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Have you ever found yourself staring at a sea of blank cells in Excel, wondering how to fill them without hours of manual effort? For years, this has been a frustrating bottleneck for professionals ...

Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression using JavaScript. Linear regression is the simplest machine learning technique to predict a single numeric value, ...

Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...

Q. Could you explain how the UNIQUE function works in Excel? A. Excel’s UNIQUE is a dynamic array function that can be an essential tool for data analysts and accountants. This function allows users ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...