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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GNU grub version 2.02

I have double boot running windows 8 and mint. Today when i started pc , it did not asked me which system i wanna boot but instead throw GNU GRUB Version 2.02~ beta 2-9 Minimal BASH-like line ...
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1answer
3k views

Cannot Start KVM VM Because Missing BIOS

Whenever I attempt to start a KVM VM on Ubuntu 14.04 with the "kvm" command, I get the following error: qemu: could not load PC BIOS 'bios-256k.bin' I have searched for this file and found it ...
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1answer
36 views

Running chown in bash script produces errors

I'm working on a script that downloads a file with bar:bar ownership, then changes the ownership to foo:server. So I wrote a side script(chown_test.sh) to implement the changing of the ownership via ...
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1answer
934 views

Curl Command PUT Method

curl -i -X PUT -H 'Content-Length: 1000' http://dfdc:dfdc@xx.xx.xx.xxx:xx/directory/ Above curl doesn't produce any response at Ubuntu shell prompt.
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Ubuntu changes Keyboard layout randomly on boot

English is not my native language so please be patient. Happy new year to all. This is not a vital question, but has become so anoyning that need to be solved ASAP. At work I Use a Notebook Lenovo ...
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1answer
46 views

Packages kept back during apt-get upgrade

I'm running Lubuntu 14.04.3 LTS amd64 version. I did apt-get update and apt-get upgrade which showed few packages have been kept back. These are mainly kernel related packages namely, ...
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Can't shut down ubuntu on macbook pro

I have a macbook pro MacBook Pro (Retina, 15-inch, Mid 2015) 2.8 GHz Intel Core i7 16 GB 1600 MHz DDR3 Intel Iris Pro 1536 MB I have a separate partition for mac and ubuntu. Ubuntu is the main ...
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1answer
3k views

Linker error: /usr/bin/ld: cannot find -lgcc_s

I am trying to compile symlinks (tar.gz-file), which is a very small tool with one line for compilation: gcc -Wall -Wstrict-prototypes -O2 -N -s -o symlinks symlinks.c which gives the error .... ...
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1answer
17 views

swap windows with dash script

I have written a bunch of dash scripts that resize and move windows for better efficiency. The structure is the following: i have a row of 8 windows that are stacked to the bottom of my screen, like ...
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1answer
27 views

unable to boot windows after installing ubuntu 10.04

I have a new HP laptop. I have deployed windows 8.1 & ubuntu 15. Recently I removed ubuntu 15 and deployed ubuntu 10.04. Installation have been completed successfully. But after restarting the ...
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1answer
31 views

APT repositories on Android

I am using a terminal emulator on Android called "Termux". It comes with the APT command installed. However, the repository is very limited. What I want to do, is to see if larger repositories like ...
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1answer
376 views

Reading the program header contents of an ELF file

How is it possible to extract loadable program headers individually from ELF files? By examining a binary using readelf one can get output similar to: $ readelf -l helloworld Elf file type is EXEC ...
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2answers
39 views

How to specify the python path for pip?

With pip installed, I am trying to install matplotlib in Ubuntu 12.04.4 LTS. I got the following error when executing "sudo pip install matplotlib" I guess this is because the python version is too ...
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1answer
1k views

dota 2 graphics problem in ubuntu 14.04

i installed ubuntu 14.04 in my laptop. then i installed steam and finally dota 2. but the graphics are very bad. i have amd raedon 7400 in my laptop. it seems like dota 2 is not running through my ...
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6 views

Kerberos in Ubuntu system

I would build a kerberos authentication system on Ubuntu based machines. I'm making it for a school project. So i have some questions: 1)What do i need to make client-KDC-server? Do i need a domain ...
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1answer
29 views

Deleting a file after X days does not work [duplicate]

Ive tried multiple ways of writing this and im executing the script myself so it isnt the crontab that isnt working. These are examples of what ive tried : find /home/backups -mtime +1 -exec rm {} \; ...
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1answer
1k 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 ...
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1answer
1k views

