114
votes
46answers
591k views

Installing Broadcom Wireless Drivers

I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. What are the steps to install Broadcom wireless drivers ...
114
votes
5answers
616k views

Change folder permissions and ownership

I would like the user to have full rights on this folder (as well as all sub-directories and files in it): ~/.blabla currently owned by root. I have found numerous posts (in this forum and ...
114
votes
2answers
251k views

How to install Skype 4.3?

Skype 4.3 is just released with considerable improvements. As a regular Skype user I want to use the latest Skype on my Ubuntu 14.04, but there is no updates from Update Manager. Even in Skype website ...
113
votes
14answers
265k views

How to send mail from the command line?

How to send mail from the command line?
113
votes
1answer
221k views

How do I configure swappiness?

I need a step-by-step, simple and easy way to configure swappiness.
112
votes
6answers
66k views

What software can I use to view epub documents?

What software can I use to view .epub documents?
111
votes
5answers
159k views

How can I fix a 404 Error when using a PPA or updating my package lists?

PPA seems to be constantly offline. Whenever I use sudo apt-get update, this error is shown: W: Failed to fetch http://ppa.launchpad.net/ 404 Not Found How do I fix these errors?
111
votes
9answers
184k views

How do I get the CPU temperature?

How do I get the CPU temperature.
111
votes
10answers
40k views

Moving from bash to zsh

I'm considering moving from bash to zsh as I often come across posts praising zsh. I'm an experienced command line user and I'm assuming the basics are pretty much the same, so I'm looking for advice ...
110
votes
7answers
58k views

How do I enable or disable the global application menu?

I'm fairly excited for Unity, as it looks like a promising new direction for Ubuntu. However, I do have a concern - will it be possible to use Unity without the global menu? I have my window manager ...
109
votes
11answers
115k views

How do I install Ubuntu to a USB key? (without using Startup Disk Creator)

If you are hurrying to reply, System → Administration → StartUp Disk Creator -- no, that's not what I'm talking about. I want to try Ubuntu 11.04's Unity without touching my existing Ubuntu ...
109
votes
4answers
77k views

How do I install the latest TeX Live 2012?

Ubuntu 12.04 still includes the outdated and obsolete 2009 version of TeX Live. Other than installing manually from the TeX Live website, is there any alternative to install the latest 2012 version on ...
108
votes
6answers
38k views

How to understand the Ubuntu file system layout?

In Windows there’re perhaps only a couple of important folders (by important I mean important in my logical picture of the Windows file system) in the installation drive (in my case C:\). Namely ...
108
votes
4answers
275k views

How to create a soft or symbolic link?

I am installing p4v in /opt, but /usr/bin is on my path. Is it possible to create a soft or symbolic link for p4v from /opt to /usr/bin, so I can just type "p4v" since /usr/bin is in my path?
107
votes
4answers
80k views

Why is “No new release found” when upgrading from a LTS to the next?

I'm following the upgrade instructions on Ubuntu's website, but on launching the upgrade tool I get this response: Checking for a new ubuntu release No new release found Am I doing something wrong? ...
107
votes
12answers
143k views

What are some GUI clients for Git?

I am using git for version control of various projects. Is there easy-to-use software for navigating through commits and branches of a project and for retrieving versions?
106
votes
25answers
148k views

Ubuntu gets stuck in a login loop

My problem: As you can guess my Ubuntu is stuck in a login loop when trying to enter my desktop. When I login, the screen gets black and soon after that the login screen comes back. I'm a Ubuntu ...
106
votes
4answers
84k views

How do I set focus follows mouse?

Is there a way to set up "focus follows mouse" behavior in Unity?
106
votes
5answers
43k views

How do I find the package that provides a file?

Simple enough question: is there some shell command (or GUI method) I can use that, given the path to a file on my system, tells me what package put it there? Assuming the file did in fact come from a ...
105
votes
9answers
57k views

How do I disable overlay scrollbars?

It looks like Ubuntu 11.04 will come with overlay scrollbars by default. I do like them, but I don't like the current mix of scrollbar types as many applications don't yet use those overlay ...
105
votes
2answers
241k views

cannot change screen size from 640x480 after 14.04 installation on VirtualBox OSX [duplicate]

After installing Ubuntu 14.04 guest on VirtualBox running on a Max OSX host, I am stuck with 640x480 screen resolution. Adding guest additions again doesn't help. Previous Ubuntu installations are ...
105
votes
5answers
211k views

How do I install curl in php5?

I currently have PHP 5.3 installed with Apache in 10.04 Lucid. How can I add the PHP Curl libraries? Do I need to install any other dependencies for curl?
104
votes
9answers
8k views

What's the difference between package managers?

I know Ubuntu/Kubuntu has several programs that can be used to install packages, such as apt-get, aptitude, and synaptic (and perhaps others). What are the differences between them, and which one is ...
103
votes
10answers
301k views

How to force a clock update using ntp?

I am running Ubuntu on an ARM based embedded system that lacks a battery backed RTC. The wake-up time is somewhere during 1970. Thus, I use the NTP service to update the time to the current time. I ...
103
votes
10answers
113k views

Progress and speed with 'cp'?

When copying files using cp, is it possible to display the progress and speed of the transfer? Otherwise, is there any alternative command line utility that can achieve this?
103
votes
16answers
142k views

How can I create launchers on my desktop?

In older versions it was easy to create a launcher on my desktop all i had to do is right click on my desktop and select the create launcher option. But on 11.10 the option disappeared from the menu.. ...
103
votes
12answers
100k views

How can I tell Ubuntu to do nothing when I close my laptop lid?

