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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How to use a handycam as a Web Cam in linux

Can I use a camcorder as V4L2src in gstreamer? Simply can I use a camcorder as a webcam in Linux? If so what models are sported? Thanks in advance.
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How to add user to folder permissions? [duplicate]

Possible Duplicate: Allow specific user permission to read/write my folder I have a folder, /home/oliver, which is the home directory for my user oliver. I am going to set up a file server ...
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539 views

Making Apache use compiled PHP instead of bundled package on Debian

My ultimate goal is to install OwnCloud on my Debian box, a 64-bit squeeze. My setup is pretty simple. I have installed OpenPanel which in turn installs all of the required LAMP modules via APT-GET. ...
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How to know if file is already finished downloading in linux command line?

If you're downloading a large file in linux via command line, is there a command to know if it's already completed? Currently I am only checking if the file size is the same as the expected file size ...
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lshw tells me my processor is a 64 bits but my motherboard has a 32 bits width

Recently I noticed lshw tells me a strange thing. Here is the first part of my lshw output: bpetit-1025c description: Notebook product: 1025C (1025C) vendor: ASUSTeK COMPUTER INC. version: x.x ...
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62 views

Transfer a file from Server A to B, using your PC as terminal then turning off your PC?

I need to copy server-a.com/file.zip to server-b.com. Let's assume the file is really big. Using my home PC, I SSH to server-b.com and type wget server-a.com/file.zip How do you do it so that the ...
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47 views

Why is the font “blacked” when it's magnified a lot?

When I enlarge the font in a web page, sometimes the font gets thick, "black-ed", why is that? And after a few mouse scrolls:
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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 ...
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Terminal games like nethack? [closed]

I recently stumbled upon nethack while searching for linux games, and I must say it is amazing. As a result, I also found about BSDgames and have played most of the games in there. Are there any other ...
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1answer
206 views

USB flash drive keeps stopping copying

I'm trying to copy about 10 GB from Linux to my 16GB USB flash drive(currently with 11GB free memory, NTFS). First, 8GB were copying quite quickly, but then the flash drive started to repeatedly stop ...
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460 views

How to move a software RAID 1 to a new pair of larger drives?

I'm running CentOS 6 on a server that has two 80 GB internal drives, in a software RAID 1. I want to replace this two internal drives with 750 GB internal drives I have available. How do I do this ...
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586 views

How to scan multiple pages from a book under Linux?

I want the process to look like: I choose the correct scan settings (dpi, color depth, etc) I lay the first page on the scanner and trigger the process The scanner scans the page and waits for me ...
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182 views

Troubles with wifi card on linux

I have Ubuntu 12.04.1 and follow wifi equipment: 02:00.0 Ethernet controller: Atheros Communications Inc. AR242x / AR542x Wireless Network Adapter (PCI-Express) (rev 01) And I have this drivers ...
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2answers
4k views

How to mount an external USB drive on Linux read-only?

I need to restore a directory on a Linux (CentOS) file server from an external USB drive. It's the only copy, and I don't want to risk any of the data being altered on it by some mistake with rsync or ...
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1answer
89 views

Linux RAID Re-Shape Stopped

For the past 8 hours my mdadm re-shape process has been stuck. The output is: Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] [multipath] md0 : active raid6 sdo[11] ...
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1answer
963 views

how can I fix a bad sector? [duplicate]

Possible Duplicate: External Hard Drive bad sectors recover/mark utility in linux I suspect my laptop's harddisk has a bad sector. Could anyone tell me what is the most reliable way to fix ...
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59 views

Disable MathML output of eLyXer

eLyXer is a standalone LyX to HTML converter. In the resulting file, equations are formatted as MathML, and the file itself starts with an XML tag. This causes two problems: LibreOffice does not ...
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54 views

Web browser is playing the video clips very quickly

I am using Ubuntu 12.04 and have noticed that after restart there is no problem with watching video clips in the net, but after some time, when I try to open a video click (for example from YouTube) ...
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56 views

Weird numbers in free -m/-g

I have 4 x 2gb (or gib?) memory sticks. I bought them in pairs, so they might be different. $ free -m Total Mem: 7918 $ free -g Total Mem: 7 I was expecting 8192mb and 8gb. Is it due to ...
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1answer
2k views

Why do I have so many IPv6 (inet6) addresses?

