Questions tagged [output]

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7
votes
2answers
667 views

Bash function to robustly pipe terminal output to vim

I often re-direct my terminal output to vim, in this fashion, which I get tired of typing all the time: ls | vim - I would like to define a function v to do this for me, i.e I want to be able to type:...
0
votes
1answer
25 views

supress generatenewblock output

I am issuing a command such as follows: rando-cli generate 1 > /dev/null 2>&1 yet still I see output such as 2020-06-19T17:54:29Z [default wallet] keypool reserve 17 2020-06-19T17:54:29Z ...
0
votes
0answers
25 views

Sound going through line out even when Bluetooth headset is connected on Ubuntu 20.04

I have a speakers connected to my PC, Ubuntu 20.04. When I am connecting Bluetooth headset, the sound is steel going from speakers even though in settings the output is set to headset. What can be ...
1
vote
0answers
19 views

at command gives output error

When running the at command on Ubuntu 18, What I noticed is that I can run it as root, but not as root results in an Output Error as follows: root@myserver3:~/# at now warning: commands will be ...
1
vote
0answers
29 views

Setting audio output priority in Ubuntu 20.04 [duplicate]

I want to achieve the following behavior for my audio outputs: if HDMI is connected use it as audio output device else if headphones are connected use them as output device else use built-in ...
0
votes
1answer
36 views

How is 0.0.0.0:22 under the column local address of netstat command related to ip address?

I have a Ubuntu server and I connect to it from home computer using SSH. Once I connected, on the terminal of the server, netstat shows under the column "local address", 0.0.0.0:22 For example, say ...
0
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0answers
27 views

what does mean 0.0.0.0:22 under the column local address of netstat command?

I read that 0.0.0.0:22 means that access to port 22 is allowed from any ip addresses (any other computers). However, the column "local address" of netstat only refers to ip of local addresses (local ...
0
votes
2answers
60 views

HELP! Ubuntu 20.04 installation gave my terminal all squares with 4 characters in them

After installation of Ubuntu 20.04 my terminal characters shifted to some kind of squares with hex codes in them. I am not able to find out how to get back to normal. Any suggestions?
0
votes
0answers
70 views

Ubuntu 20.04 - Audio Output Device Disappeared - no DispayPort/HDMI (Built in) Available

I'm using Ubuntu 20.04 on a multi boot system. I have a Lenovo m93p Tiny attached to a TV via the DisplayPort adapted to an HDMI connection to a Samsung TV. The sound works fine on all the other ...
1
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0answers
107 views

Dummy Output after upgrade Ubuntu 19.10 -> 20.04

Dummy Output after upgrade Ubuntu 19.10 -> 20.04 Please advise how to get sound to work after this upgrade... my@my-pc:~$ inxi -SMA System: Host: my-pc Kernel: 5.4.0-29-generic x86_64 bits: 64 ...
1
vote
0answers
84 views

make switching between audio profiles permanent in ubuntu 20.04

First, preface. So after updating my system to ubuntu 20.04, the laptop speakers stopped working (output changed to dummy output), even though the sound was working fine when external speakers were ...
0
votes
0answers
32 views

HDMI not saving as default audio device

I recently decided to dig up an old laptop and get Ubuntu on it, and the way I have it set up I want HDMI to be the default audio device, but I can't seem to get it to work. From what I've tried I can ...
0
votes
0answers
47 views

No output devices detected on virtualbox with Windows 10 host and MacOS Guest

Just got my Virtualbox reaty to go today but it wont detect input nor putput devices on the guest. On the host everything works fine. I also have the extention pack installed. please help!
0
votes
0answers
195 views

How to get High Fidelity audio output with Sennheiser HD 4.40 BlueTooth HeadSet?

My bluetooth headphones(Sennheiser HD 4.40 BT) only provide headset unit audio when connected to this laptop. How do I get High Fidelity audio? This issue started when the headphones got removed from ...
2
votes
2answers
429 views

Xubuntu only shows Dummy output for audio unless I plug in a hdmi, then I can use the hdmi audio

I have a Dell G3 15. Running Xubuntu 18.04. Everything was working perfectly until the 26/27th February 2020. After this the audio stopped working and I only see a dummy output in the mixer. Im ...
0
votes
0answers
33 views

only dummy output

I have a problem with no sound on my speakers. it works fine with headphones. 1) when i run: $ pacmd list-cards I get 1 card(s) available. index: 0 name: <alsa_card.pci-0000_00_02.0-...
0
votes
1answer
29 views

