With new support for named functions, LAMBDA and helper functions, spreadsheet calculations — especially with arrays — may be more efficient and elegant. Image: Andy Wolber/TechRepublic. In August ...

What is lambda? You may know that it’s the eleventh letter in the Greek alphabet. Perhaps you recall from Physics that it’s the symbol used to represent wavelength in calculations, or you might have ...

Anonymous functions were introduced in the C# programming language long ago. Although anonymous functions have many benefits, they are not cheap. Avoiding unnecessary allocations matters, and this is ...

Have you ever stared at a tangled web of Excel formulas, wondering if there’s a better way to make sense of it all? For many, Excel’s LAMBDA function feels like a cryptic puzzle—powerful but ...