Excel’s AGGREGATE Fails on Arrays but Works with Grid Ranges

Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.

Cosmic eruption caught in the act by submillimeter array's new fastest response system

On Jan. 26, 2026, the Submillimeter Array (SMA) on Maunakea crossed an important threshold for time-domain astronomy. For the ...
HackadayOpinion

Dynamic RAM From First Principles

Before the past year, many of us took computer memory for granted. It was one of the lower-cost parts of a PC build and was ...
IEEE

A Microbolometer Asynchronous Dynamic Vision Sensor for LWIR

Abstract: In this paper, a novel event-based dynamic IR vision sensor is presented. The device combines an uncooled microbolometer array with biology-inspired (ldquoneuromorphicrdquo) readout ...
IEEE

Design and FPGA Implementation of a Reconfigurable Digital Down Converter for Wideband Applications

Abstract: This brief presents a field-programmable gate array-based implementation of a reconfigurable digital down converter (DDC) that can process input bandwidth of up to 3.6 GHz and provide a ...