Low display resolution Ubuntu Gnome remix 12.10

I'm running Ubuntu Gnome remix 12.10 and it can't recognize my display. My HW is: Intel i3 3225 with HD 4000 onboard / is on a OCZ Vertex 4 SSD display is an old IBM Thinkvision with vga connector ...
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3answers
1k views

Linux Permissions vsftpd

I have mybb installed and running in /var/www/forums. I have two users part of the www group, logan and www-data. I have the recursive permissions of forums directory set to: chmod -R 755 forums ...
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1answer
36 views

Resizing directories

I am not too familiar with how volume sizing works, but I have a VPS running Ubuntu 14.04, and I noticed the home directory is all used up. I have a 1TB drive on this machine, how can I allocate more ...
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0answers
65 views

Easiest *non-networking* method of communication between Linux host and Windows guest [closed]

I'm writing application software for Ubuntu which needs to communicate with another application running in a Windows Virtual Machine via Qemu on the same machine. I have full control over the source ...
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1answer
2k views

Powertop doesn't display Power est. column

When I run powertop, it doesn't display the "Power Est." column that shows the estimated power consumption in Watts of each row. It should look like in the screen capture here: MacBook Pro Retina: ...
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0answers
39 views

using left mouse button to move window can cause freeze (XFCE4/Ubuntu 15.10)

I use xfce4 under Ubuntu 15.10. Fairly often some action with my mouse causes the cursor to change into the closed hand icon and my session freezes in a useless state. When this happens the cursor ...
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2answers
21 views

Error: GOPATH not set

I am trying to download aws package from github, but I am getting the error... Cannot download, $GOPATH not set. For more details see: go help gopath GO PATH is currently set to $HOME/go Can ...
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1answer
3k views

“PS/2 Generic Mouse” gets lost. How to reload without reboot?

I am running Ubuntu 12.04LTS on a ThinkPad E420s. My Trackpoint is recognized as "PS/2 Generic Mouse". My problem is that it doesn't load/disappears after booting or after suspension. I can't move ...
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53 views

X server can't open display in Ubuntu

I'm not very familiar with the X server display but I'm trying to use a debugger program called DDD and it needs X server to open up to use it. I get this error when I try to run ddd: Error: Can't ...
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16 views

remote osx split panes in ubuntu byobu

My Problem I have OSX 10.10, connect to a byobu in ubuntu 14.04 over ssh. I want to split panes vertically & horizontally. But ctrl+F2 & shift+F2 just gives me beep sound. Additional Info ...
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Noob with a Lenovo Y50-70 running Ubuntu 15.10 w/ Nvidia 960m not running or even showing up

Title says it all, i have tried using PPA's and bumblebee and the correct Nvidia drivers but nothing works. Any ideas would be great. Thanks
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1answer
17 views

tmux reEnter to a session and save a session

\ I am a new ubuntu user. kindly, using ubuntu (terminal) I could open tmux session and open my R program then run the script, the script prints text on the scree. my question(s) are: how to re enter ...
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14 views

Editing the lsb-release information

I would like to customize Ubuntu live CD and it's mostly done , but after changing the the /etc/lsb-release file , i can't add any new repository ! So , How can i change the lsb-release to have my ...
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9 views

Dual boot pre installed Kali 2

Salutations - I have Kali Linux 2.0 (jessie) installed as main OS. I want to install Windows 8.1/10 on dual-boot. The problem I am facing is in every tutorial, Windows is the pre installed OS. What ...
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1answer
1k views

My Ubuntu 14.04 LTS doesn't have sound

I installed Ubuntu 14.04 on VMware workstation version 10.0.0 on my Windows 7 machine. After installing I figured out that it doesn't have any sound so I checked the sound settings. All items seem to ...
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How to route mail server from both intranet and internet?

