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A vibrant yellow rubber duck sits on a wet black railing near railway tracks, conveying whimsy.

How DuckDB Made Me Love SQL

SQL

R

Python

data manipulation

DuckDB is a relational database management system (RDBMS) that is optimized for analytical, column-oriented workflows—things like merging tables together, aggregations, and…

A scatterplot with five data points on the x-y coordinate system, with new PCA axes illustrated with arrows.

Five Ways to Use PCA

unsupervised learning

R

visualization

Principal Component Analysis (PCA) is arguably the most fundamental dimensionality reduction technique. In this post, I cover five important practical applications of PCA…

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