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

A generator failure at an affordable senior housing complex highlighted the risks of Xcel’s December power shutoffs.

There is absolutely no justification for the incompetence of Xcel over the past 50+ years in designing and constructing an ...

Free productivity apps are great until you need the power, polish, and reliability that only Microsoft Office delivers.

Excel still trips over dates, ghost links, and undo history. These six fixes would save hours for everyday users.

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

Ever since Microsoft introduced Python in Excel, I have treated it as a ‘someday’ project. I knew Python integration was the ...

VPPs tap into everyday home technologies, including solar panels and batteries, by transmitting excess stored energy to the ...

Vanessa Corby was quoted £44,000 for a connection to mains electricity Some 2,000 households are thought to be off-grid in the UK, having no access to mains power. With connections quoted at prices up ...

Some 2,000 households are thought to be off-grid in the UK, having no access to mains power. With connections quoted at prices up to £478,000, why is it so expensive and why do people stay? On the ...

This is read by an automated voice. Please report any issues or inconsistencies here. About 120 homes in Rancho Palos Verdes’ Portuguese Bend neighborhood have become one of California’s largest ...

Enphase Energy just launched a new off-grid system that lets homeowners power their homes without a utility connection – even for extended periods. The California-based Enphase says the off-grid setup ...