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, ...

Since Windows 8, Microsoft has been building a modern virtual input method for touch-based devices inspired by smartphone conventions. Unfortunately, as with many parts of Windows, legacy components ...

An OpenZeppelin Starter Kit Tutorial containing React, OpenZeppelin CLI, OpenZeppelin Contracts, and Infura. This kit comes with everything you need to start using upgradeable Smart contracts inside ...

Trump wants Bagram back. Satellite images show how the Taliban are using it. Floodwaters inundate western Washington Ford workers told their CEO ‘none of the young people want to work here.’ So Jim ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. This article was updated in December 2025 ...