Ubuntu is a free open source operating system based on the Debian GNU/Linux distribution. Consider using http://askubuntu.com/ to ask questions about it.

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Ubuntu 14.04 Desktop as local server - ext4-fs error

I have set an Ubuntu 14.04 as a local server. Also I have two identical hdds on RAID1, on md0. I have tested raid configuration and works ok. I installed virtualbox from the official website and keep ...
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2answers
2k views

How to fix Truecrypt MBR using Command Prompt or Linux live USB?

I was playing with TrueCrypt and decided to make a fresh installation of Windows 7 from USB stick. Unfortunately Windows 7 installer: "setup was unable to create a new system partition" My entire ...
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1answer
18 views

Disk Space Changes with Command Used

Can anyone help me understand why I get different disk space results for /mnt/kvm_images depending on the command used? This is in Ubuntu 14.04. du gives this result: andrew@ubuntu:~$ sudo du -sh ...
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0answers
31 views
+50

Download remotely from IP Camera using iVMS

I have access on a few IP Camera through iVMS-4200 software. I can live view them and also load remote playback for previous recordings. However, when I try to download a specific video, I have the ...
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0answers
7 views

Failed to open VirtualBox with hosts Windows 8.1 and guest Ubuntu 14 (64bit)

I'm using Virtual Box v4.3.26.r98988 with an Ubuntu 14 guest. Up until yesterday, everything worked fine, but when I try and start it now all I get is an error message: The virtual machine Ubuntu14 ...
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1answer
22 views

I want to shrink Windows 7 partition, expand Ubuntu partition, remove swap partition. [on hold]

I have Windows 7 and Ubuntu 14.04 installed on laptop. There is very little space (9 GB) for Ubuntu, and unnecesary 8GB swap partition which would never be used anyway (there is a lot of RAM on this ...
-1
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1answer
10 views

How do I install and run LAMP on a secondary hard disk on Ubuntu?

Background I've been using a local WAMP dev/testing server (Windows 7) for many years now, and it has become a royal pain to install/maintain SSL/Memcached etc on this environment, considering my ...
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0answers
17 views

Can I raise the CPU usage of a application on Ubuntu?

I'm using GNU/Octave a lot, and sometimes I want to leave my computer alone doing some calculations while I'm working with something else (somewhere else). Using the system monitor, I see that Octave ...
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6answers
8k views

No boot menu for Ubuntu 14.04 after dual boot installation

I assume, this is not a duplicate post. Please read my findings below before assuming so. I have gone through several questions over the Internet regarding people complaining that they are not ...
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0answers
5 views

Is there a way to make a window semi-transparent and click through in unity

Essentially the title says it all, i want to play a movie full screen with transparancy on, while working normally with my pc in unity (ubuntu). I know about the compiz setting that lets me use ...
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0answers
15 views

A proper mail server installation tutorial [on hold]

I know that there are plenty of tutorials floating around online on how to properly setup a mail server on Linux. The only problem is that most are severely outdated and the information isn't clear. ...
0
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1answer
19 views

Block chrome from accessing webcam on ubuntu

I'm sick of opening hangouts and automatically start broadcasting my webcam, that is the most annoying feature, seriously google developers must be on shrooms because nobody likes that. Ideally I ...
-1
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0answers
11 views

Prevent flooding in Ubuntu [on hold]

I have an Ubuntu machine and I think a software running on it cause flooding of my router and my internal network goes down. There exists any software, in Ubuntu, to prevent this to happen? For ...
0
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1answer
24 views

What is the proper way of setting up two IP’s with one domain name?

I have two Ubuntu Servers (S1 & S2 for example) on two different public IP’s (static & are in different locations). I got a domain name from GoDaddy. Lets call it, example.com. I have setup ...
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0answers
5 views

Xrdp set up connection outside of localhost

I've installed xrdp on my ubuntu 14.04, so I have connect to my computer by Remmina from another ubuntu computer. How can I connect to computer with xrdp remotely, not from localhost network ...
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0answers
14 views

Proxy Bypass for full Internet access at Institue [on hold]

In our institute, three IP serieses are there like XX.YY.0-45.0-255 & XX.YY.0-45.0-255 & XX.YY.0-45.0-255. FOR one IP Series UN-RESTRICTED FULL INTERNET IS accessible. FOr other 2 IP Series ...
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0answers
24 views

LAN network freezes

I have three Ubuntu computers connected to a router. Everything's OK, both have internet conections running well and can connect via ssh to each other. In one computer, I usually launch a softwared ...
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1answer
13 views

Setting Mouse Resolution at Startup

My mouse is way too fast, so I have to slow the Coordinate Transformation Matrix of the mouse down. I can do it manually using xinput, and setting the appropriate prop. However, I run into issues ...
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0answers
17 views

Can I install all my old and new different graphics cards and use them for OpenCL GPGPU computing?

