Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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3
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1answer
791 views

How to have correct permissions of files from usb disks?

Does anyone have the following problem? I have an Ubuntu box at work and also one at home. I always copy folders/files to/from an usb disk to/from my boxes. I have to change permissions of folders/...
2
votes
1answer
3k views

How to expand /boot partition on Ubuntu 15.10?

Recently I made a fresh install of Ubuntu 15.10 on my laptop after erasing everything. I have got notification from update manager to update my system. But I am getting the below error which says the ...
2
votes
3answers
1k views

Static DNS setup on client of shared internet connection

I've 2 linux computers, one redhat (client), and one ubuntu (set up with shared internet connection as described here) At the moment, on the wired connection between the computers, I can ping the ...
2
votes
2answers
4k views

When trying to change username, terminal tells me user is currently used by process

I am trying to change my username, as per advice here however after running the following command: CurrentName@HostName ~ $ sudo usermod -l TheNameIWantToChange -d /home/TheNameIWantToChange -m ...
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0answers
1k views

Rotating a video (ubuntu 12.04)

I have a video, shot on my android phone, which I want to rotate 90 degrees clockwise for computer viewing. Here's what I expect should work: ffmpeg -i infile.mp4 -vf "transpose=1" -an -vcodec mpeg4 ...
2
votes
2answers
2k views

Updates/applications/packages for Ubuntu 10.10 with no internet connection

I recently installed Ubuntu Desktop 10.10 (i.e 2h ago :D) from ISO CD. All went smoothly but now I have an issue. I don't have a network connection. I do not mean that there is a configuration ...
2
votes
1answer
574 views

How to set separate global/user keyboard settings in LXDE?

I need to have English (US) and no compose key for the system, and I'd like English (Dvorak alternative international no dead keys) + Caps Lock as the compose key for myself. How can I set this up? I ...
2
votes
1answer
616 views

Is there a way to manipulate lines in logcheck rules before sending?

There are a few cases, such as netfilter logs, where it would be great if I could send the report logcheck is about to send through a filter. logcheck(8) doesn't seem to describe anything like this, ...
2
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2answers
809 views

Why does my laptop suspend twice/thrice?

The awesome WM doesn't suspend automatically when closing the lid, so I followed some instructions to get it working. I simply added a file /etc/acpi/local/lid.sh.post with the following contents: #!/...
2
votes
3answers
3k views

How can I know if patch command is working?

I am trying to apply a patch that is provided by the seek-for-android project to code I downloaded from Cyanogenmod. The code compiled successfully with make, so I know all the files are there. I just ...
2
votes
1answer
1k views

iptables rules too restrictive; Drupal webserver cannot access repositories, ntp or even websites

This is a Drupal website running Ubuntu 12.04 LTS on Linode. Someone recently changed our iptables rules and a number of problems started. These include: Our Mollom spam protection is not working ...
2
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3answers
1k views

Dead (compose) keys not working in GTK apps since upgrade

I'm running Kubuntu with KDE as my main desktop environment. A while ago I set up dead keys so I can type Chinese pinyin and other accented letters and special characters. As a side note, I use IBUS ...
2
votes
1answer
8k views

Screen brightness adjustment not working in Ubuntu 14.04

When I try adjusting the screen brightness using the function keys on the keyboard, the adjustment scale is shown on the screen responding but the screen brightness is not adjusted. Tried http://...
2
votes
1answer
602 views

How to set-up a online SVN server on my laptop

I had created a local SVN server on my laptop running Ubuntu 12.04 and its working perfectly fine. Now I want to make my laptop as server for some valid users who can access my SVN server though ...
2
votes
2answers
2k views

DSL connection not working in Ubuntu 10.04

I use a wired PPPoE connection to connect to the Internet. What I need to do on Windows to connect to it is put in static IP address, gateway, subnet mask and DNS servers for my LAN card. Next I have ...
2
votes
1answer
532 views

Problem when installing “ia32-libs”

I'm using x64 Ubuntu. A few months ago I accidentally messed up the groups/owners of all files on /, but managed to fix it using a VirtualBox install of Ubuntu. Now I'm running into a problem that I ...
2
votes
3answers
1k views

