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4
votes
3answers
44k views

How to update graphics card driver in ubuntu 12.04.1

I have an Asus eee r101 pc,and wonder if anyone knows how to update the graphics drive in Ubuntu 12.04
19
votes
7answers
48k views

Grub does not show a Windows 8 option after dual boot

So, I've successfully dual-booted my Windows 8 machine with Ubuntu 12.04 . However, I still don't have a convenient method of choosing what OS to load at boot time. After installing Ubuntu, my ...
4
votes
2answers
35k views

Ubuntu 13.04 - installation Nvidia driver

I've installed Ubuntu 13.04 on my laptop HP 6720s with video card Intel 965 chipset Intel gma x3100. After the boot the classic purple screen appear and before the login page the screen become black ...
25
votes
3answers
48k views

mv: Directory not empty

I want to move content of a directory within another directory with the same folders. Here's an example: I have ./backup wich have the directories "base" and "test". Now I want to move these ...
2
votes
4answers
58k views

How do I make a bootable USB stick from an ISO image? I'm running Kubuntu 12.04

Why won't kb3 (in Kubuntu 12.04) recognize a USB drive and allow me to burn an ISO image to it? kb3 is the default iso burning application and it gets generally good reviews. But it pops up a dialog ...
8
votes
3answers
58k views

How do I change directories in the terminal, and know which directory I'm in?

I am following the directions @ Ubuntu community Help; however, I am still confused about a few things. I researched it & found this post: using the terminal to change directory, but it's above me ...
16
votes
5answers
33k views

Automatically enter input in command line

I'm running a script that it requests entering 'y' on each operation, I am looking for a solution like $ ./script < echo 'yyyyyyyyyyyyyy' to pass all my inputs in one time.
4
votes
1answer
14k views

Sound not working in Ubuntu 14.04

Initially it was working fine and suddenly it stopped working. After installing AMAROK audio player. This is about the ALSAMIXER Looking for help ? Thanks in advance
9
votes
3answers
27k views

How to see the contents of tar.gz file without extracting?

I want to see the contents(list of files and folders) of tar.gz file without extracting it. Is there any methods of seeing that?
3
votes
4answers
18k views

Installing VMware Player

I installed VMware Player-4.0.6-1035888.x86_64 on my x64 Ubuntu 14.04 LTS, but when I run it I get this error message: C header files matching your running kernel were not found. Refer to your ...
11
votes
4answers
42k views

In VirtualBox, how do I set up host-only virtual machines that can access the Internet?

In setting up virtual machines with VirtualBox, I often want the following characteristics vm has a static ip host can access vm without port forwarding vm can access the internet I can move ...
24
votes
3answers
29k views

What is the safest way to clean up /boot partition?

I've got 200 MB assigned for the /boot partition. Everytime I try to update the kernel I get an error message that basically says the size of /boot is full. What can I do to cleanup /boot and ...
5
votes
4answers
18k views

Drivers for Broadcom BCM43142 on Ubuntu 14.04 (Trusty Tahr)

I am not able to install drivers for my Wi-Fi + Bluetooth card (Broadcom BCM43142). What I have done till now: I have tried using the drivers at this website. I tried following the instructions ...
13
votes
5answers
30k views

How to uninstall OpenJDK?

I don't want OpenJDK installed on my Ubuntu 13.04 system, but trying to uninstall the openjdk-7-jre yields the following message: $ sudo apt-get purge openjdk-7-jre Reading package lists... Done ...
5
votes
2answers
62k views

How can I repair my installation?

Does ubuntu 11.10 have a repair setup like windows that repairs the operating system files? Or do we have to do a whole new installation? If not, is there a backup solution so I can re-install ...
13
votes
3answers
35k views

How to disable IPv6 permanently?

How can we disable IPv6 system wide via terminal commands? I've read editing /etc/modprobe.d/aliases and replacing: alias net-pf-10 ipv6 with: alias net-pf-10 off alias ipv6 off Is this safe ...
10
votes
3answers
54k views

How to setup x11vnc to access with graphical login screen?

