InfoQ

Java Concurrency from the Trenches: Lessons Learned in the Wild

Hugo Marques explains how to navigate Java concurrency at scale, moving beyond simple frameworks to solve high-throughput IO ...
Seeking Alpha

Seeking Alpha Lessons Learned: A Data-Driven Review Of What Worked (And What Didn't)

My equal-weighted BUY portfolio returned 23.8% from Feb 2024–Dec 2025, outperforming equal weighted RSP and two value benchmarks but trails SPY and SCHV. Portfolio underperformance versus SPY and SCHV ...
Investopedia

What Is Return on Investment (ROI) and How to Calculate It

Ryan Eichler holds a B.S.B.A with a concentration in Finance from Boston University. He has held positions in, and has deep experience with, expense auditing, personal finance, real estate, as well as ...
Nature

Terahertz takes to the stage

Imaging and spectroscopy equipment that exploits terahertz waves rather than visible or infrared light is now being developed by several firms around the world. Duncan Graham-Rowe spoke to a few of ...
Investopedia

Understanding Foreign Investment: Types and How It Works

Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at Multex (Reuters) ...