Greatest Hits

5
votes
2answers
19k views

Cannot install new omega driver from AMD

Hi all I'm trying to install the new omega drivers for Ubuntu 14.04 AMD Catalyst™ 14.12 But the ubuntu software center is complaining "Dependency is not satisfiable: fglrx-core" I'm downloading ...
29
votes
2answers
74k views

How to find a text file which contains a specific word inside (not in its name)

I want to find a text file in my hard disk which contains a specific word. I want to use a graphic application. I'm on 12.4 "Precise Pangolin". Prior to Ubuntu 12.4 I used to start in the dash an ...
4
votes
1answer
44k views

Resetting forgotten phpmyadmin password

I recently installed LAMP on Ubuntu 13.04(32-bit) but forgot my phpMyAdmin password. How can I reset its password without re-installing it?
21
votes
6answers
98k views

How do I set up xrdp session that reuses an existing session?

I have been trying to set up a RDP terminal server on precise using xrdp and have been having significant trouble getting a working configuration. When a user logs on, I need it to connect to that ...
12
votes
3answers
30k views

How to disable the “unlock your keyring” popup?

I read through all the related answers, but they do not apply to Ubuntu 14.04. I have no .gnome2 folder and no Passwords and Encryption keys item in the system settings. I tried to crawl through ...
46
votes
3answers
72k views

“(CRON) info (No MTA installed, discarding output)” error in the syslog

I have a fresh install of Ubuntu 12.04.1 LTS an a number of servers. I have not added any cron jobs or edited my crontab on those servers, however, at around the same time for each machine, I get a ...
67
10
votes
2answers
54k views

How do I install ncurses header files?

I was trying to configure the kernel and I got the following error. Can somebody please tell me what should I do? root@nitr-desktop:/usr/src/linux# make menuconfig *** Unable to find the ncurses ...
83
22
votes
7answers
83k views

fsck can't find fsck.ntfs

On several machines that I've upgraded from Natty to Oneiric, I get an error every boot (one for every NTFS partition): Serious errors were found while checking the disk drive for /windows/c. Press ...
83
11
votes
2answers
72k views

How to install the Boot-Repair tool in an Ubuntu live disc?

When the bootloader (GRUB) is broken, I cannot access neither Ubuntu nor Windows. I heard that an easy solution to fix this is to use the Boot-Repair tool from an Ubuntu liveCD (or liveUSB). What ...
36
votes
3answers
128k views

How do I compress a directory?

I'm trying to compress a directory and ftp it to a windows ftp. I have tried every tar command I can find to compress a directory. It appears to be ok. Then I transfer it and view it's contents ...
9
votes
4answers
26k views

Google Chrome proxy settings?

When I try to set Google Chrome's proxy settings (on chrome://linux-proxy-config/), I get the following message: When running Google Chrome under a supported desktop environment, the system ...
18
votes
10answers
41k views

How to show only hidden files in Terminal?

I have a directory that contains thousands of files, some of them are hidden. The command ls -a list all files, including hidden ones, but I need just to list hidden files. What command should I ...
4
votes
3answers
69k views

apt.conf “Acquire::http:Proxy ”proxyserver:port" seems not to be used (Ubuntu 13.04 under Virtual Box on Win7)

This is for an installation of Ubuntu 13.04 Desktop in a VirtualBox VM. I'm on a corprate network with an HTTP proxy at x.y.z.251:9090. I've configured the guest OS with the autoconfiguration script, ...
22
votes
7answers
73k views

Ripping DVD to iso - Accurately

I have been using Brasero to rip my DVD collection to .iso. However, I've discovered some errors in some of the DVDs through playback e.g. VLC player would just stop playing the iso file when a bad ...
80
6
votes
1answer
53k views

“E: Unable to locate package update” when I try to update my system, why?

I have almost an hour trying to update my installation, this is how I'm trying to do it: $ sudo apt-get install update [sudo] password for braiam: Reading package lists... Done Building dependency ...
43
9
votes
3answers
81k views

How do I remove the FGLRX drivers after I've installed them by hand?

