Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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1answer
15 views

Remove branding from custom kernel

I have an assignment to build a custom kernel which removes all the drivers/plugins that are not needed and also remove any traces that it is Ubuntu's. Basically, my teacher wants us to strip it down ...
0
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1answer
13 views

Problem booting Ubuntu (or any OS), even after doing clean installs

Summary: OS (Ubuntu / Windows) installs fine, but when the time comes to restart and boot, it doesn't boot. (Gets stuck; screen blinks and I am still at boot selector). Can boot to a live ...
0
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0answers
20 views

ssh publickey authentication to a Ubuntu running inside VirtualBox

I have a Ubuntu running inside a VirtualBox inside my Windows 8 desktop. I am trying to communicate between the Ubuntu and another Debian server in the network. I have enabled Port Forwarding in ...
2
votes
0answers
25 views

On what level is touch screen support implemented in Linux?

I'm trying to use a Linux OS on my tablet PC (Lenovo Thinkpad Helix 15). I tried Ubuntu, but except for switching and moving windows and bringing up the launcher, there doesn't seem to be a lot of ...
0
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0answers
17 views

Setting up my Linux machine with multiple hard drives

I've recently made the switch to a copy of Elementary OS Freya (Ubuntu 14.04) and so far, really been enjoying it coming from a Windows background. After fumbling around a little, I got my 1TB Seagate ...
0
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0answers
16 views

Is High Virtual Memory usage a problem or may cause problems?

In our server, we have a python based code that (simply) listen ports. The amount of Virtual Memory it uses is increased greatly with time Like: USER PID %CPU %MEM VSZ RSS TTY ...
1
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0answers
22 views

Gnome Terminal Colors not displaying correctly, Vim too

Gnome Terminal Monokai Theme (Colors are wrong) I downloaded the Monokai theme and my blues and greens are clearly off. Gnome Terminal Monokai Theme Vim Issues Also I am using 256-grayvim theme ...
3
votes
0answers
12 views

Synaptics touchpad inactive before suspend, active after resume

I'm running Ubuntu 15.04. I usually disable the touchpad. (because my palms make the cursor jump all over the screen!) When I suspend (by closing my laptop's lid) and then resume (by opening the ...
0
votes
0answers
10 views

Xfce not working on Chromebook after recent Chromebook OS update: how to fix? [on hold]

A few days ago I followed a guide to install xfce (precise) on my Chromebook. I did this so I could install the arduino IDE. After a recent Chromebook OS update, everything seems to have gone to ...
0
votes
1answer
29 views

How to conect wi-fi network without using GUI?

I'm using Ubuntu Server 14.04, but I want to connect wi-fi network without using GUI? Exists an software for that?
0
votes
0answers
17 views

Ubuntu ugrade to 15.04 grub2 bash

I had Ubuntu 14.04.2LTS and, today, I decided to execute the big update to Ubuntu version 15.04. I opened up the terminal and typed: do-release-upgrade. Ubuntu started upgrading and, while it was I ...
0
votes
1answer
12 views

How to monitor the screen lock/unlock in the Ubuntu 14.04

I need to implement a function that monitor the screen lock/unlock. I referred the following article: Run script on screen lock/unlock My python script code works fine in the Ubuntu 12.04, but ...
0
votes
1answer
25 views

localhost troubleshooting (ubuntu 14.04) [on hold]

What i was trying to do is installing "wordpress" in my local host on (ubuntu 14.04) i.e path is home/deepak/php Now what i did is this in terminal: ~$ sudo chown -R www-data:www-data ...
0
votes
1answer
9 views

alsamixer not incrementing volume at proper interval

I am trying to use amixer to change the volume of the speaker on my computer at an incremental rate. The command below successfully changes the master volume of my speaker, but not at a consistant 5%. ...
0
votes
0answers
16 views

Netstat output line width limit

When executing netstat, I find that the command's output width is limited regardless of the console size, in contrast with other commands such as ps that seem to get adjusted. So for example: $ sudo ...
0
votes
0answers
15 views

Battery indicator problems after installing and uninstalling kubuntu-desktop package on Xubuntu 15.04 x64

A few weeks ago, I decided to get adventurous and install different interfaces on my Lenovo T420 running Xubuntu. I decided to jettison Kubuntu after trying it out (just not my style) and kept Xubuntu ...
1
vote
1answer
16 views

slow disk I/O speed on NTFS partition

My Laptops internal 640 GB HDD ,WD Scorpio blue(WD6400BPVT). It has 5 partitions. 120 GB NTFS partition, primary, sda1 250 GB NTFS, extended, sda5 20 GB / (root), sda6 4 GB /swap, sda7 ~ 202 GB ...
0
votes
0answers
15 views

