Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

learn more… | top users | synonyms

1
vote
0answers
8 views

ubuntu 14.04 cannot “apt-get update” ok

I am running ubuntu 14.04. Recently I am not able to update the apt source. When I typed "sudo apt-get update", the process is very very slow, in hours that not proceed. And the result is all "Ign" or ...
0
votes
1answer
11 views

“attrib -s -h *.* /s /d” access denied errors

My problem is that my usb flash drive doesn't show the contents and I searched it on Google I find the solution for this error. But When I type the command from cmd as administrator it gives me ...
0
votes
1answer
12 views

One Server, Multiple Websites from a different PC

In my local network I have a ubuntu server (I can get to it via http://server) I have lamp all set up ready to go, and have made a couple of websites, which I can access when I'm using the server ...
0
votes
0answers
9 views

Ubuntu Boot (Panic) Error

![enter image description here][1]I recently did a update on my machine and ever since Ubuntu will not boot properly. I get an error message and I have to go into recovery mode in order to start the ...
-1
votes
0answers
8 views

Start Application on Boot Ubuntu

I am trying to make my application Ruby on Rails (OpenProject) start with the system on boot. When I test the script as root it returns the error: /usr/bin/env:ruby: No such file or directory. My ...
0
votes
0answers
11 views

Unmet dependencies for OpenGL

I recently tried out the xorg-edgers ppa for Nvidia-352 driver and it kind of screwed things up, so I removed it. Now, I can't make or install things I used to be able to. I am trying to make the ...
0
votes
2answers
25 views

How to install ubuntu from usb?

I have windows 8.1 and ubuntu 12.04. I want to install ubuntu 14.04 on 12.04. I downloaded .iso file and unetbootin. I made a bootable usb using unetbootin. I want to install ubuntu but pc don't ...
0
votes
0answers
17 views

Tracking rogue memory consumption in Linux [duplicate]

Recently, I found my machine running out of memory when my existing ssh session said it could not fork because the machine was out of memory. Upon restarting, I verified that the free memory ...
0
votes
2answers
36 views

Remove one of multiple Operating System

I have two operating systems, ubuntu and backtrack 5. I no longer need BT5. How do I remove/uninstall BT5 without losing any data of Ubuntu ? Edit 1: After I delete the BT5 partition how do I extend ...
0
votes
2answers
23 views

F12 to access Ubuntu dual boot alongside Windows 8.1?

I installed Ubuntu alongside Windows 8.1 in UEFI mode. The problem is that I only can access the Ubuntu by pressing the F12 key(image below), which forces the boot. On another computer with dual ...
1
vote
3answers
38 views

difference between ${} and $() in shell script

$ echo $(date) Thu Jul 2 16:33:11 SGT 2015 $ echo ${date} $ name=foo $ echo $(name) ksh: name: not found $ echo ${name} foo Seems like ${variable} is the same as $variable. while $() is to ...
-1
votes
0answers
13 views

osTicket user, what themes are you using (screen) ? [on hold]

I'm currently testing osTicket, and I want to implement a skin for the tool, but I can't find what I want so I'm asking you :)
0
votes
0answers
17 views

Ubuntu Software Center .deb installation

I created a .deb package and it can be installed via 'dpkg -i' perfectly or using GDebi but I don't want to ask users to install additional tools. The package is intended to be for low level users so ...
0
votes
1answer
39 views

Dual boot Windows 8.1 and Ubuntu

I just got a Lenovo X1 Carbon and I am flabbergasted on dual booting -- having the record in the boot manager. Cliff Notes It came with Windows 8.1. I shrunk the Windows partition (within windows ...
0
votes
0answers
10 views

Purpose of Omnidaemon?

I have ubuntu 12.04 running(as prime OS) with installed Windows and RedHat in VM, there is Omnidaemon process(in Ubuntu 'system monitor') with multiple instances and it is using almost 95% of the CPU ...
-1
votes
0answers
20 views

shell script finish but doesn't exit

I have 2 shell script a.sh and b.sh which is running under ksh. a.sh does the following action #!/bin/ksh some action check condition and send email if fail or success call b.sh b.sh does the ...
0
votes
0answers
8 views

Unable to access Windows files in Ubuntu 14.04 filing systems

So I got a USB flash drive and loaded Ubuntu 14.0.2 on it using Universal USB Installer and I got it working. I booted into Ubuntu successfully. The reason I am doing this is so I am ready if I ever ...
1
vote
1answer
26 views

How to save two IPS in single network card

I am using centos 6.6 and going to configure single network card with two IP address. My configuration look like this /etc/sysconfig/network-scripts ifcfg-eth0 DEVICE="eth0" BOOTPROTO="dhcp" ...
0
votes
0answers
8 views

ubuntu flavors…same package repositories?