I installed ati-driver-installer-11-9-x86.x86_64.run downloaded from the ATI Website. However I installed the generic version instead of building a distribution specific installer. Now I have the ...
39
votes
3answers
74k views

How to force Wine into acting like 32-bit Windows on 64-bit Ubuntu?

When installing Wine on 64-bit Ubuntu 12.04, both 64-bit support and 32-bit support get installed. If I run wine foo.exe where foo.exe is a 64-bit-aware installer, it thinks it's on 64-bit Windows. ...
12
votes
4answers
42k views

Ubuntu 14.04 multi touch screen support

Just installed 14.04. It seems to be converting all my screen touch gestures to mouse gestures. And it only supports one point touch. It is supposed to support ten touch points (tested with windows ...
8
votes
5answers
73k views

How do I update/install Perl

The Perl package is in /usr/bin and is an older version (5.12.4) and the current stable release appears to be 5.14.2. How do I update this version? Root access is required, and I do not want to ...
84
50
votes
4answers
77k views

What is the equivalent of the “tracert” DOS command?

tracert is a command in MS-DOS command prompt to trace the route to an IP Address. Is there any command in the Gnome Terminal equivalent to this?
18
votes
1answer
62k views

How to install numpy and scipy for python?

I am tired to try to install numpy and scipy for phyton 2.7.5, I need this version of python because my final goal it's to install class (http://class-code.net/) and montepython ...
82
votes
10answers
111k views

How do I clear the DNS cache?

I just updated the DNS record (ns1, ns2, ns3.myhostingcompany.com) for a site I've got hosted, but I still get the domain registrar parking page. I'd like to see if the problem is Ubuntu's cached DNS ...
33
votes
6answers
86k views

Bash remove first and last characters from a string

I have a string like that: |abcdefg| And i want to get a new string called in someway (like string2) with the original string without the two | at the start and at the end of it so that i will ...
14
votes
6answers
41k views

How do I take a screenshot?

I'm not really sure since I'm still new to Linux distros in general
25
votes
3answers
68k views

Failed to get canonical path of /cow

I am trying to install Ubuntu 12.10 for quite some time, and passing hurdles one by one. Now I am in a situation as follows. I have got a PC and 10 GB HDD which will be totally dedicated to Ubuntu so ...
49
votes
5answers
91k views

Getting MTP enabled devices to work with Ubuntu?

Since Ubuntu 13.04 storage access to external devices via MTP is supposed to work out of the box via a GVFS-MTP module. While this question is about the Galaxy Nexus, other Android devices as ...
70
5
votes
4answers
59k views

Can I play Windows (Steam) games on Ubuntu?

I am downloading Ubuntu and I really want to play Windows games from Steam but I don't want it to replace my OS.
59
25
votes
2answers
89k views

Proper fstab entry to mount a samba share on boot?

I am a little confused on the proper fstab entry for a samba share in Ubuntu 12.04 I can get the drive to mount manually by using: sudo mount -t cifs //192.168.2.2/raid_drive /mnt/homeserver -o ...
9
votes
2answers
39k views

How to extend my root (/) partition?

Till today I was using ubuntu 13.04 in my windows7/ubuntu dual boot. Just now I have upgraded to ubuntu 14.04. My software updater showed an updates available message. I proceeded with Install Now . ...
8
votes
5answers
20k 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 ...
12
votes
2answers
34k views

How to install KDE along Unity?

I have just installed the latest Ubuntu 14.04 and I would like to install KDE along side my Gnome/Unity that I have now. How can I do this? Thanks!
58
41
votes
5answers
90k views

What are the differences between “su”, “sudo -s”, “sudo -i”, “sudo su”?

I already read it from manual but I can't see difference.. su - change user ID or become superuser sudo -s [command] The -s (shell) option runs the shell specified by the SHELL environment ...
73
6
votes
2answers
39k views

cgi-bin not working

I reinstalled kubuntu 13.10, cgi-bin is not working. Apache downloads the cgi instead of executing it! I have the latest apache with cgi mod enabled. To 000-default.conf, I added these options: ...
65
17
votes
3answers
70k views

How to fix 3D Acceleration for Vmware Workstation 9?

