When an app runs headless, it offloads the heavy job of rendering the entire user interface. This is so useful that there are ...

The easiest way to do it is to right-click the app's icon on the Dock, then click the "Quit" button. The Santa hat should be ...

Abstract: Given the exponential surge in data traffic and the proliferation of connected smart devices, traditional radio frequency (RF)-based wireless communication systems have to confront mounting ...

Abstract: We consider DC-biased optical orthogonal frequency division multiplexing (DCO-OFDM) low-pass visible light communication (VLC) systems in which water-filling and uniform power loading ...