Ubuntu is a Linux distribution with an emphasis on ease of use and installation. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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2
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0answers
69 views

Why VMware DHCP persists getting offline?

I am trying to set up a SSH server in my remote machine which is running Windows 7 on it currently. So first I set up a Oracle VirtualBox but it did not work for me properly. Then I decided to go with ...
3
votes
4answers
6k views

SSH not working from one specific computer

I can connect from every other computer on the LAN, as well as externally. It connects fine to other machines running SSHD. When trying ssh with verbosity, I get the following readout: $ ssh -vvv ...
1
vote
0answers
866 views

Ubuntu hangs on boot [closed]

After installation mount manger software, upon restarting ubuntu won't boot up . It hangs on boot splash screen and doesn't move further. I have duel boot running in this computer so, I can boot and ...
3
votes
1answer
3k views

Can't connect to steam

I've just installed Steam on my computer, created a Steam account and tried clicking on the steam icon to load it. It gave me the following error and then shuts down: If I type steam in the ...
-1
votes
1answer
98 views

How to create a custom Linux distribution? [closed]

Can any one tell me the easiest way to create a system with live cd with installing function. Which can install backtrack all tools?? I need to create a custom boot animation and everything!
5
votes
1answer
881 views

Writing raw images safely to USB sticks

Trying lots of different linux, on all kinds of hardware I find my self typing commands like this quite often: sudo dd if=xubuntu-13.10-desktop-amd64.iso of=/dev/sdc bs=10240 Needless to say, ...
2
votes
1answer
7k views

What is the command or hotkey for stopping a running program in DrJava?

I installed DrJava about a week ago. Its been working fine so far but I ran into an infinite loop and wanted a way to stop the program from running without having to force DrJava to quit. Is there a ...
3
votes
1answer
949 views

Alt+tab key not working in NX client for linux

I am using NX clinet-3.5.0-7 version running on ubuntu 12.04. I am trying to use Alt+Tab key to switch between different terminals on my NX client but I am unable to do so. When ever I use Alt+Tab, it ...
6
votes
1answer
2k views

Creating UFW rule to allow application to use dynamic ports

I am currently trying to get a Google Chromecast device to work through my Ubuntu 13.04 based computer. Currently, the Google Chrome extension shows "no devices found" as long as my UFW firewall is ...
1
vote
1answer
137 views

How to check for a folder inside a particular folder in shell script?

I am working on a shell script and python script as well. Python script is passing certain parameters to my shell script and then I am using those parameters in my shell script. Below is my shell ...
2
votes
1answer
321 views

Why does fstrim trim all of the free space on my mdraid mirror after a reboot? [duplicate]

I have a server with 2 SSDs: Model Family: Intel 520 Series SSDs Device Model: INTEL SSDSC2BW240A3F Firmware Version: 400i User Capacity: 240,057,409,536 bytes [240 GB] Sector Size: ...
1
vote
0answers
140 views

Ubuntu recognize my hard drive as “ FREE Disk ”

I'm newbie in Linux world but I'm a big fan of Ubuntu. I've bought a new laptop ( TOSHIBA C55D-A-13Q ) and it had Windows 8 64-bit pre-installed . I tried to install Ubuntu alongside it but it ...
0
votes
1answer
1k views

Difference between Ubuntu and Linux Mint

Can someone please tell me the differences between Ubuntu and Linux Mint ? I thought they were almost the same thing until I downloaded Ubuntu 13.10 versions of softwares for my Linux mint 16 ...
1
vote
1answer
210 views

How to stop many process like unicorn and sidekiq using single command in certain environment

I am using Ubuntu 12.04. I remotely access remotely EC2 instance, i will stop and start unicorn and sidekiq by following commands cap development unicorn:start cap development unicorn:stop cap ...
1
vote
1answer
465 views

Alternatives to Unity panel

Is there an alternative to Unity (top) panel that supports Mac style application menu integration? I'd like to have a Unity-like user experience on Debian.
3
votes
4answers
3k views

Crontab not working

I'm trying execute a basic shutdown crontab to run M-F at 10PM. So I did the following: sudo crontab -e Once inside of the crontab I added the following line: 0 22 * * 1-5 shutdown now The job ...
3
votes
1answer
446 views

Can't enable TRIM on SSD

I can't enable TRIM on my newly-installed SSD. Ubuntu Server 12.04, Linux 3.11.0-15-generic. I turned TRIM on through discard setting in /etc/fstab. Also TRIM doesn't work with fstrim command. Here ...
3
votes
1answer
148 views

How to limit a user's RAM on Ubuntu? [duplicate]

I currently have a "friend" that has an account on my dedicated server which is running Ubuntu. Not getting into specifics, but he said he will use ~2gb max and he's using ~10gb. On to the question. ...
8
votes
4answers
9k views

Why is this python error message generated whenever I type a nonsense command?

