Questions about using the command-line interface (CLI).

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0
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6 views

Error while loading shared libraries

I'm using a software called GPUOcelot in order to be able to compile a software that I'm programming that uses CUDA. But my computer doesn't have any NVIDIA card, so that's the reason why I am using ...
0
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0answers
7 views

Random delays typing in a terminal

I'm testing 14.04.2 before installing it, using a live USB. Everything seems to work fine except that when I type in a terminal, random delays can occur between hitting keys and having them appear on ...
0
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0answers
18 views

Connect to DUN using bluetooth in 14.04

Whenever i try to access DUN using Bluetooth GUI i always get Connection Timeout, that didn't happened before when i was using 12.04. Can anyone tell, is there any specific bluetooth issue in 14.04.? ...
0
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0answers
22 views

Preserving text formatting when piping output to csv file

I have an executable which gives an output like the following, Posture state: 3 Posture side: 0 Posture state: 3 Posture side: 0 Posture state: 3 Posture side: 0 ...
0
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0answers
11 views

automatically launch bash scripts that are currently user controlled? [duplicate]

I have written some scripts to collect system statistics through vmstat, iostat and sar and another script that controls processes. The process control one reads information from a text file and ...
0
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0answers
4 views

Make KNetworkManager follow radio status set on the command line

I have installed the KDE desktop on my Notebook. However, when I enter into airplane mode on the command line by nmcli r wifi off the GUI of the KNetworkManager does not show the little ...
4
votes
1answer
32 views

Command line way to know the cyles of the moon

I'd like a simple way to know when the next fullmoon is, and would prefer not to rely on a web service. I don't want a GUI since I'd like to call this from a script. Thanks all!
0
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0answers
11 views

Gnome 3 not working

I have ubuntu 14.10 and had Gnome 3 working propertly except that sometimes it got stuck in the login screen and had to reboot it( loosing the current work). So i decided to install Unity and ...
0
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0answers
9 views

how to get jms connection factory details from the asadmin CLI for Glassfish

How do I get more specifics on jms/CrmConnectionFactory, using the get command, from the asadmin console? thufir@doge:~$ thufir@doge:~$ asadmin list-jms-resources jms/CrmQueue jms/CrmTopic ...
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0answers
24 views

no option in terminal to “open new tab” and no “username@hostname”

I've a lot of time to fixing it by googling, but nothing is the same as mine. So, I posted the question here. In the fresh install, I have a terminal like everyone on google, but now I've a strange ...
0
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0answers
14 views

files & directories are not share on server with 777 permission using sshfs

I am successfully mount the remote directories on my local directories, I have to created folder and files with 777 permission so others can able to access this files so that's why I used umask=000 ...
0
votes
2answers
35 views

I can't get Graal Online to work

I checked, and my computer is 64bit. The file i downloaded is 64bit. I've tried the following things -> uname -m ./Graal ls cd Downloads/ ls ./Graal sudo apt-get install ...
0
votes
1answer
18 views

Capturing commands for documentation? [duplicate]

I plan on configuring an Ubuntu Server via the CLI. Is there any program that can capture my commands (and perhaps responses)? Just trying to make documentation more efficient. Thank you.
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0answers
7 views

unity --replace Async Shell - Update Icon of Running Application

So I figured out how to update the icon of a running application. After doing the change the icon doesn't apply right away. I then launch terminal and then run unity --replace, running this flashes ...
1
vote
2answers
85 views

Whats the difference between SUDO and Changing to root [duplicate]

If I issue a sudo /bin/bash` [sudo] password for mark: cmp -bl /dev/blah1 /dev/blah2 and using sudo cmp -bl /dev/blah1 /dev/blah2 then logging in as root? I don't see whats different, if ...
-1
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0answers
17 views

Shell scripting for date intervals [on hold]

How can write a shell script (e.g. bash) that calculates the difference between two entered dates?
-1
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1answer
24 views

What software do I need to exchange Bitcoins?

