Linux refers to the family of Unix-like computer operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.

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7
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260 views

How to make auto complete available for directories in cdpath for tcsh?

I just learned the trick for setting up cdpath in tcsh and it looks pretty useful. However seems auto-complete of sub-folder names doesn't come with it, is there any trick available on that? It'd be ...
6
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0answers
370 views

Differences of aufs, unionfs and overlayfs from each other

I have to join two file systems, one read-only (squashfs) and one read-write (ext4). My plan is to mount the read-write filesystem over the read-only flesystem so it appears writable. When I make some ...
5
votes
0answers
425 views

How can I increase the A2DP bitpool on Linux?

I recently bought a Bluetooth headset (Philips SHB4000), and got it to stop sounding like a phone after I told Linux (Mint) to use A2DP rather than HSP/HFP. However, there's still an annoying ...
4
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0answers
2k views

How to setup Access Point (WiFi hotspot) on Debian

I'm trying to setup an AP got stuck. I'm using an Odroid U3 and the WiFi adapter is the Module 3 from Hardkernel. I'm also using a Debian Jessie. Not, I've got it to almost work: the Odroid has ...
4
votes
0answers
105 views

locked Ubuntu screen - apps do not detect locked status

I use Ubuntu 12.10 but I did not really like Unity GUI because of performance issues and total inability to easily customize launcher. So I switched to Xubuntu, which is much faster BUT I have a ...
4
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0answers
521 views

Dropbox causes xorg to use 100% CPU

For some time, I noticed that my xorg process uses up between 60 and 100% of the CPU (according to top). I also noticed that interactive work becomes sluggish, even on my multi-core i7 processor. ...
4
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0answers
415 views

Get Illegal Instruction error when booting Linux in VirtualBox, works fine when booted directly

I have a computer on which I am dual booting Windows 7 and Gentoo Linux (both 64-bit). I want to be able to load up my Linux installation in a VM while I am booted into Windows. I have installed ...
4
votes
0answers
558 views

Using Ctrl-Alt for AltGr

On Windows, Ctrl-Alt is mapped to Alt Gr, but not so on Linux. Using Alt Gr for 3rd level keys is wrist-killer nr. 1! I'm unable to find a workaround that doesn't remove other functionality I use ...
3
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0answers
45 views

Treat USB Keyboard as Gamepad

I have a second USB keyboard I'd like my computer to recognize as a gamepad rather than just an extra keyboard. Is this possible on Ubuntu 14.04? I've seen information on doing the opposite, treating ...
3
votes
0answers
49 views

Linux access to Windows 7 dynamic volumes (striped or mirrored)

I'm considering setting up a dual-boot system for the first time for many years. My plan for the system is to set it up as follows: SSD for both system partitions 2 identical hard disks, split ...
3
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0answers
19 views

Configure three screens backed by two graphic chips in a laptop under Linux

I'd like to connect two external monitors (one via HDMI, one via VGA) to my HP ProBook 4330s LW813EA laptop, while keeping the laptop screen on as well. The Intel HD 3000 graphics embedded in Core ...
3
votes
0answers
333 views

SSL23_WRITE:ssl handshake failure:s23_lib.c:177

When attempting to connect to an xmpp server over SSL, openssl fails with the following error: 3071833836:error:140790E5:SSL routines:SSL23_WRITE:ssl handshake failure:s23_lib.c:177 I believe that ...
3
votes
0answers
89 views

What Exactly am I Seeing Here?

I have a Dell D620 that has its screen ripped out ( was damaged a while ago ) and so to see any console output, I have a VGA-Compatible TV hooked up to it. Sometimes when I haven't typed anything for ...
3
votes
0answers
35 views

Swap alt and ctrl in certain programs on Linux

I would like to swap alt and ctrl key when launching certain programs on Linux, such as zsh and emacs, while keep the original keyboard layout when using other programs. Is it possible to do so? ...
3
votes
0answers
198 views

Webcam is only recognized by some software

I have a webcam that works fine in software such as camorama and cheese. However, I cannot use it in websites that allow you to use a webcam (it's not recognized). I tested it with: Chromium 34.0 ...
3
votes
0answers
370 views

Stuck on GRUB command prompt after regular kernel update

I am running Debian Wheezy. Update Manager suggest to install kernel update. After update, I reboot system but instead of listing all the kernels (bootloader), it gave me a GRUB command prompt: ...
3
votes
0answers
304 views

SSHD Consuming 100% of CPU (Hundreds of processes) - Will not die

Recently I've noticed that SSHd on a few systems I administrate will start spawning unstoppable processes which will consume huge amounts of CPU. The syscall shows that the processes are all ...
3
votes
0answers
2k views

create video from jpg images using ffmpeg

I want to make short timelapse video using ffmpeg under ubuntu 12.04 LTS. I have a folder containing all images with names DSC_0000.jpg DSC_0001.jpg and so on. I found this question ffmpeg: create a ...
3
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0answers
152 views

mdadm: Win7-install created a boot partition on one of my RAID6 drives. How to rebuild?

