excel - Hayden's Server Room

Excel Xlookup Spill Error En Thumbnail

Excel XLOOKUP #SPILL! Error: How to Fix!

April 25, 2026 HaydenLeave a Comment

If you’ve upgraded to Microsoft 365 and suddenly your XLOOKUP formulas are throwing a #SPILL! error where nothing used to […]

How to Generate Excel Formulas with ChatGPT

December 7, 2025 HaydenLeave a Comment

“How does VLOOKUP work again…?” Sound familiar? Let’s be honest—we’ve all wasted 30 minutes googling Excel formulas at some point. […]

MS Excel [CVE-2025-21354] Remote Code Execution Vulnerability Patch

September 19, 2025 HaydenLeave a Comment

Did you know that the Excel files you use daily at work could become a security threat? CVE-2025-21354, announced by […]

Recent Posts

What Is RAG? How AI Learns to Stop Making Things Up
If you’ve ever watched an AI confidently state something completely wrong, you’ve witnessed hallucination firsthand. RAG — Retrieval-Augmented Generation — is the architectural pattern… Read more: What Is RAG? How AI Learns to Stop Making Things Up
Excel XLOOKUP #SPILL! Error: How to Fix!
If you’ve upgraded to Microsoft 365 and suddenly your XLOOKUP formulas are throwing a #SPILL! error where nothing used to fail — you’re not… Read more: Excel XLOOKUP #SPILL! Error: How to Fix!
Meta’s AI Glasses — The Post-Smartphone Era Is Already Here
In 2026, a device that surfaces information in your line of sight without pulling out your phone — and lets you control it with… Read more: Meta’s AI Glasses — The Post-Smartphone Era Is Already Here
Notion AI vs Obsidian : Who Wins the Productivity Tool War?
In 2026, the two giants of the productivity tool market are still Notion and Obsidian. One is a San Francisco unicorn valued at $10… Read more: Notion AI vs Obsidian : Who Wins the Productivity Tool War?
Why Discord Owns Gen Z’s Online Communities
Ask a Gen Z college student what app they use to hang out with friends online, and the answer probably isn’t Instagram DMs or… Read more: Why Discord Owns Gen Z’s Online Communities