Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

This project is a data-driven SQL investigation into the murder of Roland Greene, a wealthy art collector found dead in his private vault room at exactly 8:00 PM. Although all 30 guests claimed to ...

Register once for unrestricted access to both events, allowing you to select the content that best meets your learning needs. If you’re a data professional looking to learn more about migrating and ...

HackerRank is a tech company that focuses on competitive programming challenges for both consumers and businesses, where developers compete by trying to program according to provided specifications.