I need software that could run on Ubuntu desktops and server; a command-line one. I am using Ubuntu 14.04 64-bit both on the desktop and on the server. What software can I use? I have tried ...
0
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0answers
12 views

Another Error removing file: No such file in directory problem

I've read all the answers to this question that I could find, but I'm still confused. Here's my setup. I have a dual boot system. Windows XP Pro on one drive and Ubuntu on another separate drive. ...
2
votes
1answer
47 views

Ubuntu Linux 14.04 on Parallels Desktop 10, Mac OS X 10.10.2: Parallels and/or Ubuntu update broke Terminal (no command-line prompt)

I am running Ubuntu Linux 14.04 via Parallels (10.1.4) in Mac OS X 10.10.2 on a MacBook Pro. Today I received update notifications for Ubuntu (first) and then Parallels and stupidly installed them (I ...
0
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0answers
17 views

Unable to restore Unity after Compiz disable, can't open terminal

I've been looking through the forums and there are many similar problems but mine is a little different. I used Compiz and accidentally disabled Unity when I turned on Window Decoration. I found many ...
2
votes
4answers
107 views

count the number of unique values based on two columns in a spreadsheet

I need to count the number of unique values based on two columns in a spreadsheet. Suppose the file looks like this, ordered by name, surname, company: joe allen ibm joe smith ibm joe allen google ...
0
votes
1answer
43 views

What does cd [-L] [-P] [-e] [-@] do?

Out of curiosity I typed cd --help to see if there were any extra things you can do with changing directory, and it came up with cd: usage: cd [-L|[-P [-e]] [-@]] [dir] What does each option do? I ...
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0answers
12 views

Can't uninstall wine

I've downloaded a beta version of wine from the ubuntu software center, but ti wasn't what i was looking for so I tried to uninstall it from there wich I couldn't, I know almost nothing about ubuntu ...
2
votes
1answer
28 views

Ubuntu Software Center will not open

When I attempt to open the Ubuntu Software center via terminal the following shows: $ software-center 2015-03-03 13:07:01,990 - softwarecenter.ui.gtk3.app - INFO - setting up proxy 'None' 2015-03-03 ...
0
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0answers
17 views

How can I truly clear a terminal window? [duplicate]

When I run clear in the terminal, the tab appears to be cleared of text, with only a fresh command prompt visible in the top left corner. However, the scrollbar is still active and if I scroll up, I ...
2
votes
2answers
113 views

Pipe file to gnome-open command

For example I want to open a specific book from Books directory. To find it I do ls | grep -i 'book_i_want' Ideally I would like to add next pipe with command, like this: ls | grep -i 'some_book' | ...
1
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0answers
12 views

gtk-launch .desktop is not using custom icon

I copied my .desktop shorcut to user_home+"/.local/share/applications/" then going to terminal and typing in gtk-launch nameOfMyDesktopFile it launchs it, but it doesn't take the custom icon. I'm ...
2
votes
3answers
80 views

Remove all text before last space in text file from CLI

I want to remove everything before the last space in a text file from the CLI Example text: 2015-03-02 21:34:15 20480 dump-2015-03-02-21-34.tar The string that should remain is ...
0
votes
0answers
26 views

How can i open sublime text using ubuntu terminal? [duplicate]

I want to open most popular text editor sublime text, Already opened by subl . command in existing directory files, but when press Ctrl+c then text editor close and with showing me terminal below ...
0
votes
0answers
12 views

Matlab installing [on hold]

Im having trouble with Matlab installation. I've downloaded a folder, which contains matlab, then in Terminal i've changed the directory to that folder. When trying to execute the command: sudo ...
0
votes
0answers
20 views

Bash cursor graphical bug in ubuntu 14.10

For the past few weeks (I'm not exactly sure on the timeframe, but I think it coincides with me upgrading to Ubuntu 14.10) I've had an issue with my terminal where, while typing, the white cursor ...
2
votes
1answer
113 views

Bash script, arithmetic with floating point variables / strings that represent them

I'm trying to create a simple script that takes an average load percentage of the CPU each minute. I'm doing this by using the sar command from the sysstat package. Here is my current code: ...
0
votes
1answer
41 views

How can display a message on terminal when open it [duplicate]

how can i display a message when open terminal. i want to display a Specified text right after open terminal any time. hence before do anything,i want that text will shown. i want to understand ...
2
votes
1answer
26 views

