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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1answer
318 views

Formatting secondary hard drive that has windows on it

I recently installed an setup an Ubuntu Server machine. It has two drives in it and the other drive has windows installed on it. (I didn't want to overwrite the windows installation until I had my ...
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0answers
77 views

Why does my wlan0 stop working?

A few minutes ago, my internal wireless card wlan0 on Thinkpad T400 starts not working. This always happen after a while (between half an hour and several hours) from starting Ubuntu 12.04, especially ...
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0answers
32 views

wireless adapter doesn't show up in iwconfig after unload and reload its module

I unload and load the module which I suppose to be the one for my internal wireless adapter, $ sudo rmmod iwlwifi $ sudo modprobe iwlwifi My internal wireless adapter isn't show up in iwconfig, ...
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1answer
18 views

Real time show the max temperature outputed by sensors?

Is it possible to extract the maximum temperature from the output of sensor, and real time update it, and show it somewhere on desktop of Ubuntu 12.04? I know psensor is to do that, but its version ...
3
votes
1answer
91 views

Why “backporting process does not consider upstream releases”?

From http://opensourcehacker.com/2013/03/20/how-to-backport-packages-on-ubuntu-linux/ backportpackage will download the latest version of the package from Ubuntu archives. The latest ...
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2answers
72 views

Why does this Shell script fail as cron job [closed]

I have the following in a shell script, when I run this script it works but when I put this as a cron job it does not work(nothing happens!). How come? script #!/bin/bash ...
-2
votes
1answer
32 views

When will we use apt-get to download source? [closed]

In what situation, will we like to use apt-get to download source? Can's we install from binary installation by apt-get too? If we are to install from source, can't we download source from its ...
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0answers
27 views

Possible not restore cpu frequency after suspending and waking up?

When I suspend my Ubuntu 12.04 and wake it up, the cpu frequency I set by clicking indicator-cpufreq on the desktop panel will be restored. I wonder if that is a bug or some design? Is there a way to ...
4
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3answers
539 views

Linux installation stops working after a few reboots

I'm trying to set up a dualboot Win8/Linux on my HP tablet (touchsmart tm2-1050ez). However, when I'm finished setting it all up, after a few more reboots, I'm not able to boot to Linux anymore, as I ...
3
votes
1answer
564 views

BCache and disk encryption

I recently bought a new laptop with a 16Gb mSATA SSD cache drive. I haven't used that one yet. I have, however, opted for Ubuntu 13.04 with "Full Disk Encryption" for the main partition (is that ...
1
vote
1answer
42 views

How to test new kernel releases ?

I am using ubuntu 14.04 with linux kernel 3.13.0-37-generic . I know that the latest stable release of the kernel is 3.17.01 and want to test it. Can I test it on my system without blowing away my ...
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vote
2answers
47 views

Increasing performance of clear text file reads

In our bioinformatics application we have large files (up to 900MB, typically 100MB). These files contain a clear text representation of a genome, and are essentially a 1 line file with a sequence of ...
3
votes
2answers
549 views

How to fix frequent crashes of openshot?

I have been using the openshot video editing software for some time on Ubuntu 13.10, which does not run stable for me. I would like to know if I can do something to stabilize it, so I can actually use ...
1
vote
1answer
285 views

bash: /etc/bash.bashrc: Permission denied whenever I open a terminal

On Ubuntu 13.10, when I open a new terminal, I sometimes get the following output on the terminal: bash: /etc/bash.bashrc: Permission denied However, the permissions should be fine: >ls -l ...
4
votes
1answer
41 views

Softlink in rc0.d is working on poweron rather than shutdown

I want to run a script on poweroff in Ubuntu. so I made a script, placed it in init.d & made a softlink in rc0.d with name S36xyz. my script is working perfectly when I run it in terminal. so ...
1
vote
1answer
51 views

Resize of VirtualBox Screen?