If I run ifconfig on my Linux (Ubuntu) server, I get the following output: eth0 Link encap:Ethernet HWaddr d0:27:88:0f:80:74 inet addr:10.1.0.11 Bcast:10.255.255.255 Mask:255.0.0.0 ...
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2answers
463 views

Linux: How to automatically detect display and set up default editor accordingly

I am relatively new to linux. I am connecting to a remote linux machine sometimes via telnet and sometimes via NX client for windows. When I connect via telent I would like the default editor to be ...
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243 views

linux man command in different languages

I want view man pages in Russian. Is it possible to do this? If yes, what do I need to do? Can I install it just using apt-get? I tried to google, but didn't find an answer. I'm using Ubuntu 12.04.1. ...
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874 views

Synergy breaks copy (for paste) from Windows

I am running Synergy 1.4.10 on Ubuntu 10.10 as the server and on Windows 7 as the client. The problem that is happening right now is that the copy action on Windows has no effect to bring that text ...
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1answer
77 views

Ubuntu: file name association

In Windows command prompt, you can directly type a file name and based on its extension the system launch corresponding applications. For example, C:> foto.jpg (Enter) or C:> doc.pdf (Enter). I wonder ...
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1answer
440 views

Keyboard-Shortcut to move windows around on multiscreen setup [duplicate]

Possible Duplicate: How to automagically move windows between monitors with one keystroke? I am looking for a way to move windows around on a multi-screen (usually dual screen) setup. So ...
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1answer
54 views

Testing backup solutions in virtual machine

I have Linux Mint. I want to test backup solutions inside virtual machine (dd, rsync, clonezilla, etc). The 2 questions are: is it safe to do this (especially dd)? does it have sense? I think ...
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1answer
558 views

How to recover broken MJPEG AVI file after a camera crash

I was recording a video when my KODAK EASYSHARE M531 Digital Camera fell to the ground and turned off. When i turned it on nothing happened to the camera but the video file is somehow broken. ...
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180 views

Iso_level3_shift key not working in Firefox (Linux)

Under Firefox (Firefox 3.6 and Iceweasel 10.0.9), my Iso_level3_shift key (= "Alt Gr" key) is not working. That means that on my azerty keyboard, I can't press some characters like @, |, and so on, ...
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1answer
909 views

Insufficient privileges in networkmanager even though polkit policy set

When running as a normal user nm-applet doesn't allow me to select a wireless network saying "insufficient privileges". But I've edited the polkot policy file ...
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1answer
145 views

Cronjob using the mail function

When I run this mail command from the terminal, there's no problems: mail -s "Test Mail" user@example.com < home/user/example.txt When I add it to a bash script that mainly does this, there's no ...
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553 views

Look strange on gvim after applying Source Sans Pro font

I downloaded the Source Sans Pro font and install on my Fedora17(Xfce). I did mkfontscale, mkfontdir, fc-cache -fv, and after fc-list, could see it on the list. Then I changed guifont in gvim to ...
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250 views

Why gdb is bind to fixed version of autoconf?

Edit 1: I am trying to build gdb from source. Why can't I use autoconf 2.65 instead of 2.64? It is confusing:( /var/lib/gforge/chroot/home/users/mirror/ins/ins-autoconf/bin/autoreconf -iv ...
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159 views

How to log selected tcp packet

I am troubleshooting a problem where a long TCP transaction (>=60s) would disconnect between my source (Point A) and destination (Point B), whilst passing through an internal Linux Gateway and several ...
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1answer
730 views

How to update autoconf if I don't have root privilege?