Editing grub menu

I'd like to edit the Grub menu that comes up, to move one line and remove others. I have an Inspiron 1420 that came with Ubuntu 7.10. When it needed a new drive, I installed Windows 7, the original ...
2
votes
1answer
327 views

chmod 600 fails silently

Here is what happens: $ chmod 600 foobar.txt $ ls -l total 1 -rwx------ 0 sampablokuper sampablokuper 13 Feb 19 21:00 foobar.txt Why is the last line not reading as follows? -rw------- 0 ...
2
votes
1answer
664 views

Recover Partially Formatted Hard Drive

I'm running Ubuntu 12.04, and recently tried to safely remove my external hard drive using the GUI, but the "Format" button was right next to the "Safely Remove" button. I stopped the format as soon ...
2
votes
1answer
4k views

Can one install an armel Ubuntu package on armhf Ubuntu system?

My particular concern is about installing "coq" in Ubuntu 12.04 for Toshiba AC100 (armhf distro), which hasn't been built successfully for armhf, but is available for armel -- https://answers....
2
votes
4answers
395 views

Why is the available space in my $HOME decreasing?

My OS is Ubuntu 12.04. As System Monitor shows, "free" for my $HOME is 1.6GiB, but "Available" is 222.7 MiB and is keeping slowly decreasing from around 750 MiB yesterday. I am not aware that I am ...
2
votes
2answers
6k views

How to use casper-rw file for persistance

I have my USB stick setup using Easy2Boot. It allows me to drop ISO files onto the USB drive and boot from there no config or tweaking needed. I have been doing research on making it persistent. I ...
2
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0answers
335 views

VirtualBox bug[?] when Chainloading Grub2

Regarding this: How to install Fedora&Ubuntu with encrypted VG's on one disk? So booted into Ubuntu..and I run this script: #!/bin/bash # show the bootlist of grub when booting pc sed -i....
2
votes
2answers
6k views

How to solve problem related to black screen with cursor only after loging in?

Suddenly, I got crash report after logging in to my primary account. It says "cannot open display". But, everything work just fine while loging in with "Guest" account. I tried using these methods ...
2
votes
1answer
2k views

Writes to FrameBuffer /dev/fb0 do not seem to change graphics screen

In attempting to write directly to the graphics frame buffer /dev/fb0 , (Ubuntu 12.04) , the graphics screen does not change. Has Ubuntu 12.04 invalidated the use of /dev/fb0 , or does it need to be ...
2
votes
3answers
189 views

Find and rename files (including directories) whose filenames contain space [duplicate]

I have quite a number of files and directories with spaces in their filenames in my ext4 filesystems. How should I safely find and rename them? I have bash and am running Ubuntu. Is it possible ...
2
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2answers
2k views

Ubuntu: can't find ndbm.h

I need to compile an old apache version, 1.3 and compilation process fails because: mod_auth_dbm.c:77:18: fatal error: ndbm.h: File or directory not found where is it?
2
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2answers
1k views

Difficulty with EncFS on CentOS

I'm trying to figure out encfs, but am having some difficulty. This is what I have done so far: I created 2 test folders mkdir /home/oshiro/Desktop/encrypted mkdir /home/oshiro/Desktop/decrypted ...
2
votes
3answers
4k views

'ImportError: No module named _struct' error when managing packages

I'm running elementary OS 0.2 (based on Ubuntu 12.04) and starting today I'm seeing a weird error when attempting to install/upgrade packages. Just now for example I did a: sudo apt-get update ...
2
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2answers
2k views

OpenSSH, chroot user: Root needs to own the user directory, is there any consequence?

I want to create an account for my friend on my computer, but I don't want my friend to be able to view all my files. I saw that with OpenSSH, there is an option for that. Inside the SSHD ...
2
votes
1answer
488 views

How to feed linux new install drivers?

I'm trying to install a Linux distribution on my new setup, but after the first tries I failed without knowing why. My configuration: Desktop PC HP Processor: Intel Core i3 2120 @3.30GHz ...
2
votes
1answer
6k views

Ubuntu server cannot access the Internet: appears DNS related

This is a Drupal website running Ubuntu 12.04 LTS on Linode. The server is just a website. It is not a DNS server or anything else. Here are my issues. It seems they are all related to DNS issues. (I'...
1
vote
1answer
56 views

Grab the load average with top

The command below is grabing only the first load average, I would like to grab all the 3 load average. How can I change this code? top -b -n 3 -d 1 | grep "load average" | tail -n 1 | awk '/load ...
1
vote
1answer
1k views

How to recover grub after Windows installation

Usually when we install Windows after installing GNU/Linux, we usually lose the Grub. Which is the best way to recover grub when we lost grub or what are the possible different ways.
1
vote
1answer
14k views

vsftpd: 550 Failed to change directory

I'm using ubuntu 12.04. and ftp service I've installed vsftpd and it's working fine. But may I'm facing some user complexity. My system directory like: -/ --/home ----/rony --/vol When I list ...
1
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2answers
60 views

How to Make MoveToTrash mean Delete Permanently by One-liner?