Whenever I type any "nonsense" command, this python error message is generated. Normal commands work fine. Any idea how to debug this? $ somenonexistingcommand Traceback (most recent call last): ...
0
votes
1answer
120 views

Which Desktop Linux version can run decently on For P4 & 750MB Ram

I just installed Ubunta 13.10 on an old P4 with 750MB Ram, but the system is running too slow to be used for anything. I had XP running on it and worked fast enough to use, but I decided I wanted to ...
2
votes
3answers
545 views

Memory Mapping Linux 3+ kernel

Can some one help me understand how memory mapping is done Gone through this Why does Linux show both more and less memory than I physically have installed? but still i am not able to understand ...
0
votes
0answers
43 views

Ubuntu + CISCO VPNC CLIENT for my new ubuntu version (32 bit )

I have newest Ubuntu Linux version 10.04.4 (32 bit ) I want to install Cisco VPNC client on this linux machines in order to connect to other customers I little confuse , which VPNC cisco version ...
1
vote
1answer
2k views

Make a “java -jar file.jar” run at startup

Hello I am running a kubuntu 13.10 distro, but I guess my question is pretty general...how to make a .jar execute in background at system start?
3
votes
2answers
460 views

Newly compiled kernel not booting up (vanilla kernel 3.12.14)

I downloaded, configured and installed kernel downloaded from kernel.org. While booting up this new kernel for the first time, this error screen shows which is pointing towards a missing or wrongly ...
0
votes
2answers
240 views

Make Ubuntu acknowledge that a custom built version of PHP is installed

I'm trying to install PHP from source code on my Ubuntu 12.04 VPS. I'm installing PHP like this: Download the latest version from the php.net website. Configure it using the parameters below. ...
4
votes
1answer
417 views

Why is this static route not taking effect?

Original Question I am running Ubuntu and network manager. I have two different interfaces, eth0 and eth1. Network manager has (as far as I can tell) correctly added this manual route: ~$ ip route ...
2
votes
2answers
168 views

Different sites on different interfaces using link aggregation

I read about Ubuntu Bonding and how it allows to bond multiple connections to get several advantages. My requirements is this : I want two different interfaces at a time (A wifi and other Ethernet) ...
0
votes
1answer
163 views

Recursively delete hidden directory & its files?

I want to delete all hidden directoris from a directory and its sub-directory. I also use rm -rf .directory_name this command is iterative command I want to a recursive command. Please anybody help ...
5
votes
4answers
7k views

FTP client with a good GUI?

I love linux because I get control over my system. But I do herald from the school of mac, where things are simple, beautiful, and powerful. I like it that way, as opposed to having lots of knobs and ...
0
votes
1answer
54 views

Getting black controls when running linux on vmware on windows

I want to run ubuntu 12.04 LTS. I want to put the graphics in it, but when I open it, I get this. I used this command sudo apt-get install --no-install-recommends ubuntu-desktop to put the desktop ...
0
votes
2answers
36 views

ssh to a new user in ubuntu

I created an user in ubuntu and now I want to do ssh with that user. I'm able to do ssh but I'm not getting in the shell: myUserName@myMachineName:path$ I just get: $ And I don't see the path ...
0
votes
0answers
162 views

fix webcam problem by changing its file in /dev/

At Ubuntu-Gnome 13.10, My webcam can be accessed by cheese; Also Skype determined the webcam, But it does not show any output for webcam at options window (Webcam also doesn't turn on). Skype ...
1
vote
1answer
330 views

Where can I find openbox logs?

I have a multi head openbox setup with fglrx as my drive. I chosen openbox from the gnome login screen of 12.10. My openbox crashes when I click to desktop left or right, but this does not happens ...
3
votes
2answers
658 views

Piped input to nano

Why does ls | nano - open the editor in Ubuntu but close the editor and save a file to -.save in CentOS? How can I get nano in CentOS to remain open when reading stdin?
2
votes
1answer
563 views

How do I determine where DNS requests fail in the TCP stack?

