Questions tagged [command-line]
This tag is for questions that are about using the command-line interface (CLI), including the use of standard command-line tools and shell commands. However, for questions that are specific to each shell (like Bash, ZSH etc.), use the tag of that particular shell as well.
4,292
questions with no upvoted or accepted answers
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1
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75
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Removal of multiple sub-folders in Ubuntu server doesn't work using curly brackets
I have a ubuntu(don't know the version) server, in which I am trying to clear the following 4 sub-folders.
magento-root/var/cache
magento-root/var/session
magento-root/var/log
magento-root/var/report
...
- 433
1
vote
0
answers
243
views
Terminal window top bar is hidden after Ubuntu updates applied
I have Ubuntu 16.04 LTS, this worked fine until updates applied recently. After that, when opening a terminal it is always parked in the top left of the display and it is unable to be moved. Other ...
- 11
1
vote
0
answers
1k
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Restore deleted desktop files
Incidentally, I have run a command in the terminal sudo rm -rf ~/Desktop and all my files/icons in the desktop are gone. I tried some tools like testdisk and foremost to restore the files but they don'...
- 11
1
vote
1
answer
324
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Problem getting script to run via cron tab
New to Ubuntu, and first time writing a crontab, or using the Nano editor. Basically I can get a simple python script to fire via a crontab, but not the actual python script needed to be scheduled. ...
- 133
1
vote
0
answers
223
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Can't figure out phpstorm terminal keymap for arrow keys in ubuntu
I want to load my previous commands or move cruser back and forward in what I'm writing in phpstorm terminal while using php artisan tinker a playground for checking our code to see if it works, but ...
1
vote
0
answers
229
views
Key binding stops keyboard input echoing, and messes up the PS1 prompt
I want Bash to clear the scrollback history when I press Ctrl+L, especially when I'm running a command with a lot of output; I want to scrollback to the first output line, without overshooting into ...
- 243
1
vote
0
answers
224
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Generate the sounds of a babbling brook or a water-fall with SoX?
I got so inspired by this question "Generate White Noice to Calm a Baby", so I was wondering what else i possible to do with SoX...
Is it possible to generate the sound of a babbling brook?
Is it ...
- 1,084
1
vote
0
answers
72
views
Terminator display getting messed up
I'm using terminator on Ubuntu 14.04. Whenever I open a new tab on it, the graphics of almost all tabs become clumpsy one after other:
How can I fix this?
- 21
1
vote
1
answer
79
views
Start a console on BQ Aquaris
I would like to get on the console of my new BQ Aquaris Ubuntu Touch Pad.
Although I fund out how to get to the "Ubuntu Store" there is a "Konsole" and a "File Manager" but it seems to be nothing ...
- 32.4k
1
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0
answers
535
views
Install Matlab CLI interface on Ubuntu Server 16.04
Im having some problems to install Matlab through the CLI interface. I have mounted the .iso as root and then changed to my regular user account for installing the software.
--------------------------...
- 11
1
vote
0
answers
937
views
nuget: No packages found
I have the latest Ubuntu server 16.04 LTS with mono-runtime installed. I have installed the nuget package with apt but it is unable to see any packages.
nuget list -Verbosity detailed
gives this ...
- 11
1
vote
0
answers
26
views
How to verify the presence of a file written to a RAID-1 device?
I have a RAID-1 (mirrored) array set up on two identical devices, /dev/sdb and /dev/sdc. My procedure is documented here. Say I have a test file written to /dev/md0, Stuff.txt, that contains evidence ...
- 437
1
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0
answers
106
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Great quality video and audio with ffmpeg2theora?
Xenial Xerus has a decent version of ffmpeg2theora:
andrew@athens:~$ ffmpeg2theora | head -n 6
ffmpeg2theora 0.29
Xiph.Org libtheora 1.1 20090822 (Thusnelda)
Xiph.Org libVorbis 1.3.5
...
- 38.1k
1
vote
0
answers
499
views
cpio extract not working
I'm trying to extract a package called initrd.lz. I am running these commands:
mkdir tmp
cd tmp
lzma -dc -S .lz ../initrd.lz | cpio -imvd –no-absolute-filenames
However, there are no files ...
- 109
1
vote
0
answers
8k
views
Ubuntu 16.04. Recovery mode boot and failsafeX. How to access the console?
I am trying to fix the installation vagaries following the upgrade from 12.04 to 16.04 via 14.04.
I am following the instruction of the post How to fix “The system is running in low-graphics mode” ...
- 1,451
1
vote
0
answers
93
views
GRUB Menuentry One GUI Boot & One Console
I want two menuentrys in grub
One to boot ubuntu into textmode to actually function as a server (running everything like apache2 except all X related things to save memory and CPU usage)
And one to ...
