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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6
votes
3answers
140 views

Passwords for newly created users?

I am fairly new to Linux and I have question regarding users. When I use the useradd command I don't specify a password. I must use the passwd command afterwards. Does this mean that the user is ...
6
votes
1answer
52 views

How do I use colors in the MOTD?

I edited the default /etc/update-motd.d/00-header, adding some color to make it easier to read: printf "Welcome to \e[1;34m%s\e[0m \e[2m(%s %s %s)\e[0m\n" "$DISTRIB_DESCRIPTION" "$(uname -o)" ...
6
votes
1answer
497 views

HDD allocation fstab

In my PC running Ubuntu 12.04 LTS I have installed three SATA hard drives. Two of them are installed near a cooler. I want to physically switch two drives (one that is not near the fan should be moved ...
6
votes
2answers
355 views

A simple hierarchical task list (that lets you cross out tasks) for linux in the Ubuntu repositories?

I just spent way too much time looking for this. Treeline is very close, but it doesn't allow marking a task as done with a single key press. It's a powerful data organizer and one has to change ...
6
votes
1answer
2k views

Evince fails to start because it cannot read .Xauthority

I'm logged in remotely over SSH with X forwarding to a machine running Ubuntu 10.04 (lucid). Most X11 applications (e.g. xterm, gnome-terminal) work fine. But Evince does not start. It seems unable to ...
6
votes
1answer
11k views

Installing openjdk-7-jdk does not update java (which is still version 1.6)

I am having issues updating Java. I am running Ubuntu 11.10. I can execute sudo apt-get install openjdk-7-jdk and it completes successfully. javac -version is 1.7, however java -version is 1.6. This ...
6
votes
2answers
7k views

How to find out which X11 driver system is using?

How to find out which X11 driver system is using? For my chip openchrome is the best driver but I suspect that system is not using it. I just need at least 2D acceleration. How can I check? Here is ...
6
votes
2answers
2k views

How to make apt-get accept new config files in an unattended install of debian from Repo

I am writing a script for a unattended install of a package that is in our repo, it is a software package with one of Debian's marked config files. Is there any option that I can pass to ...
6
votes
2answers
2k views

Why is screen seemingly doing nothing with commands passed with -X?

I've been trying to set up an automated backup system for a minecraft server, and I'm having trouble with screen, specifically when using 'screen -r sessionname -X "/var/minecraft/somebatchfile"', ...
6
votes
2answers
177 views

How to automatically generate .desktop file?

There's a .deb software that doesn't have a .desktop file, I created that file. I want to create another package for that software, when the user installs it, I want the .desktop file to be generated ...
6
votes
2answers
256 views

Nautilus special URIs

Where are these special URIs used in Nautilus defined in Ubuntu? recent:/// trash:/// x-nautilus-desktop:/// computer:/// burn:/// These can instantly open special locations in Nautilus by typing ...
6
votes
2answers
185 views

du command show a slash after directories?

How to use du command show a slash after directories? For example: du -ab /root/test/php-5.4.8/ Result: 1781 /root/test/php-5.4.8/main/internal_functions.c.in 973596 ...
6
votes
1answer
21k views

Booting linux from usb using EFI

I need to use a USB drive as an installation media for my Mint and Ubuntu. For that I have unetbootin to make the usb bootable. But my PC only supports EFI boot (while adding the boot device, I need ...
6
votes
1answer
566 views

Assistance wanted in removing the “No mail.” notification in MOTD for Ubuntu 10.10

How do I remove the No mail. notification on Ubuntu 10.10 Server? This occurs when I log in, and is located underneath the message of the day I have a separate script which uses a different messaging ...
6
votes
3answers
2k views

Why won't my xmodmap command run on startup/login?

I want to run this command every time I log in (or every time I start up, if that doesn't work): xmodmap -e 'keysym Delete = Menu' -e 'keysym Menu = Delete' I've tried many things. I put the command ...
6
votes
1answer
481 views

GPU computing without X?

I am attempting to run GPU computation software on Ubuntu Server 12.04 without X since this box is going to be a dedicated computation machine. However the last requirement "Without X" is proving to ...
6
votes
2answers
1k views

Fixing CTRL-* in vim under GNU screen

When running vim under GNU screen, I'm finding that combinations of CTRL with the arrow and Pg* keys don't work as expected. I'm using the Ubuntu 10.10 vim-gnome package. On a different machine, ...
6
votes
4answers
2k views

When does chmod fail?

