📰 Dev.to · I Want To Learn Programming
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Dev.to · I Want To Learn Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
Data science portfolio projects that are not toy notebooks
A Titanic notebook will not get you hired. Here is what a real data science project shows, handling messy data, avoiding leakage, honest validation, and a clear
Dev.to · I Want To Learn Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
SQL for data analysis, the 10 query patterns that matter
Most analytical SQL is a handful of repeating patterns. Master joins, group by, window functions, CTEs, cohorts, funnels, and retention, and you can answer almo
Dev.to · I Want To Learn Programming
📊 Data Analytics & Business Intelligence
⚡ AI Lesson
1mo ago
Pandas vs SQL, when to use each
Pandas and SQL overlap a lot, so which should an analyst reach for? A practical comparison of where each one wins, with the same operations side by side.
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