How to activate/deactivate a gnome-shell extension from command line

Let's say I have successully installed my set of gnome-shell extensions. But I want to deactivate/unactivate from the command line. This is only possible via mouse action, AFAIK. How can I do that ?
0
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0answers
13 views

Framebuffer driver commands not working

I was trying to do some tweaks in my Ubuntu terminal. I tried to show a BMP image using fbv. I was following this tutorial for that - I had a BMP image but using this command: fbv -d 1 /root/logo.bmp ...
3
votes
1answer
55 views

What are limitations of ubuntu phone comparing to ubuntu desktop? [on hold]

All the reviews for ubuntu phone seems to be targeted for phone users (how is the touch, gestures, scopes, etc). I am however, interested to know about this new OS as an ubuntu users. I was wondering ...
2
votes
1answer
29 views

Rotate images from terminal

I have a directory with a lots of image but they are in wrong orientation. I want to rotate the images to correct orientation (mostly ±90o). Using image (shotwell photo) viewer I can rotate ...
0
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0answers
27 views

How to launch .desktop file from terminal

I have a file on my desktop named "Firefox - Profile B.desktop". I am running Firefox in profile A. I tell Firefox Profile A to run a command in terminal. I'm trying to make it launch "Firefox - ...
0
votes
0answers
9 views

Ubuntu failed to start session on Mac Book Pro retina

I am running Ubuntu 14.04 on a macbook pro retina and I was trying to set up gnome 3 as DE (Desktop Environment). But when I tried to log out and log in, it failed to start the session, a message ...
0
votes
1answer
24 views

teminal text entery problem [duplicate]

After a command is entered in a terminal I am then asked for a password but the terminal freezes and won't let me enter the password. How do I fix this.
0
votes
1answer
103 views

Printing from arrays vs awk 'NR

I am currently printing out values from vmstat stress tests using this: vmstat -a $INT $CNT | awk 'NR > 1 {print $13,$14,$15}'> vm.log_$D & sleep 5 && stress --vm $cores -t ...
0
votes
1answer
19 views

How to get help on a specific option of a command [duplicate]

I guess the title says it all. I know I can get help on a specific command, for example wget, like this: wget --help But how can I get help on some specific option of that command? For example, I ...
0
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0answers
31 views

How to start lxsession from command line with proper user priviliges

I'm trying to achieve two things that I can not get to work because I don't know how to correctly start an lxsession in Lubuntu 14.04.2. I boot to the command line with the following line ...
9
votes
3answers
343 views

Pre-define colors for Terminal?

I was trying to remember how I could pre-define colors inside of .bashrc file so they could be called on when I do ${RED} for example. I can't remember if this was the right way of doing it, but it ...
0
votes
2answers
29 views

Use of “cp” command between root user's home and plain root

How do I use the "cp" command to copy files from root@pcname:/home/username # to root@pcname:~ # I have been able to use the "mv" command to move a file, but when I use "cp," it tells me that the ...
3
votes
1answer
38 views

Display 'cd' accessible path to mtp device in Nemo

Nemo displays path to mtp device like that: mtp://[usb:001,007]/ I want to be able to copy path from Nemo to terminal and cd there. Maybe it's possible even with this path while escaping some ...
0
votes
0answers
23 views

Unable to install ubuntu-14.04.2-desktop to VM

I downloaded ubuntu-14.04.2 to my documents in Windows 8.1 I then extracted the files and copyed them to my D:\ DVD drive, I then opened my VM Machine and I get a 2.0 Shell prompt ! What command do I ...
1
vote
3answers
59 views

How to check which shell am I using?

I read that terminal is nothing but shell. Then unix provide different flavors of shells: Bourne shell (sh) C shell (csh) TC shell (tcsh) Korn shell (ksh) Bourne Again shell (bash) When I open ...
0
votes
1answer
58 views

How do i write a terminal script to setup ubuntu for me instead of spending days every time?

From what I understand I can make a text file with all commands same as I would type in terminal, make it executable and run it. Would running sudo mysetup.sh or mysetup.txt be OK so not typing PW ...
0
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0answers
21 views

How to run an alias command with sudo [duplicate]

I created an alias called runmc that allows me to start up a java program. But I noticed that when I type in "sudo runmc" (It needs root access to work properly.), it will display "runmc: command not ...