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

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2
votes
2answers
417 views

fontconfig: cannot change font family

this is my ~/.config/fontconfig/fonts.conf <?xml version="1.0"?> <!DOCTYPE fontconfig SYSTEM "fonts.dtd"> <fontconfig> <match target="font"> <edit name="...
2
votes
0answers
87 views

How can I create a CD or USB key that fully restores a Linux install? (a la the CDs that come with Windows boxen)

Whenever I assemble and configure a Linux PC for someone, I always run into the problem of what happens if they want to restore their system back to the way it was when they got it. Either they ...
1
vote
0answers
17 views

OS X 10.6: Cant unbundle VMWare software with git: does not look like a v2 bundle file [duplicate]

So I am using Mac OS X 10.6.8, I'm trying to download VMWare Player, there was no OS X specific bundle, only linux. I tried to unbundle the 32 bit linux with: jdd:VMWare Me$ git clone VMware-Player-6....
8
votes
0answers
345 views

How do I evaluate an SSD caching solution for home desktop use? [closed]

I've got a 30GB SSD that I would love to start using as a cache for my larger HDDs. I primarily want to improve apparent performance for general desktop use. I do the occasional massive DB migration ...
2
votes
1answer
3k views

Is there ultra HD support in Linux?

I wonder what the current state of this is? Any distro that supports very high ppi as of today? I have read that mageia offers support, but I wonder if that is truly the case? i find it strange ...
4
votes
2answers
4k views

How to get Linux to be loaded to RAM?

I'm soon to acquire several new computers on the grounds that I wipe their hard disks. I don't need the drives to be randomized, just zeroed out with dd. How can I can boot Linux from a flash drive ...
3
votes
1answer
11k views

Linux - new hard drive, bad magic number in superblock

SOLUTION: For all of the things that were right, making the volume with fsck and making the filesystem with mkfs are two separate operations. Thanks for giving me nice, descriptive, helpful error ...
2
votes
1answer
334 views

Can a kernel that supports multi-core reduce cpu overhead, reduce cpu overheat

I found only a single core as identified by kernel from /proc/cpuinfo. Therefore I am installing a 686 pae kernel to identify all cores and get multi-core functionality. I read about how a process ...
2
votes
1answer
319 views

Ubuntu: change kernel order

How can I change the boot kernel order in Ubuntu server 13.10? grep menuentry /boot/grub/grub.cfg menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option '...
1
vote
1answer
177 views

Use IPTables to force TCP packets over router

To test a TCP-stack program, I need to get the TCP packets via the router. When I try to connect to my server program via the router, the OS does not hit the router as the destination IP is the same ...
1
vote
1answer
38 views

Where Konqueror keeps its bookmarks?

KDE/Konqueror, lots of bookmarks (mostly SSH/fish:// bookmarks, so those are actually useful). I have a backup script, but do not know how I can extract Konqueror bookmarks for backing them up?
2
votes
1answer
678 views

Hanging sshd process on remote host after reverse ssh tunnel connection gets broken

I set up reverse tunnel this way: function startconn () { ssh -N -b ${SRCIP} -X -R ${REMOTEIP}:${REMOTEPORT}:${LOCALIP}:${LOCALPORT} root@${REMOTEIP} & SSHPID=$! echo "$SSHPID" > $...
1
vote
1answer
178 views

error handling in case sentences [Shell Script]

I have this setup and I need when an error happened in the main script, to take this error to a $INFO_PLUGIN temp file, the problem is the script continues working after case and send also an OK ...
1
vote
2answers
2k views

OpenVPN - Connects but no internet on Linux, works perfectly on Windows

I have set up an Amazon EC2 server with OpenVPN configured. I can connect using a windows machine and everything works as expected - internet traffic is all routed through the VPN. With the Ubuntu ...
1
vote
0answers
857 views

Tunneling traffic through OpenVPN

Following the steps described here I've managed to configure both the VPN server and client(I can ping both ways). Their respective configuration files are: server: ;local a.b.c.d port 1194 ;proto ...
1
vote
1answer
426 views

How to find available man chapter/section for a particular command? [duplicate]

For example: ls command have only chapter 1. while mkdir command have chapter 1 & 2. Is there any command which shows how many chapters are available for a particular command? [root@localhost /]# ...
0
votes
1answer
356 views