- 11
1
vote
0
answers
2k
views
How to start firefox on Ubuntu touch using the terminal
I need for my work to run firefox on my Aquaris M10 tablet using the terminal.
I already tried this:
"Unlock" the tablet (with android-gadget-service enable writable) I used apt-get install firefox ...
- 11
1
vote
0
answers
400
views
No Terminal colors after hostname change
I have a VPS pre-installed with Ubuntu 14.04 version, it was my choice.
Can someone explain why after the host name change, terminal is no longer using colors?
I double tested that host name ...
- 166
1
vote
0
answers
1k
views
How can I run supervisor?
I want to use supervisor to restart my python script:
/home/username/prog/test.py
import time
while True:
print('I am alive.')
time.sleep(1)
My config file:
/etc/supervisor/conf.d/testapp....
- 11
1
vote
0
answers
436
views
Netbeans, xampp and Android Studio Silent install
is there any way to make Netbeans 8.1 Xampp and Android Studio to install via script without any GUI and user interaction?(All three of them got GUI installs.)
- 355
1
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0
answers
23
views
Is it possible to edit a second level into Grub, for dual-boot loaders?
To clarify, I want to have Ubuntu 16.04 and Windows 7 as the only two options on the boot menu, but still be able to access the memtest options that come up if I am quick enough to press F8 or ...
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1
vote
1
answer
75
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Changing to a project directory slows down the terminal on ubuntu
I am facing the inefficiency problem on the terminal. I have a ruby on rails project directory having a size of about 230 MB.
Whenever I perform any command in this directory such as cd etc. the ...
1
vote
1
answer
81
views
How to write an bash script to monitor double-click activity?
I am using a dictionary named sdcv, which is used to translate words or phrases, and mainly worked in the terminal environment. It means that each time I want to translate one word or phrase I should ...
- 31
1
vote
0
answers
3k
views
Booting into recovery mode remotely from the command line
I would like to reboot into the recovery mode remotely from the command line in Ubuntu 14.04.4 LTS x64.
Graphically I would do:
then choose:
but I don't know how to perform this remotely through ...
- 3,460
1
vote
0
answers
497
views
bssl.so.1.0.0: cannot open shared object file: No such file or directory
I followed this tutorial: How to install uTorrent v3.3 on 14.04
On the Step 5 I get this error bssl.so.1.0.0: cannot open shared object file: No such file or directory
I'm running Ubuntu 14.04 and ...
1
vote
0
answers
2k
views
CMake error HDF5
I´m trying to install a program on Ubuntu. Therefore, I´ve to install OpenMP, Eigen, CMake and HDF5. After compiling all these libraries with Cmake I finally got to the last step: Installing ParOSol
...
- 11
1
vote
0
answers
38
views
Execute a script each time a non-defined alias/function is used in terminal
Suppose I have a function that is not defined neither as an alias or a function.
How can I set zsh to execute a script each time the alias is not recognized ( e.g edit my ~/.zshrc to add this precise ...
- 2,378
1
vote
0
answers
231
views
Can I get the steps for crawling in the below link available to execute in ubuntu 16.04.1?
Search Engine with Apache Nutch, MongoDB and Elasticsearch.
A brief description about each component:
Apache Nutch
An open source web crawler forked from Apache Lucene
MongoDB
An open source ...
- 111
1
vote
0
answers
571
views
start process, then attach to tmux pane when needed
So, I'm trying to set up a tmux window that gives me a at-a-glance overview of everything on my multi-purpouse server computer. I'd like to have one pane of that window display the console output of ...
1
vote
2
answers
87
views
Problems with making a desktop shortcut to a shell script
I have looked at many different posts about doing this, but none of the solutions have worked. I have already made both the shell script and the shortcut executable. Any other ideas?
Here is the ...
1
vote
1
answer
1k
views
Link a directory(with its own files and folders) to another directory
I am trying to understand how to use the ln command but every link keeps turning out to be red. When I try to open the folder I get this error:
Too many levels of symbolic links
I am inside a folder ...
- 111
1
vote
0
answers
262
views
Running Jab-Ref3.5.jar on Ubuntu 14.04
I downloaded JabRef-3.5.jar and I'm trying to execute it from the command line as follows:
java -jar JabRef-3.5.jar
Just as it says in this post.
Unfortunately, it doesn't work. It says:
Error: ...
- 11
1
vote
0
answers
520
views
How to install Ubuntu16 into a system with console as the only display
I'm trying to install the Ubuntu16 into my embedded system. But my system only has serial console as the display output so ordinary methods seems not work. Is there a special image or a special tool ...
