5
votes
0answers
1k views

Is there a guide for using GRSecurity and Precisew/ PAX?

I'd like to know if there is a guide of some kind for (successfully) configuring, compiling and installing GRSecurity w/PAX etc. in Precise? I basically am trying to build my own custom release ...
5
votes
0answers
3k views

How to change GVFS mount point?

There is a way to change the GVFS mount point which by default is "~/.gvfs/" ? And by the way how to change the name of mounted folders which by default is "my folder on myserver.tld" ?
4
votes
0answers
23 views

How to disable cache in Firefox?

From this answer I learned previously how to disable the Firefox cache completely, however I have found that in the latest version (don't know when this change was made, but I think rather recently) ...
4
votes
0answers
23 views

How to reverse '-proposed' channel package upgrade?

I have an Ubuntu GNOME 16.04 with GNOME 3.18 64-bit VM, and in that VM I needed to test something in the xenial-proposed channel so I activated it in the software-properties-gtk, ran sudo apt-get ...
4
votes
0answers
39 views

Adduser to Lubuntu

I am trying to add a user called 'quinn' to Lubuntu. I've opened a command prompt (as I have done a million times before) and entered sudo -s to be root, entered my password and this is what happens: ...
4
votes
0answers
298 views

Why does Ubuntu 16.04 Xenial Xerus have a Numlock warning

The newest version of Ubuntu has a new nifty feature: a big exclamation mark warning in the password box when you have Numlock on at login. When you mouse over the warning: Why would the user be ...
4
votes
0answers
1k views

no wireless connection on Ubuntu 16.04

I just installed Ubuntu Mate 16.04 on a new partition and even though I can connect wired, wireless connection is not working. I works perfectly on Xubuntu 14.04 on another partition, but on the new ...
4
votes
0answers
95 views

GNOME Software shows less programs than Ubuntu Software Center

Yesterday I upgraded Ubuntu GNOME 15.10 to 16.04 and got the GNOME Software which will be replacing Ubuntu Software Center. However, most applications that would show up in the searches I did in USC ...
4
votes
0answers
369 views

After 16.04 upgrade install systemd-sysv failed, how can I check that I fixed it?

I updated to 16.04LTS from 15.10. It has been reported as a bug that the message 'not installed systemd-sysv' appears, which it also did on my machine and the installation aborted with the suggestion ...
4
votes
0answers
129 views

Partially blurred screen

I'm using Ubuntu 12.04 and my screen is sometimes blurred as on the picture. It sometimes disappears after restart and sometimes it appears again. Do you know what is the cause of this problem and ...
4
votes
0answers
335 views

Unity 8 - Stuck at login screen

i recently installed Ubuntu Xenial in order to install Unity 8 and test how it work with my graphic card (Intel HD 3000). First I updated the system and then installed U8: sudo apt install unity8-lxc ...
4
votes
0answers
33 views

Update making any/all emails sound notification

I am using BQ Aquaris 4.5. I updated my phone yesterday when prompted. I have a problem now. I use gmail, I only used to get notifications for emails coming into my "primary" tab. Now with the update ...
4
votes
0answers
2k views

Failed to download repository information 16.04

I seem to get a failed to download repository when trying to update my computer on a fresh install of Ubuntu 16.04 Xenial. And it is not on any repositories I have added it's on the stock ...
4
votes
0answers
71 views

Ubuntu touch emulator - no internet connection

I succesfully set up a touch emulator (x86 rc) and also enabled it as a kit to test apps. However it is not connected to the network. By connecting to the emulator with ssh, I can see it's network ...
4
votes
0answers
42 views

Network Trash showing on my desktop

I'm using Ubuntu 14.04 LTS on my company PC. After installing some software to test out I decided to uninstall them. The problem I have is that every time I start my computer my trash bin shows as ...
4
votes
0answers
74 views

How is the guest account prevented from using su and sudo?

