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, ...

tutorialdb is a small scale search engine for programming/dev tutorials, it is meant to help anyone who is getting started to learn a new technology. The sole purpose of tutorialdb is to help people ...

Despite Fortnite Chapter 7 Season 1 being live for less than a week, it’s already a big hit with players. Riding off the success of the Simpsons x Fortnite mini-season from November, the ...

The Spring Expression Language (SpEL) is a powerful expression language that supports querying and manipulating an object graph at runtime. Refer to the 5.1.x Spring Documentation for details. Using ...