Think of AI as a contract worker with no long-term memory: each assignment begins with a blank slate. It won’t remember past ...

Excel was founded by Jeff Schwartz, one of the top agents in the NBA, and has grown over the last two decades. It now has marketing and executive search and advisory arms, as well as player ...

The asterisk (*) is the wildcard character that represents any sequence of characters, including when there are no characters at all. It’s the most flexible of the bunch, since it can replace any ...

Learn how DROP, REDUCE, LAMBDA, and STACK make Excel arrays update automatically, split text, and stack filtered results ...

Learn Paste Special math, Flash Fill patterns, Go To Special filters, and the F4 shortcut to clean data fast and share Excel ...

REDUCE allows you to iterate through your data, building your result step-by-step, in the same way a loop operates in a ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Goldman Sachs is nearing a deal to buy a majority stake in the sports talent agency representing Tiger Woods, ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...

The browser is increasingly becoming the central application on the PC. Today, users not only open their browsers to view websites, but also to work with office applications such as Word and Excel or ...