89
votes
0answers
3k views

How do I enable Ubuntu (using full disk encryption) to call LUKSsupend before sleeping/suspending to RAM?

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
14
votes
0answers
735 views

Wacom Bamboo Pen & Touch CTH-470 3+ finger gestures

I love my CTH-470 and I'm glad it's without having to spend hours in the Terminal to get it working since I believe 12.10 (which I'm running now). But in the manual it states that you can swipe with ...
10
votes
0answers
150 views

How does 24/7 support in Ubuntu Advantage work

I would like to achieve shorter downtime this year when dealing with my server issues, considering to buy support for several of my servers in Ubuntu Advantage service, I know I may contact Canonical ...
10
votes
0answers
1k views

Why is SNMP broken?

Ubuntu Version: Ubuntu 14.04.1 LTS SNMP Version: 5.7.2 Short Issue: A lot of the entries in the "default" configuration file are broken. Which doesn't really matter because I can't even get SNMP ...
10
votes
0answers
508 views

Ubuntu-touch reverse USB tethering

I'm trying to get internet from my Nexus 4 ubuntu-touch through the usb as described here: https://wiki.archlinux.org/index.php/Android_Tethering (this is for Android) What I cannot accomplish is to ...
10
votes
0answers
540 views

Confused about building OpenStack Packages?

I found OpenStack build task on Ubuntu QA site, but I am a little confused about the build steps. Here's the link for build steps: ...
8
votes
0answers
149 views

How to change index in OptionSelector immediately (without animation)?

In my app, I use an OptionSelector to choose from a list of bike stations. I also have a map component with placemarkers for each station. When I tap a placemarker, it also changes the OptionSelector ...
8
votes
0answers
191 views

xsetwacom can't map keys correctly

I recently bought a Wacom Intuos listed with xsetwacom as Wacom Intuos PT M. I figured out how to configure the buttons and actions, but when I try to set any button to some particular letters, they ...
7
votes
0answers
413 views

Window snapping in Ubuntu MATE

I know how to enable window snapping in MATE Desktop, and it works. My problem is this. By default, Window A fills half the screen, and Window B fills half the screen, and you can't click and drag the ...
6
votes
0answers
83 views

Distance between folders inside “Icon view” mode (Nautilus)

I'm using two different file managers, and there one annoying thing which I admit in Nautilus. On the picture below you can see how beautiful Thunar show "Icon view" and how it's look in Nautilus on ...
6
votes
0answers
112 views

How do I use non-regular variant of a font in Ubuntu?

How do I use non-regular variant of a font in Ubuntu? Simply stating, I was trying to use light variant of a font. However, I couldn't. Every time I select those light variant, Ubuntu reluctantly ...
6
votes
0answers
1k views

Couldn't find synaptics properties after reboot. No synaptics driver loaded?

Every time I reboot my laptop, my touchpad scrolling stops to work. I assume it's because my synaptics isn't loading as when I try to run synclient. I get the Couldn't find synaptics properties. ...
6
votes
0answers
681 views

Why does Intel Graphics Installer depend on ttf-ancient-fonts?

I just tried installing Intel(R) Graphics Installer 1.0.5 for Linux* from https://01.org/linuxgraphics/downloads and it installed ttf-ancient-fonts. Any ideas on why do they need it? Related forum ...
6
votes
0answers
627 views

Cannot find Orca GUI based settings manager on Ubuntu 13.04

I use Ubuntu 13.04. I found Orca could initialized in Universal Access, but I cannot find its GUI based settings manager. I can't even start its settings manager via the command orca --setup or with ...
5
votes
0answers
45 views

Ubuntu 14.04 - crontab @reboot hang my PC

Trying to resolving the bug for KWORKERS HIGH CPU, as suggested in this answer. I put in my crontab the row: @reboot echo "disable" > /sys/firmware/acpi/interrupts/gpe06 After the reboot, the ...
5
votes
0answers
68 views

NFS shares no longer mount on startup

I have an NAS device and mount several directories on it via entries in /etc/fstab :- # NFS number0:/projects /home/carl/number0/projects nfs rw 0 0 number0:/carl /home/carl/number0/stuff nfs rw 0 0 ...
5
votes
0answers
93 views

Is sudo -i less secure than pkexec?

