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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tmux / screen ctrl+arrow (left right) doesn't work on SSH

I've configured tmux to skip words on Ctrl+right / left : set-window-option -g xterm-keys on It works just fine, but as I do SSH, it doesn't work and prints ;5D or ;5C.. The same issue occurred ...
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13 views

Virtual Host showing error 11001 even after chown and chmod

I am trying to create a virtual host to just test a basic html website. Guest OS - Ubuntu 14.04 Host OS - Ubuntu 14.10 In the Host OS, I connect through a proxy server which requires me to enter a ...
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1answer
98 views

Samba Tuning (Very low data transfer rates)

I have been trying to tune my Samba server for a while now and have had very little luck. At first I thought it could have had something to do with my router but recently purchased a new one with ...
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0answers
30 views

Rsync Issue (AWS EC2)

I have spent quite a bit of time trying to Rsync from a remote to a local machine but been having issues with finding the synced files apparently. The command I entered is: sync -avzhe ...
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1answer
291 views

Why do I get 'error while loading shared libraries: libssl.so.6 cannot open shared object file' even after I run ldconfig?

The symlink libssl.so.6 shows up in /usr/lib/x86_64-linux-gnu, and I ran ldconfig but I still get this error: error while loading shared libraries: libssl.so.6: cannot open shared object file: No ...
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96 views

Dual Booting Macbook pro mid-2009 with Ubuntu and OS X Yosemite

Machine - Macbook Pro 15" Mid-2009 Hi, I am trying to triple boot my system with: 1. OS X Yosemite. 2. Ubuntu 14.04 LTS 3. Windows 8.1 For now I am trying to install linux first and then I plan to ...
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1answer
63 views

Is Super server (inted / xinetd/… ) comes with Ubuntu default?

Few days back I learn about super server in networking. Then I looked for /etc/inetd.conf and /etc/xinetd.d and found neither of them in Ubuntu. Note: I know only these two types of super server ...
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31 views

Ubuntu installaion doesn't ask for boot loader

I was installing Ubuntu on a system in my office and I was surprised by how user friendly it is. While the process was smooth as butter, it never really asked me about installing a boot loader. I ...
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1answer
43 views

After drive format unable to use drive

I am using Elementary OS and I am having an issue with formatting a drive and getting access denied when trying to move data to it. I use gparted to format an internal 1tb drive to ext4 and it shows ...
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1answer
84 views

why are there different formats for the hosts file between OpenSuSE and Ubuntu?

How is 127.0.0.1 related to 127.0.0.2? Using ssh to login to tleilax (OpenSuSE): tleilax:~ # tleilax:~ # hostname tleilax tleilax:~ # tleilax:~ # hostname -f tleilax.bounceme.net tleilax:~ # ...
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1answer
56 views

Help needed with ssh! [closed]

I am new to the linux OS and the other day, I was reading about ssh. What I wanted to do is Write a shell script to open terminal on 2 PCs simultaneously (the other PC being the guest OS (ubuntu) ...
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1answer
24 views

Permissions Issue for A Symlinked Directory

I have a web application running on Ubuntu 14.04. The app's deployment service creates separate users, groups and permissions automatically when deploying the app to my server on AWS. The app runs as ...
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0answers
38 views

Xvfb differences on Ubuntu and CentOS

I have an html screen capture utility built using Qt that uses WebKit. It basically takes html as input and produces a screen capture as a png. On Ubuntu desktop 12.04 the capture quality is ...
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0answers
26 views

PAM and fprintd

Occasionally I get an error on the login screen of Ubuntu 14.04 under unity. The problem occurs after waking up from suspend after closing the lid. Essentially instead of asking me first for ...
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1answer
52 views

virtualbox - existing folder in ubuntu as shared folder

I have some existing directory in virtualbox running ubuntu, and would like to make this folder a shared folder in virtualbox, so that the host OS, will see it. The end goal is to use git in the host ...
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1answer
25 views

Why is logcheck reporting successful Horde logins?

