The University of Phoenix has confirmed a major data breach affecting nearly 3.5 million current and former students, employees, faculty and suppliers, which followed an exploit by the Clop ransomware ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

South Korean airline Korean Air has disclosed a data breach exposing 30,000 employee records following a cyberattack on its former subsidiary and current catering supplier, Korean Air Catering & ...

This is a collection of SQL scripts I've built up since starting to work with Oracle in 2003. I work supporting Cloud these days, so while I was tidying them up, as I no longer spend a lot of time ...

This repository contains a curated set of hands-on PySpark tutorials designed to help data engineers, data scientists, and analysts get comfortable with PySpark through bite-sized, practical tutorials ...