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, ...

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. David Kindness is a Certified Public Accountant (CPA) and an expert ...

Abstract: Developers often use learning resources such as API tutorials and Stack Overflow (SO) to learn how to use an unfamiliar API. An API tutorial can be divided into a number of consecutive units ...

A herd of elk took over neighborhood backyards in Loveland, Colorado, on November 29. Video filmed by Meagan Schrecengost shows the herd paused next to houses. “This morning, my daughter and I came ...