The tag has no wiki summary.

learn more… | top users | synonyms

12
votes
4answers
8k views

How to record output to speakers?

Is there a program for Ubuntu 12.10 that can record sounds of only the output of the speaker and not any voices from outside the PC?
10
votes
2answers
2k views

Output URL of open firefox tabs in terminal

I would like to find out the URLs of the currently opened firefox tabs with a terminal command. Is there any possibility? This way I would be able to write them into a text file and look at them ...
8
votes
3answers
822 views

Where does Juju store a log of all commands run and their output for each unit?

Sometimes when deploying a service (and more specifically a new unit) for a Juju charm, an error occurs and there seems to be no way of finding out exactly what it was. Is there some sort of output ...
8
votes
2answers
10k views

How to Pass/Record audio output as an input device?

I used to use a mixer of some kind and I can't remember which... I would like to record audio from the output, without leaving the computer. I remember in the Juanty days you could easily enable ...
7
votes
5answers
2k views

How to get and copy a too long output completely in terminal?

In terminal a command has a too long output. But when I scroll back I see it is truncated and only the last part is shown. In Gnome-Terminal and Konsole I have this problem. In xterm there's not such ...
7
votes
5answers
1k views

Why can't i choose output sound for each application?

I am using dual monitors, and i want to be able to play a movie with sound on the TV (through vlc or something) and then play youtube og some games with my headphones on my laptop. Is there anyway i ...
6
votes
1answer
2k views

how to get output of a script/program into a file?

I am compiling a program using make and want the output of make to be written to a file. I have tried using > operator like make > build_log.txt and using tee command like make | tee ...
6
votes
2answers
9k views

How to echo output of a top into a text file?

I want to write batch or something, that will write output of top into a file on login. I did top >> output-file but it contains some strange character! can somebody give a simple tutorial ...
4
votes
1answer
504 views

How can I monitor the output of an already running program?

I am trying to figure out what is going on with pulseaudio on my computer because almost every 20 seconds of listening to a song it freezes. I've tried killall pulseaudio && pulseaudio to try ...
4
votes
2answers
96 views

How to combine multiple text files into one text file ordered by date created?

I'm a newbie so please help: I keep a journal on my iPhone using Scratch that outputs all notes I make to a separate .txt file stored in Dropbox. I have this synced with my Ubuntu 14.04 system, so ...
4
votes
0answers
2k views

Ubuntu 13.04: dummy output after reboot [closed]

I have got problem with audio (Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller as lspci says) on my laptop hp probook 4530s with Ubuntu 13.04 and ...
3
votes
1answer
213 views

How to fix a gstreamer error

I upgraded to 14.04 and now gstreamer is not working. What I am trying to accomplish is to hear the audio input on my computer coming from a ham radio. This is the command that I am using: gst-launch ...
3
votes
3answers
66 views

Where is the output of a Terminal (Gnome Terminal) stored

First of all, this is not a question about history, which stores all the entered commands. I have on my workstation at work several open Terminals from which I launch simulations, examine the output ...
3
votes
1answer
27 views

How to scroll down vboxmanage output?

When I type the vboxmanage command I get a sort of manpage output, where it shows all the information at once. How can I view the info incrementally like less/more commands with files?
3
votes
2answers
157 views

Is it possible to direct system monitor output to a file?

I want to save to a text file the CPU and memory usage real-time info displayed in Gnome System Monitor 3.6. Does anybody know if this is possible? If so, how can it be done? If it's not possible with ...
3
votes
1answer
2k views

Help Getting HDMI Output with Bumblebee

Running Ubuntu 12.04 64 bit. Gnome Shell as interface. Graphics card of nVidia GT555M. Drivers - Bumblebee and not nVidia's. Can get great VGA support (which is also on card) and optimal screen ...
3
votes
1answer
447 views

Lenovo X1 - HDMI Output

I'm facing problems with HDMI output to my TV (Ölevia HD-TV). When I connect HDMI cable computer / tv I can see the detect each other, and on display configuration I can see the other display, but for ...
2
votes
3answers
495 views