I did Move to Trash > Empty Trash. However, .fileNames and .directoryNames stay in the filesystem those .files/.directories which have exactly the same name as my deleted files/directories For ...
1
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0answers
314 views

Enabling triple-head setup with two Nvidia GT730 (Ubuntu)

After installing a second Nvidia GeForce GT730 in the hope of overcoming a single card's limitation of only being able to support two monitors, I still cannot get a 3rd monitor working. I keep the ...
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2answers
1k views

Problem installing Okular from ppa under Ubuntu

Under Ubuntu 12.04, I installed Okular from a ppa. After I installed it, I ran into the following problem of opening a PDF file: $ okular my.pdf Got bus address: "unix:abstract=/tmp/dbus-5dWEZJSTX0,...
1
vote
1answer
1k views

Binding a particular IP to a port in apache2

In How to set-up a online SVN server on my laptop I asked to give access to my SVN server installed on my laptop to some of my friends siting in another part of country.I set-up a SVN server.I was ...
1
vote
2answers
612 views

I can not log into Ubuntu 12.04

by ignorance and error I renamed the user_name of the directory /home/, called frank_account (home/frank_account) to sixven(/home/sixven) (using gksudo nautilus). Restarting Ubuntu, I get 3 users: ...
1
vote
1answer
12k views

Wireless not working after update (Network Unclaimed)

I just installed backbox3, during the install im asked to connect to wireless, and it works like a charm, but after i update the system and reboot, i loose wireless... "sudo lshw -C network" gives me:...
1
vote
1answer
914 views

How to limit ftp access to multiple places for one user

I don't even know how to write the correct question since it is a little confusing to ask it. Here is the problem. User X would like FTP access to /user/x folder and to /var/www/x folder. How can I ...
1
vote
1answer
848 views

XBMCbuntu freezes at random intervals

I have a Gateway GM5474 which is running XBMCbuntu on a 500GB Hard drive (the originial I believe or maybe slightly newer hard drive). Little background: The system is still stock, and I was having ...
1
vote
1answer
804 views

Broadcast port to other computers after SSH reverse tunnelling

I have been reading on how to reverse tunnel and I am using this command: ssh -f -N -T -R25565:localhost:25565 dns.mindfulhacker.tk To forward my Minecraft server. My other server can connect to my ...
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1answer
58 views

How do I update Ubuntu when package system is broken?

I have been trying to update Gallium OS (which is based on Ubuntu), however, I keep on getting error messages. Any help would be appreciated. Please see a screenshot of the error message below: I ...
1
vote
1answer
1k views

No DNS resolution after upgrade from ubuntu 14.04 to 16.04

I upgraded ubuntu 14.04 to ubuntu 16.04 and I have a problem with the internet connection. Specifically, DNS after update stopped working. For debugging purposes I set the only DNS 8.8.8.8, but name ...
1
vote
1answer
22 views

How to Run `reinstall xkb-data` for Broken Installation in Live USB?

I would like to run the following command for the installation that has broken /usr/share/X11/xkb/symbols/us. Editing the file, restarting, just puts the false parameters there back again and again. ...
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0answers
581 views

Problem getting Fedora to run in VirtualBox

I'm using Ubuntu 12.04 64-bit, trying to get Fedora 18 64-bit to run in the Oracle VM VirtualBox. I've got VirtualBox installed (via the .deb package available from the official site,) and I got the ...
1
vote
1answer
2k views

How do I run a service with numactl

I need to do something like this to run MongoDB $numactl --interleave=all /usr/bin/mongod --config /etc/mongod.conf & What should I change to be able to run the mongo daemon with the options ...
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0answers
258 views

Problem in writing message from one terminal to another terminal

I have a user of name x in tty1 and y in tty2. x wants to write some message to y and vice-versa. When I typed write y tty2 in the tty1 terminal, it said: write:you have write permission turned off ...