How do I save the output of last executed command in terminal after normally executing a command? [duplicate]

I have an incremental build command for my project that will output something if I do a clean build, and output something else (less) if I do an incremental build. Say, I forgot to do this: mycommand....
0
votes
0answers
38 views

No sound in Ubuntu studio 19.10 (Eoan Ermine)

I created a bootable usb stick with Ubuntu studio 19.10 (Eoan Ermine) on it. I have no sound and it only shows me "Dummy Output" in output devices. I have the same problem in my TAILS. Does this mean ...
0
votes
0answers
53 views

Input/output error with new external hard drive

I need to free up space on my laptop (Ubuntu 18.04.2 LTS) and have a brand new Toshiba Canvio Basics 2 TB external harddrive. When plugging it in the first time it got recognized by the system but ...
1
vote
0answers
34 views

“Dummy output” and no sound after recent updates

I know this question has been asked before but none of the typical solutions are working for me. Something happened recently (not sure what) that caused the sound to stop working. My bluetooth headset ...
1
vote
1answer
194 views

Change default audio port in pulseaudio

Hello after numerous hours of google searching, I am drawing a blank. I have successfully configured audio in 18.04 but require help to change the priority of the port devices. Speakers should take ...
0
votes
0answers
30 views

How do I interpret `flatpak install` output?

I'm simply trying to install Spotify with flatpak install spotify. Here's the output: Looking for matches… Found similar ref(s) for ‘spotify’ in remote ‘flathub’ (system). Use this remote? [Y/n]: y ...
1
vote
1answer
44 views

Trying to write the output of mount in a file

I wrote a bash script to mount a certain network drive and now I would like the output to be written in the file log_mount. This script was for testing purposes but does not work. address="srv01" ...
1
vote
0answers
353 views

Amazon Echo Dot only visible as input device, not output

I have Ubuntu 18.04.4 LTS installed on a desktop computer, and I also have an Amazon Echo Dot. My desktop communicates to the Echo Dot via bluetooth, and connects successfully. This is the bluetooth ...
0
votes
0answers
59 views

nohup not working? Can't see anything in output and it seems its not iterating properly

I have a pretty basic python twitter bot: picture of code and I don't know why nohup is not working properly through it. count = the # of lines in a txt file (idk if thats helpful) I run this ...
0
votes
2answers
174 views

HDMI issues using Samsung AU55RU8000WXXY as monitor

I have been happily using my Samsung tv as a monitor for my Ubuntu based mythtv system, but over the last couple of weeks it has become unreliable. Sometimes the Tv connects to the pc, but more often ...
0
votes
1answer
58 views

Problem with displaying files in the folder

I am using external HDD, where I got some photos. My OS: Ubuntu 18.04 Maybe something wrong happened during copying photos from local drive on computer to the external one. as you see folder has ...
0
votes
1answer
196 views

Compare two files, show lines in file1 but not in file2 [duplicate]

Let's say I have two files - file1 and file2. I want to compare those files, but output only lines that are in file1 and not in file2. How can I do it?
0
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0answers
28 views

Ubuntu 18.04.3 audio working intermittently

In my Asus zenbook I can hear sounds intermittently on Ubuntu, no problem with Windows. It works for 1 or 2 seconds and then it doesn't work for 10-20 seconds (it's not so regular, just giving an idea)...
0
votes
1answer
137 views

Subwoofer Sound Settings revert back to default when sound level is set to minimum (mute/off), causing blown sub woofer speaker

I am having an annoying and destructive problem with my Subwoofer Sound Settings, it keep reverting back to default when the sound level is set to minimum (mute/off). This problem has blown my sub-...
1
vote
1answer
3k views

What is the AudioIPC Server?

In the Settings-Sound there is sometimes an entry in the Output section called AudioIPC Server (Ubuntu 19.04). A quick internet search did not reveal much information. What is the AudioIPC Server? ...
0
votes
1answer
548 views

Sound isn’t working in Ubuntu 18.04 [closed]

Sound isn't working in Ubuntu 18.04. I can't see any options under the input and output tabs in Settings -> Sound. What can I do to get my hardware to show up and be recognized in sound settings? How ...
2
votes
1answer
3k views

Ubuntu 18.04: Audio doesn't work unless I switch between outputs

On my fully updated Ubuntu 18.04.3 system, audio doesn't work unless I switch between outputs. When I boot my PC, the right output (stereo speakers) is already selected by default, but there is no ...
0
votes
0answers
70 views

How to force HDMI output on NVIDIA when tit “thinks” there isn't anything connected?

