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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apache wont follow symlinks | 403 permission denied

I'm using Ubuntu 14.04, and have a problem with the Apache configuration: I created a Symlink from /var/www/html torwards /home/me/myWebDirectory but localhost/myWebDirectory renders a ...
2
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2answers
11 views

Securely delete a file in Ubuntu?

I have been reading about government standards for secure data erasure by overwriting the file location with random data [wikipedia: data erasure standards]. I am wondering if Ubuntu's default Delete ...
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0answers
8 views

How to boot the GRUB rescue prompt as i am unable to format the laptop

I installed Ubuntu in my laptop. After some days i was trying to format my laptop through the recovery mode given by laptop manufacturer. I went into the recovery partition by navigating through the ...
3
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3answers
1k views

How do I isolate a Windows Virtual Machine in Virtualbox running in Ubuntu

I have searched and searched but not found a way to do this. The answers I found said to get a second nic and dedicate that to the windows guest. My host is linux mint 16. I see how to specify a ...
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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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0answers
5 views

How to capture VirtualBox VM packets

I am currently running a series of three Ubuntu 14.04 VMs on my Windows 7 x64 host. The guests are all configured thusly: Host-Only Adapter Intel Pro/1000 MT Desktop Promiscuous Mode: Allow VMs Cable ...
2
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1answer
62 views

Ubuntu 15.04: suspend from console without sudo

For years I have been able to suspend my Ubuntu-based machine from regular account using dbus-send --system --print-reply --dest="org.freedesktop.UPower" /org/freedesktop/UPower ...
2
votes
1answer
157 views

SSH Gnome Terminal Background/Foreground Colors

How can I automatically change the background/foreground color of my terminal based on the host that I SSH into? My current setup is an Ubuntu desktop running Gnome-Terminal that SSHs into a set of ...
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1answer
74 views
+100

Google Chrome - Mouse Not Changing

I'm currently running Ubuntu 14.04 LTS (not in a VirtualBox) with Chrome, and I have a interesting issue. Currently there is a solution to a similar problem listed here and here, but my problem is ...
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0answers
562 views

Linux Mint 17 cannot connect to wired connection

I have just installed the latest Linux Mint after running into this problem with Ubuntu and thinking that was the culprit (Linux Mint 17, Cinnamon 64bit and Ubuntu 14.04.1 LTS were what I have been ...
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0answers
22 views

Copying an SSH ID to a server from a certain computer yields an error while the same command works fine from other computers

I get the following error message when trying to copy an SSH key to a remote server: ssh-copy-id -p*** ****@****.com Pseudo-terminal will not be allocated because stdin is not a terminal. ssh: ...
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0answers
8 views

How to install Getac V100 integrated drivers in Linux Ubuntu 14.04?

I just did a fresh install of Ubuntu 14.04 on Getac V100. I need help installing drivers for the GPS, touchscreen, Getac Utility, etc. I have all the necessary drivers saved. How do you install ...
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0answers
10 views

Cross-Distro NFS Mount Not Fully Writeable in Ubuntu

I'm relatively new to setting up NFS mounts and I'm trying to get things started in the AWS cloud. I ultimately want to have a CentOS box which serves as the NFS server and can have different sorts of ...
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0answers
19 views

Wrong IP address present when connecting from localhost to localhost

I have a Linux server with Ubuntu installed on it. When I connecting to some service (MySQL, apache, icecast for example) from the same machine at address 127.0.0.1, they all show that I connected ...
3
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2answers
6k views

Left click not working on touchpad or mouse

I have a very strange problem. I own a Lenovo ThinkPad E530c. At one point in its life, the left click on the touchpad simply decided to stop working. That keyboard-bound left-click button also did ...
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0answers
23 views

How secure is it to use a image of an prebuilt Operating System?

