Greatest Hits

35
votes
8answers
188k views

How do I mount an SD card?

My computer has an SD card slot. When I put a working SD card into the slot, nothing happens. When I put a CD or DVD in, or plug in a USB drive, the medium is mounted and available. Is there something ...
120
votes
12answers
96k views

How do I disable the guest session?

How do I disable the guest session in Ubuntu 11.10 or higher? I don't want people to be able to use my computer without using a password to log in!
23
votes
4answers
173k views

How do I enable Remote Desktop connection on Xubuntu 11.10?

How do I enable Remote Desktop connection on Xubuntu 11.10? I do not find any options such as those present in Ubuntu?
329
votes
10answers
278k views

What are PPAs and how do I use them?

I keep reading about Personal Package Archives ('PPAs') and people answer questions with a link to a PPA. What's the best way to use these? There are multiple valid answers for this question ...
138
17
votes
4answers
132k views

How to install and run UNetbootin?

Strangely, but true, you cannot install from the the original site, or run it. So how to install and run UNetBootin?
92
votes
14answers
133k views

How to check battery status using terminal?

I would like a command that check the battery status through the terminal
30
votes
4answers
103k views

I've downloaded a .sh file - how do I install this?

I'm new to Ubuntu and know installing programs only from window. It is very easy there: Just double-click the setup.exe and the things start. But how do I install a program on Ubuntu? I want to ...
245
18
votes
6answers
132k views

How do I disable the “Nouveau Kernel Driver”?

I'm trying to install proprietary nvidia graphics driver I downloaded from nvidia website. It will not install because it says that the "Nouveau kernel driver" needs to be disabled first. I opened ...
203
19
votes
7answers
145k views

How do I convert .ts files into something useful?

I have a file that ends in .ts, which according to wikipedia is an MPEG2 file. I've never run into a file like this so I want it want the file to be in a more common format/container to use on ...
17
votes
3answers
67k views

How to solve the phpmyadmin not found issue after upgrading php and apache?

Recently I have install the PHP, Apache, MySQL, phpMyAdmin, python in my Ubuntu Desktop 12.04.3 LTS to use it as a LAMP server. The commands I used to install these are given below: 1: sudo passwd 2: ...
72
votes
5answers
82k views

How can I empty the trash using terminal?

I am not able to search trash anywhere. Can you please tell me a command or anything like that to empty the trash using terminal ?
44
votes
19answers
91k views

Ubuntu on Lenovo Yoga 2 Pro

Is it possible to install Ubuntu on the new Lenovo Yoga 2 Pro? I have checked the Lenovo compatibility lists on the Ubuntu site, but no new entries have been created yet for this model (released ...
73
votes
6answers
143k views

How can I decode a base64 string from the command line?

I would like to write a bash script to decode a base64 string. For example I type decode QWxhZGRpbjpvcGVuIHNlc2FtZQ== and it prints Aladdin:open sesame and returns to the prompt. So far I have tried ...
294
votes
8answers
80k views

How do I modify or disable the HUD's use of the Alt key?

A number of games, Emacs, and the terminal make extensive use of the Alt key. Can Unity be configured to respect this key, rather than launching the HUD with it?
54
votes
6answers
53k views

Not enough free disk space when upgrading

I'm getting an error in software updater when I try and do my daily updates. it says: The upgrade needs a total of 25.3 M free space on disk `/boot`. Please free at least an additional 25.3 M of disk ...
254
97
votes
8answers
176k views

How do I create a permanent Bash alias?

I would like to create an alias to rm command in order to have a confirmation message after executing this command. So I am creating an alias like this alias rm='rm -i'. But as far as I know this is a ...
201
52
votes
14answers
78k views

How to add a “Show desktop” icon to the launcher?

I recently upgraded from 10.04 to 12.04, and there is no show desktop in the launcher. I know I can use Ctrl+Super+D, but is there a way to get it in the launcher? Edit: I just installed the "show ...
70
votes
11answers
214k views

How to make a disk image and restore from it later?

