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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When no dhcp server answer, how can I force dhclient to use the static lease from dhclient.conf instead of a previous dhcp lease?

I have a piece of equipment I would like to default to a specific IP address when no dhcp servers are available. I have set the following static lease in /etc/dhcp/dhclient.conf: timeout 30; lease ...
5
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1answer
110 views

Why do you need PulseAudio?

I'm reading and trying to understand why would anyone want to use Pulse Audio and I'm failing to understand. I read this ...
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1answer
32 views

how to make swap permanent in vm?

I create the ubuntu vm by vagrant. I want to add the swap to vm. the steps: mkdir /swapfile cd /swapfile sudo dd if=/dev/zero of=swap bs=1024 count=2000000 sudo mkswap -f swap sudo swapon swap add ...
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60 views

How to tether Ubuntu guest to iPhone on Windows host using Virtualbox?

Here's my idea: at work, I am behind a firewall and can't access most of the web. I'm on Windows 7. I installed virtualbox with an Ubuntu 14.04 guest. I want the guest to use my iPhone personal ...
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0answers
77 views

Low resolution caused by No valid modes for “DFP-0” - Mint-17 NVidia

I don't seem to be able to configure xorg.conf to increase my monitors resolution (currently running at 1280x800). I've been working on this for several hours. I'm new at all this, so I can't figure ...
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0answers
28 views

Any usb or hard drive I plug in shows no files. vfat module not found - Ubuntu

Whenever I plug in my USB stick because I want to copy files from this PC over to my Windows laptop, double-clicking the icon that shows up on the desktop prompts me to choose what I want to open it ...
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0answers
31 views

Turning SSLEngine on causes ERR_CONNECTION_REFUSED

I am trying to configure my SSL certificate on a new installation of Ubuntu 15.10. I have installed the certificate files and the private key in the required directory: SSLCertificateFile ...
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0answers
30 views

Creating website with apache2, not showing index.php

Im setting up my first Linux / apache web server for my website. Im following this tutorial: https://www.linode.com/docs/websites/apache/apache-web-server-ubuntu-12-04 so I have dont everything what ...
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0answers
57 views

bash errors getcwd: cannot access parent directories

I cross-compiled GNU bash v4.3 but am now getting errors related to: shell-init: error retrieving current directory: getcwd: cannot access parent directories: Function not implemented and chdir: ...
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2answers
198 views

R IDE and RStudio won't open in lubuntu

I've installed R (3.2.2) in latest lubuntu (apt-get) and the RStudio (0.99.489 - Ubuntu 12.04+ 32-bit). R works from command line, but the IDE fails to launch from the shortcut that installation ...
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0answers
21 views

How to check if a WiFi card supports Transmit Power Control?

I have an Atheros wireless PCI card, functioning in AP mode through hostapd. How can I check whether it supports TPC - and, in this case, turn it on/off? Note: Transmit Power Control (TPC) is a ...
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0answers
33 views

Missing library in ia32-libs when compiling with gcc-3.4.6 in 32 bit mode

I installed gcc-3.4 on Ubuntu 14.04 and tried to run a program with the -m32 flag. #gcc --v gcc version 3.4.6 (Debian 3.4.6-5) When trying to run the program I receive the following error ...
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1answer
55 views

How to set the nofile limit on rsyslog with upstart?

I'm struggling to work out how to set the open file limit on rsyslog on Ubuntu 14.04. It uses Upstart, which ignores limits.conf, but I'd expect to be able to put limit nofile 16384 16384 in ...
2
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1answer
26 views

LUKS on an internal hard drive

I have a hard drive which is encrypted using LUKS. It was originally an external hard drive. Recently I removed the casing and connected it directly (via SATA). However, when I connect it directly, ...
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1answer
49 views

Getting an “mkdir(): Permission Denied” error

and thanks for any help you can give. I installed the Gantry 5 framework no problem into Joomla! (using "Upload Package File"), then I tried to install the theme for it and I received this error: ...
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0answers
18 views

How to find out what is eating up all my inodes and whether to delete a folder? [duplicate]

This is really frustrating, I am using 94% of my inodes. How is that happening and how do I find out what is causing this, and whether to delete a specific folder. I know that var/cache is eating up ...
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0answers
16 views

Okular - Transparent inline note?

