Learn how simple M code tweaks in Power Query can help you handle missing columns, rank data flexibly, and fix Excel rounding ...

We've all been there: struggling with a nested Excel formula that breaks when your data shifts, or using Flash Fill only to find it missed half the rows. I stopped relying on those fragile workarounds ...

Artificial intelligence (AI) researcher Andrej Karpathy has outlined a new way of using large language models (LLMs) to build personal knowledge bases, moving away from the more widely used ...

Take control of your data! In this course, you learn how to harness the power of Microsoft Access 2016 to organize, store, edit, manage and report on hundreds of thousands of records. Through ...

In a modern enterprise data environment, the increasing volume of data, distributed architecture, and complex application dependencies challenge traditional query-tuning methods. Observability ...

Despite the rapid adoption of LLM chatbots, little is known about how they are used. We document the growth of ChatGPT’s consumer product from its launch in November 2022 through July 2025, when it ...

So far this year, electricity use in the US is up nearly 4 percent compared to the same period the year prior. That comes after decades of essentially flat use, a change that has been associated with ...

You can copy rows from one table to another or within a table using an Insert Results query. For example, in a titles table, you can use an Insert Results query to copy information about all the ...

What would it be like to chat with health records the way one could with ChatGPT? Initially posed by a medical student, this question sparked the development of ChatEHR at Stanford Health Care. Now in ...

Sam Altman said the average ChatGPT query consumes about one-fifteenth of a teaspoon of water. This is on top of the 0.34 watt-hours of electricity needed to power the chatbot. Altman previously said ...