I just heard that it isn't recommended to use sudo -i on GUI programs - because it's less secure. Is there any truth here - is there an advantage to this: sudo -i gedit /random/file.name over ...
5
votes
0answers
31 views

Resized VirtualBox VM disk, but when partitioning can't use all new available space

yesterday I've resized a VM Virtual disk from about 15 GB to about 26 GB. If I run fdisk I can check that disk is resized: Disk /dev/sda: 26.2 GB, 26214400000 bytes 255 testine, 63 settori/tracce, ...
5
votes
0answers
34 views

Kernel security levels in ubuntu

Is there any ubuntu equivalent of BSD Kernel Security Level? If yes, how can one change the security level?
5
votes
0answers
40 views

14.04 Trusty Tahr who command output

I have a question that arose in my mind after upgrading to 14.04 TrustyTahr from 12.04 PrecisePangolin. The question pertains to the 'who' command, and its output. On previous editions of Ubuntu the ...
5
votes
0answers
73 views

Remove useless entries in dconf schema tree

I have the schema org.gnome.desktop.default-applications.terminal in my dconf database. % gsettings list-schemas | grep terminal org.gnome.desktop.default-applications.terminal The entry is in the ...
5
votes
0answers
53 views

Having trouble following node.js juju docs

I'm trying to follow the docs here: https://jujucharms.com/docs/devel/howto-node And am running into an issue with this line: juju deploy --config myapp.yaml node-app myapp I've created a ...
5
votes
0answers
302 views

Hide Title Bar When Maximized in GNOME 3.16

In GNOME 3.14 and 3.12, I had a modification in metacity-theme-3.xml which basically hides the title bar from any window when it's maximized. I preferred this method to the Maximus Two extension ...
5
votes
0answers
107 views

Change trash icon command in Unity

I have recently replaced my default file manger from Nautilus to Dolphin, so I would like when I click on the trash icon (in left narrow panel), Dolphin opens trash folder not Nautilus. For this I've ...
5
votes
0answers
549 views

Since update of Firefox v37 internet access is slow

Before the auto update to Firefox v37 occurred Firefox worked fine on my Ubuntu 14.04 system (ethernet connected to 20Gbps internet up 4Gbps down). My system is 8 core, 32GB ram, ubuntu 14.04 ...
5
votes
0answers
100 views

Change the opacity of a cut selection (nemo.css)

I am trying to find what I need to edit in a GTK theme (specifically Ambiance) to change the opacity of a cut file. A selected file is orange and when I cut it, it is a little opaque - I 'd like it to ...
5
votes
0answers
97 views

Multimedia keys not working after updating gnome

I recently upgraded to gnome-shell 3.12 because my unity desktop stopped working. Everything is working fine except that my multimedia keys (volume, brightness, etc.) and my shortcuts (Ctrl-Alt-T) ...
5
votes
0answers
1k views

Is there any facial recognition software for logging in on Ubuntu 14.04/10

Is there any facial recognition software for logging in on Ubuntu 14.04? I've searched the web, and found projects like PAM and IMRSV Cara. I also found instructions for running these programs on ...
5
votes
0answers
3k views

How to install a fingerprint reader on Lenovo ThinkPad with ubuntu 14.04

I have a Lenovo-ThinkPad which came with a fingerprint reader, I'm using Ubuntu 14.04 and I have no idea how to enable it. I already tried: sudo add-apt-repository ppa:fingerprint/fingerprint-gui ...
5
votes
0answers
396 views

Bumblebee and Lenovo IdeaPad Z580 with Nvidia GeForce GT 630M

Bumblebee doesn't recognizes my graphic card, $ lspci | grep -i vga 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) 01:00.0 VGA compatible ...
5
votes
0answers
608 views

Getting WebGL to run on an Amazon EC2 server

I'm trying to get WebGL to work on my Amazon EC2 server (migrating from an office-bound Mac Mini, that has a lot of hiccups). Worked some days to get this running, but I'll try to start from where i ...
5
votes
0answers
804 views

clang++ (version 3.3) lacks headers

This seems odd. Take a simple C++ program #include <cmath> #include <iostream> int main(void) { std::cout << "Square root of 9 is " << sqrt(9) << std::endl; } ...
5
votes
0answers
335 views

How to add icon and screenshot for my app .deb package to see it in Ubuntu Software Center?

I created a .deb package of application by myself and I want to add to it icon and screenshot to visualize it in Application Manager such as Ubuntu Software Center. When I launch my package by ...
5
votes
0answers
170 views

Text cursor color should change according to language

OK, there is a language indicator/selector at top of Unity (I am on Ubuntu 12.04). And I was thinking that text cursor color could be a nice way of current language indication. I'm using three ...
5
votes
0answers
946 views

How to count battery cycles?

