Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

GitHub is about more than code. It’s a platform for software collaboration, and Markdown is one of the most important ways developers can make their communication clear and organized in issues and ...

RapidRAW is a modern, high-performance alternative to Adobe Lightroom®. It delivers a simple, beautiful editing experience in a lightweight package (under 20MB) for Windows, macOS, and Linux. I ...

The Joule Thief Circuit is a simple and clever electronic design that can power an LED using a nearly dead battery.