The US wants South Korea to eventually deploy its newly approved nuclear-powered submarines to help counter China’s rapidly expanding fleet, calling it a responsibility expected of a key ally, ...

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching in ...

At least six Russian tourists, two of them children, died when an Egyptian commercial submarine carrying 50 people sank in the Red Sea near the resort city of Hurghada. The Red Sea Governorate said ...

Abstract: In the future low earth orbit (LEO) satellite constellation system in the 6G era, it is essential to increase the feeder link capacity. MIMO (Multiple-Input Multiple-Output) transmission is ...

Abstract: The full-duplex (FD) technique provides spectrum-efficient transmission service by supporting uplink and downlink transmission at the same time over the same frequency band. Combined FD with ...

Given an unsorted array arr of size n that contains only non negative integers, find a sub-array (continuous elements) that has sum equal to s. You mainly need to return the left and right ...

The longtime Columbia sandwich restaurant Sub Shop has closed its doors, the business announced Monday on its Facebook page. The shop has been selling sandwiches in Columbia for 49 years and became a ...