I'm running Ubuntu 14.04 LTS server and use logcheck to report log messages. I have the logcheck-database installed which contains a horde3 ignore file for the server: ^\w{3} [ :0-9]{11} ...
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1answer
43 views

How to host server on local PC(ubuntu) and set up virtual hosts

I am new to Ubuntu and I wanted to host a server on it. I googled a bit and read something about Apache and IIS and I couldn't get much out of it. Right now I am confused about how to proceed. What ...
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2answers
52 views

How to extract images from video file?

I mean, how to generate images files from a video like screenshots.
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1answer
74 views

Respawn MySQL on Ubuntu? Server ran out of memory, killed MySQL & Apache, MySQL didn't respawn

Just as above, I increased the RAM (it's a VM), but that doesn't give me a safety net. I was under the impression by default it should respawn, but that doesn't seem to be the case. *Ubuntu 10.04 ...
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0answers
16 views

Minimum VLC Demo with HIP for Linux (HIPL)

I am new to HIPL and I am trying to set up a minimum demo with VLC 2.0.8 on Ubuntu 12.04. I installed all the dependencies, and built from source (./configure && make && sudo make ...
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1answer
193 views

Can't finish php5-cli update

I get the following error after doing sudo apt-get upgrade: Setting up php5-cli (5.5.9+dfsg-1ubuntu4.6) ... ucfr: Attempt from package php5-cli to take /etc/php5/cli/php.ini away from package ...
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1answer
162 views

Why Linux games are less performanced than Win 7?

I had Windows 7 x64 and now I have Ubuntu 14.04 on notebook HP 4535s. I expected games to be faster in Linux than on Windows because of fewer machine requirements. But it isn't so... E.g., games via ...
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1answer
29 views

Building PHP from source for use in Apache

I'm having trouble when installing an older version of PHP (5.1) on a Ubuntu machine. I've tried to downgrade it without success using apt-get, so I tried to install from source. After the ...
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1answer
208 views

Error while booting Ubuntu 14.04 - setterm: $TERM is not defined

Yesterday I restarted my Notebook with Ubuntu 14.04 and got the following error message in between the login-screen and the loaded user interface. Error found when loading /etc/profile setterm: ...
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1answer
44 views

What's the diffrence between the various Ubuntu repository branches?

What's the difference between the different branches of the Ubuntu repositories? Such as main/universe/restricted and so on?
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210 views

X2Go client connecting to AWS Ubuntu 14 shows black screen with GNOME

X2Go client connecting to AWS Ubuntu 14 (AMI:ubuntu-trusty-14.04-amd64-server-20150123 (ami-29ebb519)) shows black screen with GNOME and with KDE pops-up an error unable to load kde...what gives ? ...
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2answers
29 views

Server setup and configuration

I am tasked with the process of installing and configuring a LAMP server from scratch for hosting Drupal sites. I have installed the LAMP stack but I'm experiencing multi-user editing problems. ...
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4answers
1k views

Is there a way to auto turn-on Ubuntu?

Like a command line or a small piece of software I know that there are many ways to auto-shutdown, but I'm concerned about auto-turn-on.
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1answer
99 views

Setting up receive-only mail server and handling incoming mail and attachments

I would like to create a following scenario on my Ubuntu 14.04 server: set up mail server (or is it called 'Mail Transfer Agent'?) which should take care of receiving mails only. No need to set up ...
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2answers
37 views

Ubuntu CentOS RHEL cross bash script su support

I know that title was a little ambiguous. Allow me to explain our issue. We designed an installer script on Ubuntu since Debian based systems are our primary core, however, some of our cloud based ...
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4answers
135 views

Find a server IP on LAN from a script

I am looking for a way to have a script on a client machine automatically find the servers IP on the same network. I have several media extender clients running ubuntu 14.04.1 and a server running ...
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26 views

Using Drush permissions issue

Using my own non-root account I installed Drush on my Ubuntu 14.04 server using the following: sudo apt-get install drush My problem is whether I use sudo or not with the same user account, I get ...
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1answer
132 views

update-rc.d squid3 init.d init weirdness

sudo service squid3 status works, implying squid is in upstart. However a listing of services using sudo service --status-all does not show squid. Neither does sudo update-rc.d squid3 defaults ...
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1answer
141 views

cmake error: could NOT find LibLZMA (missing: LIBLZMA_INCLUDE_DIR

Hi I am trying to install this software called acqu-root. It depends on the main software called root. I managed to install the main software but having problems with the acqu-root. I get the ...
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0answers
40 views

