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.

learn more… | top users | synonyms (1)

0
votes
0answers
11 views

Ubuntu Firewall Configuration Just for Browsing and E-Mailing [duplicate]

Is it possible to configure UFW just for browsing using firefox, e-mailing using thunderbird and updating the system? How should I proceed? I would like to use the UFW directly without any GUI.
0
votes
0answers
78 views

nmcli freedesktop DBus warnings and errors

As soon as I do nmcli con up id <ESSID>, I experience some warnings/errors: ** (process:4841): WARNING **: async_got_type: could not read properties for ...
4
votes
1answer
177 views

Gnome programs (eog/gnome-terminal) have a slow start and produce a DBus.Error.NoReply Warning

For some time eog and gnome-terminal are starting very slow on my (X)Ubuntu 13.10. I think other gnome tools are affected, too, but I don't use any else. Now I get a ...
1
vote
2answers
58 views

Windows and Ubuntu dual boot

I have installed Ubuntu 14.04 on a partition. Now I have Ubuntu and Windows 8.1 for dual boot. I followed this tutorial to install Ubuntu. Now when I switch on the computer I have the following ...
3
votes
2answers
153 views

Why can I access to my C: or D: drives from Ubuntu?

Why can I access to my C: or D: drives from Ubuntu when I install Ubuntu 14.04. Why does this happen?
1
vote
1answer
29 views

Install Ubuntu partitions

I am a completely newbie. I want to install Ubuntu 14.04 in my laptop on which windows 8.1 is installed. I have read in some sites that I have to use Gparted or similar tools, but there are also sites ...
2
votes
1answer
56 views

Does pgrep output ever include the parameters supplied to the process?

The snippet below (from an existing script) is used to check the xvfb processes and whether they are listening on a specific port: my_list=`pgrep -u $CurrentUserID -fl Xvfb | grep :${XVFBPORT}` ...
3
votes
1answer
36 views

Openbox pipe-menu script error

This is the weirdest thing. The script works when run from the shell with no problems. When I run it as an Openbox pipe-menu I get the error "Invalid output from pipe-menu". After playing around with ...
-3
votes
1answer
36 views

Writing a Script to Kill a Process for a User? [closed]

List the running processes for that user. Confirm with the system administrator before killing the processes. Kill the processes after confirmation.
1
vote
1answer
19 views

When selecting from the Menu not able to Perform task?

Is there a way to automatically create users, delete users, create groups and delete groups once I selected a task? Also Why im not able to perform any of those task once I select the task I want to ...
0
votes
2answers
39 views

vnstat not updating

I installed vnstat on my Ubuntu 14.04 server to track my internet usage (I have a limited monthly transfer). The database never updates, however. I've tried uninstalling/reinstalling, but that doesn't ...
1
vote
2answers
49 views

Remove All NVIDIA Files

Background: I bought an NVIDIA graphics card and tried to install its driver. Somewhere along the way I messed up and now I'm running my computer on Cinnamon backup mode (I have Ubuntu but I removed ...
0
votes
1answer
174 views

Inconsistency detected by ld.so: dl-version.c: 224 [closed]

I am using ubuntu 14.04. I got an error: Inconsistency detected by ld.so: dl-version.c: 224: _dl_check_map_versions: Assertion `needed != ((void *)0)' failed! while installing a software. What is ...
1
vote
1answer
51 views

How do I compile source into the kernel?

I want to add and compile my custom application code into my kernel. How should I add my .c and .o files into my kernel 'bin' directory and compile them? I made a hello.c and hello.o file and I want ...
1
vote
0answers
20 views

ajaxterm using proportional font

I have Ubuntu 14.04 LTS, Apache 2.4.7, Python 2.7.6 and Ajaxterm 0.10-12ubuntu1. Ajaxterm is proxied via Apache. Here's the apache.conf excerpt: # Suppresses the Via header ProxyVia Off # Do not ...
1
vote
1answer
99 views

Cross compile a raspberry pi kernel

I've been trying for the past few hours to cross compile a rpi kernel on my Arch Linux distro and then my Ubuntu distro when that failed, I received similar errors for both attempts. I'm currently ...
2
votes
1answer
45 views

Unable to install handbrake on Ubuntu 13.10 via PPA

I'm trying to install handbrake on my system Ubuntu 13.10 via PPA but not able to do so. I followed this website. I ran the below commands: $ sudo add-apt-repository ppa:stebbins/handbrake-releases ...
4
votes
1answer
39 views