It's already known that the guest account can't use su or sudo: Why is su disabled from guest sessions? Sudo not available in guest login How is this done? My guess would be apparmor. However, ...
4
votes
0answers
65 views

How to Create A Startup Script for Keyboard LED

Freshly installed 14.04, CoolerMaster Storm keyboard. I'm not at all concerned with being able to toggle/turn off the LED, I simply want the LED to turn on before login, i.e. while looking at the ...
4
votes
0answers
102 views

Ubuntu 14.04.4 macbookpro11,5 install problem

I'm relatively new to Linux/Ubuntu (i.e. I mightn't understand overly detailed tech terms etc) and have come across the following problem: I tried to install Ubuntu on a new (Jan 2016) MBP 11,5 with ...
4
votes
0answers
44 views

Kdump testing does not work on machines deployed by MAAS and JUJU

I am trying to add kdump on my Openstack platform which is deployed by MAAS and JUJU. I did several ways to do Kernel Crash Dump installation and testing. All the testing use Ubuntu OS 14.03 LTS ...
4
votes
0answers
76 views

Ctrl shortcuts not working in VLC on 15.10

I'm experiencing some keyboard shortcuts not working in VLC after upgrading to 15.10. If I just open VLC with no file loaded, almost all shortcuts involving Ctrl do nothing. Ctrl+O should open the ...
4
votes
0answers
170 views

How to uninstall specific versions of Postgres?

On Ubuntu 14.04 I have done this to get the latest postgres: sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list' wget ...
4
votes
0answers
67 views

How to make the cursor have a trail on GNOME?

I remember that in Windows one had the capability to make one's cursor have a trail, and there was a slider to indicate how long this trail would be. I believe that there was also something similar in ...
4
votes
0answers
164 views

How to start `gnome-keyring-daemon` outside of Unity?

I'm running Ubuntu with i3WM instead of Unity (while Unity is still available as a choice on the login screen). gnome-keyring-daemon works fine with Unity which starts it automatically. I just don't ...
4
votes
0answers
195 views

Mouse cursor leaving “trails” / artifacts

On Ubuntu Gnome 15.10, my mouse cursor leaves strange "trails" all around the screen. This happens when the cursor moves over or leaves a dynamic screen element (anything that changes on hover) such ...
4
votes
0answers
120 views

Ubuntu SDK: Newbie with security policy problem. Policy group 'debug': not for production use

I have just started with Ubuntu SDK. My first small app is a sound recorder. I got the app to work in ^Desktop Mode^. When I switch to ^Ubuntu SDK for arm64 (gcc ubuntu-sdk 15.04-vivid)^ then the ...
4
votes
0answers
58 views

How can I set custom ringtone for a single contact?

I want to set different ringtones for the most frequent callers, so I can identify the caller just by hearing, how my phone rings.
4
votes
0answers
233 views

libcgmanager0 is not verified by authors

I am using Kubuntu 14.04 and I use the software center for updates, which usually works fine, but now there was an error message as in the title. I am not really sure what to do about this, so I ...
4
votes
0answers
198 views

Lock the rotation of the Scopes and Welcome screen in portrait mode on tablet

Last update Ubuntu Touch on my Nexus 7 to 16.04 (r3) lock the rotation of the Scopes and Welcome screen in landscape mode. This is extremely inconvenient for me. Is it possible to unlock rotation or ...
4
votes
0answers
223 views

OpenJDK, IcedTea security settings

I am a beginner Linux user. From my knowledge the system uses OpenJDK and IcedTea only when I connect to a SAP IDES server through SAP GUI JAVA adding a string in it to connect to that server. I use ...
4
votes
0answers
92 views

Unable to find OpevCV during linking (compile from source)

I am trying to compile "qgifer-0.2.1-source" from its source in Ubuntu. I have all the dependencies installed. I am compiling as per below instruction from readme of the source. cd qgifer_source_dir ...
4
votes
0answers
226 views

dpkg-deb: error: subprocess paste was killed by signal (Broken pipe) after installing Ubuntu 15.10

After upgrading to Ubuntu 15.10, I used sudo apt-get upgrade But the I get the following: Errors were encountered while processing: ...
4
votes
0answers
58 views

How to change the year to 2558?

I am a Buddhist, and if I cannot have a Buddhist calendar, I would at least like to have to Buddhist year, which is currently (in 2015) 2558. But due to the 2038 year problem, I'm not sure if I can do ...
4
votes
0answers
122 views

The 5 key is being held down by a ghost?

I'm on Ubuntu 15.10 plus wily-proposed and upgraded to latest packages. When I leave my machine for approximately 30 mins and return to it whatever text entry widget has focus has the number 5 being ...
4
votes
0answers
106 views

Enable Trash usage on external NTFS partition

So I am dual-booting Windows 7 and Ubuntu 14.04 with a separate ntfs partition for my music and general data. I noticed that when deleting something from this shared partition, Ubuntu tells me that ...
4
votes
0answers
504 views

How do I use a Yubikey NEO in 14.04 to log into a Google account through Chrome?