Under what circumstances will chmod fail? I looked at the man page but it only specifies usage and doesn't go into details about what circumstances it won't work in. I'd assume chmod will work if: ...
6
votes
2answers
2k views

How can I set up a remote port forward on port 80 to my localhost with the help of setcap?

I'd like to accept connections briefly for development when I'm NATed, and so I'm attempting to do this: $ ssh ubuntu@example.org -R 80:localhost:80 Which fails as I'm trying to bind a port that is ...
6
votes
1answer
3k views

How to launch an application with default “terminal emulator” on Ubuntu?

I wanted to execute some command in terminal emulator, like Konsole, but I need to make this cross-desktop. Is there some command like xdg-open, but for getting the default terminal emulator? I'm ...
6
votes
1answer
130 views

deny any writing to given app and its children

So I have a Python app (which spawns other processes) which I want to deny any writing. It seems like a job for SELinux. Could you describe the steps needed to accomplish this, or perhaps direct me to ...
6
votes
1answer
653 views

Can I use and install Ubuntu packages in Debian?

I'm looking to install Linux Mint on my main work computer. Presently, I'm running Ubuntu 10.04 on it after upgrading from 9.10 (both 64bit). Previously, I have always backed up and formatted my hard ...
6
votes
2answers
3k views

Getting Ubuntu working with eSATA (Intel H57 chipset)

Does anyone know if there's kernel support for the eSATA controller in the Intel H57 chipset, or if there's a driver for it somewhere? (Full disclosure: Asked over on SuperUser.com, no luck, but as ...
6
votes
1answer
2k views

Creating UFW rule to allow application to use dynamic ports

I am currently trying to get a Google Chromecast device to work through my Ubuntu 13.04 based computer. Currently, the Google Chrome extension shows "no devices found" as long as my UFW firewall is ...
6
votes
2answers
1k views

Configuring File Associations in Ubuntu with Wine

Related to this question, I have Ubuntu 20.04.1 LTS. I downloaded PlayOnLinux 4.1.9 (the Precise version) and used it to install Microsoft Office 2010 Pro. PlayOnLinux downloaded Wine 1.5.21 and ...
6
votes
1answer
3k views

How can I make this daemon/init run as a non root user?

I have an init script to kick off a daemon. The problem is it runs as root. I would like it to run as a user called "deploy". Ubuntu 12.04 #! /bin/sh # File: /etc/init.d/unicorn ### BEGIN INIT ...
6
votes
1answer
1k views

Using setkeycodes to map pressed and released to different “keys”

I have a keyboard that has a scroll wheel, but it doesn't work on Ubuntu and xev command doesn't show anything when moving it. But with the dmesg command I found this: When moving the scroll wheel ...
6
votes
1answer
1k views

Dual monitors on dual video cards on Ubuntu

I have been trying this to no avail. I am new to Linux, so a step by step explanation would be greatly appreciated. I have two NVIDIA GeForce 8600 GT video cards. I want a monitor to run on each card, ...
6
votes
1answer
3k views

Fritz WLAN USB stick - Xlib/Xfree86 dev packages for installing Wine

I have installed Ubuntu 10.4 and want to install the driver for my Fritz WLAN USB stick according to http://wiki.ubuntuusers.de/fritz!wlan_usb_stick (German site... sorry). Now I am trying to install ...
6
votes
2answers
625 views

Cisco-like command Line Interface

I'm looking for a way to implement a fairly basic Cisco like command line interface on my Ubuntu server appliance (12.04 in particular). I've come across the following project: CLISH however, ...
5
votes
5answers
2k views

How do you free up resources in Ubuntu?

What steps do you take to make a vanilla Ubuntu system run faster and use less memory? I'm using Ubuntu as the OS for my general purpose PC, but it's on slightly older hardware and I want to get as ...
5
votes
5answers
905 views

Consumer Level software RAID5 and LVM

Hi I am going to build a 6 drive consumer level RAID 5 (10TB) with Ubuntu10.10 and using EXT4 as filesystem, and OS on another drive. Question: Should you use LVM on top of the RAID5 or should just ...
5
votes
4answers
608 views

Look for English word in a file via terminal

How to find and print out English words contained in a file via linux command line?
5
votes
2answers
10k views

How to start a service automatically, when Ubuntu starts?

