Turns out half my old formulas were just dynamic arrays in disguise, written the long way.

Dynamic arrays change the rules for formula output in Excel. When I write a formula that returns a list by default, I need to decide whether I want the result to spill across a range of cells or ...

Sin Eater struggles with the space between its milestones, leaving an enjoyable yet flawed addition to the monster-taming ...

Because many password generators aren't as random as they seem, I built an improved one in Excel—and I'll show you exactly how you can, too. When the IBM PC was new, I served as the president of the ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

Promises of speed and simplicity are affecting the SOC marketplace. This JofA podcast episode with transcript breaks down the professional and ethical risks. Cost management topped CFOs’ list of ...

While certainly possible, this is not a practical method of recording such data. Suppose the program needed to record 100 scores? 100 variables would be required!

EPPlus has from this new major version changed license from LGPL to Polyform Noncommercial 1.0.0. With the new license EPPlus is still free to use in some cases, but will require a commercial license ...