How do I make Ubuntu 14.04 recognize a Yubikey NEO for Google account authentication? I have yubikey NEO and Chrome version 46.0.2490.80. I have used the key successfully on a laptop running ...
4
votes
0answers
203 views

Option to disable Horizontal Scrolling missing in 15.10

After upgrading to Ubuntu 15.10, the option to disable Horizontal scrolling is missing. I looked at the dconf-editor, and the property org-gnome-desktop-perifipherals-touchpad, and it does not have ...
4
votes
0answers
124 views

Not allowed to delete a encfs-encrypted empty folder

I have an encfs-encrypted folder and just cut the content of a subfolder of it and pasted it into another folder outside the encfs-encrypted one. While doing that, I got an error message, saying that ...
4
votes
0answers
729 views

Ubuntu 15.10 Black Screen after suspend

I just did a fresh install for ubuntu 15.10. Everything works fine except when i suspend my desktop or when i am inactive for too long the screen go off/sleep, when I try to wake it up, it shows a ...
4
votes
0answers
281 views

No sound in headphones after upgrade to 15.10

I have problem, that there is absolutely no sound from headphones. When I upgraded to 15.10 the sound worked, but suddenly it stopped after system update. I have ThinkPad T440s laptop. Thanks.
4
votes
0answers
205 views

Where is KNode in Kubuntu 15.10 “Wily”?

I just installed Kubuntu 15.10 "Wily Werewolf" and found that it seems to be missing KNode. A Google search turned up the page http://packages.ubuntu.com/en/wily/knode and there is information about ...
4
votes
0answers
91 views

Wifi in Ubuntu 15.04

Of course, we first have the issue that Dell decided that not mentioning the model number on their laptops was much more user friendly. It says "Inspiron 15, 5000 series" on some kind of sticker on ...
4
votes
0answers
46 views

Wine performance slows when running .exe multiple times

I'm using Wine to run a surface water model (.exe) with Ubuntu 14.04. I have a shell script that runs the model 1000 times, passing different input directories like so: wine PRZM5.exe ...
4
votes
0answers
449 views

How to disable touchpad while typing in 15.10

The option for disabling the touchpad while typing does not work in Settings/Mouse & Touchpad in Ubuntu 15.04 (The setting seems to be gone in 15.10??) I have tried installing 'Pointer Devices' ...
4
votes
0answers
130 views

xkill-ed my desktop

I was doing xkill In a terminal window to close a non responsive program but clicked my Desktop instead of my program now all the icons and everything are gone, and restarting didn't fix it. What ...
4
votes
0answers
1k views

No UMS support - Radeon 3450

I just performed a clean install of 14.04 on my Dell Vostro 420 with Radeon 3450. I get to grub, click to boot with Ubuntu, and then black screen. If I boot in a recovery mode with low graphics ...
4
votes
0answers
112 views

How can I make keyboard shortcuts register on key release, rather than on key press?

I want to have shortcuts like in Windows; Super opens the start menu, Super+S opens a search window, Super+E opens Thunar, etc. I know how to set keyboard shortcuts, but when I set Super to open ...
4
votes
0answers
125 views

How to integrate Qt software like FocusWriter, Telegram, Toggl Desktop or RStudio?

What is required to integrate Qt applications such as FocusWriter, RStudio, Toggl Desktop or Telegram Desktop into the design of Ubuntu? By default, these applications look as follows on Ubuntu ...
4
votes
0answers
317 views

Ubuntu 15.04 checking an ext4 partition on every boot

I have gone through other posts similar to my question, but i tried all solutions/ or their methods dont apply to my case. there is no /forcefsck file on my system. fstab contents: ...
4
votes
0answers
206 views

Why are the official/stable 4.* kernels marked unstable?

Kernel.org shows 4.1.1 and 4.1.2 as stable. Why then, are they named *-unstable/* here: http://kernel.ubuntu.com/~kernel-ppa/mainline/
4
votes
0answers
59 views

Window Transparency with Java

I'm using a java application that relies heavily on window transparency it to work properly (windows apparently fade on top of each other to make them cross over each other). On Windows it works just ...

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