Advice Needed for Grub2 Rescue Prompt

When I boot my system, I receive the following Error Message on my screen: error: no such partition. Entering rescue mode... grub rescue> After seeing the error, I plugged in an external USB ...
6
votes
2answers
52 views

switching between shells, stops the music that is currently playing

While I was listening to music I changed the virtual console using Ctrl+Alt+F2, and suddenly the music was paused. Returning back to the console that runs the X server Ctrl+Alt+F7 or logging in to ...
0
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0answers
23 views

Unable to Boot After removing Old Kernels

I removed old linux-image and linux-header files to free up space in /boot. I did this first by purging them in terminal, and when I noticed some issues with how the the operating system performed, i ...
1
vote
1answer
31 views

Package deb dependency problem

I am using CMake for my application named Agent. After configuring and generating binaryfiles, the application was compiled using the make command and Agent.exe was created in the build directory.Then ...
0
votes
2answers
27 views

Does kali distro not use /etc/environments file?

I appended a path to /etc/environments file and now it is like so: mindaugas@Kali:~$ cat /etc/environment | tr ":" "\n" PATH="/usr/local/sbin /usr/local/bin /usr/sbin /usr/bin /sbin /bin /sbin" I ...
0
votes
1answer
15 views

User-specific font problems in different applications

I have a font-problem with different applications under ubuntu 15.04 (KeePassX, Google Chrome, Pidgin, etc.). In the first picture you can see that the font of the window title is ubuntu but the items ...
1
vote
1answer
20 views

Automate to adding certificate for ca-certificate

I try to automate to adding a certificate on an Ubuntu server 14.04 with puppet or a one liner command. I added certificates manually with these commands : mkdir /usr/share/ca-certificates/extra cp ...
1
vote
1answer
44 views

Ubuntu 14.04 I can't get SSH tunneling to work with -g switch?

I'm running this command on myServer: ssh -g -p 9922 -f myuser@serverOnOpenInternet -L 1212:serverBehindFirewall:80 -N serverOnOpenInternet runs sshd on port 9922. (not my call) Once I run the ...
0
votes
0answers
18 views

my ubuntu server is showing high upload bandwidth, [closed]

my Ubuntu server is showing high upload bandwidth, I checked with wire shark and it's showing some chinese and hongkong IPs. Only uploading. What's happening to my server?
0
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0answers
17 views

How can I automount a partition? [migrated]

I've got three partitions (not including EFI and SWAP), OSX, DATA and Ubunutu. When I boot Ubuntu, I want the DATA partition to be automatically mounted, as I've symlinked my Desktop, Downloads etc ...
2
votes
1answer
18 views

Backup ubuntu configurations and deploy them later

How to take a backup of configurations like theme settings, font size, Network Manager connections, Touchpad settings etc. of my current Ubuntu 14.04 installation ? I want to use them after ...
2
votes
0answers
43 views

Why does file-roller appear to have lower priviledges than the user

In Ubuntu I have a mounted samba share. I have selected some files in a directory on the samba share in nautilus and attempted to compress them to an archive in the same location. File roller tells me ...
1
vote
1answer
29 views

Booting encrypted disk kernel error: Cannot initialize device-mapper

I have Ubuntu 15.04 with a default full disk encryption installed on my chromebook Pixel with linux-samus kernel patch and everything is working fine. I've just tried compiling a newer version of the ...
1
vote
1answer
18 views

no able to install packages as wireshark

Since a month, I can not download package of Ubuntu Software 14.10 This is really annoying. I try to type the command : sudo apt-get update But I have this result: Ign http://extras.ubuntu.com ...
0
votes
0answers
34 views

Ubuntu 15.04 Shutdown problem

When I Shutdown my Ubuntu 15.04 , sometimes instead of shutting down it keeps on showing animation of shutting down. I have installed gnome on my system.
3
votes
1answer
28 views

See total bandwith a process has used

I am currently watching some process on my server and want to see how much bandwidth it has used in total since it has been started. I don't want to know its current usage, nor does nethogs / nload ...
0
votes
0answers
12 views

rc.local isn't being executed on custom Ubuntu LiveCD image

I have unpacked an Ubuntu desktop live ISO and squashfs, added some simple commands to /etc/rc.local (touch a file in /tmp, wget a web page from a local server), but it seems that rc.local isn't ...
1
vote
2answers
35 views

How do I resolve package dependencies for a different target system?