In Okular, when I set the opacity of an inline note to 0%, the note just disappears altogether, and I don't think that's the intended behavior of this setting. I've read on forums that this setting is ...
0
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1answer
35 views

How to install PPAs (from Launchpad) on non-Ubuntu distros like Debian?

AFAIK only Ubuntu and (obviously) Ubuntu-based distributions can handle PPAs. A major (and maybe the only) source of PPAs is Launchpad - another service by Canonical. A real-world example is ...
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0answers
112 views

How do I remove the chrx partition on a chromebook running crouton?

I hope this is the right place for this. If not, let me know where would be more appropriate. I have chosen to ask it here because I am assuming/hoping that the flexibility of linux will allow me to ...
2
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0answers
45 views

problem in mirroring interfaces' traffic using OVS

I'm trying to mirror all incoming/outgoing traffic of an interface "eth0" on VM04, to another interface "eth1" on VM01, using open Vswtich integrated with neutron in openstack. Both VMs are in one ...
3
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1answer
80 views

I think Ubuntu messed up my EFI. I'm in over my head

So, installing Ubuntu was a breeze. Make a bootable thumb drive, restart, hold alt, boot into it. But Ubuntu isn't for me, so I thought I'd try Mint. If I reboot and hold alt, I get a few choices ...
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0answers
41 views

How to delete Ubuntu without damaing another Linux distro?

I have 3 partitions on my computer they're dual-boot, Red Hat, Ubuntu & Windows 8. I want to get rid of Ubuntu and keep Red Hat & Windows 8. What would be the safest route to achieve my goal. ...
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2answers
115 views

Massive disk corruption on Ubuntu 15.10 with dm-crypt + LUKS full disk encryption?

I suspect there's a bug in Ubuntu's default whole disk encryption setup. Here's what happens, repeatably: I make a fresh install, Ubuntu 15.10 with whole disk encryption, overwriting the whole disk ...
4
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1answer
60 views

How should executables installed under /opt be added to the path?

Can programs installed under /opt be safely symlinked into /usr/local/bin, which is already in the PATH by default in Ubuntu and other Linux distros? Alternatively, is there some reason to create a ...
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0answers
19 views

OpenIndiana permissions change

I have a vm ubuntu (called hipster) to run apache and I mount a directory from OI and I can access without any problem. I have a directory shared with SMB, an app need to get into to see and format ...
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0answers
26 views

Ubuntu - Xrandr doesn't change my resolution

I'm trying to change my resolution using xrandr command line but when I type in a terminal xrandr --output LVDS1 --mode 1600x900_60.00 (which I added using --addmode), it doesn't change my resolution ...
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0answers
33 views

Setting up a VSFTPD Server and Client

I have created two VM running Ubuntu 12.04, I am trying to set one up as a server and another as a client. I have installed vsftpd using sudo apt-get install vsftpd and then I changed my config file ...
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0answers
19 views

mount namespace not work in ubuntu whether 15.04 or 14.04

NOTE: Referencing this Q&A: Why is my bind mount visible outside its mount namespace? It gave an unshare example, but it did not work in Ubuntu. I tried on Ubuntu 15.04, with util-linux 2.25. I ...
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0answers
10 views

How to get RailroadTycoon 3 working on Ubuntu properly?

I managed to install Rayilroad Tycoon 3 with wine on Ubuntu 14.04. The game also seems to run, at least to start. But then I start the game with wine RT3.exe the screen resolution is being changed ...
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0answers
334 views

Intel Skylake + DisplayPort 1.2 MST/Daisy chain on Linux

I am planning to buy hardware for using DisplayPort 1.2's MST feature to daisy chain two monitors in combination with the Intel Core i5 6600 Skylake processor on Ubuntu. Is this supported yet with the ...
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1answer
291 views

How to expand /boot partition on Ubuntu 15.10?