Like most users that have searched know, Manufacturers ACPI implementation is a mess and for most of our laptops, battery info is unavailable or wrong (on a dell inspiron 15z, the rate is divided by ...
5
votes
0answers
781 views

ButtonMapping - Positional parameters

In an X configuration file mouse buttons can be mapped using a ButtonMapping option: Section "InputClass" # ... Option "ButtonMapping" "1 9 3 4 5 6 7 8 2" # ... EndSection Changing the ...
5
votes
0answers
3k views

How to install hp scanjet 200 in Ubuntu 12.04?

Unable to scan with hp scan-jet 200. When I type lsusb command in terminal it shows the scanner details. I opened the simple scan which displays no scanners found, and x sane image scanners also ...
5
votes
0answers
464 views

(alt) and (super) keys suddenly stopped working in gnome 3

For my daily work I use two keyboard layouts: The normal German Qwertz (setxkbmap de) as well as Neo (setxkbmap de neo). Yesterday suddenly between switching back and forth between keyboard layouts ...
5
votes
0answers
335 views

VoIP on Ubuntu for phones

Will the new Ubuntu Phone support VoIP through the operating system when out of range of the network the user has? This would be a great way to steal market share from Apple which doesn't support VoIP ...
5
votes
0answers
526 views

Battery indicator doesn't change its status (but after reboot)

The problem is the same as here: The icon does not change when the power cord is plugged in or unplugged (the icon remains a battery if that was the power source on boot but won't change if ...
5
votes
0answers
415 views

Screen tearing on videos (not flash videos)

I mean video files on my hard drive. I get noticeable screen tearing on VLC, Totem, gnome mplayer and Mplayer. I have tried fglrx drivers and now the experimental AMD drivers. I have a Radeon HD6950 ...
4
votes
0answers
36 views

How to display characters in (virtualbox) TTY?

I'm running Ubuntu 12.04 in VirtualBox, but can't get Chinese chars to display correctly. Here's what chars that should be Chinese look like: I've done everything I could, including: sudo apt-get ...
4
votes
0answers
80 views

Slow ubuntu mirrors in AWS

We are currently having some very serious issues with vm's started in eu-west-1 region in AWS. The machines are started from cannonical ami (ami-77057e00). The repositories configured are: ...
4
votes
0answers
29 views

How can I identify the component responsible fro reordering keyboard input?

I have Ubuntu 14.04 running on a Dell Latitude 13 laptop. When I launch Chromium and open several pages from stackexchange in different tabs. Any text I type in will frequently have characters showing ...
4
votes
0answers
244 views

Docker in Kilo with nova-compute JUJU

Trying to enable docker on nova-Kilo, running on top of 14.04, by following https://wiki.openstack.org/wiki/Docker. Added compute_driver = novadocker.virt.docker.DockerDriver to "config-flags" inside ...
4
votes
0answers
288 views

Blank screen on dual Monitor (ubuntu 15.04)

I've recently upgraded to Ubuntu 15.04. I have two displays (laptop + samsung). At the beginning, both displays worked without any problem (using the nouveau-driver). I've changed to the NVIDIA driver ...
4
votes
0answers
221 views

Internet browser crash

I installed Ubuntu 15.0.4 64 bit. My mainboard is an ASUS M2N-PLUS SLI vista edition with AMD CPU, with 4GB of RAM and an nVidia 8500 GT video card. When I start Firefox, after opening a new tab ...
4
votes
0answers
360 views

“Empy Trash” opens Nautilus (Files) window

When trying to empty the Trash (right-clicking on the Trash icon in the launcher and then selecting "Empty Trash"), a new window of Nautilus opens (working directory ~). Is this a bug? Are there any ...
4
votes
0answers
72 views

Randomly and suddently log out from my user session

I've an issue (with ubuntu 14.10 and 15.04). Randomly and suddently, I'm log out from my user session. Here are some log informations: kern.log first logout: May 3 16:34:59 rm-work kernel: ...
4
votes
0answers
2k views

Ubuntu 14.04 Login Loop Issue

I am using Ubuntu 14.04.2 LTS, and after a power failure, I cannot login. The computer has been working fine for a few months before this suddenly happened. Symptoms are: - After an login attempt, ...

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