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Data Science

Data Science allows us to extract meaning from and interpret data.

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I scraped 1,600 DEV.TO articles from 2025 and built an infographic

I scraped 1,600 DEV.TO articles from 2025 and built an infographic

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1 min read
Generate PostgreSQL Test Data Without Code (Step-by-Step)

Generate PostgreSQL Test Data Without Code (Step-by-Step)

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3 min read
Why Jupyter Notebooks Are Killing the Traditional Python Script

Why Jupyter Notebooks Are Killing the Traditional Python Script

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6 min read
Stop Using VLOOKUP: How I Automate 4 Hours of Excel Work in 4 Seconds with Python

Stop Using VLOOKUP: How I Automate 4 Hours of Excel Work in 4 Seconds with Python

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2 min read
The Death of the Loop: Why Senior Data Scientists Think in Vectors

The Death of the Loop: Why Senior Data Scientists Think in Vectors

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3 min read
Computer Science for Beginners

Computer Science for Beginners

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8 min read
Unstructured Data and the Hidden Goldmine for AI

Unstructured Data and the Hidden Goldmine for AI

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7 min read
Building a Robust Classifier with Stacked Generalization

Building a Robust Classifier with Stacked Generalization

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9 min read
Yu Darvish's Pitching Evolution (2021-2025): A Statcast Data Analysis

Yu Darvish's Pitching Evolution (2021-2025): A Statcast Data Analysis

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6 min read
Shota Imanaga's Sophomore Year: What Statcast Data Reveals (2024-2025)

Shota Imanaga's Sophomore Year: What Statcast Data Reveals (2024-2025)

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6 min read
A Governance Lens on Drift, Evidence, and Reliance.

A Governance Lens on Drift, Evidence, and Reliance.

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3 min read
Fiz engenharia reversa de sistemas ATS e descobri por que seu currículo nunca passa da triagem automática

Fiz engenharia reversa de sistemas ATS e descobri por que seu currículo nunca passa da triagem automática

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4 min read
When Labels are Missing, Validation becomes the Real Problem

When Labels are Missing, Validation becomes the Real Problem

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2 min read
Getting Started with Data Analysis Using Microsoft Excel (Beginner’s Guide)

Getting Started with Data Analysis Using Microsoft Excel (Beginner’s Guide)

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10 min read
Yusei Kikuchi's Pitching Evolution: A Statcast Analysis (2019-2025)

Yusei Kikuchi's Pitching Evolution: A Statcast Analysis (2019-2025)

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8 min read
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