Do all the various ubuntu-based distros all pull from the same package repositories? For example, if I run this command: sudo apt-get install <foo> will I get the same package version of foo ...
0
votes
0answers
6 views

software raid1 compatible on OSX and Ubuntu on external disks

I'm using external disk dock with two disks and want to setup software raid1 so that the setup works when usb3 mounted from both ubuntu and osx. How is this possible?
1
vote
2answers
58 views

Why are Fedora partitions not listed under the extended partition?

I recently installed Fedora 22 on a desktop PC. I wanted to install it on a logical partition. During installation, in the Anaconda installation wizard, I chose to create a 16 GiB logical partition as ...
0
votes
0answers
7 views

How can I change my fcitx input method from the terminal?

I am looking for a way to change the fcitx input method using a terminal command. I know I can use the hotkeys, but for the purposes of an application I am writing, I need to use a command (something ...
0
votes
0answers
7 views

dns forwarding for specific zone not working - bind

In bind we created specific zone and got set a forward options, but it fails to resolve. Details as follow, For mydomain.com dns working fine. but we use developer site called mydomain.com.dev we ...
0
votes
1answer
10 views

codeblocks in ubuntu : code not running

I installed UBUNTU 15.04 onto my laptop in the same drive as Windows 8.1. When i try compiling and running a code on codeblocks in ubuntu, there is no output but this : "sh: 1: ...
0
votes
1answer
22 views

Accessing shell variables inside 'sudo' block : export doesn't work

I am writing a script to fix a missing 'F' letter in a mail log file. The mail log file is continuously updating. I am getting a file name, after that I am doing 'sudo su' to get superuser access. ...
0
votes
0answers
14 views

Recover lost Ubuntu Partition

I lost 60GB of my hard disk partition during a failed Ubuntu installation. It is now invisible while using Windows 8.1. How can I recover it? Please help.
-1
votes
1answer
20 views

Can we install Other Linux softwares in Kali Linux

I am a networking Student and just moved to Kali Linux. For my University work I need some software like ns2/ns3. I know we can install them in Ubuntu. My Question is Can we install ns3 and ns2 in ...
0
votes
2answers
29 views

DNS with OpenVPN on a linux server with routing enabled

I am running a Ubuntu 14.04.1 LTS headless server. Before I enabled routing, my AirPort Extreme was the router. At that point, DNS was not an issue. Ever since I stopped using the AirPort Extreme, and ...
0
votes
0answers
11 views

Proftpd File Permissions Issue

I'm using proftpd on a Ubuntu server and the FTP is working on a directory with 777 permissions. Files are uploaded as ftpuser:ftpgroup which is correct. However, on a directory owned by someone else ...
0
votes
1answer
30 views

Script Shell Find a String in a file

Here is the structure of my file: /**** Some Text here ****/ UN 10.147.243.93 51.46 KB 256 34.2% UN 10.147.243.89 83.05 KB 256 34.6% DN 10.147.243.88 66.43 ...
0
votes
1answer
13 views

Installing luabind on Ubuntu

So I've been looking on the internet for a moment and found nearly no tutorial, or good instructions on how to install luabind. I found that I need to have boost and lua 5.xx installed to install it; ...
1
vote
0answers
10 views

qemu apt-get error failed to fetch

I am running a qemu terminal and trying to scp files into it. In qemu, I am running a linaro release. I have configured /etc/network/interfaces with auto eth0 iface eth0 inet dhcp I have also ...
0
votes
1answer
10 views

ubuntu phone - How to transfer photos from phone to ubuntu computer

I want to transfer my photos from my ubuntu phone to my ubuntu (actually Mint) computer.) I have tried via bluetooth without success. Can you even do that?
0
votes
0answers
11 views