I've bought a Banana Pi (single-board computer) (with ARM-CPU) to learn more about Linux/(L)ubuntu. I read that closed-source or prebuilt Software is problematic in terms of privacy/security. I ...
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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1answer
5 views

/dev/xvda1 full , though there is no temporary files

I have AWS ec2 micro instance, suddenly it shows memory full. I have checked the folder using df -hcommand. The result is displayed below. Filesystem Size Used Avail Use% Mounted on /dev/xvda1 ...
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5answers
11k views

Bridging Wifi to Ethernet on Ubuntu not working

When running Windows I was able to bridge my wifi connect through my laptops Ethernet connection so a range of ethernet only devices could piggy back off my wifi (Raspberry Pi, Xbox etc etc). I am ...
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1answer
17 views

A few questions about Chromebooks [on hold]

My Win8 laptop gets older by day, plus its battery life is less than 20 mins. I need a light, portable device with long battery life. I am running a web development agency, doing some coding, cPanel, ...
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0answers
9 views

windows 8 was updated to win 8.1 and now error with ubuntu 14.04 LTS

on a HP 255 laptop i had installed ubuntu over windows 8 it worked fine untill win 8 one day it was automatic updated to win 8.1 now there is a problem with ubuntu 14.04 LTS error: uknow filesystem. ...
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0answers
11 views

No permissions on my own user folder after settings the “permissions” option in my mount at fstab

I have a dual boot setup on my computer which is Windows 8.1 and elementary OS. I edited my /etc/fstab file to mount the Windows partition on boot so I can share files between the two operating ...
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0answers
7 views

Linux, file contents from Redis query

I want to make a linux file whose contents are the result of a Redis query. Why? I want to multi-tenant a LAMP app. The LAMP app's configuration is in a file. Rather than fiddling around with ...
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0answers
19 views

Ubuntu 14.04.2: sound behaves strangely

I just installed an Ubuntu-Mate 14.04.2 partition and my sound is behaving strangely. The first thing is that the audio jack in the back (connected directly to the motherboard) doesn't work. it ...
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0answers
17 views

fglrxinfo shows wrong data for graphics card

I'm trying to set up a linux partition running Ubuntu-Mate 14.04.2. I have an AMD Radeon R9 290 installed. I was able to successfully download and instal the catalyst drivers, but when I run ...
3
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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 ...
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0answers
12 views

Linux Ubuntu 14.04 virtual box full screen

I'm using Ubuntu 14.04 in VirtualBox, and my machine is installed Ubuntu 14.04. I'm having problems with the resolution Fullscreen. I have already installed the Guest Additional, but still can not get ...
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0answers
29 views

How to identify USB webcam by serial number from the Linux command line [duplicate]

How do you get a USB webcam’s serial number from the Linux command line? I have multiple USB webcams connected to an Ubuntu machine. They all show up as /dev/video0, /dev/video1, /dev/video2, etc, ...
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0answers
81 views

XEN HVM: GUI rendering artifacts on VNC

I'm facing a strange issue running Xubuntu (tried Ubuntu also, same problem with Unity, but no problem with Metacity) on Xen HVM while connecting to it via XEN's builtin VNC. Some parts of the user ...
0
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2answers
84 views

Ubuntu 14.04 LTS with Centos desktop look and feel?

I'd like to install an up-to-date Ubuntu distro (14.04 LTS) at home since it is much easier to get desktop applications; however, I'm using Centos 6 at work and I'm used to (and prefer) the desktop ...
1
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3answers
163 views

A guest Linux system sees a text file as binary with ls

I am copying a simple text file to a guest Linux system on VirtualBox through shared folders, but after the copy, the VM seems to think that the file is a binary (it shows up green in ls): Is there a ...
0
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1answer
21 views

Unable to make ODBC connection on Ubuntu 14.04

I usually access an ODBC connection through a CentOS server, and I'm trying to make the same connection locally on my Ubuntu Trusty laptop. So far as I can tell I've duplicated everything properly ...
0
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1answer
43 views

In Ubuntu 14.04, how to disable wpa_supplicant looking for peer to peer (p2p) networks?

CVE-2015-1863 - people can maybe break into your computer from anywhere in radio range, by sending specially crafted P2P network management packets. The disclosure says you can mitigate the ...
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1answer
1k views

How to boot Linux with extlinux

EDIT: Just adding my two more cents after this question becomes a "popular" one. I had been a great fan of grub because it was able to boot everything that I used. However, when grub2 came, I really ...
4
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1answer
837 views

Can I run multiple instances of SpiderOak?

