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

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0
votes
2answers
24 views

bash is looking for a missing ' " ' , unexpected EOF

I have problem with bash which is looking for a missing character but I cannot find it. Maybe there is something else wrong? Every time I open the terminal I get this error: bash: ...
0
votes
1answer
18 views

Remove newline from openssl base64 encode string? [on hold]

echo -n 'HelloWorld' | openssl base64 | pbcopy That command give me a newline after paste it. I thought the -n removed the newline but don't remove when use base64. so how can get my output string ...
0
votes
2answers
27 views

Menus and Software Center in Chinese

I recently dual booted Ubuntu version 15.04 alongside Windows 10 on my Dell Inspiron 3451. I got the .iso file from Ubuntu's main site, and I used a live USB install in UEFI mode. I am a new Linux ...
7
votes
4answers
293 views

Alert when terminal program finishes running? [duplicate]

I am running Xubuntu 15.04, but maybe this question has a general solution for all Ubuntu flavours. I usually leave long computations running in a terminal window, which may take from a couple of ...
3
votes
2answers
112 views

how to update an individual app through terminal

I want to update Firefox alone without updating all applications. And I want to do it through terminal. Is that possible? Because I have a slow internet connection. I'm using Ubuntu 15.04 with a ...
2
votes
3answers
57 views

shell sript to read source file and use the key in the script

#!/bin/bash source /data/output/QAScripts/conf.ini var=$($1path) echo $var conf.ini is the config file which has LSTpath=/data/bb/loader I get below below error. Where am I going wrong. ./file ...
3
votes
3answers
652 views

Syntax error near unexpected token `('

When I use below code in Ubuntu terminal, it works fine: rm !(*.sh) -rf But if I place the same line code in a shell script (clean.sh) and run shell script from terminal, it throws error as this ...
0
votes
0answers
13 views

XML run bash scripts with parameters

I'm not very skilled in XML, so I ran into a couple problems. I want to start a bash script with a variable parameter, which is stored in an other xml file. this code is written by the supplier, and ...
0
votes
1answer
19 views

Steganography/Execute command

I made a program that encrypts commands and executes on the remote system, but after that I wanted to learn steganography and I have one question: Is it possible to attach a script to a PNG or JPG or ...
2
votes
2answers
165 views

How to run an executable without prepending ./

I'm fairly new to Ubuntu and I do believe in jumping in head first into issues to learn. I know that I can run some GUI applications with Putty+Xming on headless Ubuntu Server. But I can't run Visual ...
0
votes
1answer
71 views

how to remove app that has been install from terminal

I have installed an app called telegram using terminal but right now i cant Remove it i tried every thing but nothing worked please help me here is how I did install it please tell me how to remove ...
1
vote
3answers
27 views

How to run perform different actions from one script

How can I run different commands from one script? For example, if I want to run myscript new filename to create this file, and run myscript del filename to delete this file. At this moment I have a ...
1
vote
1answer
17 views

Losing environment info when using /usr/bin/sudo and /bin/bash

my question is why do I lose environment information like $PATH when running the following command: /usr/bin/sudo -H -u <user> /bin/bash -l -c '<command>' I'm trying to add the ...
0
votes
1answer
34 views

How to get a command to output the contents into Terminal, and my system clipboard [duplicate]

Let's say I have an alias on my system which I often use to tell me my system information, the alias is systeminfo, and it executes lsb_release -a which outputs: No LSB modules are available. ...
0
votes
2answers
34 views

Run python script when a file has been added to a folder?

Is it possible to run a Python script when a file has been added to a folder? In my scenario I have a folder that contains movies and the Python script gets the details (name, year, plot, rating, ...
0
votes
0answers
12 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
vote
2answers
30 views

Concatenate multiple files without header

I have several directories ("amazon", "niger",...), in which I have several subdirectories ("gfdl", "hadgem",...), in which I also have several sub-directories ("rcp8p5", "rcp4p5",...). In this last ...
0
votes
0answers
14 views

Package required to install for opening .grb files [duplicate]

I don't know which package is required to open .grb files. Please help me. best. bsourav69.
0
votes
0answers
13 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 ...
0
votes
2answers
23 views

How to give root permission using terminal [on hold]

I have a very serious problem, I'm using Ubuntu 14.10, and i have an root account, but after i have installed nvidia drivers, it simply dont show graphic interface anymore, so i have created other ...
0
votes
1answer
41 views

Determine if current login is first for the month in Bash

This is a continuation of my post here Although A.B. provided me with the correct answer, which is by utilizing the output of last and checking if it's the current log in, it did not solve my ...
0
votes
0answers
29 views

Ubuntu software centre cannot Install anything again

I used to install using my ubuntu software centre, but sometimes last year, it stopped working, now it shows "use this source" instead of the install button. I have tried every method I've seen here, ...
14
votes
5answers
469 views

How to edit multiple text files with a single command?

