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A stopped job can be resumed as a background job with the bg builtin, or as the foreground job with fg. In either case, the shell redirects I/O appropriately, and sends the SIGCONT signal to the process, which causes the operating system to resume its execution.
The background image is used as the bottom layer, and the image with parts to be added are placed in a layer above that. Using an image layer mask , all but the parts to be merged are hidden from the layer, giving the impression that these parts have been added to the background layer.
Background music (British English: piped music) is a mode of musical performance in which the music is not intended to be a primary focus of potential listeners, but its content, character, and volume level are deliberately chosen to affect behavioral and emotional responses in humans such as concentration, relaxation, distraction, and excitement.
Foreground and background or background and foreground may refer to: Background, foreground, sideground and postground intellectual property, distinct forms of intellectual property assets; Background subtraction, a technique in image processing and computer vision by which an image's foreground is extracted for further processing
Background extinction rate; Background independence, a condition in theoretical physics; Background noise; Background radiation, the natural radiation that is always present in a location Background (astronomy), small amounts of light coming from otherwise dark parts of the sky; Cosmic background (disambiguation) Gravitational wave background
The bg command can resume a suspended job (sending SIGCONT), running it in the background. Using the fg command will also reconnect standard input its parent terminal, bringing it into the foreground. The jobs command will list all processes associated with the current terminal and can be used to bring background processes into the foreground ...
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