My problem happened when I attempted to install Windows 7 on it's own SSD. The Linux OS I used which has knowledge of the software RAID system is on a SSD that I disconnected prior to the install. ...
3
votes
0answers
2k views

'user is not in the sudoers file' but actually is

I have already read a lot of posts about enabling sudo-access for a specific user but those couldn't help me so far. The situation is: I'm running Debian Testing. On the system there are only two ...
3
votes
0answers
64 views

scp doesn't work when my .bashrc is echoing to console

Ok, so I have used linux for a long time but this is the weirdest thing I have encountered in a long time. Maybe I just don't do a lot of scp so probably missing something simple here. So in my ...
3
votes
0answers
274 views

Debian 7 kernel 3.13.6 - kworker freezes for no reason and takes several processes with it

I have been wracking my brain trying to figure this out. My Linux server will, at random, decide to just hang everything and it is only ONE kworker thread that does it. First the kworker thread ...
3
votes
0answers
570 views

Is it possible to run Corona SDK on ReactOS or Wine?

I dumped Windows, I'm now using Xubuntu. Is it possible to run Corona SDK on Wine? On Corona forums, they say no, but I wounder how this guy did it? Is ZeroBrane a solution? What about ReactOS (or ...
3
votes
0answers
257 views

Open only the first 10 lines of large CSV file in LibreOffice Calc

I will start receiving many large CSV files, of which only the first few lines are of interest to me. I was hoping to open them by piping only the first few lines to Calc, but this doesn't work: $ ...
3
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0answers
1k views

Cannot make mobile broadband Vodafone USB connection Ubuntu 13.04

I have Ubuntu 13.04 and I bought yesterday a Vodafone USB stick for internet connection. I am located in Romania. This is what I've did: First Thing Network Connections, added connection. Selected ...
3
votes
0answers
141 views

How to disable / re-map keyboard keys in the kernel?

I would like to remap my Caps Lock key to either nothing or a key code of my choice. To get the same behaviour across different environments (X / Wayland / non-graphical TTYs), and for learning how ...
3
votes
0answers
107 views

Is it possible to check which stream is used by the command? (bash)

I have an irritating problem: redirecting stderr does not work. I get: iptables: Chain already exists I can't be bothered to check if a chain exists already (pointless, iptables just throws an ...
3
votes
0answers
657 views

redshift color adjustment with hardware/software cursor

I'm running Arch Linux (with Con Kolivas' ck1 patchset, although that shouldn't affect this issue) and using the proprietary Nvidia graphics driver, currently at version 313.26 (my card is a GeForce ...
3
votes
0answers
580 views

LIBGL_DEBUG=verbose not working?

I'm trying to track down a problem with direct rendering being disabled, after reverting to nouveau on Fedora 18 x64 (the official NVidia drivers were having stability issues). Unfortunately, when ...
3
votes
0answers
2k views

Attempting to access RAM /dev/mem… says “Operation not permitted”

I am using Ubuntu 12.04 I read the following tutorial on how to access the contents of RAM in Linux.... http://www.rootninja.com/using-dd-to-search-for-strings-in-memory-or-devices/ Code: dd ...
3
votes
0answers
210 views

Linux and GT640M (w. Optimus)

Has anyone tried getting the GT640M (Optimus) to run on any linux distro? The last time I tried, bumblebee did not work and was stuck on my HD4000 and my laptop's fan revved up to its max with ...
3
votes
0answers
411 views

intel/ati dualhead black monitor - brightness set to 0 (acpi issue?)