View Excel property on Linux

I have some excel files and need to determine the original creator. On a PC I can check the properties of the excel file, but I want to know if there is something on a linux computer to do this. ...
0
votes
1answer
731 views

GT 720M (Optimus) display driver setup - Crunchbang Waldorf/Debian Wheezy

After installing Crunchbang 11 (based on Debian Wheezy) and booting up for the first time, I am forced into a shell as Xorg fails to start with Fatal server error: no screens found. My laptop has an ...
7
votes
4answers
4k views

Intel HD4000 with 4k HDMI output on Linux

I wonder if I can output 4k resolution (3840 × 2160) @ 30Hz with a Intel HD4000 graphics using Linux and a single HDMI output. I have a Thinkpad Edge E330 with HDMI 1.4. The CPU is an i5-3210M. I ...
0
votes
1answer
102 views

top output Time+ information misleading

I am running SuSE 11.2. Shen I am running "top" command on one of my machine, it looks like this: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND ...
1
vote
1answer
1k views

Linux Mint and Ubuntu ffmpeg don't do libx264 anymore?

seems Linux Mint 16 and Ubuntu current don't do libx264 with ffmpeg anymore. I have an old script from a few years ago that takes my recordings from Mythtv and converts them to the h264 format. --- ...
4
votes
0answers
1k 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 ...
0
votes
0answers
3k views

How to increase maximum file open limit (ulimit) in Ubuntu?

Currently ulimit -n shows 10000. I want to increase it to 40000. I've edited /etc/sysctl.conf and put fs.file-max=40000. I've also edited /etc/security/limits.conf and updated hard and soft values. ...
0
votes
1answer
214 views

Linux changing vimrc theme color with alias

I recently started running Ubuntu 12.04 on an Oracle VM VirtualBox 4.3.6 and I'm really liking it. I managed to install the Solarized theme and I used sigurdga's gnome-terminal-colors-solarized to ...
3
votes
1answer
1k views

Windows 8 won't boot after rewriting partition table

I was recovering a deleted partition using Testdisk to rewrite the partition table. However after that, windows 8 refused to boot up. On boot, I am presented with an blue screen saying that there was ...
3
votes
1answer
106 views

Different Path Based on Directory

I am developing an application using Play! Framework version 1.2.4. So I have downloaded this and added its bin/ folder to my path. However, I am getting ready to start another Play! Framework ...
1
vote
1answer
1k views

CentOS 6.5 doesn't start

I installed CentOS 6.5 on my laptop, 2.0-GHz Celeron mobile, 1GB RAM, 120GB HD. The installation finishes without a problem. When I'm asked to reboot the system, I click reboot and I get a black ...
0
votes
1answer
96 views

Start tmux session with only one window but several panes

I'm trying to configure tmux so it starts creating a new session with three panes. One big pane on the left und two small panes on the right side. I set set -g default-terminal "screen-256color" ...
0
votes
1answer
4k views

Install CentOS on top of Ubuntu (dual boot)

I have a Ubuntu desktop and would like to install CentOS on top of it as a dual boot. The machine has two drives, each with one partition. I don't want to risk harming my Ubuntu installation. I'd ...
8
votes
2answers
749 views

How does an operating system prevent an unprivileged process from executing a privileged instruction?

In Unix, if you are a guest user and did: chmod 777 / It would fail. But how does this internally happen at the hardware level? So far, I think this is what happens: The OS tries to execute ...
6
votes
1answer
3k views

How to interpret output of nmblookup -A

The command nmblookup -A IP_address returns, according to the man page, a node status query on this address. A typical output is: Looking up status of 192.168.253.101 HPB4B52F0559C2 <...
1
vote
2answers
312 views

Find unique files across 2 drives

I'm trying to compare 2 volumes, which mainly have the same content, but in completely different folder structures. (Around 2 million files.) I want to see which files are ONLY in 1 folder, not the ...
0
votes
1answer
679 views

Install Ubuntu Server 12.04.3 LTS on Non-PAE Capable Hardware

I read all about the netboot mini.iso file and understand the process. I am looking for a non-PAE Ubuntu Server 12.04.3 LTS netboot mini ISO image to install on an IBM ThinkPad X40 (from the year ...
1
vote
1answer
187 views

permission denied in running script

I am running a script but there is an unusual warning: This is what happened in my console #whoami root #ls -l test.sh -rwxr-xr-x. 1 root root 1894 Feb 2 01:58 test.sh #./test.sh -bash: ./test.sh: ...
18
votes
3answers
14k views

Allow non-root process to bind to port 80 and 443?