I'm a new Linux user. I've reinstalled my Wubi from scratch at least ten times the last few weeks because while getting the system up and running (drivers, resolution, etc.) I've broken something (X, ...
168
80
votes
7answers
235k views

How can I create a zip archive of a whole directory via terminal without hidden files?

I have a project with lots of hidden folders / files in it. I want to create a zip-archive of it, but in the archive shouldn't be any hidden folders / files. If files in a hidden folder are not ...
33
votes
5answers
132k views

Permanently removing apache2

It seems a simple apt-get remove apache2 does not completely remove apache2 as I can still see it on one of the processes when running top. How does one remove apache2 completely on his ubuntu server? ...
176
39
votes
6answers
153k views

How do I connect to a WPA wifi network using the command line?

So basically, I'd like to use iwconfig to connect to my wifi network when I'm not inside X. But I just don't see a way to do it in the man page. Any idea?
47
votes
8answers
169k views

How to update kernel to the latest mainline version without any Distro-upgrade?

Currently I'm running Linux-3.0 and I want to update it to Linux-3.3.1 the latest stable kernel release as mentioned at http://www.kernel.org. Can I update to 3.3.1 in Ubuntu without any risk of ...
100
votes
5answers
138k views

How to add a PPA on a server?

The server version of Ubuntu does not have the add-apt-repository command. How can I add a Personal Package Archive (PPA) to the server without this command?
217
30
votes
5answers
102k views

USB turn write protection off

Hi I have a USB which is write protected: dmesg | tail [10098.126089] sd 7:0:0:0: [sdb] Write Protect is on [10098.126098] sd 7:0:0:0: [sdb] Mode Sense: 23 00 80 00 [10098.126779] sd 7:0:0:0: [sdb] ...
229
42
votes
14answers
127k views

How can I create a select menu in a shell script?

I'm creating a simple bash script and I want to create a select menu in it, like this: ./script echo "Choose your option:" 1) Option 1 2) Option 2 3) Option 3 4) Quit And according to ...
55
votes
5answers
104k views

How do I get AMD/Intel Hybrid Graphics drivers to work?

On Ubuntu 12.04 my Sony Vaio VPCSE with Intel® HD Graphics 3000 and AMD Radeon™ HD 6630M worked fine with the Catalyst Control Center version 12.6. Also the switching between integrated and discrete ...
50
votes
48answers
102k views

What download managers are available for Ubuntu?

This question exists as it fills a specific criterion. While you are encouraged to help maintain its answers, please understand that "big list" questions are not generally allowed on Ask Ubuntu ...
9
votes
4answers
105k views

A “failed to fetch” error occurs when apt-get update is run. How do I fix this?

Contrary to the note above, I haven't found the answer to my problem. I have read almost a dozen apt-get update questions, most from askubuntu.com, with "failed to fetch" errors and tried the ...
47
votes
6answers
61k views

How to add Android Studio to the launcher?

I'm trying to install the android studio so that I can launch it from a launcher instead of via terminal. Can someone give specific instructions please? I think this is something to do with the ...
19
votes
5answers
159k views

Detect and mount devices?

I upgraded Ubuntu today and everything works smooth except that Ubuntu doesn't detect any other storage devices. My / and /home partitions work fine, but my other partitions are just not detected. I ...
33
votes
5answers
103k views

How do I find my internal ip address?

I have ubuntu server 12.04 installed so I have no GUI. When I do the command ifconfig, I cannot find my internl ip address. it says inet addr: 127.0.0.1 . here is output of ifconfig -a: eth0 link ...
173
votes
36answers
135k views

What lenses for Unity are available?

This question is present as a matter of historical interest. While you are encouraged to help maintain its answers, please understand that "big list" questions are not generally allowed on ...
59
votes
6answers
131k views

How to run BitTorrent Sync?