I have a server running Ubuntu 12.10 and need to be able to remote to this server without being logged-in. I have found many solutions, but none seem to work with 12.10. Can anyone give me ...
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14
votes
5answers
56k views

How to downgrade from PHP 5.4 to 5.3

Recently I upgraded PHP to 5.4, but it seems to be failing on me because APC isn't working with it, however this gave me no choice but to downgrade to 5.3, how can I do this? I executed apt-get ...
6
votes
1answer
31k views

“E: Unable to locate package update” when I try to update my system, why?

I have almost an hour trying to update my installation, this is how I'm trying to do it: $ sudo apt-get install update [sudo] password for braiam: Reading package lists... Done Building dependency ...
22
69
votes
9answers
11k views

What is the difference between Terminal, Console, Shell, and Command Line?

What is the difference between Terminal, Console, Shell, and Command Line?
14
votes
2answers
37k views

How do I resolve slow and choppy performance in virtualbox?

Both, Ubuntu 12.10 and 13.04 perform very slow when running in VirtualBox 4.2.12. How do I run Ubuntu with unity or enabled transparency smoothly with VirtualBox?
1
vote
3answers
37k views

How do I install intel integrated graphics controller?

I try to find what graphics card I'm running, the commands in terminal only gives me this: VGA compatible controller: Intel Corporation Atom Processor D4xx/D5xx/N4xx/N5xx Integrated Graphics ...
7
votes
6answers
49k views

Every command fails with “command not found” after changing .bash_profile?

I was updating my .bash_profile, and unfortunetly I made a few updates and now I am getting: env: bash: No such file or directory env: bash: No such file or directory env: bash: No such file or ...
15
votes
1answer
72k views

How do I boot into recovery mode?

I recently tried booting into the Grub2's menu entry "Ubuntu GNU/Linux, with Linux 3.2.0-24-generic-pae (Recovery Mode) just to see what was there. It booted successfully, but I had no idea what to ...
27
17
votes
5answers
13k views

Docker. How to get bash\ssh inside runned container (run -d)?

I want to ssh or bash into runned docker container. Please, see example: $ sudo docker run -d webserver webserver is clean image from ubuntu:14.04 $ sudo docker ps CONTAINER ID IMAGE ...
5
votes
3answers
30k views

What does 2>/dev/null mean…?

I want one or two line description about the following command line: grep -i '\/support\/security\/bulletins\/' content 2>/dev/null
12
votes
1answer
12k views

fatal error: sys/cdefs.h: No such file or directory|

It has been weeks that i am trying to use Code::Blocks IDE to program Atmega16, however, i am hindered by the following error while compiling/building the program in C::B ...
8
votes
2answers
37k views

Ubuntu 13.04 not detect the HDMI sound output

So, I have maded the upgrade to ubuntu v.13.04, but, when I have maded this, my HDMI sound otuput sttoped to work... and, the HDMI sound device not appers any more on sound preferences :( When I run ...
45
18
votes
2answers
72k views

How to correctly enable Desktop Cube in Unity 3D?

I have read several questions regarding how to fix an already enabled desktop cube or the problems it had in 11.04. But in 11.10, how can I correctly enable desktop cube in Unity 3D?
7
votes
1answer
55k views

How to access “Applications” menu in Ubuntu Unity Desktop

I've installed Ubuntu 11.10 with the new Unity Desktop. I understand that I can access the classic "Applications" menu by switching to Gnome. However, I was wondering if it's possible to access the ...
6
votes
2answers
21k views

Fallback to Gnome classic desktop Ubuntu 14.04

I'm using Ubuntu for a while and experienced many bugs in Unity and also it kills productivity. I recently checked BackTrackR3 release which is built on Gnome2.3. But, unfortunately that is available ...
6
votes
2answers
49k views

HTTP POST and GET using cURL in linux

I had server application in asp.net in windows in that i had a web service for that . how can i call web service in ubuntu using shell script by using cURL command
2
votes
2answers
27k views

How to install Teamspeak 3 client on ubuntu 12.04 lts 32 bit?

