Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Data validation in Microsoft Excel is a great way to limit what can be entered into a cell. However, creating rules using a formula allows you to enforce even more precise parameters—and there are ...

Excel's Custom Views tool lets you create a snapshot of your spreadsheet, allowing you to toggle between layouts.

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...

Well, at last I’ve recorded my first Super Formula podium! I came through with a strong third place at Okayama in the B-MAX Racing with Motopark Honda - but let’s first reflect on my previous races ...

F1 news, rumours and gossip: Formula 1 latest updates on teams, driver transfer market and contracts Follow the latest news from the world of Formula 1 during the off-season ahead of the 2026 campaign ...

An Excel custom functions add-in built with TypeScript, React, and the Office JavaScript API. This sample demonstrates how to create synchronous, streaming, and spill functions for Excel, including a ...