(TL;DR: how do I determine the minimum set of packages to install, given an initial state and desired package list?) I'm creating an Ubuntu installer ISO for systems without access to distribution ...
1
vote
1answer
37 views

CasperJS and PHP In Cron Job Cannot Open Files, Works Fine When Run Manualy

I recently got a new DigitalOcean LEMP environment with Ubuntu. I tried making an SH script that uses CasperJS to scrape data from an external website to a JSON file, and a PHP script to parse the ...
0
votes
1answer
13 views

JAR file terminates unexpectedly without error

I have a JAR file that I'm running in a screen session using java -jar <myjarfile> and for some reason it stops running at unexpected times. I'm redirecting both the StdErr and StdOut to ...
0
votes
1answer
57 views

7-Zip slows down over time on Ubuntu but not Windows

I have a directory called Pages of 2.2 million HTML files (about 80 GB) on an Ubuntu server. I compressed it with 7-Zip using this command: 7z a -mx=9 Pages.7z Pages It took around 5-6 hours to ...
1
vote
1answer
66 views

How do I resize the active partition (in Ubuntu 15.04)?

When I first created this virtual server with VMWare it was 16G, but that has proven to be insufficient space. So I recently resized it with GParted to 32G using the Live CD. Judging by the results ...
0
votes
1answer
39 views

What commands can I use to debug or profile a slow DNS / internet connection?

I'm at an enterprise where there's generally a very fast internet connection, but every time I visit a web page, it takes a really long time. I tried profiling this in the browser, and the only thing ...
0
votes
1answer
45 views

difference between ubuntu and linux mint is only desktop?

I want to choose a distro to start. It'll probably be debian family. So I'm checking ubuntu and linux mint. People say the difference between ubuntu and linux mint is basically the default setup and ...
0
votes
0answers
7 views

upstart + telinit: is it really works?

I think about how to backup my ubuntu server, and I want try one possible solution using init levels. So I downloaded Ubuntu 14.04.2 LTS, install it on VirtualBox, and try: telinit 1 It warn about ...
0
votes
0answers
18 views

Bash script to connect to Teletalk internet

I'm running Elementary OS(based on Ubuntu 12.04), and I have to connect to the internet in a peculiar style. I use a Teletalk modem to connect to the internet. Unfortunately, the modem gets recognized ...
-5
votes
1answer
33 views

How fork() is executed in logical operator? How many times “Hi” is printed ? How? [closed]

#include <stdio.h> #include <unistd.h> int main() { (fork() && fork()) || (fork() && fork()); printf("Hi...\n"); return 0; }
0
votes
0answers
12 views

HDMI non responsive after boot

I have a QNAP NAS-269G with Ubuntu 12.11 Server installed on it. When I plug a monitor to it via HDMI it shows the entire boot process. Then when the log in prompt should normally show the screen goes ...
3
votes
1answer
50 views

Can't format HDDs and install linux to Dell hybrid ultrabook

I've tried installing OpenSUSE 13.2, Debian 8/8.1 and Ubuntu 15.04 (all them amd64). Debian/Ubuntu won't show disks and OpenSUSE can't format the partitions created on them. During the install, ...
0
votes
2answers
30 views

I can't connect to new router with same ssid that the older router

I have a problem with my wifi in Ubuntu (15.04). Recently, i have changed my wifi routers. Due to differents devices that was already configured, I have configured the new router with the same SSID ...
0
votes
1answer
36 views

Forward all traffic from Android to Ubuntu server running privoxy (iptables)

My university has installed a non-transparent restrictive proxy which allows only traffic through 80 and 443 ports. Currently, I have my android phone (Nexus running CM12.1) pointing to my Ubuntu ...
0
votes
2answers
34 views

Installing perl modules

I was trying to install a perl module Future::Utils on my Ubuntu machine but didn't find the exact command. I tried this command but it didn't work: sudo apt-get install libfuture-utils-perl I have ...
0
votes
1answer
24 views

Has anyone gotten deboostrap for jessie working from an Ubuntu host?

I am running Ubuntu 12.04, and trying to build an armhf Debian image for Jessie. I've done this before for Wheezy. The debootstap script doesn't seem to work if the target is Jessie however. Any ...