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6
votes
2answers
50k views

How do I enable multiple audio outputs on Windows 7?

For Windows 7, 64 bit: I have a digital SPDIF output to my stereo, which controls speakers in other rooms. I also have a set of speakers connected to the regular audio jack at the computer. This ...
5
votes
2answers
1k views

How to disable the output of 7-Zip?

I use 7-Zip to compress files inside a batch file like this: ...\right_path\7z a output_file_name.zip file_to_be_compressed I got the following output: 7-Zip 4.65 Copyright (c) 1999-2009 Igor ...
1
vote
3answers
113 views

grep -c gives inconsistent outputs

I am trying to determine the number of processes that are running via the following command line: ps aux | grep -c 'Xvfb :1' When the process "fiji :1" is not running I sometimes get a value of 0 ...
0
votes
2answers
1k views

Is it possible to have multiple audio outputs?

I have two screens attatached to my PC, one is a standard desktop monitor and the other is a TV. I dont use them at the same time. The TV is connected via HDMI to my graphics card (ATI Radeon 5750) ...
21
votes
2answers
21k views

What does “2>&1” do in command line?

I know that the > sign is used for output redirection in the command line, but I'm having trouble finding something that explains the use of 2>&1 in the command line. For example: curl ...
0
votes
2answers
5k views

Windows 7 does not recognize HDMI audio output

I recently upgraded to Windows 7 on a Dell 545 MT with audio/video output via an NVIDIA 9800 GTX+ to a flat screen television. I have installed/uninstalled/reinstalled all the recent drivers from ...