I've recently installed the Guest Additions CD on my windows VirtualBox running Ubuntu 14.04. It was working great for a while - screen resized automatically, etc. However, when I turned off my host ...
1
vote
1answer
49 views

.xsession and .xinitrc not executed at login

This is the content of my ~/.xsession: #!/bin/bash # Tray for skype, keyboard layout, ... trayer --edge top --align right --SetDockType true --SetPartialStrut true --expand true --width 10 ...
0
votes
1answer
631 views

multiple ftp user sharing common home directory

I want to setup like mentioned, where I can create multiple ftp users with having same home directory. What I have tried so far, Created new user with pointing to the directory of ftp user as home, ...
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0answers
776 views

How to configure Alias in Apache 2.4?

I need to config a Alias in Apache 2.4 and work how phpmyadmin works in my Ubuntu AWS server. I created a site-enable file and add the following lines for it Alias /admin1/ "/var/www/html/admin" ...
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votes
3answers
532 views

Error “parted: invalid token: 1” When Using Parted To Format A Partition?

Screenshot: http://imgur.com/DQnhwG2    I'm trying to format an existing ext2 partition as ntfs (or any filesystem) using the mkfs command in Parted, but when I specify the partition to ...
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0answers
52 views

Unable to write to hdd formatted in anything other ext2,3,4

I am unable to write to my HDD mounted on Ubuntu server 12.04 that are formatted to NTFS or FAT32. However when I format to EXT and Mount as auto its able to write. I tried chmod and chown but the ...
1
vote
1answer
37 views

Where should my authorized_keys file be if I want to ssh to `localhost`?

I have my public / private key setup, but I don't know where it should go. Should both these files be placed in ~/.ssh/ for my user?
0
votes
1answer
82 views

Ubuntu live CD keeps on going back to the choice screen

I had Ubuntu installed before, but then I decided to switch to Windows 7. I deleted all of the partitions and formatted the drive (via the Windows installation disk). Windows works fine, but now I ...
0
votes
1answer
126 views

SSH Pub Key Login without Password

I am configuring an SSH Server on Ubuntu 14.04.1 Server Edition. The goal is to use public key authentication only and only permit certain usernames. My public and private keys are created and a ...
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3answers
1k views

apache not starting in vagrant vm

I used Puphpet.com to create a Vagrant VM to be used for web development. The problem I am having is that the VM cannot start apache on boot. $ sudo /etc/init.d/apache2 start * Starting web server ...
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3answers
1k views

How to prevent shutdown when an SSH user is logged in?

I'm administrating a networked environment and I had an interesting situation arise yesterday. When a host is required to shutdown by a regular user, it refuses to do so if other users are logged in ...
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1answer
35 views

mount command over existing drive, then deleted

So I had a directory sitting on /dev/sdb1 I umounted the drive, moved the backup to sdc1 and restarted the server, still can't see the files...
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0answers
171 views

failure joining samba AD domain over a slow connection: NT_STATUS_IO_TIMEOUT

Running Ubuntu with Samba 4 (Zentyal 3.5) Trying to join a new ADC (additional domain controller) to an existing PDC. Unfortunately I am getting an error, and I THINK the error might be caused by ...
2
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0answers
149 views

Can't install Ubuntu because pc keeps shutting down

I can't install Ubuntu because during the "copying files" my PC powers off. I've downloaded Ubuntu 14.04 with WUBI on my Windows 8.1 32-bit PC. I made a new partition with 15.9GB, (I don't know if I ...
5
votes
1answer
235 views

How can I find a Ubuntu package to use with Amazon EC2?

I'm looking to set up a new server on Amazon's EC2 and I wanted to use Ubuntu 11.04 is it is fairly new but not too new. I previously used 10.10 which I think is also very stable and time-tested. My ...
1
vote
2answers
1k views

apt-get : no installation candidate for libxul-dev

When I'm installing libxul-dev I end with this error message: $ sudo apt-get install libxul-dev Reading package lists... Done Building dependency tree Reading state information... Done Package ...
3
votes
1answer
458 views

Why does Ubuntu recommend download the 32-bit version?

Why does Ubuntu recommend download the 32-bit version? On their 32bit_and_64bit Page they even say Unless you have specific reasons to choose 32-bit, we recommend 64-bit to utilise the full capacity ...
2
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0answers
3k views

Touchpad not recognized on linux (ASUS R751LB)

I have just bought a brand new laptop. Unfortunately, touchpad doesn't work on any linux distribution (tried mint Ubuntu 12.04, Ubuntu 14.04, Mint 14, Mint 16, also Mint 16 with recent 3.13.5 kernel). ...
3
votes
1answer
67 views

Configuration error: Iberty library not found

I am trying to install BAP: Binary Analysis Platform in ubuntu 14.04. I am getting this error: configure: error: Iberty library not found". Can anybody help me regarding this error?
5
votes
5answers
9k views

How do I update bash on EOL Ubuntu versions?

