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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.
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Python

Great Expectations Tutorial: Validating Data with Python

Learn how to validate your data with Great Expectations in Python with this end-to-end tutorial!

Kurtis Pykes

Thalia Barrera's photo

Thalia Barrera

November 28, 2024

Artificial Intelligence

Pixtral Large: A Guide With Examples

Learn how to use Mistral’s Pixtral Large via Le Chat or access it programmatically through the API on La Plateforme.
Aashi Dutt's photo

Aashi Dutt

November 27, 2024

SQL

SQL Pivot Rows to Columns: A Comprehensive Guide

Learn the art of pivoting rows into columns in SQL in Oracle, MySQL, and SQL Server. Explore practical methods with detailed examples to boost your data engineering skills.
Allan Ouko's photo

Allan Ouko

November 26, 2024

Data Science

Harmonic Mean Explained: A Guide to Rates and Ratios

Discover how the harmonic mean handles rates and ratios in data science and finance. Learn its calculation methods and when to use it for more accurate analysis.
Vinod Chugani's photo

Vinod Chugani

November 26, 2024

Data Science

Iloc vs Loc in Pandas: A Guide With Examples

.loc selects data using row and column names (labels), while .iloc uses numerical indices (positions). Learn how to use both with examples.
Tom Farnschläder's photo

Tom Farnschläder

November 21, 2024

Artificial Intelligence

Late Chunking for RAG: Implementation With Jina AI

Learn how to implement late chunking with Jina AI to improve context preservation and retrieval accuracy in RAG applications.
Ryan Ong's photo

Ryan Ong

November 20, 2024

SQL

CTE in SQL: A Complete Guide with Examples

Understand how to use common table expressions to simplify complex queries for improved readability. Learn the difference between non-recursive and recursive CTEs.
Allan Ouko's photo

Allan Ouko

December 23, 2025

Artificial Intelligence

Prompt Caching: A Guide With Code Implementation

Learn what prompt caching is and how to use it with Ollama to optimize LLM interactions, reduce costs, and improve performance in AI apps.
Aashi Dutt's photo

Aashi Dutt

November 19, 2024

Data Engineering

What are Dotfiles? A Full Guide to the Uses and Benefits

Learn to manage dotfiles for a consistent configuration across systems and for an improved workflow. Ensure compatibility with Unix-based systems.
Adejumo Ridwan Suleiman's photo

Adejumo Ridwan Suleiman

November 19, 2024

Artificial Intelligence

How to Use ChatGPT for Excel: Tips, Tricks, and Best Practices

Discover how to leverage the power of ChatGPT for Excel to boost your productivity and unlock the full potential of Excel.
Javier Canales Luna's photo

Javier Canales Luna

November 19, 2024