I love developing applications with openCL and run them on my graphics card, but I don't really know how it connects with my hardware. I right now only use my GTX 970 for that, but I still have a GTX ...
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0answers
12 views

Hudson Tray Tracker equivalent for Ubuntu? [on hold]

Is there a Hudson Tray Tracker equivalent for Ubuntu (14.10)? I use is in Windows to monitor builds on our Jenkins server. Thanks!
2
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1answer
2k views

Unity doesn't work on VNC server under Ubuntu 14.04 LTS

After upgrading to Ubuntu 14.04 LTS, I find the Unity destkop in vnc4server never works as it did under Ubuntu 12.04 LTS. Here is my ~/.vnc/xstartup for vnc4server: #!/bin/sh xrdb $HOME/.Xresources ...
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0answers
15 views

hostapd + Ubuntu 14.04 Driver Issue for TL-WN725N v2

I recently purchased a TL-WN725N v2 usb dongle so that it may be used for my Ubuntu virtual machine. My Ubuntu installation seemed to install the correct drivers when plugging in the usb dongle ...
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1answer
24 views

Where's my RAM disk being stored?

I'm running an Ubuntu VM under Windows 7, within the VM I've allocated a 5GB RAM disk using sudo mount -t tmpfs -o size=5G tmpfs /mnt/gitRAM and then copied files into it. When I then look at conky ...
2
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0answers
71 views

How can I stop my laptop waking from suspend as the lid is closed?

I have an Alienware M17x with Kubuntu 14.10. When I suspend to RAM and close the lid, very often it will wake up after a few seconds of sleep. Sometimes not. I get the feeling it's related to how ...
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1answer
816 views

ddrescue in ubuntu

I want to copy from a damaged external HDD having a size of 500GB. I will use ddrescue for this. Can I use like the following: I want to copy only one directory(named 'Important Docs') from 500GB ...
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1answer
35 views

How can I change the startup sound in Ubuntu 14.04?

I have tried this and it doesn't work: cd /usr/share/sounds/ubuntu/stereo sudo cp desktop-login.ogg desktop-login.ogg.old sudo cp ~/Downloads/dekstop-login.ogg . ...where the ogg file in the ...
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1answer
30 views

Folder full of .jpg files. Batch convert each to a video with duration of X seconds

I am looking for a way to mass convert a folder of image files to a video (one per image), where each of the images is taken and placed on the video for the full duration of the video, e.g. 30 ...
1
vote
1answer
29 views

Is it a good idea to remove Firefox, when it also removes “gnome-core”?

I thought I should remove Firefox since I don't use it, but if I run apt-get purge firefox it says that it will remove gnome-core which seems like it could be needed by other apps on my VNC server. ...
0
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1answer
15 views

Is there somewhere to go to get notes for package updates? [on hold]

Most times when I start up my Ubuntu VM, I'll open the terminal and check for updates. sudo apt-get update && sudo apt-get upgrade I'll then get a list of the packages to be upgraded: The ...
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0answers
22 views

Ubuntu Lenovo boots to “PXE-E61 Media Test Failure - Check Cable” (Please help)

Thanks for opening this, I'm helpless. I have a Lenovo E545 ThinkPad running Ubuntu 14.04 off of the[Samsung 840 SSD that I installed when I bought the computer. Everything as run fine until I tried ...
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0answers
14 views

Requirements to create a .rpm [on hold]

I want to create a .rpm file. I want to know the following. Is creation of .rpm file os specific? My ultimate goal is to create a .rpm file for ubuntu, but my vm is on centos. Can someone link me ...
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0answers
188 views

Cannot start VirtualBox NAT Network

I am trying to start a NAT Network using VirtualBox on Ubuntu 14.04. Both Ubuntu and VirtualBox are freshly installed. VirtualBox v4.3.10_Ubuntu r93012 installed from the Ubuntu repositories. When ...
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1answer
23 views

How to connect to internet over VPN raised on virtual machine?