If statement in C isn't evaluating the conditions [closed]

Ok, so I'm new to Ubuntu and Linux OS. So far I'm loving it, specially the CLI. I also like programming but I'm a self learner, pretty new in this too. I wrote a small program using VIM and compiled ...
2
votes
2answers
133 views

Print command result side by side

It is possible to print the result of 2 commands side by side... Something like this something `ls -l /a` `cat bla.txt` result: total 24 #while [ 1 ...
2
votes
2answers
128 views

Long terminal output;time consuming code; no forethought

I am running a rather complex python script in Ubuntu 12.10 for the last seven days. It must have generated atleast 20k lines of output on the terminal till now but not all of it is visible. I ...
2
votes
4answers
8k views

Using grep, awk, etc. to filter command output

I'll use route as an example. route -n The above outputs routing information. The top row is your active connection. I can manipulate the output to only the second column by doing: route -n | awk ...
2
votes
1answer
4k views

Save hourly file from cURL response

I am following along with Twitter's developer and want to do a very basic call against their filter real-time API. The code below almost gets me there: curl -s -u twitterusername:twitterpassword ...
2
votes
2answers
308 views

How to make my 19" monitor default display output when I connect it to my netbook? [duplicate]

Possible Duplicate: How can I set external monitor as default? I am new to Linux, so I am still learning tricks and ways of personalisation. I have Asus Eee PC 1015PEM netbook and 19" ...
2
votes
3answers
572 views

Recording output while listening to it

I've tried to record the output of my acer laptop, using audio recorder and outrec. But for some reason, I'm able to do so, just when I change my sound profile to digital stereo duplex, and then I'm ...
2
votes
2answers
254 views

pulseaudio not monitoring any audio output (i.e., ProjectM cannot work properly)

I've got an Acer Aspire TimelineX 3830TG with LUbuntu 12.10. Sound is working ok with all programs, but ProjectM Visualization is not. In pulseaudio preferences i can choose the analog or digital ...
2
votes
1answer
140 views

I have error message connecting a monitor to my netbook

I want to connect my Lenovo S205 Netbook with a 1080p monitor, however the only way to get it to work is by Mirroring the Display. I would like to use the top display at 1080p. My attempts ended ...
2
votes
2answers
3k views

Redirect stdout to file and stderr to file and to screen

I am running valgrind to shake out bugs in my program. Valgrind's memcheck prints to stderr. What I want to do is a modification to this: valgrind --tool=memcheck ./a.out >output 2>grindout But, I ...
2
votes
2answers
1k views

How can I modify the pitch of my audio output?

I would like to modify the pitch of my audio output. I know you can use software such as PlayItSlowly to listen to an audio file and alter the pitch in the process, but what I am looking for is a way ...
2
votes
1answer
29 views

How can I choose the audio output device using the terminal?

I have a digital headphone set and an analog pair of speakers. Is there a way for me to switch between them in the terminal in Ubuntu? I ask that because I would like to create a keyboard shortcut for ...
2
votes
2answers
321 views

Audio switches between headphone and output

On my Xubuntu 13.04 installation, when the sound is turned up to high levels (>50%), it begins to (randomly?) fluctuate between loud and quiet. In pavucontrol, the port setting is fluctuating between ...
2
votes
0answers
331 views

No audio outputs showing up, audio output is working

I'm running Ubuntu 12.04 LTS on an HP G60-458DX. When I installed Ubuntu, all my audio outputs (HDMI, Analog, Digital, etc.)would show up under Sound Settings. However, recently, all these have ...
2
votes
0answers
153 views

No sound except with Flash Player in Firefox. Sound App only shows “Dummy Output”

Using a Dell 8400 with an AC97 type soundcard. Ubuntu 12.04 (3.2.0-32-generic-pae) Everything is updated. I only get audio through my soundcard when using Adobe Flash Player for Firefox. Nothing else ...
2
votes
0answers
175 views

How can I merge rear and front audio outputs in one? [duplicate]

Possible Duplicate: Why can I hear only a few audio channels when playing video files? I have Ubuntu 11.10 amd64 When I plug headphones into the front audio output - rear output stops ...
1
vote
4answers
407 views

When piping input from one program to another, what happens to the original program if the program receiving output is killed?

