Abstract: This article reports the recent progress in active and passive retrodirective arrays using phase-conjugation techniques. The arrays presented here are designed for wireless communications in ...

Getting into competitive programming can feel like a lot at first. You’re trying to solve problems, make your code run fast, and not use too much memory. It’s a bit like a sport. But with tools like ...

"Are you mad at me?" It's a complicated and tricky question that rarely produces a good outcome for either the one asking it or the one answering. As we go through our days, each of us has ...

Read problem statements in Mandarin Chinese, Russian, and Vietnamese as well. Given an array B of length N, find an array A of length N where 0≤Ai≤109 such that array C where Ci=AimodBi, ∀i∈{1,2,...,N ...

Using + and += operators are generally discouraged to be used with PowerShell arrays because they create a new array under the hood (because they use C# arrays that have a fixed size), leading to bad ...

In my years as a psychologist and now mental health podcast host, I've seen a lot of individuals in unhappy marriages. In some of these cases, there are particular crises that have led to the strains: ...