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1
vote
0
answers
119
views
Ubuntu Desktop 16 to duplicate/clone a running terminal console
Sometimes I want to clone/duplicate a running terminal console so that I can work on the current thread/process without having to re-run all executed commands from the beginning. E.g. running a Flask ...
- 2,278
1
vote
0
answers
58
views
when I try to copy text from the command line strange characters appear
when I try to copy text from the command line strange characters appear.
I have never not been able to copy and paste in the virtual terminals.
I tried installing GPM just in-case, but it did not ...
- 14.8k
1
vote
0
answers
142
views
R statistics on Ubuntu 16.04 lts: copy and paste does not work
I installed Ubuntu 16.04 on 2 different machines. On both I have this problem:
I open a terminal, call for R statistics, copy my code from any file (txt, doc, xls, csv, it's all the same), paste it on ...
1
vote
0
answers
800
views
apache2 -V getting error messages
AH00526: Syntax error on line 74 of /etc/apache2/apache2.conf: Invalid
Mutex directory in argument file:${APACHE_LOCK_DIR}
My apache is located under /usr/sbin/, when I run /usr/sbin/apache2 -V as I ...
- 439
1
vote
0
answers
577
views
Autocomplete SSH bash: export: `-a': not a valid identifier
When I try to autocomplete using double TAB, I get this error:
bash: export: `-a': not a valid identifier
This mainly happens when trying to autocomplete ssh routes. However sometimes it fails to ...
- 285
1
vote
0
answers
72
views
Ubuntu starts up in terminal after updating to newer version
I have searched the internet for hours, and although I have found some similar problems and extracted some information from them, I still have the same problem.
A few days ago I decided to update ...
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1
vote
0
answers
161
views
Upstart services work in SSH session, but not in local terminal session
If I open a local terminal, and attempt to start an upstart service I get this error:
service rsync status
status: Unknown job: rsync
But if I SSH in as the same user, it works fine:
service rsync ...
- 33
1
vote
1
answer
242
views
Lubuntu: Remapping caps to backspace: 15.10 or 16.04
I've spent more time then I care to admit, attempting to change caps to backspace in Lubuntu on a spare computer (15.10), cause I want to switch to lubuntu as my main linux (with 16.04). Basically ...
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1
vote
0
answers
539
views
VLC media player 2.2.1 is choppy
Ubuntu version is 14.04.1. VLC is choppy depending on how it's started. From the console window this command works fine:
/usr/bin/cvlc -vvv /home/matt/Hockey_Footage.m2t --sout udp:239.204.1.106:4000 ...
- 13
1
vote
0
answers
237
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terminal access and swap issue on lubuntu 16.04 install on HP mini 1000
My goal is to install an encrypted Lubuntu partition on my HP mini.
I am trying to install Lubuntu 16.04 i386 (downloaded direct from ubuntu.com), onto an HP mini 1000 (model 1116NR with 16GB ...
- 11
1
vote
0
answers
1k
views
passwd : Authentication token manipulation error (Different than other questions)
I'm trying to change password with single command. The command is,
echo -e "current_password\nnew_password\nnew_password" | passwd
Here's the Output of the command...
Changing password for adarsh.
(...
- 121
1
vote
0
answers
34
views
How to use one machine as master in a cluster
I made a cluster using CSSH contains 10 machines in a network inclusive the machine that I use (currently opened machine) and the IP addresses are stored in /etc/clusters , after I opened them using:
...
- 235
1
vote
0
answers
2k
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Error when running ssh: -bash: exec: cd: not found
Here is the output on the terminal when I run ssh, not sure what is wrong.
Welcome to Ubuntu 14.04.4 LTS (GNU/Linux 3.13.0-86-generic x86_64)
* Documentation: https://help.ubuntu.com/
10 packages ...
anon
1
vote
0
answers
3k
views
Launch python script fullscreen on startup (Ubuntu 14.04)
I have a python program that I would like to automatically run after logging in. This shouldn't be much of a problem, however, I would like the terminal to be in fullscreen mode while running the ...
- 11
1
vote
0
answers
223
views
How to install dependencies for unity 8 music-app an terminal-app?
I used vthompsom ppa to install unity 8 apps in my Ubuntu 16.04.
I could get file manager app, calculator app and weather app working. Media hub app installed but is not available in the dash. Music ...
- 11
1
vote
0
answers
252
views
Error while executing sudo sh./usertest.sh
I faced an error during the Setup software at Raspberry Pi;
While executing the command line in raspberry Pi shell, sudo sh ./usertest.sh I got the following errors .
detec_fb_type :unknown device ...
1
vote
0
answers
118
views
Ubuntu behind the scenes
I am just curious about what Ubuntu is doing behind the scenes after I type a command in the terminal and it takes a long time to complete the requested action. In my case here now, I typed the ...
- 69