I am piping the output of a program like this using bash: program1 | program2 If program2 is killed somehow (in my case by a PHP fatal error), what happens to the instance of program1?
1
vote
2answers
433 views

Video output to monitor is cut after installing Ubuntu 11.10

I'm a total newbie with Ubuntu, installed Windows numerous times over the years, but this O/S is utterly new to me. I am trying to install Ubuntu 11.10 64-bit, I have checked the ISO with winMD5sum to ...
1
vote
2answers
363 views

VGA out video is wavy and unreadable with a ATI Radeon X1200

Trying to get stable output when using monitor attached to VGA port on gateway netbook running lucid Lynx 10.04LTS. Monitor video is wavy and unreadable. Video card is an ati radeon X1200. ...
1
vote
1answer
58 views

output SoX synthesized sound to file

I have the following SoX command that generates a nifty 'spacecraft' sound: play -n -c1 synth whitenoise band -n 100 20 band -n 50 20 gain +25 fade h 1 864000 1 How could I output about 10 seconds ...
1
vote
3answers
510 views

How to Automatically save terminal command output to file [duplicate]

Is there a way that I can save the terminal command output to a file, without having to write the command ' | tee /abc.txt' every-time around?
1
vote
0answers
254 views

No sound from Ubuntu 13.10 after selecting output

Hello I have headphones that I plug and unplug from time to time because I talk on Skype. When I unplugged my headphones from my keyboard there was no sound from my speakers while I was playing music. ...
1
vote
0answers
92 views

Set Headphone as output when they are inserted

I am having a bit of a problem with my headphones on my Macbook 2.1. For reference: The top output are my speakers, the bottom are my headphones, but the middle does not work. When I plug in my ...
1
vote
1answer
189 views

How to return to normal display after HDMI disconnect?

After I disconnected my TV by pulling the HDMI cable, Ubuntu did not return to the right graphics mode. There is only the background, no launchers or icons, however I can open a menu by right ...
1
vote
0answers
140 views

How to use my line-in or mic-in as an output line? [closed]

I have tried using alsamixer but I can't seem to figure out how to make it do this or if it is capable of doing this at all. PS: This is possible on my hardware since I am using realtek's program on ...
0
votes
3answers
60 views

why pipes are used instead of input redirection

I'm new to linux systems and I can't really understand why wee need two operators that can redirect output: pipe as | and ouput redirection operator >? Can't we just always use the second? Most of ...
0
votes
1answer
360 views

How do I allow more than one user to read the output and enter commands for a program running in the Terminal remotely via SSH?

I've looked around and I've seen that some people recommended using Screen, but I don't exactly know what they meant. The program in question is a Minecraft server. I need it to be able to allow ...
0
votes
2answers
41 views

How to save output to file that required root access

I want to save output of command to a file that my current user do not have access to. But my user can have root access using sudo. I'm running for example: sudo crontab -l > /var/BackUp/crontab ...
0
votes
2answers
420 views

Problem in redirecting standard input and output

I want to take backup of my mysql data using mysqldump. I have three files containing names of mysql tables line by line. My script has this line - mysqldump -h localhost -uroot --lock-tables=false ...
0
votes
4answers
6k views

Changing colors in terminal output

When i write scripts i want that some lines are colored in output. My questions is not about changing prompt (PS1) but for example how can i change that the output, let us say, "cat ...
0
votes
1answer
33 views

How to turn off headphones, and only leave enabled analog output?

How to turn off Headphones, and only leave enabled Analog Output? (Ubuntu 14.04)
0
votes
1answer
98 views

Running Spotify via wine will only use speakers not play via headphones

I have Spotify installed under Wine. It currently is trying to use my desktop speakers as the default output device, however I have changed the system settings to use all input and output sound for my ...
0
votes
1answer
360 views

Audio output to input

The audio output port on my laptop just broke and I can no longer use it for my headphones. Does anyone know of a way I can route the sound output through the input instead?