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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error while compiling c file

I am a newer user of Ubuntu I used to compile c file via Code Block in Win OS. But now I've created a simple program (hello ,world!). This is the code #include<stdio.h> /* demo.c: My first C ...
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1answer
24 views

How to boot linux without any prompts? [on hold]

When I boot my linux computer it prompts me to notify me that I have usb devices connected. I have to press a key for it to finish booting. Is there a way to bypass this so that the computer will ...
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0answers
21 views

Which system for make command?

I am attempting to use the make command to build a project. However I do not know which system to select. How can I tell? Running Ubuntu 15.04 on a Dell Latitude D630 with an Intel Core 2 Duo CPU ...
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13 views

Bash script in /etc/pm/sleep.d/ blocks suspension

I have a simple script on my ubuntu, which I placed into /etc/pm/sleep.d/. Here it is: /etc/pm/sleep.d$ cat 01_working_with_pulseaudio #! /bin/sh case "$1" in hibernate|suspend) ...
0
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1answer
36 views

Cannot ssh using PuTTy with a valid username and password. How to make sure server and the PuTTy keyboard / terminals are same? Other issues?

Novice here looking for a solution... Problem: Cannot ssh into a ubuntu 14.01 server (tried using PuTTY and RoyalTS) from a Windows 8.1 laptop. The terminal window comes up with prompt for the ...
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11 views

Installing Ubuntu 14.04 on Lenovo Essential G505S (59-380131) Laptop

The configuration of my laptop is: Lenovo Essential G505S (59-380131) Processor : APU Quad Core A10 RAM : 8GB [I have upgraded RAM from 4GB to 8GB] HDD : 1TB O.S. : Win7 Ultimate 64 Bit Graphics Card ...
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1answer
2k views

How to troubleshoot and fix Wifi driver on Wandboard DUAL?

Environment Wandboard DUAL C1 Ubuntu Trusty using these instruction Issue I was able to install Ubuntu Trusty and I am failing to get the Wifi driver to work. root@ubuntu-armhf:~# uname -a Linux ...
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0answers
10 views

How to reinstall ubuntu after deleting its partition from Windows 10? [on hold]

I deleted ubuntu partition, expanded Windows partition and again shrunk it so that I could reinstall ubuntu. However when I restarted my computer, with an ISO copy of ubuntu I got a GNU GRUB version ...
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2answers
13k 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 ...
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12 views

How do I boot into Ubuntu 12.10 or higher WITHOUT using grub2, but just grub?

I have a machine I SSH into on a Rackspace virtual XEN environment originally built as Ubuntu 11.04, but I have since upgraded to 12.04 with a grub 1.99 on menu.lst, not a grub2. The ...
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6 views

netsnmp sending traps on ping failure

Is there an easy way to send a SNMP trap on a event, i.e. one of my IP cameras goes down. The IP cameras do not have any ability to have a SNMP agent installed, but I have a script that checks if the ...
2
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1answer
702 views

Ethernet Connection not working on Ubuntu 14.04 (with Windows 10 dual boot)

I've dual booted Windows 10 (first) with Ubuntu 14.04. The ethernet works fine when logged into Windows, but when I log into Ubuntu, The Connection Icon (right on the top tray) shows the wireless ...
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0answers
8 views

Ubuntu-based Distribution Building: SKEL cannot be read by a normal user inside live system

I'm making a distribution based off of Ubuntu called 'feren OS' but I'm having trouble finding a way to make the folders added into the Folder of the root system read-only inside the Live Session ...
0
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1answer
15 views

Redirecting path to remote mount point

I've got an NFS mount pointing at a different server: mount -t nfs X.X.X.X:/asteriskstorage /mnt/asteriskstorage I can access /mnt/asteriskstorage and all seems fine. What I want to do is redirect ...
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0answers
9 views

Suspend isn't working anymore after upgrade to xubuntu 15.10

Suspend doesn't halt my old computer (DELL Precision T7400) since I updated to xubuntu 15.10. I have a black screen after suspending but the computer is still working (fan, led, ...) I suspect ...
6
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3answers
5k views

How can I set up a remote port forward on port 80 to my localhost with the help of setcap?

