Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

To pick a random name from an Excel table using a method that works across every version of Excel, this classic combination ...

Gone are the days of searching for high-quality graphics on the web and worrying about permissions, copyright, and royalties.

Microsoft Word 2010 is a powerful tool that you can use to craft all kinds of documents. Whether you are preparing these documents for internal use among your employees or for distribution to your ...

In a hangar-like building in Louisville, Colorado, outside Denver, crumpled plastic bottles, cans and other scraps were strewn across a giant conveyor belt. But you know what they say about one man’s ...

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

As a small business owner, Liz understands the unique challenges entrepreneurs face. Well-versed in the digital landscape, she combines real-world experience in website design, building e-commerce ...

As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

In the early 1960s, Mack Fulwyler joined the lab of Marvin Van Dilla at the Los Alamos National Laboratory as an engineer to study the effect of fallout radiation from nuclear weapons testing on ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Amy is an ACA and the CEO and founder of OnPoint ...

Lixplore-cli is a Python CLI tool for researchers. Search papers, filter results, and manage your library from the terminal.