KDE-based Ubuntu variant

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24
votes
5answers
46k views

How can I make mdadm auto-assemble RAID after each boot?

I successfully created a RAID (mirroring) by utilizing mdadm. However, I must run the following commands after each boot: mdadm --stop --scan // to stop /dev/md127 - I don't know where the number 127 ...
0
votes
0answers
37 views

Linux: Block all applications from accessing internet and whitelist some (Kubuntu 14.04)

How can you block all applications from accessing the internet in Kubuntu, and only whitelist some? (To prevent automatic updates, downloads (data plan), "calling home" and sending any log/usage ...
0
votes
0answers
16 views

Can not connect to Kubuntu GUI via remote desktop

I do not know what happened but I can not start my Kubuntu GUI via remote desktop. When I connect to machine I see terminal. I tried to do sudo startx and I've got following output: What else do I ...
0
votes
1answer
12 views

How can I make konsole re-arrange lines on the terminal based on a change in window size?

On some computers I work with, if you change the window size, those lines which have already been printed to the screen dynamically change to fit the new version. My new installation of Kubuntu 14.04 ...
1
vote
0answers
11 views

wired mouse wheel sensitivity adjustment

I just upgraded from Kubuntu 14.10 to Kubuntu 15.04, but a problem persists among all the versions I've tried since long ago: my usb mouse wheel don't behave as expected. Even if I turn it very slowly ...
2
votes
1answer
63 views

Java Swing apps steal/don't release focus in KDE

Kubuntu 14.04 (64bit) with KDE 4.13.3, Java Oracle 1.7.0_80-b15 This problem first occured in 12.04 and persists. Java version does not affect the behaviour, i.e. the same happens with 1.6 to 1.8. ...
0
votes
1answer
125 views

Kubuntu 15.04 installation error “Ubi-partman failed with exit code 141”

During the installation of Kubuntu 15.04, I get the error "Ubi-partman failed with exit code 141". I did some researcher on the topic and found that one popular reason for the problem is having ...
0
votes
0answers
18 views

Installed Kubuntu on old hard drive and now it's making loud clicking noises

I recently installed Kubuntu on a very old hard drive (it's 10 years old at least). It installed OK, but when I started the computer, I heard the hard drive making loud noises – sounds most like the ...
0
votes
0answers
308 views

How to upgrade KDE Plasma 5.2 to 5.3 in Kubuntu 15.04 Beta 2

I tried looking for a way to upgrade the KDE plasma version of my Kubuntu 15.04 Beta 2 to the latest one, 5.3. But there isn't much reference online about how to do it, except using Unstable Kubuntu ...
1
vote
0answers
45 views

How can I change the screen position of krunner in KDE Plasma 5.x?

I have just updated to Kubuntu 15.04 and can't find out how to change the position of krunner (the little search window that appears when I press Alt+F2) so that it appears in the center of the screen ...
0
votes
2answers
106 views

Create shortcut for Konsole with stylesheet

I'm using Konsole, and i have this wonderful stylesheet that colors the active tab >> cat ~/tab.qss QTabBar::tab:selected, QTabBar::tab:hover { background: #99BDDA; } QTabBar::tab:selected ...
1
vote
2answers
443 views

Automatic wake up from “sleep” of kubuntu after ssh connection attempt

Is there a way to set Kubuntu up so that it wakes up automatically from sleep mode upon ssh connection attempt? I know there is something like WoL, but that's not what I need (am I right?).
1
vote
1answer
27 views

Kubuntu not booting after reboot

I am running Kubuntu 14.04, and it was working perfectly fine until the home partition got filled to 100% (my / and /home are on two different partitions). Many applications began throwing errors ...
1
vote
2answers
2k views

Dell Studio 1555 not starting up

This is a 3-year-old laptop. I never had a big problem with it until now. I updated Kubuntu the night before yesterday. And Firefox got updated to version 18 and a few other related packages got ...
4
votes
2answers
5k views

python3-pip installed but pip3 command not found?

I am testing a Python3 program in several computers. To do that, I need to install a library of Python with pip3. So first, I was installing python3-pip in each computer (everyone is running a ...
5
votes
2answers
13k views

How to configure applet plugin for OpenJDK in Firefox on Linux?

