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.

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grub having problems with Windows7 booting

I installed Windows 7 and Ubuntu on my laptop. It was working properly until yesterday. I went to do some work after I switched on my laptop and selected Windows, but when I came back my laptop's ...
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0answers
16 views

Wifi not working Ubuntu

This problem was never there before. My wifi used to work fine. Suddenly, one day when I login, my mouse just disappears on login and my wifi has stopped working. Everything else was functioning fine ...
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2answers
3k views

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 7F0CEB10 command returns error

I'm trying to install Mongodb on Ubuntu 12 but when I run this command: sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 7F0CEB10 This returned the error below: keyserver.ubuntu.com host ...
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0answers
22 views

Hard drive no longer works in Windows works fine in Linux

I have a Western Digital WD1002FAEX 1TB hard drive which was installed in an external drive enclosure. The enclosure held two hard drives. The other is another WD 500GB. The 1TB drive was used as ...
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0answers
12 views

How can I get a list of programs locking my folder in linux? [duplicate]

I want to unmount an sshfs folder but it says resource is in use. Is there anyway to find out which process is using it? I use Ubuntu 14.04
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8answers
6k views

How do you track which packages were installed on Ubuntu (Linux)?

(This question is very similar to 10458. It was suggested that Fedora and Ubuntu/Debian are different enough to warrant different answers.) As I use any Ubuntu setup I gradually install a number of ...
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1answer
70 views

How to log into Windows if I have deleted the EFI partition?

I've run into a problem while experimenting. I deleted my EFI partition while installing Ubuntu. I had Windows 8.1 pre-installed. I installed Ubuntu 14.04 LTS. Ubuntu runs fine. But there are no ...
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1answer
29 views

Can't send email using mail on cmd line but can using telnet smtp commands

On a ubuntu system I have installed postfix and set relayhost and mynetworks in /etc/postfix/main.cf config file. I can now telnet to port 25 on this server and send an email by issuing the SMTP ...
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1answer
48 views

Installing linux on a macbook pro - boot broken

So I tried to install ubuntu 14.04 on my macbook pro (completely replacing OSX). I had refit installed, but not it seems gone. And every time I boot, the PC can't find any OS. I tried using ...
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4answers
17k views

How to mount a drive from terminal in Ubuntu?

I want to mount a drive from terminal at startup. At startup if I use ls /media, I notice that it is empty. If I go to Computer and click on VM drive there, I can then see the VM driver in ls /media. ...
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0answers
8 views

User based NFS access

I have an NFS server called nfs-server and several nfs clients (nfs-client1,nfs-client2,nfs-client3). I'm trying to share the home directory of myuser1 to be available on all nfs clients, but with ...
0
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1answer
15 views

How to zip again the most recently unizpped files , which are not unzipped in a dest folder? [closed]

I have unzipped one file and all the things have gone up and blew up ,, now i wanna know how to zip theme or how to undo via terminal ??? im working on installing JIRA , in Ubuntu 12.10 . thank you ...
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1answer
1k views

Create a usb bootable with OSX on Ubuntu

I have an iso of OSX Mavericks 10.9 and I want create a bootable usb stick with it, I have a usb with 16 GB. I already did it on OSX, and it was easy, but today I need do it on ubuntu 13.10 machine, ...
4
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3answers
2k views

3D plotting in Ubuntu

I have Ubuntu 10.10 installed and need to plot 3D graphic. I have installed several free applications available in the repository, like QtiPlot and GNU Octave. I have found out and created the ...
0
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0answers
21 views

Canon MP240 does not work in Ubuntu

I recently installed Ubuntu 12.04 in place of Windows XP on my parent's computer. I used the Printing dialog from System Settings to install the printer. I was able to successfully print a Test Page, ...
3
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0answers
274 views

Change windows files permissions from Ubuntu

I need to change a windows file permissions from Ubuntu, I found that article about it http://askubuntu.com/questions/195464/how-to-change-file-permission-from-ubuntu-wubi-install I did change that ...
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2answers
3k views

How to enter interactive boot mode on ubuntu linux system

On Ubuntu 10.04, How to enter interactive mode at boot time? Can I choose which driver to be enabled? or which Service to be enabled? System blocked at boot time, and closed screen display -- no ...
4
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1answer
2k views

Windows Broken after Deletion of HP_TOOLS partition

When I decided to install Ubuntu on my laptop as a dual-boot, I recognized that Windows 7 was using four separate partitions. I (yes, this was stupid) thought the HP_TOOLS partition was probably one I ...
0
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1answer
27 views

What is a 1GBps port speed?