Unable to synchronize the clocks on a dual boot system

A have a dual boot system: Ubuntu and Arch. Ubuntu was installed first. A while after installing Arch, I've set up its clock because it was 8 behind my current time zone (my time zone is gmt +8). I ...
2
votes
1answer
42 views

Traffic segmentation for a particular subnet

Two questions is it possible to segment traffic for a particular subnet to use an interface and at the same time receive traffic from a different subnet via the same interface? This is the scenario. ...
1
vote
0answers
41 views

Multiple Windows 7 installations from Grub

I have the following disk configuration: Disk /dev/sda: 750.2 GB, 750156374016 bytes 255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 sectors Units = sectors of 1 * 512 = 512 bytes ...
3
votes
1answer
41 views

locate java source code in jdk7

I have installed Jdk7 in Ubuntu 14.04 and it is successfully configured and I can use java libraries in code. The problem is that I am trying to locate java source code, but not able to find the jar ...
0
votes
0answers
85 views

no internet connection (wireless or wired) on ubuntu 12.04

I have win7 and ubuntu 12.04 on dell inspiron 1545 with Dell Wireless 1397 WLAN MiniCard. wireless works fine on windows, but I cannot connect with ubuntu. when I tried connect with a cable - it said ...
0
votes
2answers
30 views

I am using service restart command the system will hunging,please help me? [closed]

I am using ubuntu 13.04 version in my labtop on the I give the restart command(service networking restart) the system will hunged can please help me.
0
votes
0answers
26 views

Bridge-utils installed on ubuntu 13.04 but unable to start the service

I upgraded my laptop Ubuntu 12.04 to 13.04. Before upgraded to Ubuntu 13.04, I installed qemu-kvm, bridge-utils, libvirt-bin & ubuntu-vm-builder. There its worked properly, After upgraded to ...
2
votes
1answer
85 views

Installing Ubuntu/Debian on 16 GB SD Card

Is it possible to install Ubuntu/Debian on my 16 GB SD Card ? Do I just during installation process chose my SD Card partition and install it (that doesn't work if we have USB) or do I need to install ...
0
votes
1answer
31 views

Unable to connect to git.denx.de

I am trying to download U-boot for beaglebone black using Ubuntu 12.04, for this I am using this command git clone git://git.denx.de/u-boot.git Now, after typing this command in terminal, for about ...
2
votes
1answer
29 views

Lubuntu IP conflict [closed]

I have this friend who recently installed Lubuntu on his Asus Netbook to try it out. Problem is that even though he can find all network connections and after trying to connect to two of them (giving ...
0
votes
0answers
36 views

Moved Raid from NAS box to PC running Ubuntu hdparm shows drives frozen

So I had a RAID5 setup in a Partriot S4 Javelin (a NAS box). I'm now migrating it to a proper server running Ubuntu 14.04. NOTE: There are 4 drives. All the drives show up in Ubuntu. Two show ...
2
votes
0answers
89 views

Reading from /etc/environment with sudo

Using Ubuntu 14.04 LTS, I'm having a problem trying to read environment variables from /etc/environment when using sudo env. Basically, they are not being displayed. When I do just env, these ...
1
vote
1answer
23 views

Interface Priority in the Face of VPN

I have a few interfaces: wlan0, eth0, lo, and sometimes tun0. When I connect to the Juniper VPN, creating a tun0 interface, my existing connections on other interfaces (perhaps with the exception of ...
1
vote
1answer
116 views

i3-wm not resizing screen resolution on login

I'm using Parallels for the Mac, but this may be relevant to other VMs too. Using Ubuntu 14.04, when I login using Unity it resizes the screen and uses all available screens (2 in my case), perfect. ...
2
votes
2answers
25 views

Writing content from a file to another file on set time intervals using delimiters

I'm trying to write a script in bash that reads a file file1 and writes to another file file2 every 2 seconds, which is easy enough. However, I want to write to file2 on either a line by line basis ...
1
vote
1answer
32 views

Serial communication not working in both directions

I am working with a SOM mounted on a carrier board running Ubuntu 14.04 with the generic 3.13 kernel. While testing out the peripherals, I hit a problem with serial communication. Basically, I can ...
3
votes
1answer
87 views

Ubuntu freeze after upgrade installation interrupt

I was upgrading my Ubuntu distro and shut down the laptop in the middle of the installation process. Upon restart, I only get a black screen with these messages: Starting Hardware RNG entropy ...
1
vote
0answers
42 views

Chromium does not Render webpage (arm)

I am trying to run Chromium (the browser) on a Ubuntu install within Android (ARM) and am facing a weird issue: Webpages are not rendering at all. Links etc within the page are still clickable, ...
1
vote
0answers
76 views

How to change position of unity launcher in Ubuntu?

