Questions tagged [output]

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Output not showing in my ubuntu while compiling c

While compiling my C code in sublime-text in my Ubuntu The output is not shown.enter image description here
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1 vote
1 answer
73 views

Why is a simple sed command not working on the raw csv file I downloaded from an EXO instrument?

I have hundreds of csv files downloaded from an EXO instrument that I want to reformat. The first part of every file contains general information on the instruments followed by a table with header and ...
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-4 votes
1 answer
52 views

how i can change it using the command line? [closed]

There is a txt file ID1 PROJECT1 USER1 ROLE1 USER2 ROLE2 USER3 ROLE3 ID2 PROJECT2 USER1 ROLE2 USER2 ROLE2 USER3 ROLE3 I need as below ID1 PROJECT1 USER1 ROLE1 ID1 PROJECT1 USER2 ROLE2 ID1 PROJECT1 ...
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-2 votes
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codonW running without error in terminal but giving empty output files

When I run the command it produces output file (input.out) and blk file (input.blk) files. The following are the snapshots of terminal for your reference.
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2 votes
1 answer
61 views

How to find files using the `find` command and add text to them?

What I am trying to do is find files using the find command and then add text to those files. I tried multiple ways, but nothing works: find . -type f -iname 'filename' -exec '{}' echo "hello123&...
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Dummy audio output/pulse audio frozen on ubuntu?

I have little to no knowledge of Ubuntu: after flashing the latest version of Ubuntu on my mini pc in dual boot, everything seems to be fine. After rebooting though, dummy audio output appears in the ...
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0 votes
0 answers
88 views

Floating point exception (core dumped) error while running McPAT

I am trying to run the below XML file using McPAT simulator to get power results, but I got a "Floating point exception (core dumped)" error. The XML file represents the out put of a gem5 ...
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0 answers
38 views

audio problem kernel 5.13

when Im using speaker port i cant hear anything but when I change it to headphone my speakers active and the audio will play from both headphone and speaker. Im using kernel 5.13 Ubuntu 21.10 please ...
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Ubuntu 20.04 dosent recognize headset after reboot

Basically i rebooted my pc and boom there goes my sound. When i go into the settings it dosent recognize my headphone. I connected it via headphone jack. Reinstalled audio drivers, still nothing (...
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  • 1
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2 answers
46 views

Convert output file with the following columns to CSV removing the pipes

This is what I have in my output file: v6_ntoa | v6_ntoa | id | client_syn_packets ---------------+--------------+-------------+-------------------- 105.245.90.61 | 82.17.112.84 |...
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1 answer
15 views

Dedicated System Monitoring Display Software?

I have a display hooked up to my server which I plan to have an always-on system monitoring readout. Things like system temps, load percentages, console output, the like. Looked for a bit and I can't ...
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4 votes
2 answers
171 views

Disable output of systemctl and apt-get

I'm currently writing a script that installs and configures the Samba server automatically for me. I was wondering why this command sudo apt-get -y install samba > /dev/null && sudo ...
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0 answers
35 views

Use tablet as Input [USB/HDMI or Bluetooth]

I recently bought a tablet that runs Android and it has USB-C and HDMI. I would like to use it as a graphic tablet, connected to my laptop, which runs Ubuntu 20. I often use softwares as Inkscape or ...
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2 votes
2 answers
56 views

Cannot write long output to file

I'm a beginner. I'm using Ubuntu 18.04 I am trying to send the output from a command that installs dependencies for a subsequent install command. I have tried: $ my_command > output.txt $ ...
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0 votes
1 answer
169 views

How to display error messages during .configure to the standard console?

When compiling from source, we use .configure as the first step. .configure may call some other commands like cc which may fail and print error messages, like header not found or some other compile ...
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bmon with format option quitafter argument

I know this might be a stupid question, but as I am new to Ubuntu I don't even know how google it. I want to show network stats using bmon in a special format so I can read it later with another ...
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0 votes
1 answer
76 views

Does Ubuntu expressly not use printf for output at boot? Can it?

This question occurs to me when I am trying to have the guest Ubuntu OS display boot messages in QEMU VM (like [ 2.34567890123] ... and [ OK ] ....). Here I have a QEMU VM, both the host and guest ...
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1 vote
1 answer
315 views

Not getting the right output when using rsync --delete

I'm trying to delete files using rsync --delete but i keep getting this output. cli screenshot
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1 vote
1 answer
797 views

Fresh install (20.04) on NUC10 but no HDMI audio, only 'dummy output'

Problem After a fresh install of Ubuntu 20.04 (as well as LinuxMint 20.2 Cinnamon and Elementary Os 6) Intel NUC10I7FNHN, I do not have the option to select the HDMI sound output in the sound settings,...
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0 answers
43 views

Use usb 3.1 as a display output

How can I use a usb 3.1 output as a display output? I use kubuntu and want to add a screen output and send it out via usb 3.1. How can i do this?
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0 votes
0 answers
66 views

Why doesn't the --quiet flag work when running the adduser command?

So after a few years of this annoying me, I figured it was time to crowd-source. Why doesn't the --quiet or -q flag work when running adduser commands on Ubuntu? According to the manual and all ...
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2 votes
3 answers
698 views

How to redirect the output of 'cat' into a different folder?