I want to synch different folders that belong to different SpiderOak accounts. Can I run more than one instance of SpiderOak at the same time? Can I set them both up to start at startup? (I need ...
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0answers
20 views

Ubuntu 14.04.1 Trusty crashing / being unresponsive

Disclaimer: I am not an experienced linux user, and I am trying to diagnose a case where my Ubuntu goes away, and doesn't come back. The PC is a headless PC without keyboard and mouse plugged in, that ...
1
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1answer
24 views

Can't make terminal window visible to Google Hangouts

I'll be teaching programming lessons via Hangouts and I'd like to be able to screen share my guake terminal window, yet it isn't visible to the screen selection window. Any ideas how to go about this? ...
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0answers
5 views

tun interface not working in ubuntu14.4?

I have problem making the tun interface on Ubuntu 14.04 work correctly. The commands lsmod | grep tun and sudo modprobe tun return nothing. Even the module, tun.ko.gz in /lib/modules/ and ...
3
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3answers
4k views

VMware host-only networking Internet access

I am running a Ubuntu Linux VM using VMware Player on a Windows 7 host. I don't want to connect directly to the network or use NAT; I need host-only networking but also need Internet access. How can ...
1
vote
1answer
28 views

ssh and scp works but not WinSCP

I have a ubuntu server with 3 user accounts (root, user1, user2). user1 has access via WinSCP, scp and ssh. No problems here. Then I've created another user2 but with this user I can't access the ...
1
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0answers
17 views

How to access a server on VMware from the web?

Here's what I have done: I set up an apache server on Ubuntu in VMware. I used the NAT config. I set up port forwarding. Now on the host machine, I can access the server using localhost. It ...
6
votes
2answers
4k views

How do I set up Grub properly to quad-boot Windows, Mac OS X, Linux, and FreeBSD?

Grub has gone completely insane on me. My quad-boot system was working great up until I upgraded Ubuntu to 12.04. Since Ubuntu overwrote the Grub stuff I had to repair it with my Mac OS X and FreeBSD ...
14
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3answers
55k views

How to globally modify the default PYTHONPATH (sys.path)?

On a Ubuntu (10.10) system, I have a Python package that installs itself into /usr/local/lib/python2.6/site-packages/. This isn't contained in the default path (sys.path). How do I add this directory ...
1
vote
2answers
206 views

Tmux mouse mode does not works with large gnome-terminal

I'm running tmux on gnome-terminal with mouse support activated. When the width of the terminal is not too big then it works flawlessly, however, when I use it in full screen mode the mouse clicks are ...
2
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0answers
16 views

How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. ...
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3answers
11k views

Automount sshfs using fstab without mount -a

Please consider following fstab line (line breaks for readability): sshfs#user@192.168.1.123:/home/user/ /home/user/Server/ fuse ...
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2answers
1k views

Is there a `purge` command in Debian/Ubuntu similar to the purge in Mac OS X?

Mac OS X has a pretty cool tool called purge. You run it at the command line and it frees up all available memory - slowing your system to a halt in the process. I often free up 2GB of memory or ...
0
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1answer
13 views

Exporting list of users and passwords securely in ubuntu server?

I have a project in which I'm creating users with random passwords for a class of students, and I want to give this list to the teacher so he can distribute the user:pass to each student. What is the ...
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0answers
5 views

Ubuntu Server 12.04. Software RAID1 state degraded with a spare drive

After a disk failure, this is the output of mdadm --detail /dev/md2 in my Ubuntu Server 12.04: /dev/md2: Version : 1.2 Creation Time : Thu Dec 27 10:51:42 2012 Raid Level : raid1 Array Size : ...
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0answers
8 views

debugger detected - please disable it and restart the application wine

I am using wine on Ubuntu 14.04. When I try to launch an installed app via wine it shows the error message debugger detected - please disable it and restart the application How to solve this?