Greatest Hits

16
votes
1answer
40k views

How do I install Ubuntu Server (step-by-step)

I'd like to install Ubuntu server on my machine, is there a step-by-step instructions on how to accomplish that or a guide that will just go through the basic steps of installing Ubuntu Server from ...
4
votes
2answers
29k views

How to install Sopcast Player in Ubuntu 14.04?

I have tried to find some PPA's for Ubuntu 14.04 but didn't find any. So I tried to install the package for previous releases, with no luck and a lot of dependencies issues.
12
votes
4answers
53k views

Where are the OpenVPN connection logs and configuration files?

I have problem connecting to OpenVPN server. Where are OpenVPN log files and how do I find the connection details?
11
votes
1answer
42k views

Command to change the wallpaper in XUbuntu

Doing a google search reveals the command xfconf-query -c xfce4-desktop -p /backdrop/screen0/monitor0/image-path -s <image-path> The first time I run this command I got a message saying that ...
11
votes
4answers
75k views

How can I edit my Grub bootloader entries (Hide, Rename, Remove)? Preferably doing it manually, and not with a program

So basically I have a pretty flooded Grub bootloader, with older linux versions, 3 operating systems and memtests. What I want is to leave the operating systems only. I need to know how to do it ...
45
4
votes
2answers
57k views

Change permissions on all folders and files

I have ubuntu 12.04. I want to change permissions on all folders and files at the same time so that anyone can modify or remove them.
4
votes
3answers
27k views

apache2: Could not reliably determine the server's fully qualified domain name, using 127.0.1.1 for ServerName … waiting apache2:

I upgraded to ubuntu 14.04 yesterday. But after restarting PC , this message continues to appear in a black screen after the ubuntu loading screen and don't go away and ubuntu doesn't start I can do ...
1
vote
1answer
16k views

Ubuntu 14.10 Nvidia Driver

I upgraded my ubuntu 14.04 to 14.10 , and my nvidia gforce stopped working , and giving low resolution on both internal and external monitor!!!. Is there any update for this Driver, as I am using ...
12
6
votes
5answers
49k views

How to connect and create a database in MySQL?

I want to install MySQL and create a database on it using the following code: sudo apt-get install mysql-server mysqladmin -h localhost -u {username} -p create lrs I get the following message after ...
6
votes
3answers
46k views

Copying multiple specific files from one folder to another

I have a large folder of pictures (thousands), and I have a long list of files, by exact file name, that I need to copy to another folder. I want to know if there is a way I can select several ...
6
votes
2answers
51k views

How to find python installation directory on ubuntu

I have just migrated from Windows environment. I have installed Python 3.2 in a separate directory. How can I get the python installation path on ubuntu shell ? Is there any way I can let shell ...
20
votes
4answers
68k views

How can I get nVidia CUDA or OpenCL working on a laptop with nVidia discrete card/Intel Integrated Graphics?

Background: I'm a 3D artist (as a hobby) and have recently started using Ubuntu 12.04 LTS as a dual-boot with Windows 7. It's running on my a fairly new 64-bit Toshiba laptop with an nVidia GeForce GT ...
12
votes
1answer
82k views

How do I mount a CIFS share?

I'm using Ubuntu 11.10, and am trying to mount a freenas server. I have the server set to share in cifs and nfs with no luck. I have tried smbmount //192.168.1.### /mnt/ I am not new to Ubuntu but ...
57
votes
4answers
69k views

How can I get a list of all repositories and PPAs from the command line?

I know how to list all packages installed on my system. But how could I get a list of all repositories and PPA's? I know I can look into /etc/apt/sources.list and /etc/apt/sources.list.d, but I'm ...
74
votes
9answers
17k views

What is the difference between Terminal, Console, Shell, and Command Line?

What is the difference between Terminal, Console, Shell, and Command Line?
31
votes
1answer
54k views

How do I install smbmount?

It seems that smbmount is not available in Kubuntu 12.10: - neptune():~$ smbmount //192.168.0.100/ samba/ -o rw smbmount: command not found - neptune():~$ apt-file search smbmount manpages-zh: ...
38
7
votes
3answers
28k views

How to set the JDK for Android Studio?