I have a Python script, EulerianCycle.py, and an input file, euleriancycle.txt. I am able to get the correct results by doing py EulerianCycle euleriancycle.txt > cat euleriancycleout.txt into the ...
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1 vote
0 answers
31 views

Reviewing history of inputs and outputs

I closed my previous session on Ubuntu and when I logged back in, I realized I wanted a screenshot of my previous outputs. I used history and that only gave me my last 50 previous inputs. Is there any ...
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-1 votes
1 answer
396 views

Some sounds coming through wrong output

I'm not sure why but today some videos are playing through my monitor's speakers even when the Device Output is set to my Headset in settings. Youtube/Twitch in my browser plays through my Headset but ...
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3 votes
2 answers
84 views

Capture script output to add datetime to ouput in realtime

I'm looking to capture the output of a shell script execution in real time to enrich it with information giving the date and time. To illustrate, I have for example a script of this type that I must ...
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0 votes
0 answers
53 views

Microphone on Wired Headphones not Detected Ubuntu

So I am new to Ubuntu, which I installed on my 2017 Mac Book Air and when I plug in my roccat ELO x Stereos in the audio comes out of the headphones but the attached mike is not recognized and when i ...
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0 votes
1 answer
22 views

How do programs like vi, man or less handle output?

How do those commands output to stdout? I could use the printf() function in C, but that would only add more characters to the screen instead of replacing any in a given location in the terminal.
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1 answer
52 views

Help! My bash script stopped working as intended!

I am trying to get a very basic bash script to work but the output for the history command stopped working properly!! This is the output #!/bin/bash -i history And that's the code Any ...
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0 votes
0 answers
40 views

How i can detect system language TWO ISO code in bash?

How i can get what user using display language code TWO ISO code like this in terminal code? English: en, Turkish: tr, Russian: ru and etc...
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1 vote
1 answer
227 views

Crontab scheduled bash script

I want to automate speedtest.net and test my network connection to specific server ID 36250 every 5 minutes. Ive installed official speedtestCLI and wrote a script called run_speedtest.sh #!/bin/bash ...
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0 votes
1 answer
642 views

How to print in current terminal new logs arriving in a logfile?

I can't find the answer to my question, and I don't know how to proceed... I would like to print in my current terminal (possibly only for a specific user) new logs added to a logfile, without running ...
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0 votes
1 answer
31 views

Paste output stream to the current writing place

I want to have a script .sh(which will be binded to hotkey) which pasts text from file, it should work like ctrl + v. I need something like cat which pasts output not in terminal, but any application(...
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1 vote
1 answer
1k views

How To Configure The Default Sound Output Device

We all know that the output device for sound can be configured manually from Settings > Sound > Output Device > <Dropdown List> But it's very tiresome to see the device selected ...
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0 votes
2 answers
183 views

I can launch a Perl script with cron, but can I make it open up a window?

I have an Perl script that runs all night, through a terminal window (Win10 putty.exe) on my Ubuntu server. As with many home networks, I occasionally lose my internet connection, which kills my ...
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0 votes
0 answers
28 views

track compiled software output without verbose?

Is there a universal way to verbose/monitor/track actions of compiled code? Example, gui app on linux moves all files in /Downloads to Library folder according to file type. How can I track the apps ...
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1 vote
0 answers
91 views

No audio (Dummy output) with Ryzen 4500U on fresh Ubuntu 20.04 install

I cannot use my computer without audio. Have installed Ubuntu 20.04. In audio settings there's this "Dummy output" device, which means there is no device. How can I solve it?
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1 vote
0 answers
178 views

Where is my audio device?

I'm new to Ubuntu, and haven't been able to figure this out. When I got to my sound settings, I can select an output device. My PC has two different aux plugs for headphones and a microphone. Neither ...
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1 vote
1 answer
2k views

How to remove a audio output device

I installed droidcam to enable video through phone but it also installed some audio input/output devices in my system which I want to remove. Droidcam added the audio devices through this script, can ...
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  • 1,216
3 votes
0 answers
139 views

Ubuntu 20.04 does not allow me to use the same device for sound input and output

I have been having this problem since the clean installation I made of ubuntu 20.04 lts (before I used 18.04) with the exact same hardware and it worked very well. Whenever I need to make a video call ...
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0 votes
1 answer
57 views

linssid only displaying an empty form (version 2.9)

The ubuntu package for linssid (ubuntu 18.04 LTS) is actually broken (containing linssid version 2.9). After download and installing the debian package - linssid version 3.6 - it is running again.
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0 votes
2 answers
938 views

No sound (dummy output) on Ubuntu 20.04 LTS with external speakers

I'm running Ubuntu 20.04 LTS on a Dell Inspiron 530. I purchased some external speakers that were working just fine with my machine, but for some reason, now I'm only getting Dummy Output as an output ...
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1 vote
0 answers
234 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 ...
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1 vote
0 answers
50 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 ...
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0 votes
1 answer
280 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 ...
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0 answers
122 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 ...
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1 vote
0 answers
328 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 ...
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1 vote
0 answers
401 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 ...
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4 votes
2 answers
2k 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 ...
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1 vote
0 answers
65 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 ...
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5 votes
1 answer
3k 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 ...
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