I am using Kubuntu 10.04 with Firefox 3.6 from Mozilla's website and I use OpenJDK from the Ubuntu repsitories. I want to know how do I configure OpenJDK with the Firefox to view Java applets in the ...
0
votes
0answers
49 views

Kubuntu freezes

I have a weird problem: I recently installed kubuntu 14.04 in my laptop(hp envy 17) and a few days ago the screen started to freeze without any reason, untill I close the lid and open it again. This ...
0
votes
1answer
65 views

after pressing ctr alt f1 and rebooting I always have a black screen

In kubuntu, I originally tried to bring back the bottom bar of kde and when I pressed ctr alt f1, the command exit didn't work so I pressed the power button for reboot ... now kde never appears, ...
0
votes
0answers
193 views

Lenovo w540 doesn''t see external TV connected to miniDP/Thunderbolt

I'm trying to make my new Thinkpad W540 recognize the Samsung TV I'm connecting to it's thunderbolt connector. Nothing works. Both in Windows 7 and Kubuntu 14.04. Both 64 bit. All drivers are ...
0
votes
1answer
419 views

How to install TheBrain software on ubuntu/kubuntu?

I am completely new to Linux based operating systems and am having trouble installing programs. I downloaded the latest version of TheBrain but can't seem to install it. I've made the file executable ...
4
votes
3answers
3k views

Desktop not visible, doesn't show any icons in Kubuntu

I installed kubuntu few days back. By clicking blindly I lost my desktop - I mean it is working fine but there are no icons on the desktop and there is no task bar with list of programs. How can I ...
4
votes
0answers
591 views

Dropbox causes xorg to use 100% CPU

For some time, I noticed that my xorg process uses up between 60 and 100% of the CPU (according to top). I also noticed that interactive work becomes sluggish, even on my multi-core i7 processor. ...
2
votes
3answers
9k views

How To Use Host Serial Port From Guest In VirtualBox?

As an Embedded Software Engineer serial port access is very critical requirement for me irrespective off which OS I am using and how I am using it (I mean with or without virtualization). I have ...
0
votes
1answer
108 views

VirtualBox RAM memory issue

Host PC: Windows 8.1 Enterprise x64 Processor: 3.4 GHz Intel Core i3-4130 RAM: 4 GB DDR3 I'm creating a virtual PC which will run Kubuntu 14.04 LTS. I lost the ISO but have a bootable USB stick ...
2
votes
2answers
3k views

Samba and Windows 7 using NTLM security and user-mode authentication.

I built a new computer with the intention of it being primarily a home file server. I want Samba to use peer to peer networking using NTLM security and user-mode authentication. According to the ...
1
vote
1answer
5k views

How to solve the problem of broken package list on Kubuntu?

Please I am facing a recent problem with my system. The problem is as follows: 1. I am not able to open the synaptic manager at all. Receiving the error of: E: Encountered a section with no ...
0
votes
1answer
54 views

Ubuntu - Hot to bind an action to perform when high CPU temperature in Ubuntu?

Im using Kubuntu 13.04 - by default it just shutdown system, and I want to set it to suspend, to avoid loss of work progress. How can I do this?
0
votes
1answer
71 views

How can I disable input from the laptop keyboard in (Kubuntu) Linux?

I want to disable the laptop keyboard so that I can put a normal USB keyboard on top of it. Is there anyway to do it? I DON'T want to do it through X (i.e xinput float), because I need to be able to ...
0
votes
0answers
132 views

cifs mount locks processes after period of inactivity

I am successfully mounting our windows share on my ubuntu box (kubuntu in this case). However, after a period of inactivity any process that tries to access it will hang/lock up. It should be noted I ...
4
votes
1answer
799 views

Some keys don't appear in xev

I can't change my screen brightness by pressing brightness keys on the keyboard, but they change through /sys/class/backlight/acpi_video0/brightness. So I started to diagnose the issue. I ran xev, and ...
0
votes
1answer
33 views

Track where a daemon tries to find its config file

I have installed a daemon on a kubuntu system, that tries to find a specific config file in a unknown location. Have litterally filled the filesystem with symbolic links to the config file but still ...
4
votes
2answers
1k views

How I can hide a user from the login screen?

I have Kubuntu 9.04 and I want to hide a user from appearing in the Login Screen, I shouldn't remove it permanently of course, but I need to make it visible again when needed.
2
votes
1answer
233 views

VIM “upgraded” to expandtab and tabstop=8 on Python files

After reinstalling my OS from Kubuntu 12.10 to Kubuntu 14.04, VIM has changed its behaviour when editing Python files. Though before the reinstall all file types had noexpandtab and tabstop=4 set, now ...
0
votes
0answers
61 views

No Network Access When Connecting to Ethernet Network with 802.1x in Kubuntu

I seem to have exhausted all my possible solutions here. I'm at school and their Wifi is in the process of being fixed/updated. In the mean time, Wired/ethernet would be much more convenient. I ...
7
votes
8answers
3k views

How to make emacs truly full screen on start up?