I have a question about a way I can measure download speed of my server in my case. Basically I have a dedicated server at Namecheap and I purchased the 1GBps port speed. (Not to advertize). But when ...
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1answer
16 views

Upload image to postimage.org using curl

I found a script that can upload image to postimage.org using curl. It was posted not long ago, on 2013-09-06, at http://crunchbang.org/forums/viewtopic.php?id=28867. The simplified script looks like ...
0
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1answer
20 views

How to fix ubuntu boot alongside windows 7

In the beginning I had only Ubuntu on my pc. After I installed Win 7 in another partition. Then Ubuntu boot doesn't starts anymore? I need dual boot: how can I fix it?
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2answers
2k views

Ubuntu on Virtual PC 2007 — cannot connect to the internet

I have installed Ubuntu 10.10 on Virtual PC 2007 on my desktop Windows machine. The internet connection has failed. Any tutorial on getting this working?
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2answers
31 views

VNC Remote Reboot

I use a OS X (hackintosh) build at my house and a Toshiba Chromebook with an Ubuntu chroot on the go. Sometimes, I'm at an event and installing some software remotely through VNC and need to perform a ...
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2answers
53 views

Ubuntu 14.04 installation on Asrock H77M UEFI, dual boot with windows 8.1 already installed

As the title says, I need to install ubuntu in dual boot with windows 8.1 on my home PC. I knew that with UEFI partition table was written in GPT, but I found that the partition table on my hard ...
3
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1answer
1k views

symbolic link to /usr/local/bin not running the program unless logged in as su

I'm trying to get eclipse 3.8 installed on Ubuntu 10.04. I've put the extracted files on: /opt I put a symbolic link in: /usr/local/bin ls -s /usr/local/bin: eclipse -> /opt/eclipse/eclipse ...
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0answers
54 views

enabling network connection on ubuntu?

use Virtual Box 4,2 and I did clone (virtual box options) the operating system UBUNTU. after that i don't have possibility of internet connection "network disabled". whether the option has caused the ...
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1answer
832 views

Disable a linux sound card

I have updated to Kubuntu 12.10 from 12.04 and my sound stopped working ... I think because of I have two soundcards in my system and I think that disabling one of them shouldsolve the problem. Here ...
17
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5answers
23k views

How can I view results of my cron jobs?

I see so many guides on how to run crontab, but what I need right now is to learn how to Find log files about cron jobs Configure what gets logged
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1answer
888 views

5 GHZ Wireless N Card for Ubuntu [closed]

Can anyone recommend from experience a desktop card (PCI/USB) wireless N card that works well with Ubuntu and supports 5 GHZ? Ideally it would work right out of the box, but I could compile modules ...
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0answers
8 views

Can I get back data of previosly install ubuntu machine from recently installed windows7 [duplicate]

> Someday back i formatted my Ubuntu machine and installed windows > machine i forgot to copy the data so can i get back the data which is > previously installed in Ubuntu from recently ...
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2answers
85 views

To see virtual filesystems in Ubuntu

How can you see the virtual filesystems at root? They should be /proc and /dev.
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2answers
509 views

New line when editing text files in ubuntu terminal?

I know that to symbolize a new line, I would do echo -e "line 1 \nline 2" > text.txt. I find that using \n repeatedly can be annoying, and I would to know if there a way to actually go down a line in ...
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0answers
12 views

How do I suspend/unsuspend Ubuntu 14.04 on an X230 with an external display without corrupting the display configuration?

I have a Lenovo X230. I have an external display connected to it via the minidisplay port using a minidisplay to HDMI cable. I have configured the internal and external displays to be enabled and ...
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5answers
2k views

Sencha command not found in Ubuntu

I want to create a project using Sencha touch. My OS is Ubuntu. I installed Sencha in Ubuntu, downloaded sencha-touch-2.1.0-gpl and extracted it. I followed instructions in the documentation using ...
0
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1answer
1k views

How do I show the Empathy icon in the menu bar's notification area?