Error in Installing eclipse

I am running sudo apt-get install eclipse-platform command inside Docker Then ran eclipse I get the following error find: `//.eclipse': No such file or directory find: `//.eclipse': No such file ...
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1answer
76 views

Difficult to find installed application installed in linux

I am new to linux, used to use windows. I am trying to convert to linux and I really love it. I am trying Ubuntu 14.10. I have a question about how to find the installed applications easily in Linux. ...
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1answer
69 views

New Linux server user permissions

I have been given ssh access to a new Linux server which has nothing more than the LAMP stack installed on it. It's down to me to install things like Drush, phpmyadmin etc and general configuration of ...
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0answers
41 views

Setting up basic chroot environment from a fedora ISO image in Ubuntu

From a tutorial in https://help.ubuntu.com/community/DebootstrapChroot at TLDR section i was able to set up a chroot environment for 32 bit Ubuntu ISO image under 64 bit Ubuntu. Now i need to do the ...
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1answer
150 views

How to edit /etc/fstab when system boots to read only file system?

I'm on Ubuntu 14.04. I pasted something incorrect (from a tutorial) into my /etc/fstab file. As a result, the root file system will not mount when the machine boots up. I know what needs to be fixed ...
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1answer
103 views

Pendrive not being detected in Ubuntu [closed]

I am unable to see my pendrive in ubuntu. When i reun fdisk -l, i can see my pendrive is connected : Disk /dev/sdd: 16.0 GB, 16008609792 bytes 255 heads, 63 sectors/track, 1946 cylinders, total ...
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2answers
57 views

Prevent autologin to the admin account

I am a new user of Linux. I have both window 7 and Ubuntu 14.04. For my family and friends, I make Guest account but when I restart my laptop and operates with Windows 7 then options are comes for ...
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1answer
54 views

Accidentally deleted dpkg executable

By mistake I have deleted dpkg executable from bin folder. Now whenever I try to install anything I get the following error message: Sub-process /usr/bin/dpkg returned an error code (100)
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1answer
80 views

I can't connect to my router when I change wlan0 mac address on Ubuntu 14.04

I can't connect to my router when I change wlan0 MAC address on Ubuntu 14.04 I change the title using ifconfig wlan0 down ifconfig wlan0 hw ether xx:xx:xx:xx:xx:xx ifconfig wlan0 up Change ...
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1answer
103 views

What is the GPU driver I am currently running?

I have installed latest nVidia graphic driver via this PPA "xorg-edgers/ppa". Now in Nvidia X server setting showing the driver version is 346.35. But in Ubuntu's Additional Drivers there is no such ...
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0answers
57 views

Ubuntu Grub recognises MacOS but cannot boot up

I tried a little experiment on installing MacOS on a non Mac Hardware Laptop... Got this far as to put the MacOS Install ISO on to an HFS+ partition but the machine needs to boot this up for the ...
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1answer
41 views

Ubuntu and Windows enviroment

Our IT department needs to set up a file server that will hold the organizations documentation and all other important information, its currently being held on our Windows AD server which the reasons ...
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2answers
65 views

Booting linux from USB flash drive

I have a lenovo desktop and a lenovo laptop, both running windows 8.1. I downloaded the ubuntu 14.10 iso file, burnt it to a installation CD. Then install it on my desktop harddisk. Everything ...
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0answers
40 views

Using ~/.ssh/authorized_keys for non-root users?

I have a bunch of users that are each connected to a directory in the home folder. Any way to set this up so that every time I create a new user and directory it's linked to ~/.ssh/authorized_keys so ...
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1answer
83 views

CP2102 usb to serial error

I'm trying to flash the nodemcu fw for the esp8266 using a usb to serial adapter, it come mounted on /dev/ttyUSB0 but it can't communicate with the module. All the connection are ok, and I've also ...
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0answers
28 views

Debian BT878 card stream to external zoneminder

I placed 2 analog cameras in my countryside. I placed one computer and installed ubuntu with zoneminder, but it was too slow and didn't work properly. So now I have another idea - I have VPS on which ...