How can I change the position of unity launcher?
0
votes
1answer
12 views

firefox bookmark updation

I bookmark a lot of pages everyday and I export them as well into a html file. The thing is whenever is bookmark a page can it automatically get updated or synced with the html file. I use Ubuntu ...
0
votes
1answer
139 views

Consistent network interface name ubuntu using pci slot

One can set consistent interface naming via mac address by modifying /etc/udev/rules.d/70-persistent-net.rules. Can you establish consistent interface naming by PCI slot number? (I tried but failed) ...
1
vote
0answers
46 views

Open ports for local samba server with iptables

I can't seem to connect from Windows 7 to my network share on Ubuntu (Samba). Why won't this work? Heres a bit of information, that would perhaps be useful. user1@computer:/etc$ sudo iptables -L ...
-3
votes
1answer
80 views

how to downgrade in command line for ubuntu?

I am using OS 12.04 version, but using upgrade command results in the desktop being changed for the new version 13.04. How do I downgrade to the old version using the command-line? From this: ...
2
votes
2answers
83 views

Is there any equivalent to the atempo ffmpeg audio filter but for avconv to speed up video(and audio)?

As noted here, we could speedup audio with ffmpeg using ffmpeg -i input.mkv -filter:a "atempo=2.0" -vn output.mkv But on Ubuntu, ffmpeg is replaced by avconv, and the atempo filter is not available ...
1
vote
0answers
20 views

Problem with getting bridge to work when set up with a script

I'm trying to set up a bridge, essentially turning my machine into a switch. I'm running a dhcp server on the same machine with INTERFACES='br0' as the interface setting. /etc/network/interfaces ...
0
votes
0answers
21 views

Pxe Insallation

I Want Document For pxe boot server install in kvm on ubuntu 12.04. I am configuration but got that error: Jul 4 15:36:57 ubuntu dhclient: No DHCPOFFERS received. Jul 4 15:36:57 ubuntu dhclient: ...
0
votes
1answer
101 views

Recommended partition size of SD card for Ubuntu for BeagleBone black [closed]

I am using 16GB SD card for building Ubuntu from scratch for BeagleBone Black. So, I have to make two partition of my SD card, one for Rootfs and second one for Zimage and other stuff. Initially I ...
3
votes
1answer
873 views

Ubuntu 14.04 login into desktop by single user mode

My OS is Ubuntu 14.04 64-bit, and kernel is 3.13.0-30-generic. I forget my user account password and now want to get into GUI desktop. I know from the Internet that we can reset password by single ...
4
votes
1answer
382 views

get kernel source code

I need a specific kernel version to compile it with some additional modules. When I typing: uname -r I get 3.8.0-29-generic I need this one. uname -a Linux "..." 3.8.0-29-generic ...
2
votes
0answers
102 views

`crontab -e` sometimes fails with “Creation of temporary crontab file failed”

From time to time crontab -e fails on me on a Ubuntu box. It is the same for all users including the root and crontab -eu <user> under the root. Goes like this on a regular basis, a success here ...
1
vote
1answer
205 views

Every package “has no installation candidate”

While attempting to install openssh-server on Ubuntu 14.04 64-bit, I get the following error: Package openssh-server is not available but is referred to by another package. This may mean that the ...
0
votes
0answers
216 views

org.eclipse.swt.SWTError: No more handles [gtk_init_check() failed] while running spoon.sh in ubuntu

When I am running spoon.sh file in Ubuntu I am getting the following error: [santosh@sbx data-integration]$ ./spoon.sh /home/decathlon/Pentaho-5.0.1/data-integration org.eclipse.swt.SWTError: No more ...
2
votes
1answer
104 views

Inkscape not opening after installed?

I just installed 14.04 on my laptop. The first thing I did was to install inkscape by using the instructions on this website. However, after installation, it does not appear if I search for it in the ...