I want emacs to be truly maximized on start up. There are solutions to the problem that just make the emacs window width of the screen. That's not enough for me. I want the emacs window to be docked ...
1
vote
0answers
361 views

Kubuntu guest on Windows 8.1 Hyper-V won't shut down completely

I've got a Windows 8.1 Professional laptop with Hyper-V installed, and a Kubuntu 14.04 Desktop VM. When I shutdown the Kubuntu VM, most of the time it gets to the logo screen, and just sits there. ...
6
votes
2answers
11k views

How do I add/modify/remove startup programs in KDE?

I am looking for application which allow me to manage the startup programs in KDE. Just like BootUp-Manager in Ubuntu (Gnome).
0
votes
0answers
85 views

In Kubuntu 12.04, my Numeric Keypad NumLock key behavior is reversed

I use Kubuntu 12.04 with US and IL layouts. I haven't made any keyboard-layout-related configuration changes (that I can remember). When I press numeric keypad keys, I get numbers, not arrays; but if ...
0
votes
1answer
123 views

How to connect to a VPN?

I am a newbie on this subject, and I was told to connect to a VPN from my computer, which is running Kubuntu 13.10. I was also given the server to connect to (vpn.server_x.com:81), a user and its ...
0
votes
2answers
51 views

Syncing directory between Kubuntu and Windows 7

I recently came across an issue on my work computer. I'm running Kubuntu 14.04 as my main development OS and Windows 7 for compatibility with some company software and network stuff. My problem is ...
0
votes
0answers
34 views

Change profiles for all running terminator windows?

I'm running kubuntu, and I've been building a script that allows me to switch my desktop from light to dark and back. I just started using terminator, and I'm wondering if there's a way to switch the ...
-2
votes
1answer
124 views

What is this SSD in my laptop

I have a laptop running Kubuntu. This laptop comes with a 32GB SSD inside. Is it a drive that I may store any old files on it? If possible, I would like to put my operating system onto it so I may ...
2
votes
2answers
246 views

Silencing the Kubuntu PC Speaker beep [duplicate]

Possible Duplicate: What is the best way to turn off the Ubuntu beep permanently? My Kubuntu installation makes me jump every now and then by emitting a hideous beep - generally when I ...
0
votes
0answers
62 views

Front panel Audio

My front panel audio is not working/detecting anything plugged into the MIC or SPEAKER ports. This happens in Windows 7 Professional x64, it does not happen in Kubuntu or Debian (virtual machine OS). ...
0
votes
0answers
51 views

Change keyboard shortcuts with terminal

I have Kubuntu and I would like to use bash/terminal to change keyboard shortcuts. And help is appreciated!
2
votes
2answers
46 views

Find & replace on a folder of .txt (but only first 1-3 lines)

I have a folder of .txt files. They all look like this: Title: Title of blog post. Tags: tag1,tag2,tag3 Text on the post. Just my thoughts. > A blockqoute Written in *markdown.* Using ...
1
vote
0answers
759 views

How can I re-arrange the order of the boot menu? [duplicate]

Possible Duplicate: Aesthetically editing grub.cfg Make grub keep its default boot under kernel updates I have installed Ubuntu and Kubuntu on my same machine. How can I rearrange the ...
2
votes
1answer
525 views

Kubuntu - missing menu bar at the top, and task bar at the bottom

I have pressed something, and top menu bar and task bar at the bottom of the KUbuntu screen, has disappeared, it looks like some fullscreen mode or something got turned on. Any ideas how to switch ...
2
votes
1answer
1k views

Kubuntu 11.04 Japanese input method

I've tried using iBus as a Japanese input method. I installed it from the repositories, as well as ibus-anthy, and it's sometimes functional, but not on Firefox or Thunderbird, which is where I need ...
1
vote
2answers
1k views

default mime type program is inconsistent between system and the mozilla firefox/thunderbird?

In kubuntu ,the default programs associated with mime types in mozilla products are completely different from the system-wide setting or user setting. For example, firefox/thunderbird will always use ...