The perfect, feature-complete, chainable schema-based object validator for Node.js and browsers. Inspired by Joi, rebuilt for ultimate power and flexibility with zero dependencies. This is the ...

The DataSummaryPreset is calculating metrics on columns not defined in the data definition, but just happen to exist on the dataset. The DatasetSummaryPreset() is calculating summary metrics and tests ...

Retail has a platform problem. A 2024 report found 85% of mid‑market retailers rely on multiple platforms to drive growth ...

You probably noticed this place is called Mount Scary. Well, that’s not because of the mountain. Allow me to explain. Y’see, she’s not just a yeti… she’s a scary yeti. Scary is an adjective. An ...

Diane Costagliola is a researcher, librarian, instructor, and writer who has published articles on personal finance, home buying, and foreclosure. Investopedia / Julie Bang The endowment effect is a ...