I'd like to accept connections briefly for development when I'm NATed, and so I'm attempting to do this: $ ssh ubuntu@example.org -R 80:localhost:80 Which fails as I'm trying to bind a port that is ...
2
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1answer
2k views

/etc/fstab is mounting rw filesystem as read-only

A partition of my internal hard drive (not the root partition) I want to mount automatically on boot. I've been using /etc/fstab to mount my external backup drive automatically read-only, so this is ...
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0answers
15 views

how do I recover mono-.NET4.5 runtime capability if I delete subdirectories such as /usr/lib/mono/2.0?

On Ubuntu Linux 15.10 , how do I recover mono-.NET4.5 runtime capability only if I delete the following subdirectories /usr/lib/mono/2.0,/usr/lib/mono/3.5,/usr/lib/mono/4.0 and /usr/lib/mono/4.5 ? We ...
10
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6answers
8k views

Is there parallel wget? Something like fping but only for downloading?

I've found only puf (Parallel URL fetcher) but could to get it work with reading urls from file and something like puf < urls.txt does not work either. The operating system installed on the ...
2
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1answer
7k views

minicom showing offline

I am trying to use minicom in Ubuntu. To do this I first connect my USB to DB9 converter, then I type this command on terminal dmesg | grep tty to check if my USB to DB9 converter is connected ...
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1answer
25 views

how to change the Output Directory in a LINUX makefile so that a shared object can be relatively specified in C# DLLImport?

I would like to find out how to change the Output Directory in a LINUX makefile so that a shared object can be relatively specified in C# DLLImport? I read the following hint in ...
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0answers
26 views

I can't install Ubuntu on my Samsung notebook with Windows 8.1 [on hold]

I can't install Ubuntu 14.04 in dual boot with windows 8.1. I already tried various bootable USB sticks but to no avail. It's as if the BIOS knows everything I'm doing and stops me before I can ...
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4answers
16k views

How to copy-merge two directories?

I have two directories images and images2 with this structure in Linux: /images/ad /images/fe /images/foo ... and other 4000 folders and the other is like: /images2/ad /images2/fe ...
2
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2answers
24 views

Why does .pam_environment not include $HOME in my new path?

I created a /home/myname/.pam_environment file containing PATH DEFAULT=${PATH}:${HOME}/apps/flyway But my new path doesn't end with /home/myname/apps/flyway. Why not? $ echo $PATH ...
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0answers
13 views

how do I add a udev property for my android phone?

I'm trying to get my android phone recognised by rhythmbox. Talking to upstream, rhythmbox gets the value of "id_model" for the udev device - if it is "Android" then it should work. How do I use a ...
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0answers
17 views

Null device handler and serial number is 0

I am working with a camera that connects via usb. When connecting the device, dmesg shows the serial number as 0 and when I try to run code to take an image, I get a Null handler error. I figure the ...
1
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1answer
35 views

Upload large file to Sourceforge

I just make a project in sourceforge and I want to upload some file to my project page with 1.5GB size, but I can't do this with normal way because it's allow me to upload files with 1GB size. How ...
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0answers
5 views

Common packages from multiple repos(Ubuntu 14.04) [on hold]

Which repository will Ubuntu choose to download a package from if the same package is available in more than one repos? I have Backbox installed and I added Cyborg Hawk's repo in the source.list file ...
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0answers
10 views

Monitor auto-detect Ubuntu

I am currently running Ubuntu 15.04 on my desktop machine with two monitors attached. One monitor is NOT directly connected to my machine but wired through a HDMI-switch (so I can connect my PS4 or ...
4
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2answers
26 views

Change user maildir to custom location upon creation of the user

I use Ubuntu 14.04.3 LTS . How to change the location of the Mailbox /home/user/Maildir/ to /Location/Mail/? I dont have to create home directory for that user. I did some changes in the ...
7
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1answer
1k views

Smooth scrolling - where does it come from?

So, I've been dealing with Ubuntu and other Debian-based distros for a while and kinda like Crunchbang. But I've been also noticing that Ubuntu (as well as LMDE) comes with that fancy/nice/eyecandy ...
0
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1answer
16 views

Ubuntu won't boot on win10

I want to switch from Windows 10 to Ubuntu but the problem is that USB won't boot up, it just skips and Windows 10 boots up. I tried USB on second PC where I have Ubuntu and it boots fine from USB. ...
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0answers
17 views

Can't install KMAIL?

$ sudo apt-get install kmail Reading package lists... Done Building dependency tree .... The following information may help resolve the situation: The following packages have unmet ...
0
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0answers
13 views

btrfs - how to list files stored in a block?