We have a mail server configured in Ubuntu 12.04 with postfix, dovecot and roundcube. It has two interfaces, one with real IP and one with private LAN IP. Incase of intranet we have branches and head ...
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Need help determining why a usb device works in Ubuntu but not ChromeOS

I am troubleshooting a problem with an Epson Brightlight 536wi projector. When you plug a USB cable from the projector into a Windows or Linux computer there is a driver built-in to both Operating ...
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352 views

Wifi not working on Ubuntu-Windows 10 dual boot

I am new to Linux community. I have HP Split 13 x2 laptop with Windows 10 OS. I installed Ubuntu 15.04 alongside with Windows 10. When I use Ubuntu, my network connections are shown to be disabled. No ...
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Ubuntu ethernet connection works for few seconds then drops (with Win 7 dual boot)

I've looked through other posts with similar issues but so far to no avail. I'm running dual boot with Windows 7 and Ubuntu 15.10 and although the Ethernet connection works on Windows, when I boot ...
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1answer
1k views

How to write/edit/update the OsIndications efi variable from command line?

In the need to enter the UEFI firmware setup utility while using ultra fast boot (keyboard drivers are not loaded during POST), I wish to write to the "Os Indications" efi variable. My OS is Ubuntu ...
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Ubuntu Gnome 15.10 super key mapping into Android Studio keymap

I am switching between OSx and Ubuntu Gnome (which is fantastic btw) and want to try and have the same shortcuts inside Android Studio. I am using a wired mac keyboard and CMD is default mapped to be ...
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1answer
4k views

mei 0000:00:16.0: init hw failure

When I boot up I get the following errors: mei 0000:00:16.0: init hw failure. mei 0000:00:16.0: initialization failed. (they don't prevent the bootup, I'm just curious as to what they are and if ...
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1answer
50 views

Auto-restart apache2 on crash with systemd(Ubuntu 15.10)

There is no apache2.service file on ubuntu 15.10. I want to restart apache2 if the apache2 process gets killed. For most services I can add a ... [Service] Type=simple ExecStart=/path/to/bin ...
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1answer
31 views

Cannot start minecraft server on Ubuntu Snappy with docker

I have a Raspberry Pi with Ubuntu Snappy on it. I've installed minecraft server with docker pull itzg/minecraft-server Following the instructions from ...
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28 views

How to use mail to send an email to my friend?

Firstly, I use command apt-get install mailutils on my Ubuntu14.04 system, and the terminal shows a dialog "Postfix Configuration", I choose the first option "no configuration". Then I try to use the ...
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1answer
44 views

udev doesn't apply changes recursively

I'm working with a beaglebone black board (ubuntu release for ARM architecture), which has some general purpose input/output (GPIO) interface to read sensors/drive motors etc.. which are configurable ...
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1answer
27 views

No menu for VNC view

Problem: I have a VPS on linode that installed ubuntu 14.04. In the Real VNC viewer on my local machine, I see a screen like this. The problem is, although I can navigate the file system in this ...
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1answer
44 views

Plymouth falling back to text boot animation

Ever since a kernel update and reinstalling the nvidia-346 package for the Nvidia proprietary drivers for my GPU, Plymouth has been reverting to using the text boot animation instead of the graphics ...
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1answer
176 views

Asus UX303UA rebooting instead of resuming from suspend (ubuntu 15.10)

I installed ubuntu 15.10 (kernel 4.2.0-22-generic) on a brand new Asus UX303UA laptop. Almost everything works fine, but I have some trouble with suspending: When the laptop is plugged in (charging), ...
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1answer
46 views

Shared libraries and different linux systems

Is it possible to use a shared library, compiled for example on a RedHat / CentOS system, on a Ubuntu system?
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1answer
21 views

/var/log/rgc main.log very large file preventing server operation

The root partition on our Ubuntu server has just filled and the web portal no longer works. I tried locating the large file and discovered: /var/log$ du -h --max-depth=1 3.6M ./apache2 12K ...
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2answers
1k views

Linux Ubuntu / Mint Live CD user-home customization

I'm trying to customize Linux Mint Live CD with these instruction (uck doesn't work for me). What I want is to have more icons at its Live CD user (/home/mint/Desktop) but I can't find /home/mint on ...
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1answer
57 views

Installed OS on EFI system crashes on grub shell

I have installed an el6 based custom OS on an e-mmc drive. This machine doesn't have legacy boot mode, only EFI. The installed OS has grub-0.97-77.el6.x86_64.rpm. Using a rescue disk I can see that ...