I am using Ubuntu 12.04 and want to have a service starting, when the system is booted normally. As 'service' I understand some code, for example cd my_directory; my_command -host 0.0.0.0 -port ...
5
votes
6answers
15k views

Where is Netbeans installed on Ubuntu?

I installed Netbeans on my Ubuntu 11.10 machine. I used the combined method, so Netbeans and JDK are installed from a single file. However, now that it's installed I can't figure out how to start ...
5
votes
3answers
295 views

Effect of compiling from source on already installed applications

I use Ubuntu 12.04. Say I have installed package x from the repository (with all its dependencies) at version 1.7 but I need some functionality that is only available in version 1.8, so I download the ...
5
votes
6answers
6k views

Can I use `apt-get` to upgrade to the latest version of Nagios?

At the time of this writing the latest version of Nagios is 3.3.1. I am running Ubuntu 10.04 and have used apt-get update; apt-get install nagios3 to end up with version 3.2.0. I know there are a lot ...
5
votes
3answers
1k views

How does one open a new window from the shell with a specific size and position?

For example, say I wanted to start gnome-terminal with it's northwest corner at 0,0, and make the window 736x434 pixels (apparently the default, which allows for an an 80-character by 24-character ...
5
votes
3answers
1k views

In awesome window manager, how can I make key bindings send keyboard events?

I don't think that title probably helps very much, but here's my issue: I'm using the awesome window manager and am trying to make my key bindings to be similar in flavor to OSX for special keys. ...
5
votes
2answers
3k views

Why can't vim find syntax.vim on my fresh Ubuntu installation?

I'm trying to make some basic customizations to vim. All I want is some syntax highlighting, etc. Basically, not just plain text. My .vimrc file consists of 7 lines: backspace=2 syntax on filetype ...
5
votes
4answers
13k views

How to transfer files from Windows to Ubuntu on Virtualbox?

How should I transfer files from Windows to Ubuntu installed on Virtualbox? When I plugged in a USB, it only pops up in Windows. How can I see it in Ubuntu?
5
votes
3answers
7k views

File in Ubuntu equivalent to /etc/inittab file in RedHat

I searched a lot but can't get any solution. My question is what file in Ubuntu is equivalent to /etc/inittab file in RedHat. In RedHat /etc/inittab file contains the setting related to runlevel in ...
5
votes
1answer
718 views

Why root's default shell is configured differently with other normal user account's default shell?

As I know, root's default shell is configured csh and normal user's default shell is sh in FreeBSD. And in Ubuntu, root is dash, normal user is bash. (refer: What's the Ubuntu's default shell?) Why ...
5
votes
4answers
6k views

FTP client with a good GUI?

I love linux because I get control over my system. But I do herald from the school of mac, where things are simple, beautiful, and powerful. I like it that way, as opposed to having lots of knobs and ...
5
votes
1answer
196 views

Writing raw images safely to USB sticks

Trying lots of different linux, on all kinds of hardware I find my self typing commands like this quite often: sudo dd if=xubuntu-13.10-desktop-amd64.iso of=/dev/sdc bs=10240 Needless to say, ...
5
votes
3answers
2k views

Is Ubuntu LTS binary compatible with Debian?

RedHat and CentOS are binary compatible. So everything that works on the one will most propably work on the other (same RPMs, same libs, same versions, same dependencies)... Does the same hold true ...
5
votes
2answers
2k views

“who am i” after “su” not showing new user id?

Why is it that when I switch user 'su username' and then execute 'who am i' is outputs the previous user which I was logged as and not the one I've switched to?
5
votes
1answer
7k views

Zip everything in current directory

I'd like to compress and package everything, including files and folders in current directory, into a single ZIP file on Ubuntu. What would be the most convenient command for this (and name of the ...
5
votes
2answers
2k views

How to check for hardware errors with software methods?

How can I check for bad blocks, bad memory, etc. using only software solutions? I'm using Ubuntu 11.04.
5
votes
4answers
6k views

Run Python script on startup

Running on Ubuntu Karmic. I need to execute the following (updated) script at boot time #!/bin/sh # /etc/init.d/scripts # Description: Starts Python scripts # ————————————————– # ### BEGIN INIT INFO ...