118
votes
10answers
105k views

How can I keep recent files from appearing in Unity?

I sometimes browse erotic media files but I would like to avoid having them appear in files & folders / recent. How can I do that? The old "making .recently-used.xbel a folder" trick from 10.10 ...
117
votes
33answers
365k views

How do I download a YouTube video?

I am running Ubuntu 10.10; Can anybody please provide instructions on how to download videos from YouTube?
117
votes
2answers
261k 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 ...
117
votes
7answers
309k views

How can I restart x-server from the command line?

How can I restart x-server from the command line? I'd really like to be able to restart my gui without having to do a full system reboot.
116
votes
5answers
380k views

How to format a USB or external drive?

Using Ubuntu 11.10, how do I format an external or USB drive? I don't find an option to 'format' when I right click. In the new version, the drives don't come up on the desktop but instead come on ...
116
votes
1answer
229k views

How do I configure swappiness?

I need a step-by-step, simple and easy way to configure swappiness.
116
votes
6answers
68k views

What software can I use to view epub documents?

What software can I use to view .epub documents?
115
votes
14answers
271k views

How to send mail from the command line?

How to send mail from the command line?
114
votes
11answers
118k 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 ...
114
votes
5answers
46k 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 ...
114
votes
13answers
149k 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?
114
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 ...
113
votes
4answers
285k 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?
112
votes
7answers
59k 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 ...
111
votes
6answers
39k 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 ...
111
votes
26answers
158k 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 ...
111
votes
4answers
78k 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 ...
110
votes
5answers
221k 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?
110
votes
4answers
81k 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? ...
110
votes
2answers
214k 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 ...
109
votes
5answers
124k 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.
108
votes
10answers
118k 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?
108
votes
4answers
304k 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 ...
108
votes
12answers
103k 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?
107
votes
10answers
433k 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.
107
votes
4answers
85k views

How do I set focus follows mouse?

Is there a way to set up "focus follows mouse" behavior in Unity?
106
votes
10answers
318k 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 ...
106
votes
9answers
58k 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 ...
106
votes
2answers
255k 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
12answers
135k 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 ...
105
votes
16answers
147k 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.. ...
105
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 ...
105
votes
4answers
62k 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 ...
104
votes
18answers
72k 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 ...
104
votes
15answers
410k 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 ...
104
votes
8answers
35k 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?
104
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 ...
103
votes
7answers
56k 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 ...
103
votes
5answers
88k views

How can I get octal file permissions from command line?

There is a chmod command to set file permissions, but can I get file permissions in octal mode (such as 755) from the command line?
103
votes
1answer
107k 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?
103
votes
10answers
63k 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 ...
102
votes
19answers
30k 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. ...
102
votes
11answers
181k views

How do I install Java?

How do I install Java, including in my browser, so websites with Java work?
102
votes
6answers
92k 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 ...
102
votes
7answers
124k 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 ...
102
votes
5answers
30k 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 ...
101
votes
3answers
326k views

What command do I need to unzip/extract a .tar.gz file?

I received a huge .tar.gz file from a client that contains about 800 mb of image files (when uncompressed.) Our hosting company's ftp is seriously slow, so extracting all the files locally and sending ...
101
votes
2answers
206k 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?
101
votes
1answer
92k views

How do I retrieve the public key from a SSH private key?

A SSH private key as generated by ssh-keygen contains a public key part. How do I retrieve this public key from the private key? I've lost my public key and need to put the contents of this public key ...
101
votes
4answers
48k 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 ...

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