I have some troubles with my btrfs file system on Ubuntu (my partition automatically enter in read-only mode after the login screen). I would like to know if one can know which files are included in ...
0
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1answer
37 views

ubuntu IPTables

I started hosting my game-server on Ubuntu Linux 14.04 I am having an issues ، some enemies/bug abusers log in 2+ characters in the same second then they spam a certain spell/word that lags/stops my ...
1
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1answer
19 views

carton: command not found

Probably a simple question, I am trying to work with Perl for the first time and I am having some difficulty installing Carton. I am following this guide to install Erco. I am on Ubuntu 14. I have ...
1
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1answer
672 views

Cannot find -lgcc

I'm trying to compile my next basic c program after hello-world. This contains two supporting modules. I have Ubuntu running in a VM through VirtualBox on a mac. Everything is up to date but I ...
0
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1answer
9 views

GRUB wont disable or it requires input

I am running ubuntu 12.04 precise: I am trying to stop the grub menu from displaying but here is the issue, it wont diable. I have followed this link: ...
1
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1answer
3k views

OpenSSH hangs after login without showing login prompt

I ran across an issue with ssh after fresh Ubuntu 13.10 installation on Lenovo T420. I tried git pull (which failed) and this led me to more general ssh failing. After spending some 2-3 hrs of ...
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0answers
10 views

USB key board & USB mouse idle time in linux

How to get the Idle time in Linux(ex: ubuntu) when using USB keyboard and USB mouse, i don't want to use 'XOpenDisplay' because it uses 'X11/Xlib.h' file which is not there as a default when we ...
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2answers
40 views

Why Ubuntu servers are not popular among today's many companies ? [on hold]

I would like to know why Ubuntu servers are not used by many modern companies and enterprises ? Why they rely on CentOS or Debian ? Regards Skorpinok
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0answers
4 views

HL-2130 Brother printer - job held

I have run the HL-2130 printer under Ubuntu 12.04 and LibreOffice quite successfully for a month but now the printer produces incomplete pages and the job remains in the print queue, marked "Held". ...
0
votes
1answer
1k views

Can't get grub to boot windows 7 partition. “error: invalid EFI file path”

I have an "HP pavilion 7008tx dv7" laptop. It came bundled with Windows 7 and has two 1TB HHD and an 32G SSD. Here is the output form "sudo parted -l": Model: ATA TOSHIBA MQ01ABD1 (scsi) Disk ...
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0answers
30 views

Directory does not exist inside the chroot

I'm trying to setup an ubuntu scope project using the setup wizard from the ubuntu sdk ide. The last step in this wizard is to run cmake, but I get the following error: E: Failed to change to ...
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1answer
1k views

update-rc.d squid3 init.d init weirdness

sudo service squid3 status works, implying squid is in upstart. However a listing of services using sudo service --status-all does not show squid. Neither does sudo update-rc.d squid3 defaults ...
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0answers
11 views

Broken behavior when checking “3D acceleration”

I have installed Ubuntu 15.10 in a VirtualBox on a Windows 7 host. I have tried installing the Guest Additions both from the provided VirtualBox ISO as well as sudo apt-get install ...
7
votes
2answers
4k views

My .xsession and .xinitrc files are not executing

I have installed xmobar, xmonad on ubuntu 11.04. #!/bin/bash trayer --edge top --align right --SetDockType true --SetPartialStrut true \ --expand true --width 10 --transparent true --tint ...
9
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4answers
21k views

org.eclipse.swt.SWTError: No more handles [gtk_init_check() failed] while running eclipse on ubuntu

I was trying to open eclipse in my ubuntu VM with the below commmand.. And as soon as I do that, I always get the below exception - ubuntu@username-dyn-vm1-48493:~$ eclipse Eclipse: An error has ...
2
votes
1answer
718 views

.xsession and .xinitrc not executed at login

This is the content of my ~/.xsession: #!/bin/bash # Tray for skype, keyboard layout, ... trayer --edge top --align right --SetDockType true --SetPartialStrut true --expand true --width 10 ...
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0answers
19 views

Problems with Automating Servers on Ubuntu Desktop 15.10

I'm trying to go through the relatively complicated process of automating a computer dedicated to running a couple game servers, and my limited knowledge of Unix is hindering me a bit. My end goal is ...