Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with pseudo-inverse training implemented using JavaScript. Compared to other training techniques, such as ...

Build stable, high-performance dashboards using REPT formulas and UNICHAR symbols instead of conditional formatting.

BYROW replaces thousands of table formulas with one spill formula, making spreadsheets leaner and much more robust.

Happiness is an electrifying and elusive state. Philosophers, theologians, psychologists, and even economists have long sought to define it. And since the 1990s, a whole branch of psychology—positive ...