I have an PC running Ubuntu, that is connected to the network of my internet provider. To access the internet, one must make a connection using l2tp or ppp, which I have failed to configure on Ubuntu. ...
1
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1answer
29 views

Cannot connect to sql server express over host-only virtualbox interface

I have set up sql server express 2014 in a Windows 7 virtualbox guest, but I cannot connect to it using the jTDS JDBC driver from my Ubuntu host. I get a Could not retrieve database information error. ...
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0answers
32 views

Unable to get vmware shared folders working in Ubuntu 14.10 Guest

i Installed Ubuntu 14.10 64Bit in VMWare Workstation 10.0.5 within windows 8.1 Enterprise. I installed vmware tools by running the vmware-install.pl script in terminal.But I am Getting an error ...
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0answers
14 views

Can't boot ISO images directly off my laptop

I'm running Ubuntu 14.04 and looked through https://help.ubuntu.com/community/Grub2/ISOBoot so that I can boot from an Ubuntu 14.10 ISO. But it isn't working, when I select that menu entry from the ...
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1answer
22 views

Trouble bridging two Ethernet connections on Ubuntu Server 12.04

My Setup: Dell PowerEdge 2800, Ubuntu Server 12.04, 2 Ethernet ports Dell XPS, Windows 7 Home Edition, 1 Ethernet port Router <--- eth0 ---> PowerEdge <--- eth1 ---> XPS the objective here ...
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4answers
23k views

command not found when using sudo

There are a few question on the site that seem related to my problem but I could not find a solution in any of them. My operating system is Ubuntu 12.04. I have mvn installed in ...
1
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2answers
21 views

Apache dosn’t load virtual host files [on hold]

I’m trying to set up an Apache2 server but but I can’t get it to load my virtual hosts. Or to be more precise, it works fine as long as I write them in 000-default.conf but whenever I try to use a ...
0
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0answers
23 views

Extending Panel for Multiple Monitor on Cinnamon desktop running on Ubuntu

I've done some research on Cinnamon's panels supporting multiple monitors. It looks like I need 2.6 to create panels on each monitor. I only have the 2.4.x desktop running on top of Ubuntu. Is there ...
0
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1answer
23 views

Cannot mount, partition, format brand new USB

I've recently bought a new TDK 4 GB USB stick, but when I try to mount it (I'm runnning Ubuntu 12.04, but neither in Windows 7/8.1 it works) in various ways Gparted, Disk Utility, simply pluggin it ...
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1answer
3k views

ubuntu server in a vm, can't connect to internet

I'm attemtping to host my own development web server in a virtual box guest, Ubuntu Server. I would like this virtual machine to be accessible from not only my home network, but outside the LAN as ...
4
votes
2answers
16k views

How to give Apache access to files in my home directory?

I'm a Ubuntu Linux user (Lucid Lynx) who is running Apache. I have a collection of zip files in a folder in my home directory (~/zip_files) which I would like to be able to link to through apache, ...
5
votes
2answers
13k views

How to save settings on bootable USB drive?

I have a bootable USB drive w/Ubuntu 10.04. I use it to learn Ubuntu and to diagnose, repair, or recover other people's computers and files. The problem comes when I constantly have to keep ...
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1answer
4k views

Can't disable hardware acceleration in Adobe Flash Player 11.2.202.251 on Ubuntu

With the new release of Flash Player for Ubuntu I'm not even able to disable hardware acceleration to avoid that frustrating channel management that overlays a sort of blue pattern on each video. ...
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votes
1answer
4k views

wifi p2p between ubuntu 14.04 and android

I attempted to make a wifi p2p connection between Ubuntu 14.04(kernel 3.13) and Android 4.4 Kitkat(Samsung Galaxy Note 2) In Ubuntu I use wpa_supplicant v2.1 which is built in to Ubuntu ...
0
votes
1answer
39 views

Can't log in Ubuntu in a dual boot system

I have a dual boot system with Ubuntu 14.04 and Windows 8.1. Until this moment everything worked fine, but just now when I tried to boot into Ubuntu I failed and I got this message: Try(hd0,0): EXT2 ...
1
vote
1answer
32 views

Broadcom 4360 wireless setup w/ Ubuntu 14.10

I am attempting to set up my wireless adapter, but I can't seem to get the drivers installed properly. OS: Ubuntu 14.10 Motherboard: ASUS X99-Deluxe (wireless adapter is embedded) Adapter: Broadcom ...
0
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0answers
21 views

Apache running as root even though ‘/etc/apache2/envvars’ is properly set to ‘www-data’ [on hold]

Recently I found out that on my server Apache is running as root via this command: ps -ef | grep -i http | awk '{print $1}' /etc/apache2/envvars file is properly configured: export ...
1
vote
8answers
6k views

Linux directory full of files with tilde sign(e.g. `example.txt~`), what does it mean and how do I get rid of it?

I have a directory on my linux os(Ubuntu) full of files that start with a tilde sign(e.g. example.txt~, example.py~). When I look at my directury using the regular gui I don't see any files there. But ...