I removed the default mail notification drop down since I only use an IM client, and don't want to have to go through an extra menu to get to it. After removing it, I tried the Empathy preferences and ...
0
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1answer
50 views

How to restart OpenStack services after restart/logout?

I have successfully configured OpenStack following this tutorial. The problem is that when I logout of my system or restart, and then try to access OpenStack' dashboard, it says page not found, seems ...
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1answer
12 views

accessing .xls file and saving in folder for ubuntu

HOw do I access a .xls file and save it in a seperate folder in an ubuntu environment? I found that I could do this to access " find . -type f -name '*.xls' " but how do I save it in a folder? I am ...
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4answers
45 views

Replacing windows 8.1 with Ubuntu. Is it possible to recover original windows later after some years?

I have bought a new Dell inspiron 15. It came with windows 8.1 installed. But I want to replace it with Ubuntu (formatting OS partition & install Ubuntu), but afraid of loosing the original copy ...
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1answer
20 views

Uninstalling Windows 7 from multi boot system with ubuntu

My laptop has Ubuntu and Windows 7 installed. I want to remove Windows 7 completely to use only Ubuntu. How can I uninstall Windows 7?
1
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0answers
48 views

buttons to revert and add item to menu aren't working

I right-clicked Applications -> clicked Edit Menu -> reset -> confirmed, but Ubuntu One, which I accidetanlly removed wasn't added. Although Ubuntu One was removed, I tried to remove duplicated items ...
3
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3answers
994 views

In Ubuntu, my apps no longer have the system menu bar (not the panels!)

So, I booted up my box today after the weekend, and my apps no longer have the System Menu Bar at the top. It kinda sucks 'cause that's an easy way to maximize windows. How do I get it back? And I'm ...
1
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1answer
2k views

FFMPEG Segfault Solutions

I'm trying to convert a bunch of movies into h.264 mp4's using FFMPEG. These movies are sourced from various portable camcorders such as the Flip Mino HD and the Kodak ZI8. One issue I'm having with ...
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0answers
7 views

Creating virtual host with Apache2

I'm trying to get Apache2 to host my Django project located in /var/www/tbg/. I get an Internal Server Error (500). I have already installed libapache2-mod-wsgi and My files are as follows: ...
1
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1answer
3k views

Sync iPhone in Ubuntu 11.04

I want to sync music on my iPhone 4 (version 4.3.3) with Ubuntu 11.04. Is there any working way to do that? I've already tried Amarok, Banshee, and iTunes on wine. None of them work.
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5answers
670 views

GRUB does not wait for me to choose between systems

When my netbook boots, the GRUB menu does not wait me to choose between systems. It goes automatically into Ubuntu system. How can I solve this problem?
0
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1answer
26 views

Local DNS queries fail on server but work on clients

I have Ubuntu 14.04 server and I have Bind9 installed on it and configured. On client computers I have the DNS server address set to this server. nslookup for my custom DNS entries return the correct ...
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0answers
759 views

How can I re-arrange the order of the boot menu? [duplicate]

Possible Duplicate: Aesthetically editing grub.cfg Make grub keep its default boot under kernel updates I have installed Ubuntu and Kubuntu on my same machine. How can I rearrange the ...
2
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1answer
5k views

How can I get my Chrome icon back?

Somehow the Google Chrome entry in the applications menu disappeared in Ubuntu. Is there a simple way of getting it back?
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0answers
24 views

Why is my laptop downclocking when it is not connected to power?

I have a Sony Vaio VPCF22L1/E. Regardless of the OS I use (I have both Ubuntu 12.04 and Windows 8 installed (dual boot)), the CPU downclocks itself when the laptop is not connected to power. At ...
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0answers
13 views

Linking mail groups from /etc/aliases to Mailman for archive purpose

I have configured mail server with postfix as MTA and Dovecot as MDA. Ubuntu version is 12.04. Also created mail groups in /etc/aliases. Mailing is working perfect. For archiving purposes I have now ...