Ubuntu: have different passwords for user and for encryption

On the install routine of most linux distros, if you elect to encrypt your files you are asked for seperate Passwords for a. the user's account and b. the encryption on the files. Ubuntu doesn't seem ...
1
vote
1answer
25 views

“WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!” constantly occurring, even *after* deleting known_hosts

As per title, lately I started getting the error "WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!" after I set up a new server in AWS. I'm on OSX Yosemite (10.10.3) I'm aware of nearly all the ...
0
votes
0answers
10 views

Can squid be used in reverse or any other package be used in reverse

I'm attempting to host a minecraft game server. The primary obstacle is that the network I'm using only has 1 mbps upload. I have a vps available that has 1Gbps both ways. I would like to have the ...
1
vote
0answers
25 views

After installing updates and rebooting server SSH keys modified to use hostname instead of IP

After a recent update on my Ubuntu 14.04 AWS EC2 server my remote machines could no longer ssh in. Checking the syslog on the EC2 I found: Jun 26 02:27:06 ec2: ...
0
votes
0answers
9 views

Tracking changes of a file

Please, i'd like to know if there is a solution (command linux for example) to track changes in a file. UN: up ; DN: down Here is my file before changes: UN 10.147.243.93 51.46 KB 256 34.2% ...
0
votes
1answer
24 views

Bash - enable execution only if script is run from a specific directory

I need to write a shell script that can only be executed if it is run from the home directory of the currently signed-in user, and I have no idea how to check that from the script itself. Any help ...
0
votes
0answers
5 views

Tshark interface to sniff on

I have a MQTT broker and a MQTT client both running on the same machine. The client sends publish packets to the broker. The broker processes it and sends it back to the same client as publish packet. ...
1
vote
1answer
35 views

Resizing a partition in Linux - Bad magic number in super-block error

I was trying to resize my partition with parted and resize2fs. I tried the following: #parted Partition Table: msdos Number Start End Size Type File system Flags 1 2097kB ...
0
votes
1answer
26 views

Result of | grep in a variable

Here is my script: var= $( $line | grep -Po '.*(?=.fr)' ) echo $var I have an error and it displays nothing: command not found Have you idea please ? Thank you so much for help. Best ...
1
vote
2answers
28 views

access external hard drive from a different network [on hold]

i have an external hard drive that I have connected to an extra computer on my home network. For school and work, I spend a lot of time at another location. I'd like to access the files on my hard ...
0
votes
3answers
41 views

Script Shell Extract substring

Please, i'd like to extract string just before '.fr'. Here is some lines of my file: g-82.text.text1.fr.worker1 g-xx.yyyyyy.zzzz.fr.worker2 i'd like to extract this text: g-82.text.text1 ...
0
votes
1answer
30 views

Unable to See Files on Drive On Windows 7

Drive is 1T external USB SSD formatted to NTFS (by Ubuntu). (Dual boot Windows 7 and Ubuntu 15.04) Works great on Linux. But in Windows 7 it shows up as empty. No errors. dir /a shows just two files, ...
0
votes
0answers
16 views

Grant full access to the contents of a directory to a user

I have a directory that has directories created in it, and files created in those directories. There are several layers of directories that are generated. The files and directories are created ...
0
votes
0answers
22 views

How to tell system wich USB-soundcard I want to have hw:2, if the two are “snd_usb_audio”?

I have a USB-soundcard (Encore ENMAB-8CM) and a Webcam with mic (Logitec c170). I want to use Jack with the USB-soundcard and, using alsa_in and jack_connect via scripts, to connect Webcam mic to ...
1
vote
0answers
27 views

Ubuntu 15.04 not loading from external hard drive for AMD

I installed the Ubuntu 15.04 on a Seagate expansion drive.I tried booting it up from my machine: ...
3
votes
3answers
31 views

LibreOffice Writer … the ohm sign (Omega)

I am using LibreOffice Writer on Ubuntu 14.04 to do a class assignment and I need to use the Ω (Ohm sign, big letter omega) to show resistance. Unfortunately I can't seem to find the sign anywhere. ...
0
votes
1answer
59 views

devices inside /dev - are their naming persistent by default?

Can i check if devices like sda , sdb naming in /dev/ are persistent by default or there are some udev rules in place to create persistent naming for them ? Does udev itself create device naming ...