I have the networking setup described here: Why is this static route not taking effect? Currently, I can ping my DNS server but all DNS requests fail: ~$ ping 130.35.249.52 PING 130.35.249.52 ...
2
votes
2answers
2k views

How to use casper-rw file for persistance

I have my USB stick setup using Easy2Boot. It allows me to drop ISO files onto the USB drive and boot from there no config or tweaking needed. I have been doing research on making it persistent. I ...
1
vote
2answers
919 views

How to replace a custom date string in a text file

I've looked through several tutorials and a couple of StackOverflow posts, but I've not seen any examples using sed or awk which use dates. I have a text file that contains this as the first line, I ...
1
vote
1answer
135 views

Block TTY echo to display

I have a minimal Ubuntu as a Linux server. It starts many scripts on startup that is ok but I want to disable tty1 to echo everything to display When I start this server a login promt is presented on ...
1
vote
1answer
78 views

NSD Zone file wrong resolution

I've set up NSD with the following zone file: $ORIGIN ldom. ; my "Local DOMain" @ IN SOA lserver root.lserver ( 44 ;serial ...
0
votes
2answers
87 views

Unzipping appearing to fail

I run: ~$ gzip -d Mom.img.gz ^C ~$ I created Mom.img.gz by piping a dd to gzip. Should I be seeing output? I tried it with the GUI too, and the progress bar didn't move.
2
votes
1answer
204 views

Fresh install Windows 7 from USB on machine with Ubuntu and Windows 7

I have a Toshiba laptop l755 S5282 with Windows 7 and Ubuntu 12.04 on it. About a year ago, I pulled an iso file off of DigitalRivers for Windows 7. I did a fresh install of Windows 7 from USB, then ...
3
votes
4answers
278 views

List all commands of a specific Debian package

I want to know the commands that a specific Debian package offers me. For example lets say I installed a package called x.deb. This package surely contains some commands that i can use. How to list ...
3
votes
1answer
143 views

Updating kernel versions when booting from rEFInd

I'm booting from EFI using the awesome rEFInd bootloader. I've so far had to configure boot myself by manually copying over my EFI-compatible linux boot image to my EFI partition and writing a ...
2
votes
1answer
193 views

Recursively find and move corrupted PDFs

The Issue I was using python-skydrive to download files to my PC, and I accidentally corrupted a good amount of my PDF files. When I try to view them in Document Viewer, I get the following error ...
2
votes
1answer
1k views

Creating a Vagrant box with Docker installed

I'm trying create a nice playground for Docker in Vagrant based on Vagrant's precise64 box. (Code is available at GitHub: rfkrocktk/docker-vagrant-playground) Here's my Puppet provisioning ...
2
votes
1answer
255 views

lockfile-progs utilities usage [duplicate]

There is another question that is related, but it is actually different, because I'm asking why the behavior of lockfile-create & lockfile-touch is different to the current contents of the manual ...
2
votes
1answer
154 views

Linux Ubuntu from one architecture to another

I have an ubuntu installation (amd64) on a SSD "A" and I copied the whole harddisk to another SSD "B" , (GPT, sda1=BIOS Boot partion , sda2 = ntfs (windows) sda2=ext4 (ubuntu), sda3 = linux swap) I ...
1
vote
2answers
805 views

Kernel module for Cisco VPN client doesn't compile under ubuntu 10.04 LTS?

I am trying to install a Cisco VPN client under Ubuntu 10.04 LTS. In the extracted folder I type: alex@alex-laptop:~/Downloads/cisco4.8/vpnclient$ sudo ./vpn_install and there is output of activity ...
0
votes
1answer
108 views

Logging into an RDS session from the command-line

Is it possible to start an xfreerdp session into Microsoft windows from a command-line only install of Linux? The command I use from a full blown Linux install is this: $ sudo xfreerdp ...
0
votes
2answers
962 views

Particular site is not working on Ubuntu 12.04

I surf net in Ubuntu 12.04. All the sites are working, except one site http://developer.android.com/. I don't know why. At the same time, the same url opens in Windows perfectly. So the site is up ...