If it's over existing data, Excel will ask you first if you want to proceed. Press the Ctrl key before you drag it to copy the data to the new spot so you get a duplicate. If you hold down the Alt key ...

Doug Wintemute is a staff writer for Forbes Advisor. After completing his master’s in English at York University, he began his writing career in the higher education space. Over the past decade, Doug ...

Data mining is the process of extracting potentially useful information from data sets. It uses a suite of methods to organise, examine and combine large data sets, including machine learning, ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Robert Kelly is managing director of XTS Energy LLC ...

European Union lawmakers agree that explicit images generated by Elon Musk’s chatbot are immoral and illegal. The EU Digital Services Act can ban miscreants or fine them up to 6% of sales. If its ...