I have been trying to install Teamspeak using the following file but have been unable to do so. I use Ubuntu 12.04 lts 32-bit. ...
6
votes
4answers
32k views

how to remove symbolic link

i was doing sudo ln -s /usr/share/phpmyadmin /var/www/phpmyadmin but i accidentally typed something else. So now I want to correct it but it says symbolic link already exist. Please help, Thanks in ...
10
votes
3answers
54k views

Use xrdp to connect to desktop session

I use Ubuntu on my desktop. When I am away from my desktop, I would like to access the session using my Windows 7 laptop. Currently, I am using xrdp to connect, but it starts up a remote session. Is ...
11
votes
4answers
22k views

How to speed up VirtualBox Ubuntu 14.04 (disable visual effects, …)

I just installed Ubuntu 14.04 in a VirtualBox machine, which I am planning to use for Java/Web development. After my first steps, I noticed that the CPU usage is very high even when I do simple tasks ...
2
votes
1answer
45k views

Apache2: Forbidden You don't have permission to access /dir/ on this server

I can access localhost but not the sub directories index.html My default conf looks like: <VirtualHost *:80> ServerAdmin webmaster@localhost DocumentRoot /var/www <Directory /> ...
27
2
votes
1answer
45k views

How to Fix “Read-only file system” error when I run something as sudo and try to make a folder/file?

When I try to save something or rename a file/folder it say this error " Read-only file system" or run something as root in the terminal it say this error sudo: unable to open /var/lib/sudo/"My User ...
3
votes
3answers
30k views

“Unable to locate package” while trying to install packages by apt

When I try to install any package through the command line, I get an error. Can anyone help me on this? $ sudo apt-get install <package> Reading package lists... Done Building dependency tree ...
4
votes
2answers
55k views

How do you run update-grub?

I went into Live CD and activated Terminal. Then, I typed gksu nautilus to gain temporary access to my root directory. Once the Manager window opened, I clicked on File System and navigated to the ...
13
14
votes
1answer
47k views

I get “Failed to load session ”ubuntu-2d" when using XRDP

Initially, when I try to log in to my ubuntu machine (version 12.10) using RDP, I would get an ubuntu desktop background, with no text, menu bars, or anything to indicate it loaded the desktop. I ...
17
votes
1answer
35k views

How do I find out the kernel version I am running?

"The path to previous driver is usually /lib/modules//kernel/net/wireless" I need this info so I can finish updating my STA broadcom wireless. However, I'm a noob at Ubuntu and I'm not sure how to ...
22
9
votes
7answers
24k views

Will upgrading Windows 8 to 8.1 affect Ubuntu?

It's a rather simple question (I hope). I currently have Windows 8 and I am dual booting it with Ubuntu 13.04. If I were to install the latest update for Windows 8, that being 8.1, will it affect ...
18
votes
4answers
62k views

How can I get nVidia CUDA or OpenCL working on a laptop with nVidia discrete card/Intel Integrated Graphics?

Background: I'm a 3D artist (as a hobby) and have recently started using Ubuntu 12.04 LTS as a dual-boot with Windows 7. It's running on my a fairly new 64-bit Toshiba laptop with an nVidia GeForce GT ...
6
votes
4answers
29k views

How do I fix DNS resolving which doesn't work after upgrading to Ubuntu 13.10 (Saucy)

After upgrade to 13.10 my DNS resolving fails. It seems the DNS servers which I get by DHCP (LAN) are not used. I could temporary solve the problem by adding nameserver 8.8.8.8 to /etc/resolv.conf. ...
17
votes
3answers
91k views

How can I make “rc.local” run on startup?

I have a script that I would like to run when my system starts. I have put it on "rc.local", but it doesn't work. How can I enable it to run on startup? Thanks!
1
vote
5answers
32k views

Install Ubuntu in UEFI mode (unable to boot from USB)

I recently bought a Dell Inspiron 15R SE with Windows 8 (64 bit) pre-installed (UEFI supported). I want to install Ubuntu in dual boot with Windows 8. I tried to follow all instruction here : ...
21
votes
3answers
63k views

Switching window manager/desktop environments?

In general what is the approach to switch the desktop environment or window manager on Ubuntu? The main difference between stock Ubuntu, Kubuntu and Lubuntu is supposedly the use of Unity vs. KDE vs. ...
6
votes
3answers
46k views

How to make an xorg.conf file

I just installed Ubuntu 12.10 and I need to make a custom xorg.conf file. By default, there is not an xorg.conf file on my system. I know what I need to write in the config, but I just don't know how ...
43
votes
6answers
71k views

How to split larger files into smaller parts?

I have a large file (8GB for Example). How can I split it into multiple parts, let's say 3 equal parts, and after that how do I integrate them later?