I can't compile a default new project for Android 2.1 because(?) the JDK used by Android Studio is JDK 1.7 but it should be JDK 1.6. To change it I go to File -> Project Structure and try to find the ...
15
votes
1answer
51k views

I get “Failed to load session ”ubuntu-2d" when using XRDP

Initially, when I try to log in to my ubuntu machine (version 12.10) using RDP, I would get an ubuntu desktop background, with no text, menu bars, or anything to indicate it loaded the desktop. I ...
4
votes
5answers
12k views

Installing Steam in Ubuntu 14.10

I am currently using Ubuntu 14.10. Steam is showing up in the Ubuntu Software Center, but when I click on it it says: Not found There isn't a software package called "steam" in your current ...
55
votes
3answers
75k views

How to install specific Ubuntu packages, with exact version?

I want to setup a new virtual machine with some specified packages (name and version), that are provided. For example apache2 in version 2.2.20-1ubuntu1 with all dependencies. Even if there is a new ...
8
votes
8answers
30k views

Pinging computers on local network: destination host unreachable

I have two ubuntu computers on a local network and neither one of them can ping each other. Every time I try I get the "destination host unreachable" error message. Both computers are able to access ...
20
votes
5answers
30k views

How to install pip for python 3 in ubuntu 12.04 LTS

I am trying to install the Pillow module for python 3.3, but for that I need to install pip. Every time that I install pip it installs for python 2.7, any help?
15
votes
2answers
70k views

How do I add an additional hard drive?

I am going to put an additional (non-USB) hard drive in my system. I already have Ubuntu on my other hard drive so I do not want to install Ubuntu on the additional drive but only use it for storage. ...
16
votes
1answer
19k views

Ubuntu 12.04.4 LTS to 14.04.1 LTS upgrade: “no new release found”

According to Trusty Tahr Release Schedule, Ubuntu LTS 14.04.1 (first .1 version) was released two days ago. Unfortunately when trying to upgrade using the do-release-upgrade command I get the message ...
5
votes
1answer
27k views

Assigning a static IP to Ubuntu Server 14.04 LTS

I've installed Ubuntu 14.04 LTS Server in my machine on a separate hard drive while having my Windows 7 installation. The Windows OS has its full network connectivity and internet access through the ...
1
vote
3answers
19k views

VLC Player installation ubuntu 14.04

I Have searched for many options on internet to install VLC Player on ubuntu 14.04, but nothing is working for me. Please could you help me with this issue. Errors : ...
26
50
votes
5answers
37k views

How can I check the available version of a package in the repositories?

How can I check the version of the available package in the Ubuntu repositories without installing it?
8
votes
1answer
75k views

How to start/stop iptables?

While learning some new things about iptables I can't through this. While I am trying to start, its saying as root@badfox:~# iptables -L -n -v Chain INPUT (policy ACCEPT 0 packets, 0 bytes) pkts ...
9
votes
5answers
57k views

How to install subversion client in ubuntu

I have looked at this question: How do I install svn? We already use sudo apt-get install subversion to install subversion on the server. What should I do in order to install the subversion ...
10
votes
2answers
73k views

How to correctly fix a “dirty” NTFS partition without using chkdsk

When I try to do a ntfsck to a NTFS partition I get this: sudo ntfsck /dev/sdb1 Unsupported: replay_log() Volume is dirty. Unsupported: check_volume() Checking 161792 MFT records. Unsupported cases ...
1
vote
2answers
39k views

No root file system is defined

Here the steps I used to install Ubuntu. Booted Ubuntu 13.04 from a USB drive (I have XP). Everything going fine. Gave me options how to install. Chose "Other" as I have multiple drives. Gave me ...
30
votes
2answers
13k views

How do I install Landscape for personal use?

I'd like to manage my home machines and laptops with Landscape, how can I do this?
18
votes
6answers
50k views

How does copy-paste work with xterm?

Left-down-clicking in xterms starts the selection of something to be copy-pasted. Double-left clicking selects a word. Triple-left clicking selects a line. All this works under unity in 11.04. ...
33
votes
4answers
55k views

How do I copy files that need root access with scp?

I have an Ubuntu server to which I am connecting using SSH. I need to upload files from my machine into /var/www/ on the server, the files in /var/www/ are owned by root. Using PuTTY, after I log ...
21
votes
4answers
68k views

How to detach a screen on a terminal?