Failed to run autoreconf -iv, for i am using a old autoconf, but i can not update it using system package manager since i am not root so how to update autoconf from 2.59 to 2.64? error message when ...
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Use cmus or other terminal music player with Google Play (Music)

Can you play/stream music through the linux terminal using a command line application from your Google Music/Play Account? If so how, and with what application?
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where is my disk space?

I recently had a problem with .xsession-errors file - it became very big (> 90GB) and took all disk space: How I can check what takes disk space in /tmp?. I cleaned it with command > ...
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1answer
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Does FTP have Auth SSL option?

I am working with a supplier who's just tightened their security. They moved from an anonymous FTP setup to a more secure alternative. The parameters they gave me Host: blahblah.net Port: 4421 Path: ...
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Embeded Linux device fails to get DHCP

I'm trying to get an embedded Linux device to use DHCP to get it's IP. I think it is trying, this is from the boot output: Configuring network interfaces: cat: can't open '/var/run/udhcpc.eth0.pid': ...
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2answers
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How I can check what takes disk space in /tmp?

I am working on external server - just doing some web-api there. Today when I wanted to use api php returned following error: Unknown: write failed: No space left on device (28) So I figured out ...
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0answers
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Error In centos6 while compiling java classes,in tomcat6

I am newbie to Linux and Centos6. I bought server just now and want to deploy my web app in it. I am getting error while I am compiling my servlet classes. It showing me bash: javac: command not found ...
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1answer
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Ascii-art graphs in Linux

I have a text file that represents the runtime of a specific script, with each line representing one run: 141 124 156 204 498 512 444 374 189 120 143 132 One can see that the section that I pointed ...
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4answers
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Why is it possible to change the password of an admin user on linux?

A few days ago, a friend of mine, wanted to show me that he can use my linux even if I don't tell him my password. He entered in GRUB, selected the recovery mode option. My first problem is that he ...
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2answers
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How can I automatically remove files after they've been archived?

How do i archive and remove excess files example. cd ~/Desktop && tar -cvf sitepack.tar ./ this will give me ls Riva_Starr_Feat._Noze_I_Was_Drunk_Official_Video_HD_.mp3 ...
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2answers
352 views

OpenSSH does not accept public key?

I've been trying to solve this for a while, but I'm admittedly quite stumped. I just started up a new server and was setting up OpenSSH to use key-based SSH logins, but I've run into quite a dilemma. ...
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How to set up a wireless server, allowing access to files on computer, without offering Internet?

I would like to pull into a truck stop and offer a folder of free documentaries, broadcasting from my bus. I have a bunch of videos in a web folder and can access it locally and would like others to ...
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1answer
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How to rename files in a folder using the ls command output as a pipe ?

I am using GNU/Linux and BASH shell, What i wanted to do is in server is to i need to be able to download the files stating with B* and D* and then rename them to ~B* and ~D*(same file name just ~ ...
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1answer
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Is there a shortcut for unix `cp` to copy a file to the current directory with the same filename?

I'm hoping there's a shorter way of copying a file from a given directory to the current working directory than typing cp /path/to/file.txt file.txt I tend to use this command a lot, and reiterating ...
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2answers
771 views

Debian: All commands gone as root user.

So today I logged on to my root server and the first thing that greets me is: -bash: id: command not found -bash: [: : integer expression expected I switched to root and tried to run nano, no ...
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4answers
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Updating Applications in Linux

I'm trying to upgrade Sublime Text editor in Mint 10 Linux, but they only have the tar.bz2 file available for download. Is there an easier way? I'm new to Linux, but I know you can install some ...
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1answer
80 views

Using nawk, how to print the first names for all those in the 916 area code? [duplicate]

Possible Duplicate: Using nawk, how to print all first names containing four characters? Using nawk, how to print the first names for all those in the 916 area code? I've tried nawk ‘$3 ~ ...