I have one of those hdmi displays for a raspberry pi, they provide no display information(I think it's called hetd info). The way it works in the raspberry pi is that you have to force it to enable ...
1
vote
0answers
170 views

Redirect output of a startup script to terminal

I have a shell script init.sh that invokes a javascript script app.js like this: #!/bin/sh node app.js In the js script there are some console.log that i would like to see on the terminal. If I ...
5
votes
1answer
350 views

What does shellcheck warning SC2129 “Consider using { cmd1; cmd2; } >> file instead of individual redirects.” mean?

I have this shellcheck warning I can't figure out: In /mnt/e/bin/iconic line 540: printf "FALSE|" >> "$IconsRaw" # Select field number 1 ^-- ...
1
vote
0answers
210 views

Ubuntu 18.04 No sound from HDMI

I have Ubuntu 18.04 running on an 2008 Macbook. I can't get the HDMI sound to work. I've tried everything including reinstalling nvidia, lightdm and updating. :( Nothing works. Please help. my output ...
0
votes
0answers
31 views

no sound and tried answers in the exchange but not working - need help

using ubuntu 14.04, did upgrade and sound disappeared. I tried pulseaudio -k gave Failed to kill daemon: No such process someone mentioned that they killed the pulseaudio process directly and it ...
2
votes
1answer
70 views

No HDMI output from dell latop with nvidia 1050 graphic card

I've searched everywhere on the internet for find a solution to this problem, I've tried everything but still nothing work: the external monitor is connected with my laptop trought HDMI, and this is ...
0
votes
2answers
2k views

Can't delete files from external hard drive / Input - Output error

I can't delete some files from a external hard drive. This the result i get in the terminal when i try to do it: camilo@camilo-S400CA:~$ sudo rm -r '/media/camilo/TOSHIBA EXT/Descargas' [sudo] ...
2
votes
3answers
420 views

How to Build report from mysqlcheck output

I need to build a report from the output of MySQL database check and auto-repair. But dont want the full report each time : only in case of repair was needed A scheduled (cron) a task runs mysqlcheck ...
0
votes
3answers
2k views

show output from script that would be seen in terminal

I have working scripts for windscribe vpn. At this time there is no GUI. They run from the desktop no problem. How do I see the output that I would see in the terminal. I can get the notification ...
1
vote
2answers
519 views

How to set second monitor as unique if connected with xrandr

I would like to set my HDMI monitor as the unique output of my laptop when the monitor is connected. Now I am changing it manually everytime I switch on my laptop with my monitor connected, but I ...
1
vote
0answers
127 views

Diff side by side output with “|” (incomplete) sign

When I compare two files with just numbers, in addition to < and > signs, I also have | signs at some of the lines. For example, 25746 | ...
3
votes
0answers
688 views

HDMI stopped working 18.04

I have: Intel® HD Graphics 5500 (Broadwell GT2) on Asus X554L laptop I have problems with HDMI at Ubuntu 18.04 I connected my TV with it, and it was working for some time, then it stopped, the device(...
2
votes
2answers
1k views

Sound device lost after update to 18.10

Today I did an upgrade from Ubuntu 18.04 LTS to 18.10. The update ran without any error message. After the update the sound settings just show "dummy output". $ pacmd list-cards 2 card(s) available. ...
0
votes
1answer
56 views

Terminal only outputs last few lines and everything before is deleted

I am using grep to find strings in multiple files. It outputs a lot of text which is what I need, but then terminal just deletes all the output while grep continues working and so I can see only last ...
1
vote
1answer
209 views

C++ code cannot create output file on Ubuntu 16.04 [closed]

Using Ubuntu 16.04 with kernel 4.16.7. I'm trying to benchmark an SSD using the code I found here: https://cristianadam.eu/20160410/c-plus-plus-i-slash-o-benchmark/ This test uses three different ...
0
votes
1answer
824 views

Can't redirect stdout and stderr in background

I want to launch a task in background and redirect all outputs to a file. For this, I do ./main.py > /tmp/logsFile 2>&1 & but i doesn't work I think the problem comes from the background ...
0
votes
0answers
79 views

Speakers working but not working

I've recently installed Ubuntu 18.04 and for some reason my speakers are not listed among the available sound devices, there's only the headphones. Given the situation i installed pavucontrol and ...