Recently I made a fresh install of Ubuntu 15.10 on my laptop after erasing everything. I have got notification from update manager to update my system. But I am getting the below error which says the ...
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0answers
21 views

Grub on 2 partitions, only want on one

Some context to start: Have Windows 10, Ubuntu, and Kali 2 installed as a triple boot configuration on my laptop. I recently installed Kali 2 after having just Win 10 and Ubuntu as I was interested ...
2
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1answer
240 views

Page not found but page is there

What am I doing wrong? When I search https://teampass.domain.org/ I get a blank screen. when I search https://teampass.domain.org/teampass, I get the following errors. Error on Chrome: The ...
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0answers
16 views

gnome-terminal from command line fails in some containers

I'm trying to run gnome-terminal in several containers on my machine (I'd like to run gnome-terminal from my ssh to the container), and on some of them it works fine, on others it fails silently (with ...
1
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1answer
29 views

Cannot share directories between virtualbox and Desktop

I need to share the Desktop directory in order to copy some files I need from there. This is a Virtualbox and I'm running Ubuntu 14.04. But the "Desktopy" link is not showing up in the media ...
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0answers
49 views

Dual-boot: windows10 with linux ubuntu

I was trying to create a dual boot system with both linux-ubuntu and windows installed in it. After creating a empty space on hard drive in windows 10, I inserted my usb with Linux image into the ...
1
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1answer
38 views

VMware auto-reboots on login

I have a Ubuntu 14 running on VMware on my Windows 10 Dell laptop. For the past few days I have been facing this problem. Whenever I try to login, it accepts my credentials loads the home page and ...
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2answers
51 views

Copying my Ubuntu vmware workstation virtual machine (desktop) to my laptop as a physical machine - How to get it boot

I am using Ubuntu 15.10 (64-bit) as a virtual machine (vmware workstation) on my desktop PC with Windows 10 Education (64-bit) being the host. With my desktop PC having enough horsepower, I can run ...
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0answers
32 views

Why is tmux starting slower and slower over time?

On my Ubuntu server I run tmux. When I login on the server itself I get tmux, when I login with SSH I get tmux too. Right after a reboot logging in on the server starts tmux within seconds and when ...
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0answers
20 views

Autostarting shell applications using Startup Applications Preferences?

In gnome I run "Startup Application Preferences". After that I press add and in comamnd field I write: logkeys --start. However, logkeys doesn't auto start. How to fix it?
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28 views

Ubuntu DMA Auto Activate Optimization Flag

I have two NAS devices, which differ in architecture. They are connected to the same SATA disks and one of them shows better read and write performances. Okay, there could be many reasons for such ...
0
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1answer
191 views

ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

I am trying to copy data from CSV to mysql using shell script where I am all new. And I am working with my test server. mysql -u root -proot csv_imports -e "LOAD DATA INFILE ...
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0answers
27 views

Modifying /var files on guest OS using Kate from host OS

I am trying to modify files on my guest OS Ubuntu on VMware from my host OS Linux Mint 16. Using sshfs I mounted the directory using these commands: sudo modprobe fuse sudo adduser <username> ...
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0answers
43 views

libkmod: ERROR ignoring bad line starting with 'snd-hda-intel'

At booting I started getting the following error in Ubuntu 14.04. libkmod: ERROR ../libkmod/libkmod-config.c:686 kmod_config_parse: /etc/modprobe.d/alsa-base.conf line 44: ignoring bad line ...
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0answers
9 views

Installing APSIM Software on Ubuntu 14.04

I want to install APSIM software on Ubuntu 14.04. I followed the instructions given here and used the following commands: sudo apt-get install g++ gfortran mono-devel mono-vbnc libboost-all-dev ...
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1answer
108 views

xhost + is not working with Oracle installation

I am trying to install Oracle on Ubuntu 14.04. I have followed instructions and now I am trying to start the installation. However, I am facing problems. If I run ./runInstaller command with oracle ...
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1answer
247 views

SSH Protocol mismatch

I have a very strange problem. I have two servers, namely daytona, which serves as a storage server with a raid array. I WOL it when I want to back up to it. The second server is testarossa which runs ...
1
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1answer
99 views

mysql-server-5.5 unmet dependencies each time running apt-get

Each time I run "sudo apt-get install package-name", the following error happened, even if I tried to install other packages other than mysql ones: You might want to run 'apt-get -f install' to ...
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0answers
21 views

Foobar2000 in Playonlinux cannot play common sound formats

I have installed Foobar2000 in Playonlinux (ElementaryOS) and all it can play are radio internet streams. All files give the error Unable to open item for playback (Unsupported file format): - even ...
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0answers
131 views

LightDM greeter simple prompt Xubuntu 15.10

I've got a problem configuring LightDM (version 1.16.5) under Xubuntu 15.10 such that the greeter only shows a simple prompt like user: __________ password: __________ without proposing users ...