I have recently installed Vmware workstation 9 on Ubuntu 12.04 & i have migrated my VM's from windows to Ubuntu 12.04 . Now i am getting openGL error & it says no 3D acceleration as shown in ...
18
votes
4answers
60k views

In VirtualBox, how do I set up host-only virtual machines that can access the Internet?

In setting up virtual machines with VirtualBox, I often want the following characteristics vm has a static ip host can access vm without port forwarding vm can access the internet I can move ...
13
votes
6answers
31k views

What version of Python do I have?

How can I find out what versions of Python I have? I am using Ubuntu 14.04 (Trusty Tahr).
38
9
votes
5answers
36k views

How do I eliminate screen tearing on 14.04 and XBMC with NVidia-331?

I have updated my 12.04 HTPC to 14.04 (new install; same hardware), and have started getting awful screen tearing where I had none before. /proc/cpuinfo AMD A4-3300 APU with Radeon(tm) HD Graphics ...
20
votes
1answer
75k views

My WiFi adapter is not working at all, how to troubleshoot?

On this site I see hundreds if not a thousand questions being asked about issues with a Wireless LAN adapter not being detected/recognized by Ubuntu. Some mainstream adapters appear to be utterly ...
9
votes
4answers
77k views

How do I navigate between directories in terminal?

I am new to Linux and Ubuntu and have tried changing to folders/directories with some difficulty. Could someone explain why the following commands failed to change to the desired target ...
15
votes
7answers
30k views

How do I update LibreOffice to next point release in 14.04?

I want to update my LibreOffice (whole package). Is there a way to do it without uninstalling old and then installing new? If there is no option for updating directly, how should I do it otherwise? ...
33
votes
6answers
44k views

setting timezone from terminal

there has been a few questions about this topic and i know the answer this could help others and maybe someone could help me out if what i want to do is possible i want to chainge the timezone of the ...
33
votes
10answers
69k views

How to find and change the screen DPI?

I am trying to find and then change the screen DPI (dots per inch) setting in 12.04 and 12.10. However, I can't seem to find any app or config file that can do this. Is there any app or conf file for ...
68
22
votes
1answer
53k views

Share wireless Internet connection through ethernet

I want to share the wireless Internet connection on my desktop with my old laptop, through ethernet. I have ticked the option "Make available to others" on both connections, on my desktop, but my ...
21
votes
5answers
50k views

Automatically enter input in command line

I'm running a script that it requests entering 'y' on each operation, I am looking for a solution like $ ./script < echo 'yyyyyyyyyyyyyy' to pass all my inputs in one time.
11
votes
5answers
75k views

How to fix “ndiswrapper not found”?

I've been using ndiswrapper to make work some wireless cards using its Windows drivers, because they are not yet supported by free Linux drivers. Until Ubuntu 12.04. Now, I can install Windows ...
6
votes
3answers
61k views

How to install Ubuntu on MacBook Pro as Dual Boot?

I want to install Ubuntu 13.10 in my MacBookPro. I am running Mountain Lion in my mac. I want to run both Mountain Lion and Ubuntu 13.10 in My mac. How to install Ubuntu in my macbook without ...
6
votes
3answers
63k views

How to make an xorg.conf file

I just installed Ubuntu 12.10 and I need to make a custom xorg.conf file. By default, there is not an xorg.conf file on my system. I know what I need to write in the config, but I just don't know how ...
66
votes
2answers
85k views

How do I keep track of failed SSH log-in attempts?

I'd like to see if somebody has been trying to log-in by brute-force into my Ubuntu 12.04 server over SSH. How can I see if such activities have been taking place?
8
votes
3answers
31k views

How can I install 3.16 kernel on Ubuntu 14.04

sudo apt-get update && sudo apt-get dist-upgrade do not show the newest kernel. How can I install 3.16 kernel on 14.04?
11
votes
2answers
68k views

How much memory (RAM) should I allocate to the Virtual Machine?

I'm installing Ubuntu in a Virtual Box; my host OS is Windows 7, and I have 6GB of RAM on my system. One tutorial on setting up Ubuntu on a virtual machine (this one, on step 14: ...