For years, I've relied on running totals in Microsoft Excel, but the traditional methods are fragile and unreliable. Since Microsoft introduced the SCAN function, I've switched to a brand-new approach ...

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Abstract: The log-sum function as a penalty has always been drawing widespread attention in the field of sparse problems. However, it brings a non-convex, non-smooth and non-Lipschitz optimization ...

Learn AI product development fundamentals with local LLMs. Covers prompt engineering, structured output, multi-step reasoning, API design, and frontend integration through 10 comprehensive lessons ...