Is it possible to tune a kernel parameter to allow a userland program to bind to port 80 and 443? The reason I ask is I think its foolish to allow a privileged process to open a socket and listen. ...
1
vote
1answer
332 views

Tool to arrange browser windows on multiple monitors, interact with web page - all on startup?

Imagine you wanted to arrange content for a video wall type application. I'd like the computer to - upon startup - open a handful of browser windows, potentially interact with them (log in, drill in ...
2
votes
1answer
411 views

Can I find files through the extended attributes

In Linux can I find files through the extended attributes I define? Since I can find files through its basic attributes like the file's type and others, I wonder if this is possible (because in ...
1
vote
0answers
485 views

xrdp with two factor authentication (libpam-google-authenticator)

I'm trying to setup a Debian VM that uses two factor authentication for logins via google-authenticator's PAM plugin. The google-authenticator part is working great through regular console logins or ...
1
vote
1answer
51 views

Options to configure Apache to take into account other folders despite /var/www

I am using Ubuntu 12.10, and I know that if I place a php file (index.php) under /var/www, and I visit localhost:80/index.php, it will work fine. However, say that I have multiple projects in order ...
2
votes
1answer
456 views

Get Physical NIC's Mac Addresses on Linux

I am trying to get the mac addresses of a Linux machine. I only want the physical NIC's though, not the virtual ones. I have been doing some searching and maybe I am not punching in the right terms ...
1
vote
0answers
262 views

OpenGL resource alocation

How are GPU resources (memory, computing time) allocated to OpenGL contexts? There is possible to have multiple OpenGL applications/contexts running concurrently, for example OpenGL window manager ...
1
vote
1answer
234 views

Linux intranet networking

I want to set up a private network not connected to the Internet. I have a computer running Ubuntu Server 13.10 which I would like to function as a web server accessible from the other computers on ...
2
votes
2answers
228 views

To install and use Django 1.4.1 without sudo access

I want to install this software to a server where I have no sudo access. They have Django 1.2.x installed there, but the software needs Django 1.4.1. The server has the adapter between Python and ...
1
vote
0answers
435 views

Is Cygwin the easiest way to learn about UNIX/LINUX without dual-booting Linux on Windows Machine? [closed]

As the title suggests, I have installed cygwin on my Windows machine in order to try and learn about UNIX shells and kernels, and how to interact with them. I know that it is pseudo UNIX/LINUX as the ...
1
vote
1answer
48 views

DNS Not Updating on Ubuntu (Using VPN)

Yesterday I updated the DNS for an internet domain name. 24 hours later, despite all other services and computer routing to the new configuration. My Ubuntu install still sending me to the old DNS ...
3
votes
1answer
2k views

ssh/scp command too slow to connect compared to putty. What could be causing it?

I use Putty to connect to ssh server when on windows, and the ssh command when on linux. I've recently noticed, that Putty establishes the connection much more quickly compared to the ssh and scp ...
2
votes
2answers
299 views

Time in ticks between today and some time tomorrow?

Is there an easy way to determine the time in ticks, using date between now and some time tomorrow.
1
vote
0answers
88 views

How do you get autofs and updatedb to work together?

/etc/my.misc sda1 -fstype=ntfs,user,exec :/dev/sda1 sda3 -fstype=ntfs,user,exec :/dev/sda3 sda4 -fstype=ntfs,user,exec :/dev/sda4 /etc/auto.master /my /etc/my.misc --ghost ...
1
vote
0answers
488 views

Arch Linux USB Installer Infinite Loop & How to Properly Partition a UEFI Disk Before Installing Arch Linux

I would like to install Arch Linux and am familiar with GParted and its use. However, my computer comes with Windows on it, along with an EFI system partition on /dev/sda2. This seems to be a pretty ...
1
vote
1answer
76 views

Trying to access linux server via http -getting a password prompt

I'm trying to do a Wordpress installation via ssh on a virtual machine running Debian Wheezy. I can connect to the server just fine using PuTTY but I'm not sure what I should do when it's time to ...