I would like closing the laptop lid to be a no-op. How can I do that?
103
votes
10answers
421k views

How to burn a Windows .iso to a USB device?

I want to burn a Windows ISO to a USB device in Ubuntu. How do I do this? I know how to burn a Ubuntu ISO into a USB device, but with a Windows ISO it's not the same.
103
votes
2answers
200k views

How do I search for available packages from the command-line?

I have successfully installed some packages using the command line 'sudo apt-get install ...' when I have known in advance that those packages are available. But how can I search for or get a list of ...
103
votes
4answers
61k views

How do I revert Alt-tab behavior to switch between windows on the current workspace?

Enabling Bias alt-tab sorting to prefer windows on the current viewport as described here made no difference. How can I get back the exact same behavior as 11.04, so that alt-tab only switches between ...
102
votes
5answers
120k views

How to Downgrade a Package via apt-get?

How to downgrade a package to an older version via apt-get?! Another tools are also accepted but apt-get is preferred.
102
votes
10answers
62k views

What can replace system monitoring in the top Gnome Panel in Unity?

I'm used to have System monitoring in the top Gnome Panel: CPU, Temperature, Net, Fan-Speed. (see screenshot below) In Unity, the Top Panel is locked for window name and global menu, so I can't add ...
101
votes
18answers
70k views

How do I create a desktop wallpaper slideshow?

How do I create a desktop wallpaper slideshow with my own set of images? With the images coming from a pictures folder, or pre-selected With the images displayed in order, or randomly With the ...
101
votes
15answers
401k views

How do I add a DNS server via resolv.conf?

Is /etc/resolv.conf useless in Ubuntu 12.04 LTS (Precise Pangolin)? I see that the DNS server information is stored in NetworkManager now. The nmcli command line tool can list that for you. If I ...
101
votes
7answers
54k views

Missing date & time applet from top Unity panel

I like Unity very much. Recently, I installed Compiz manager and Nautilus Elementary also then tried to Play. During some of my playing around, Unity's clock applet has vanished. I want to make it ...
101
votes
19answers
28k views

Why is it bad to login as root?

I've often come across posts on forums or other websites where you see people joking in such a manner about running/logging in as root as if it's something awful and everyone ought to know about it. ...
101
votes
11answers
176k views

How do I install Java?

How do I install Java, including in my browser, so websites with Java work?
101
votes
8answers
34k views

Is there an easy way to rearrange or move the icons in the Unity launcher?

It looks like the only time that you can choose where an icon goes on the unity launcher, is when you add it. Is there a way to rearrange the order of an icon after it has been added?
101
votes
4answers
289k views

How can I copy the contents of a folder to another folder in a different directory using terminal?

I am trying to copy the contents of a folder to another folder in a different directory using terminal. Would somebody be able to provide me an example of the command line syntax required to achieve ...
101
votes
6answers
91k views

How can I configure Unity's launcher auto-hide behavior?

This has been an issue for me with Unity since its release. I'd like to make the the launcher auto-hide. Especially on Netbooks, where screens are small, the launcher is quite wide, making it ...
101
votes
1answer
105k views

What are the meta, super, and hyper keys?

In System -> Preferences -> Keyboard -> Layout -> Options ->Alt/Win key behavior What do meta, super, hyper mean?
101
votes
6answers
23k views

Best way to cache apt downloads on a LAN?

I have multiple Ubuntu machines at home and a pretty slow internet connection, and sometimes multiple machines need to be updated at once (especially during new Ubuntu releases.) Is there a way where ...
100
votes
12answers
131k views

How to modify a invalid /etc/sudoers file? It throws out an error and not allowing me to edit again

How do I edit an invalid visudo file? Here is what happens: $ sudo visudo >>> /etc/sudoers: syntax error near line 28 <<< sudo: parse error in /etc/sudoers near line 28 sudo: no ...
100
votes
7answers
120k views

Is there a program like Microsoft Paint? [duplicate]

Greetings, I'm slowly getting used to Ubuntu; for I've been a Windows user as long as I've used any computer. I'm hoping someone can suggest a good graphics software. I'm simply looking for one ...
99
votes
2answers
199k views

How to enable mod_rewrite in Apache?

I just installed the LAMP stack on my Ubuntu system. The redirection is not working for me. I don't know how to fix it. Can anyone help me?
99
votes
4answers
47k views

What is different about the Mac ISO image?

http://cdimage.ubuntu.com/releases/11.04/release/ At that location there is an ISO image which is described as "This image is adjusted to work properly on Mac systems." What specific problems on the ...
99
votes
5answers
29k views

Why is Wayland better?

As recently announced by Mark Shuttleworth, Ubuntu will be moving towards using Wayland as its display manager. What are biggest differences between X11 and Wayland? Why will Wayland make Ubuntu ...
98
votes
15answers
101k views

How can I find the version of Ubuntu that is installed?

I installed some version of Ubuntu on my VMware, but I don't know what version exactly it is. How can I find it out?
97
votes
9answers
40k views

There's an issue with an Alpha/Beta Release of Ubuntu, what should I do?

I've been running Alpha releases of Ubuntu for some time now. I keep running into issues - how can I get these resolved? What should I do when I encounter these problems? And where can I find other ...
97
votes
6answers
63k views

What is the easiest way to resolve apt-get BADSIG GPG errors?

I frequently cross this issue, and always have to google for an answer. Does anyone have a permanent fix for BADSIG errors from apt-get? W: GPG error: http://download.virtualbox.org lucid ...

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