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, ...

Holiday shopping is in full swing, and this year there are more tools than ever to help you spot real deals before you check out. I always start at Amazon. Many listings now include a built-in price ...

Apple's still controversial new design system is being used in more and more applications. The company has now published a collection of examples for devs. With Liquid Glass, Apple has given all its ...

We may earn commission from links on this page, but we only recommend products we love. Promise. Listen, I’ll be the first person to tell you that homemade face masks can be a little questionable.

Earlier this year, Apple introduced its Foundation Models framework during WWDC 2025, which allows developers to use the company’s local AI models to power features in their applications. The company ...

CardPointers is an app that keeps track of your credit cards’ perks, annual fees, welcome offers, and spending categories to help you maximize every dollar you spend. Version 7 of the CardPointers app ...

Within each content area, there are one or more tutorials. Each tutorial consists of lessons. Each lesson should be a page detailing the concept being taught, along with sample code. Lesson and page ...

Git isn’t hard to learn. Moreover, with a Git GUI such as Atlassian’s Sourcetree, and a SaaS code repository such as Bitbucket, mastery of the industry’s most powerful version control tools is within ...

Windows 11 is available for download worldwide. Microsoft has released it as a free upgrade, which means you do not need to pay to upgrade your computer to Windows 11. It is available for free ...

Synthetic Aperture Radar (SAR) has been widely used for Earth remote sensing for more than 30 years. It provides high-resolution, day-and-night and weather-independent images for a multitude of ...