Maybe this is a dumb question. I know how to start a screen or how to list different screens. screen -ls or to attached.. There are screens on: 2477.pts-0.server1 (Detached) ...
3
votes
2answers
14k views

Upgrade xubuntu from 14.04 to 14.10

I set Notify me of a new Ubuntu version to For any new version. Then I did this in terminal: sudo apt-get update sudo apt-get dist-upgrade And nothing happened. The result of cat /etc/lsb-release ...
17
votes
4answers
24k views

Nginx failing to reload - how to track down why?

Hi I've had my Nginx server running great on Ubuntu server 12.04 for a while. I've been gradually bolting on various bits, and got as far as optimising load times on my wordpress page. After making ...
37
votes
3answers
32k views

What is the “sticky bit” (t permission) and why does /tmp have it?

The output of the command ls -ld /tmp is: drwxrwxrwt 30 root root 20480 Mar 11 14:17 /tmp So I have two main questions: What is the letter t after the permissions? As far as I know /tmp is used ...
34
votes
5answers
64k views

Is there a free trusted vmware image with Ubuntu preinstalled?

Since the vmware virtual machine drivers are pretty standard I don't see any technical reason for a preinstalled image not to be portable. Although the above situation is obvious, I didn't find any ...
8
votes
4answers
81k views

How do I start VNC Server on boot?

How do I create a system-wide autostart file? This would be on a cloud server running the desktop version of Maverick. I logged in as root and created an autostart file using ...
17
votes
3answers
41k views

Can I use Ubuntu to diagnose hard drive or RAM problems in Windows?

This may be a crazy question, but here goes... My brother suggested that I could somehow use either a Ubuntu Live Boot CD or Flash drive or Kubuntu as a way to diagnose issues I'm currently having ...
14
votes
1answer
23k views

Where is Start-up Applications in 14.04 Unity?

I cannot find the Start-up Applications in 14.04, I read on a forum that you had to go into Main Menu and allow it to be visible through preferences, but I have looked all the way through preferences ...
18
votes
1answer
39k views

Where are the postfix log files?

I know this has been asked a hundred times. But I've done a lot of Google searching without success. My question: I want to log every activity of my postfix server. Neither the default file ...
11
2
votes
1answer
23k views

How to install Flash Player Plugin in Lubuntu?

I am actually using Lubuntu, and I can't install the Abobe Flash Player Plugin with Chromium. When I download it on the Adobe Flash Player website, Lubuntu ask me (in French, sorry, I live in France) ...
3
votes
2answers
36k views

How to install “intel graphics driver installer ” in Ubuntu 12.04 LTS?

My system specification is as follow:- Microprocessor 2.6 GHz Intel Core i5-3230M Video Graphics Intel HD Graphics 4000 I want to install graphic driver provided by intel for linux. Need help ...
9
votes
3answers
35k views

Reboot a Server from Command Line?

How do I reboot a Ubuntu Server from the command line? sudo reboot now never seems to work for me. Because its a server, I don't have a window manager installed, so I can't do it from a GUI (which ...
5
votes
1answer
31k views

Getting hybrid graphics to work nvidia-prime GT650M

I recently made the switch to Ubuntu. Everything on my laptop works fine except my hybrid graphics card. It is Intel graphics combined with Nvidia GeForce GT650M. I tried Bumblebee, but primusrun ...
12
votes
5answers
34k views

How to clean /tmp?

rizhas@rizhas-laptop:~$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda7 67G 58G 5,2G 92% / none 4,0K 0 4,0K 0% /sys/fs/cgroup udev 1,5G 12K ...
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30
votes
5answers
42k views

Ubuntu as Miracast Sender/receiver

couldn't find anything about Ubuntu act as a Miracast receiver or sender. General info about Miracast at Wikipedia Should this work? Supported HW? (Wifi direct?) only via WiFi no LAN? If Wifi direct ...
6
votes
4answers
40k views

How to run mysql command from terminal?

I have the following sql command which I usually run in phpmyadmin by selecting the database, then running it in the command window. DELETE FROM `wp_posts` WHERE `post_type` = "attachment" However ...