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

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Cannot download Musescore

Please let me know if this isn't the right forum to discuss this: I cannot download the newest version of Musescore onto my Ubuntu. When I type in sudo add-apt-repository ppa:mscore-ubuntu/mscore-...
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37 views

tilde appears after typing lower case s in the ubuntu 14.04 terminal

I can open the terminal and type in a lower case 's' and it will display 's~'. I can backspace the tilde and continue typing my commands but it happens for each lower case 's'. I have been unable to ...
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45 views

Switch between terminals

I want to write an application in C Named AppController. as you can guess this application should control some other applications. Here I have a problem. I want to run three application with this ...
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141 views

Launch a python script from VM (Windows) From Host (Ubuntu 14.04)

So I've seen this question (link at bottom), but for some reason the -exec command doesnt exist in my VBoxManage (Maybe because my virtualbox is windows). My python script is in a shared folder ...
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28 views

Command-line version of System Monitor statistical information on CPU, RAM, Swap, and Network traffic

I often use the program htop as a replacement for the System Monitor's Processes tab, but I have found no such replacement in the command-line for the Resources tab which displays live statistical ...
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67 views

Problem with encryption algorithm 'aes256'

I followed this method to encrypt external hard-drive but there is a problem with aes algorithm alias sudo modprobe dm-crypt sudo modprobe sha256 sudo modprobe aes I get following error after aes ...
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33 views

Load a LAN shared prolog file in ubuntu

I am trying to load a prolog file in ubuntu on my PC which is shared on LAN by a remote PC. I tried the following command swipl -s //ServerName/sharedFolder/prologFile.pl I am getting 'script file ...
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167 views

A progress bar for diff in terminal?

How can one experience a progress bar when using the diff command on folders(recursive and brief(-r and -q))? I am trying to free up some space, and have run into some problems. Yet I have noticed ...
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108 views

MAAS - CLI or API for deploy

we have installed MAAS, however we are not able to find any information / documentation how to deploy ready node's through API or CLI? We are only able to deploy node's through MAAS API. Is there a ...
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28 views

When I open kate a lot of messages come up and i want to remove it

So everytime I open file with Kate my terminal starts typing something that I think is the process to open Kate, things like END!, BEGING!, save config, etc. It's really annoying and I want to remove ...
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147 views

Change terminal vim and nautilus open with

I installed terminator, because I didn't like how vim looked with the default. I set terminator as system the system default following the instructions here. Now when I press CTRL ALT T terminator ...
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37 views

VIM: Not able to copy complete line

I am using VIM version 7.4.52 on UBUNTU 14 LTS. to copy pasting I followed VIM Documentation instructions. It says: Position the cursor where you want to begin cutting. Press v to select characters ...
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440 views

bash: /usr/bin/utserver: No such file or directory

I am trying to install utorrent following this tutorial . Everything is okay. But when I run utserver -settingspath /opt/utorrent-server-v3_0/ this command to run utorrent I unexpectedly get: ...
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17 views

a2ps splits both words and lines

a2ps is not working for me. It splits words and sometimes lines. Li ke this. I have looked over the rather extensive documentation and can't find anything. -E isn't helping. This makes it ...
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60 views

Control Intercom with Voice Modem from Commandline

I want to control a phone-based intercom from a computer with a dial-up modem and Ubuntu 14.04. I will have to dial a certain pattern and then send audio over the phone line. My goal is to schedule a ...
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606 views

ssh prompts for password when passing sudo command, even with ssh key

I'm trying to expedite restarting some services across several ubuntu servers. I've: added the command to the sudoers file generated an ssh key and copied it to one of the test servers wrote a ...
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52 views

a folder recursively opens itself when opening. and can't delete it

Recently I had a file named readme (a text file) and I updated it several times. and suddenly today when I try to open it It has become a directory and the file was no longer there. And when I try to ...
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130 views

Example Samsung Magician CLI to Over-Provision

Has anyone got any experience using Samsung Magician in the CLI? Im just looking for some examples of how the commands would look. Samsung Magician "MAN" How to use Magician DC 12 Starting ...
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184 views

error starting terminal in ubuntu 14.04

I am unfamiliar with the error below and how to fix it, it happens when I start the terminal in Ubuntu 14.04.3. I do not send any command only press crtl+alt+T. It seems to indicate that something is ...
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15 views

how to get logs for help

ok so I am trying to get help with openvpn disconnecting and I was asked for client side logs and the configuration file of the server. I have looked and looked on how to do this but I am not finding ...
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119 views

Can not install ubuntu-desktop via terminal?

My computer are missing can not click checkbox or select box in system setting, I try to install ubuntu-desktop via terminal but something wrong: "root@helloworld:~# apt-get install ubuntu-desktop ...
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25 views

How to improve this script against killing signals?

Have this improved script here, but it breaks off after about 30 seconds instead of running as long as possible for to create a logging-file with : ./pitbull-002.sh >> log-20.txt The origin ...
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141 views

Startup disk creator : failed to load module

04 installed i want make bootable usb disk using Startup Disk creator. When i clik Other.. button the file select window pops up, when i select the .iso file nothing will open/add to the list. I ...
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62 views

ltunify broken pipe error?

My mouse recently broke and I tried to resync an old one that somehow got disconnected from the mouse and I get the error write: Broken pipe Failed to retrieve notification state when trying to ...
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159 views

How do I know if a download has finished in the terminal?

