali

May 31, 2025

Amazon QuickSight: A Hands-On Guide for Data Professionals

This guide walks data practitioners through using Amazon QuickSight to create interactive dashboards, optimize performance, and leverage built-in machine learning.
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Don Kaluarachchi

May 31, 2025

Fine-Tuning DeepSeek-R1-0528 on an RTX 4090

Learn how to fine-tune the top open-source reasoning model, on a medical multiple choice questions (MCQs) dataset using a consumer GPU.
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Abid Ali Awan

May 30, 2025

Gemini Diffusion: A Guide With 8 Practical Examples

Learn what Google's Gemini Diffusion is and how it works through eight practical examples in text generation, game development, simulations, and more.
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Aashi Dutt

May 30, 2025

Fine-Tuning MedGemma on a Brain MRI Dataset

A step-by-step guide to setting up the environment, processing the MRI dataset, fine-tuning the model, and evaluating its performance.
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Abid Ali Awan

May 29, 2025

What is Underfitting? How to Detect and Overcome High Bias in ML Models

Explore what underfitting is, how to diagnose an underfitting model, and discover actionable strategies on how to fix underfitting, ensuring your models accurately capture data patterns and deliver reliable predictions.

Rajesh Kumar

May 29, 2025

Azure Pipelines Tutorial: A Complete CI/CD Guide for Beginners

This tutorial walks you through setting up, running, and optimizing CI/CD workflows using Azure Pipelines.
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Emmanuel Akor

May 29, 2025