Unanswered Questions

29
votes
0answers
1k views

How do I enable Ubuntu to suspend the machine using LUKSsuspend during sleep/hibernate

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 ...
13
votes
2answers
399 views

How to prevent Java applications from creating tray icon?

With Ubuntu 13.04 the possibility to whitelist (and consequentely blacklist) certain applications from creating a tray icon is gone. Since then the tray icons of Java applications and Wine icons are ...
13
votes
1answer
5k views

Laptop with a touchscreen: How to configure specific screen gestures in 12.04

I got nice laptop with a touchscreen (HP Envy TM m7). It came pre-installed with Windows 8 and I promptly put Ubuntu on it. Due to some issues, 13.04 wouldn't work so I went with the 12.04.02 LTS ...
12
votes
0answers
270 views

Diskless Boot with IPv6

at our work we are using around 80 diskless machines running Ubuntu. We want to make the transition to IPv6, so now I'm trying to get our diskless system to work with IPV6. The transmission of the ...
10
votes
0answers
645 views

How to disable KDE's brightness OSD?

I am using lightum to automatically control the screen's brightness depending on the surrounding light (on a Retina MacBook Pro). The problem is, though, that KDE picks up the change and displays the ...
9
votes
3answers
1k views

How to disable the drop shadow effect at the edge of windows in Gnome Shell?

Here is: I try to find in gnome-tweak-tool, but I have no luck. I'm using Gnome Shell v3.8.3 on Ubuntu Gnome 13.04.
8
votes
1answer
92 views

About dbus-daemon's activation parameter

I'm using Ubuntu12.04 LTS. I saw following line in /etc/init.d/dbus.conf. exec dbus-daemon --system --fork --activation=upstart And I saw the man page for dbus-daemon, and then found the ...
8
votes
3answers
2k views

How do I get switchable graphics to work on my Samsung RF711 With Intel HD & GeForce 540M Graphics cards on Ubuntu 14.04 LTS

I have an Samsung RF711 Intel Core i7 laptop, running Ubuntu 14.04 LTS 64 bit. This comes with two graphics cards - the Intel one (which runs by default) and an Nvidia GeForce GT 540M (which I have ...
8
votes
0answers
487 views

Garbage in primus with nvidia bumblebee on Trusty

The following appears when running optirun glxgears with primus and nvidia-331-updates configured in bumblebee.conf: This is on 14.04 Trusty Tahr, upgraded from 13.10. The application seems to run ...
8
votes
2answers
4k views

Install Gnome Software Center

I installed Ubuntu Gnome 13.10 and then upgraded the Gnome version to 3.10. But, all new apps in 3.10 such as Gnome Software Center, Maps, Weather etc are not included. So now, I wonder how to get and ...
8
votes
2answers
348 views

asynchronous logging via rsyslogd(8) and write buffer increase

On a pretty high traffic web site running in virtual containers (VMware) and lacking local storage, we've managed to increase throughput (requests per second) significantly by switching from logging ...
8
votes
1answer
1k views

How to fix `ubi-timezone failed with exit code 1` error?

I'm trying to install Lubuntu 12.10 on a Fujitsu Lifebook C-2220 (Pentium 4 - 2.40GHz, 215MB ram). I'm installing from a USB drive. I reach the "Where are you?" page, click continue, and get the ...
8
votes
1answer
402 views

Wrong window gets focus when switching workspace

I enjoy using VLC to play video while I do other work. The VLC window is set to by 'Always on top' and 'Always on visible workspace'. In former versions of Ubuntu this has worked great. When I ...
8
votes
2answers
6k views

Why is my external USB hard drive sometimes completely inaccessible?

I have an external USB hard drive, consisting of an 1 TB SATA drive in a Rosewill RX35-AT-SU SLV Aluminum 3.5" Silver USB 2.0 External Enclosure, plugged into my SONY VAIO VGN-NS310F laptop. It is ...
7
votes
1answer
75 views

Problem in background transparency on Terminal

I rebooted my computer and after some changes with Ubuntu Tweak on my window manager theme, etc., I came with this problem in my Terminal. Before the reboot, I could see the things behind the terminal ...

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