I.e. can I find a close enough package in the next nearest distro? Or is it complicated, and compiling from source is better? Or can I grab it from debian? (This question is about at least Ubuntu ...
0
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2answers
526 views

Installing Ubuntu 14.04--Grub Rescue Error after failing to turn off secure boot [SOLVED]

I am not able to start the operating system. Whenever I try to start the operating system it shows the following error: file /boot/grub/i386-pc/normal.mod not found Entering rescue mode... grub ...
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3answers
81 views

How do I configure my Linux computer to provide Internet to a FreeBSD computer via Ethernet port?

I have FreeBSD computer to which I want to provide with an Internet connection via the Ethernet port. I bought a single board computer (SBC Wangboard DUAL) onto which I have installed Ubuntu. I ...
14
votes
3answers
57k views

“Input/output error” when accessing a directory

I want to list and remove the content of a directory on a removable hard drive. But I have experienced "Input/output error": $ rm pic -R rm: cannot remove `pic/60.jpg': Input/output error rm: cannot ...
3
votes
3answers
534 views

How do I determine whether my services are using runit or init?

How do I determine whether my services are using runit or init? I use Ubuntu 10.0.4. Such as nginx, chef, puppet, etc.
9
votes
4answers
17k views

Ubuntu 12.04 hotspot wifi network not visible to Android 4.1.2

I'm running Ubuntu 12.04 LTS on my notebook, and I've got a Motorola Razr which I updated to Android 4.1.2. Before updating, I connected my smartphone to my hotspot wifi very quickly, but after the ...
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0answers
19 views

Avoid -dbg_version packages on apt-cacher-ng server

We have created a apt-cacher-ng server to provide cached packages to our users that have Ubuntu 14.04 installed. Combined with the cached packages, we are doing a weekly "mirror" of some Ubuntu ...
0
votes
1answer
49 views

Ubuntu - Error Coping Folders with a Space at the end of the Folder Error [closed]

Hello Mighty Keyboard warriors. I have a problem that is kinda of killing me. The Situation: vsftpd server with the Following config File (http://pastebin.com/8AVZ9WGK) home/user with default ...
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0answers
12 views

How to see mounting files in target for iscsi?

I am doing iscsi target and initiator, I was mounted files in initiator side using target disk(LUN), so how to see the file or folder in target side?
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votes
2answers
145 views

Access USB drive on Ubuntu server

I'm currently using a Ubuntu 14.04 server with command line access only. My .html files are on my Windows and I want to transfer them. What is the path in my Ubuntu server to get into my external ...
1
vote
5answers
2k views

Is there some default password for a new user in Linux

I am a Windows user gradually moving towards Linux. In windows we have an option of either having or not having some password for an user.Once we do not put a password we can directly log in to the ...
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votes
5answers
5k views

how to enable root user in linux(Ubuntu)?

In Linux (Ubuntu),I am going through with a lot of problems. In ubuntu, I haven't got any root user. So, I have to apply sudo bash at every Instance. I just want to create a root user, from which I ...
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vote
2answers
136 views

How to uninstall all related packages to a specific one? / Ubuntu

Recently I asked to my hosting provider to reload the OS to Ubuntu 12.04 64 bit minimal assuming minimal would have the minimum required packages installed, but I realized that mysql was installed so, ...
0
votes
1answer
118 views

dpkg cannot find ldconfig/start-stop-daemon in the PATH variable

I was trying to install bsd-mailx utility the package got installed however I am wondering about the error. This is the error I get: Preconfiguring packages ... dpkg: warning: 'ldconfig' not found ...
2
votes
1answer
5k 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 ...
1
vote
3answers
9k views

No targets specified and no makefile found. Stop. Makefile ubuntu

When I execute the command sudo make I get this error: No targets specified and no makefile found. Stop.