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Who actually feels lost about Germany's new automatic platform and crypto tax reporting? (a pandas cut)

Who actually feels lost about Germany's new automatic platform and crypto tax reporting? (a pandas cut)

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4 min read
Does the month you start predict whether you keep a habit? 1.1M piano learners say yes

Does the month you start predict whether you keep a habit? 1.1M piano learners say yes

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3 min read
Europe's brain drain: the biggest loser flips when you normalize per 1,000 residents

Europe's brain drain: the biggest loser flips when you normalize per 1,000 residents

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3 min read
The Bosman Effect, in one open dataset: how World Cup squads went global (1990 to 2026)

The Bosman Effect, in one open dataset: how World Cup squads went global (1990 to 2026)

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2 min read
SQL for data analysis, the 10 query patterns that matter

SQL for data analysis, the 10 query patterns that matter

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2 min read
When should you publish a dev post? I counted, and JP vs EN are mirror images

When should you publish a dev post? I counted, and JP vs EN are mirror images

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5 min read
Starting with Excel: How it transforms data to insights.

Starting with Excel: How it transforms data to insights.

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2 min read
Build an AI Data Analyst That Needs No SQL

Build an AI Data Analyst That Needs No SQL

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7 min read
Pandas vs SQL, when to use each

Pandas vs SQL, when to use each

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2 min read
Data Analyst Interviews in 2026: How to Clear SQL, Case Studies, and Behavioral in the Same Loop

Data Analyst Interviews in 2026: How to Clear SQL, Case Studies, and Behavioral in the Same Loop

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4 min read
Data Preparation in Power BI: Cleaning, Transforming, and Loading Data

Data Preparation in Power BI: Cleaning, Transforming, and Loading Data

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9 min read
The Excel Roadmap Nobody Taught You

The Excel Roadmap Nobody Taught You

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4 min read
Data Analysts Who Build AI Agents Win in 2026

Data Analysts Who Build AI Agents Win in 2026

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5 min read
Master Window Function trong SQL: Bí Kíp Tối Ưu Phân Tích Dữ Liệu

Master Window Function trong SQL: Bí Kíp Tối Ưu Phân Tích Dữ Liệu

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4 min read
How Excel is Used in Real-World Data Analysis

How Excel is Used in Real-World Data Analysis

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2 min read
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