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, ...

Eclipse Ditto™ is a technology in the IoT implementing a software pattern called “digital twins”. A digital twin is a virtual, cloud based, representation of his real world counterpart (real world ...

Looking for sample applications for the Salesforce Mobile SDK? You can find a variety of sample apps, covering many different use cases, in the source repositories for the iOS and Android SDKs, ...

Spring Boot is one of the most popular and accessible web development frameworks in the world. Find out what it’s about, with ...

NASA has announced when the longest total solar eclipse of the century will occur—and you won’t have to wait long. Here’s what you should know. According to NASA's solar eclipse calendar, the longest ...