I am in Ubuntu 12.04 (precise) 64bit and downloaded the btsync executable from http://labs.bittorrent.com/experiments/sync/ but running it doesn't seem to have any effect. Double-clicking the ...
87
votes
11answers
127k views

How to display network traffic in terminal

how to display the actual network traffic (wireless) in a terminal? Additionally: Is it possible to add this info to the chart of top?
39
votes
9answers
201k views

How do I kill processes in Ubuntu?

How do I kill all processes running by my own non-root account? I have some spinning smbd processes that I caused from my windows machine and so I telnetted into the linux server and I want to kill ...
19
votes
4answers
155k views

How to kill and to start the X server?

In 12.04 How do you kill the X server from the command line and from the GUI interface and how do you start it from the virtual terminal?
158
41
votes
5answers
123k views

How can I install a .bin file?

I want to update Acrobat Reader for Firefox, but the download has the .bin extension. How can I install it?
124
votes
4answers
102k views

Is there a power saving application similar to Jupiter?

I have installed the 13.04 final release and so far I am loving it more 12.10. I'm trying to install the Jupiter power settings app but, I read it is no longer compatible with the new kernel. Is there ...
49
votes
7answers
106k views

How to install a LibreOffice Dictionary (Spelling Check, Thesaurus…)

What are the steps to install the Spelling Check and other language supports for LibreOffice. For example spanish, french, italian, etc..
38
votes
2answers
143k views

How do I install OpenOffice.org instead of LibreOffice?

I want to install OpenOffice.org. What can I do to install it on my computer?
33
votes
8answers
192k views

How do I run a 64-bit guest in VirtualBox?

I would like to have an Ubuntu 11.04 64-bit test environment. When I try booting the Ubuntu 11.04 64-bit installation CD in VirtualBox, the following message is displayed by VirtualBox: VT-x/AMD-V ...
41
votes
9answers
203k views

How to remove all files from a directory?

The closest I've gotten is # rm /path/to/directory/*.* but that doesn't work for files that don't have an extension...
20
votes
2answers
165k views

Install gcc on Ubuntu 12.04 LTS

When I try to install gcc on Ubuntu 12.04 LTS Server with apt-get install gcc, I get the following error: The following packages have unmet dependencies: gcc : Depends: cpp (>= 4:4.6.1-2ubuntu5) ...
102
votes
11answers
181k views

How do I install Java?

How do I install Java, including in my browser, so websites with Java work?
73
votes
8answers
44k views

How do I install the Firefox Developer Edition?

Mozilla released the Firefox Developer Edition! How do I install it on Ubuntu? Source: Mozilla Releases 'Firefox Developer Edition' for Windows, Mac and Linux - OMG! Ubuntu!
122
19
votes
4answers
17k views

Problem with installing Steam on Ubuntu 15.04

Actually i have installed the new Ubuntu 15.04 64bit, and when i'm trying to install Steam on it, there is a problem. In fact i have downloaded the deb package from steam website, installed it and ...
41
votes
8answers
129k views

Desktop Client for Google+ and Hangout

Is there any app that I can use to do Google Hangout from within my Ubuntu Desktop like Skype? Also, How can I integrate Google+ account with Ubuntu?
34
votes
5answers
142k views

How to create ISO images?

Let's says that I have a Microsoft Office 2010 on a .zip file, then I extract it into a folder, and now I want to build a .iso file from the files inside this folder. How can I do that?
89
votes
5answers
187k views

How do I add a user to the “sudo” group?

In /etc/sudoers I see this: # Allow members of group sudo to execute any command after they have # provided their password # (Note that later entries override this, so you might need to move # it ...
15
votes
8answers
58k views

Why is my Apache not working after upgrading to Ubuntu 14.04?

[aman@aman-Inspiron-1440:~$ apache2 [Mon Apr 21 17:36:38.019213 2014] [core:warn] [pid 4134] AH00111: Config variable ${APACHE_LOCK_DIR} is not defined [Mon Apr 21 17:36:38.019345 2014] [core:warn] ...