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The pre-release of Polars 2.0 makes the streaming engine the default for LazyFrame queries, significantly boosting memory usage and performance by up to 5x, while introducing stricter error handling and a migration guide for users.
dpyr is a new Python library that replicates R's dplyr data manipulation verbs, offering method chains with Polars or DuckDB backends, IDE autocompletion, and semantics verified against dplyr.
This MIT Technology Review roundup covers new research showing LLMs develop their own biases and stereotype job applicants more than humans, and discusses how weather data manipulation for prediction markets threatens AI weather forecasting accuracy.
An investigation has identified over 450 images showing signs of manipulation in Thermo Fisher Scientific's antibody verification data, raising concerns about data integrity in their product catalog.