I'm running 12.04 in a virtual machine, and am installing ISIS, a GIS program from the USGS, through the terminal. It needs a bunch of data files, but I can find no list of what they are. The ...
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140 views

Using terminal as login screen

I want to use the terminal to login instead of the usual gnome skin. Is there a simple package or theme that would let me do this or do I have to muck around a bit?
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64 views

.bash_history of root account on Ubuntu Server 14.04

Last few hours I'm looking for a solution to enable saving of bash history on root account of Ubuntu Server 14.04. I'm not using root account, because I created my own, but some other users are still ...
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26 views

Execute command automatically if sustained CPU usage

I use Ubuntu 14.04 EC2 instances on AWS for development, and they frequently (1-2 times per week) become unresponsive to SSH and I need to terminate them and create a new one - asking AWS console to ...
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151 views

Problem connecting with a server only in one computer

I'm trying to connect to a server but y only obtain this: $ ssh user@server.direction ssh_exchange_identification: read: Connection reset by peer when I run the -vv option I get this $ ssh user@...
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114 views

awk add certain colum if two columns are similar

First at all I apologize, but I am a newbie in scripting, and I try to learn something. I have a file which looks like this: 1 A 84.54 47355 1281 1 A 80.16 47355 761 1 A 81.63 ...
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148 views

Problem with ssh connection

I can't connect to my vps via ssh-client on ubuntu and Putty(wine), but I still can connect to any other servers via ssh! Here is server-site tcp dump 18:58:39.886915 IP 192.168.255.253.45623 > (...
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274 views

Blueman terminal commands

I'm having trouble with blueman conflicting with my wifi drivers and want to create a bash script that turns blueman off, restarts network-manager and then turns blueman on. The problem I'm running ...
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127 views

how to root Freebox server HDD?

I would like to rootmy freebox server (Freebox Revolution v6), in order to enter /and inspect /etc/and more. A matter of pure curiosity. So 2 questions actually : Launching terminal, browsing FS, ...
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36 views

Make terminal look the same for all users

I know that probably his might be a really dumb question, but I don't know exactly what should I google to make this work the way I want. I have a server with Ubuntu 14.04. The idea is that the only ...
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219 views

Xilinx ISE in Ubuntu

I recently installed Xilinx ISE 14.7, which works so far, but everytime I bring up a terminal window, now, I get the following lines in the terminal window before my cursor prompt. . /opt/Xilinx/14.7/...
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38 views

rc.local commands execution

The general idea is: I have developed a script.sh (in java) that take a value from a .txt where a python code is saving data from a sensor, (with a specific range of time). This value is up to the ...
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87 views

Command line tool that will detect PDF crop marks

I have searched the site for a way to crop PDFs based on the sporadic location of the crop marks. I did see the question titled Command line tool to crop PDF files that suggested PDFcrop and a couple ...
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52 views

ERROR with gem for a ruby tool?

I am trying to install a tool script called bio-polyploid-tools and I am getting this error after command sudo gem install bio-polyploid-tools sammanmahmoud@samman[bioruby-polyploid-tools-master] ...
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175 views

Can't change wallpaper from terminal

I tried all the other solutions to this question. Every time I edit my settings in dconf as root, they are overriden by something. The same goes for when I edit my user file in /var/lib/...
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238 views

Error while installing packages (for Virtual Box builds)

I am trying to install the following packages - Linux Packages (Website is down for some reasons. Here is the PDF copy of the website - Virtual Box Build Instructions) Here is the code I'm trying to ...
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72 views

Reliance Netconnect+ not working

I have always used Reliance Netconnect by using the sudo gnome-ppp but recently I have this error message coming. GNOME PPP: Connecting... GNOME PPP: STDERR: --> WvDial: Internet dialer version 1....
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31 views

Terminal gets really small when I double click the window

When I'm on Terminal I double click the menu bar on the window to downsize the window it gets really tiny to only the X is showing. Sorry if i am not explaining this well but I will include a ...
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111 views

Dropbox downloaded zip contains same foldernames twice

I'm not sure if this is a Ubuntu related question. The problem: when I download a folder from dropbox, the files are spread over folders with basically the same name except for the folder name ...
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75 views

how can i compile source code with scapy in ubuntu 14.04

I want to make reassembly of fragmented packets which I had received,so that I searched through google and found that "scapy" can make reassembly of those packets.now i downloaded "scapy software for ...
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451 views

how to send uart pakage and read them on Ubuntu terminal (CH340G USB to Serial)

i have CH340G i dont know if it need to get driver or not i connect it to a PIC micro controller which sent bytes via UART RX TX to the USB to serial CH340G ,so does any one has idea about how to ...
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151 views

How do I install ALPS (Algorithms and Libraries for Physics Simulations) 2.2.b3 on Ubuntu 15.04

I have installed boost_1_58_0 in a directory: /home/acerv3-571g/boost_1_58_0 Then I so much tried to install ALPS (Algorithms and Libraries for Physics Simulations) step by step based on its ...
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41 views

Weird numbers and codes, help!

When I start my ubuntu computer, I see these options. "Ubuntu", "Ubuntu more settings", Memory test (memtest86+)", And Memory test (memtest86+, serial console 115200". When I press enter on the "...
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128 views

Is there a way to find out my SSD's controller from the terminal?

I tried using hdparm but I'm not seeing anything using the -I option that lists the controller that my SSD uses. Whether or not I can find the controller my SSD uses in its manual, I'd still like to ...
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32 views

NSFilter Service is not running, please go to Status : Services and start the service

I have properly installed NSFilter in PFsense and when trying to start it, a dialogue is coming saying that PFSense had been started but the status still remains inactive. Kindly Advice on this.
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344 views

Running Java as another user

I have a directory called Minecraft for Minecraft servers. I've set it's owner and group with chown to minecraft:minecraft. This user and group exists. /etc/passwd contains minecraft:x:999:999::/home/...