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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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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.
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Allan Ouko

November 20, 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.
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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.
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Javier Canales Luna

November 19, 2024

Machine Learning

Proximal Policy Optimization with PyTorch and Gymnasium

Learn the first principles of Proximal Policy Optimization, including its implementation in PyTorch with Gymnasium!
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Arun Nanda

November 18, 2024

Data Engineering

What is Third Normal Form (3NF)?

Learn how third normal form (3NF) can help you organize your databases more efficiently by removing redundancy and minimizing dependency issues. See how decomposing tables can simplify data management.
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Marie Fayard

November 18, 2024

Data Science

Pythagorean Theorem: Exploring Geometry's Fundamental Relation

From ancient Egyptian builders to modern data science, discover how a^² + b^² = c^² revolutionized mathematics and continues to shape our technological world.
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Vinod Chugani

November 17, 2024

Data Science

SettingWithCopyWarning in Pandas: How to Fix This Warning

Learn how to fix Pandas' SettingWithCopyWarning: A value is trying to be set on a copy of a slice from a DataFrame.
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François Aubry

November 17, 2024

PostgreSQL

How to Use Homebrew to Install PostgreSQL on Mac

Learn how to set up PostgreSQL on macOS using Homebrew, a convenient package manager. Follow step-by-step instructions to install, configure, and start PostgreSQL services.
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Oluseye Jeremiah

November 17, 2024

Data Analysis

The Q-Q Plot: What It Means and How to Interpret It

Discover how Q-Q plots are a useful visual method to assess normality. Compare observed data to a theoretical distribution like the normal distribution to highlight deviations. Learn to diagnose model fit.
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Josef Waples

November 17, 2024