I want to remove the first line of multiple text files and replace it with another line. Is there a way to do this using the terminal? I know how to use vim, is there a way to automate it with it? I ...
0
votes
0answers
15 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 ...
0
votes
0answers
17 views

Access to X server denied from command line

I just installed Ubuntu 15.04 and the Gnome 3 desktop environment. If I try to run a GUI program from the command line (like Gedit), I get: XXXXX:~$ gedit No protocol specified ** (gedit:3299): ...
1
vote
1answer
20 views

combine audio and photo using command line in Ubuntu

What is the best way that I can make a video from one photo and one audio file like Mp3 I’m using an Ubuntu headless server, so I need a command line version for this... I tried with avconv but I ...
1
vote
0answers
21 views

Cron not working but manually run in terminal works

I placed a command in a script file called app.sh that simply execute an application. sh app.sh When I run it with terminal directly works fine!! but when put it under cron does not work..I tired ...
2
votes
1answer
74 views

How to install R version 3.2.1 – collect2: error: ld returned 1 exit status

I'm trying to install R version 3.2.1. I executed the following code ./configure --enable-R-shlib followed by make command. But the following error is obtained. /usr/bin/ld: ../appl/dchdc.o: ...
0
votes
0answers
11 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 ...
1
vote
0answers
25 views

As root, I can use su to make dconf changes for another user. How do I actually make them apply?

The scenario below assumes we booted up the computer and logged in as the user bort at the login menu. This is on 14.04.2. If I open up a terminal, as the user bort I can list a dconf setting, for ...
1
vote
0answers
17 views

connecting an Ethernet which needs a password and a user name?

I have an account through a wired network (Ethernet) internet provider - a person that have an internet LAN and share it with neighbours in exchange with money - every one of us have an account and a ...
2
votes
1answer
22 views

Remove list of files from different subfolders

I have a folder (call "folder"), composed of different subfolders ("subfolder1", "subfolder2",...). I would like to remove a list of files in all the subfolder of "folder", while some files are ...
2
votes
1answer
33 views

using wget to download xml for conky script won't keep html tags

So I'm trying to setup a conkyrc for weather, using the following script: #!/bin/bash station="KRAP.xml" wdir='/tmp/weather' update_xml() { if [ ! -e "$station" ]; then ...
2
votes
2answers
55 views

How to install tint2 on gnome

I am trying to install tint2 on my ubuntu-gnome 15. Here is what I have done: sudo sh -c "echo 'deb http://ppa.launchpad.net/killeroid/ppa/ubuntu jaunty main' >> /etc/apt/sources.list" sudo ...
2
votes
1answer
30 views

Copy/move a list of files to a new directory

I have an huge amount of files (e.g. 110011basz.dat, 110012basz.dat, 110013basz.dat,...) inside a folder, call folder. On the other hand I have a list related to the files I need to move to another ...
-3
votes
0answers
25 views

Error while syncing repo [on hold]

The error I got is as follows : error: can not fetch platform/prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.8
11
votes
2answers
611 views

Is there an easy way to log all activity that a shell script does?

Is there an easy way to log all activity that occurs from a shell script to a file? I have a script. It outputs things like echo "instructions", as well as other program output. I know the commands: ...
3
votes
2answers
853 views

How to roll-back a shell command once executed?

I would like to know if there is a way to roll-back shell commands : for example rolling back a rm -rf command.
2
votes
2answers
55 views

Installation of Skype for Ubuntu 14.04 x64 with Terminal

I'm new to Ubuntu and try to install the latest version of Skype from terminal windows. Can anybody help me please, How to do this?
0
votes
1answer
21 views

Problem with installation of LaTeXDraw!

I was using LaTexDraw 2, which I had got it form Ubuntu Software Center. As the functions were limited and I couldn't use math to label out, I searched and found this new 3.1 version. After ...
0
votes
0answers
8 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 ...
0
votes
2answers
42 views

Give user password in terminal through argument

I have created a python application in my Ubuntu machine which run commands to terminal. I would like when the program start to continue running as root. I know that to get a root terminal we use the ...
1
vote
0answers
27 views

gnome-terminal / mate-terminal don't save history on ~./bash_history

Two days ago I was using my computer as usual, when I noticed that the commands I used in mate-terminal were not saved in the history. I tried installing gnome-terminal. But it does the same. I was ...
0
votes
0answers
16 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 ...
1
vote
1answer
21 views

How can I delete all of my gnome sources?

I was trying to install some source codes using wget and apparently I accidentally downloaded every source code in gnome. I really don't want all of them at this time. I don't know if they already ...
2
votes
4answers
97 views

how can I List files in order

I had an 18GB file I needed to download on a less than great Internet connection. Torrenting wasn't an option. So I busted up the file into 100 segments, and eventually, all of it downloaded. Now I ...
0
votes
0answers
26 views

cannot execute binary file: Exec format error [duplicate]

i´m new in ubuntu and i´m trying to install a program created by one of my professors, but when i try to start it, the terminal send me the message: bash: ../bin/cidre.exe: cannot execute binary ...
2
votes
1answer
33 views

How to log in to an internet provider with with a password and user name through terminal?

I have an account through a wire network internet provider - a person that have an internet LAN and share it with neighbours in exchange with money - every one of us have an account and a password , ...
0
votes
2answers
33 views

No Launcher at all, just blank desktop (with bg image) [duplicate]

So, okay, I've been using Ubuntu 12.04 and this just came out yesterday when the launcher disappeared. I cant right click on screen 'cause nothing happens, I can open TTY with ctrl+alt F1, F2 and so ...
1
vote
0answers
38 views

Running an installation routine of a third party programm on Ubuntu 14.04

Please help me with the following problem: I try to install a third party program install.bin that is from mime type application/octet-stream. Typing sudo ./install.bin; echo $? in the terminal - ...