I'm using Arch Linux, but had this issue with other distributions as well: on HP Pavilion G6 laptop with Intel and Radeon graphic card. When I modify the xorg.conf file to enable dualhead (such as: ...
3
votes
0answers
5k views

ubuntu 12.04 server and tftp access violation issue on put command

I installed tftp as per this document: http://icesquare.com/wordpress/solvedtftp-error-code-2-access-violation/ I followed this to the letter 3 times and every time I put a file I get: ...
3
votes
0answers
154 views

Clarification on signals (sighup), jobs, and the controlling terminal

So I've read two different perspectives and I'm trying to figure out which one is right. 1) Some sources online say that signals sent from the controlling terminal are ONLY sent to the foreground ...
3
votes
0answers
893 views

Hamachi Gateway under Linux

Has anybody successfully gotten Hamachi working on a Linux server working as a gateway? Any help getting that setup? I'm in a dorm room (so I am pretty much forced to use Hamachi instead of OpenVPN) ...
3
votes
0answers
202 views

Computer-to-Computer network between OS X and Linux

I want to make a connection point to point via wifi between Mac and Linux. What I did was: I have created Computer-To-Computer network in OS X I have set manually an ip address for Mac, ...
3
votes
0answers
169 views

Amplify alsa capture beyond 100%?

I'm using ALSA. The volume of my mic is so low that even 100% of capture volume is not enough in a skype conversation. Is there any way to amplify the capture volume beyond 100%? I cannot use ...
3
votes
0answers
267 views

Export Power Point presentations to flash with control buttons on Linux

I need to export *.pps, *.ppt, *.ppsx, and *.pptx files to .swf files. On Windows I used iSpring for Power Point, and worked well. This is the result of iSpring: I am searching for an ...
3
votes
0answers
393 views

Making grub boot into chroot directory

I am trying to make grub boot into a chroot directory /slack containing a Slackware Linux installation. This directory was created by issuing the following command: installpkg --root /slack a/*.t?z ...
3
votes
0answers
1k views

QEMU within VirtualBox and bridged connections all the way down

I'm trying to get an ARM QEMU system out on my LAN. I tried running QEMU directly from Windows (Windows 7 x64), with success except I could not get a TAP adapter to bridge to my wireless connection. ...
3
votes
0answers
237 views

Choose between multiple keyboard layouts for different users in GDM3

I am trying to set up a computer with multiple users each with different preferred keyboard layouts. The biggest sticking point right now is allowing each to log in comfortably. GDM used to offer a ...
3
votes
0answers
1k views

Webcam resolution, vlc and Linux

I'm trying to do some some streaming with a webcam, but so far the results are not good: everything I stream in 320x240 looks good, but as soon as I choose a higher resolution, the image quality gets ...
3
votes
0answers
2k views

No DisplayPort output via DisplayPort→HDMI adapter from Nvidia card using Linux on Thinkpad W520

I have a Thinkpad W520 laptop with Nvidia Quadro 1000M graphics running Debian testing (“wheezy”) and Nvidia driver version 295.40-1. The graphics mode is set to discrete in the BIOS. I would like to ...
3
votes
0answers
3k views

XRDP: window manager not starting

I have setup my Ubuntu server so that I can connect and login to XRDP from Windows remote desktop. My problem is that after logging in, no window-manager is started. It only displays a single ...
3
votes
0answers
393 views

Ubuntu linux - new “MIDI” device diagnostic software?

I'm looking for software that will tell me if a particular USB device meets the MIDI standard. I have a new Madcatz wireless USB controller, that I suspect will need a special driver before it's ...
3
votes
0answers
529 views

Case-sensitive error in compiler's building using crosstool-ng under Cygwin

When I try to build gcc cross-compiler using crosstool-ng under Cygwin (running in Windows 7) I have the following message: $ /opt/ng-crosstool/bin/ct-ng build [INFO ] Performing some trivial sanity ...
3
votes
0answers
412 views

Fedora: Access dynamic disk created in windows

I recently decided to migrate from windows to fedora*. Now, my problem is that my main disk was a dynamic disk. I thought I had a vague memory of this working in linux (to be specific, fedora 16), but ...
3
votes
0answers
1k views

How to use an old Kingston DataTraveler Vault Privacy USB flash drive on Linux?

My company provides me a DTVP with hardware AES encryption two years ago and the CDrom image does only contain tools for Windows and MacOS X. Kingston products now have support for Linux. Current ...
3
votes
0answers
535 views

Gnome 3 move window to 2nd monitor?

I am running Mint Linux 12 with Gnome 3. My setup has 2 screen. I am wondering if there is a program to move the windows to a 2nd monitor? Something like display fusion for Linux that makes a button ...
3
votes
0answers
1k views

Multiple GPUs in Linux - how to specify which GPU runs X windows

I have been running Red Hat Enterprise Linux 6.1 on a system with a GTX 480. Recently I added a 3GB GTX 580, as my CUDA application requires more memory than I have on the 480. Due to space issues in ...