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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1answer
673 views

Small pieces of video split by ffmpeg are not playing or playing with artifacts

I'm trying to cut a video file into small parts (0.5-5s) and encode these parts to h.264/aac with ffmpeg. I'm using this command: ffmpeg -i 1.avi -ss 00:05:00 -t 00:00:01,50 -vcodec libx264 -threads ...
4
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2answers
20k views

How to know the JVM path in a Linux system?

I want to copy some files in the subdirectories of the JVM path , java is already installed. How to know the JVM's path ?
0
votes
1answer
1k views

Linux + automated login and password with python

I write the following simple script , the target of the following script is to copy info_file from target Linux (red hat 5.1) machine to my current Linux machine without entering login or password I ...
1
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1answer
774 views

How to know that autoconf, automake, libtool are present in a Linux system?

I want to use RxTx in a Linux system and in the Wiki documentation it is said that autoconf, automake, libtool are needed. So how to know that they are present in a Linux system ?
2
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1answer
137 views

Linux detects only 4 of my 6 SATA drives

The issue I'm having is that only the first 4 of my 6 drives are showing up - sda through sdd. No sde+sdf in udev, no sde+sdf in /sys/block. I have an MSI 760GM-P23FX motherboard, and as near as I ...
1
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1answer
115 views

Linux: Prevent iPod Touch from charging while computer is running off battery

Is there a way to prevent an iPod Touch/iPhone from charging while my computer is running off battery power? OS: Crunchbang Linux (Based on Debian 6)
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2answers
5k views

Automatic FTP file transfer to and from Linux machines

Is it possible to copy files to my Linux machine from another Linux machine automatically with FTP? By "automatically," I mean that FTP would need to handle submitting a login/password combination, as ...
9
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2answers
6k views

SSD: NTFS vs EXT4

Always when I read about SSD usage under Linux, the advice is to disable journalling in Ext4 (or use Ext2), since it's too bad for your SSD. But in all articles about SSD tweaks for Windows, I never ...
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2answers
4k views

Linux, fdisk: change order of partitions

I have a harddrive with 24 logical partitions on it. Half of them are Linux and half are windows. Current ordering is: 3 Linux partitions; 12 windows partitions; 9 Linux partitions. In this setup, ...
4
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1answer
367 views

Linux kernel - can't access sda16 & sda17

I can't access sda16 sda17 and higher partitions from my linux. This linux is rather debian (very old); kernel 2.6.23. So, I know that so old linux kernel can't access > 16 partitions on single sata ...
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2answers
2k views

Man command not installed (fedora)

For some strange reason, when I got my installation of fedora, man command was missing. I have already install development tools packages - but still no luck. I checked all the usual suspects: PATH, ...
6
votes
5answers
3k views

How do you switch between Linux manual pages?

I'm new with Linux and have noticed that there are numbers beside certain commands I look up. For example I want to look up accept() in the aspect of network programming, but man accept shows this ...
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2answers
520 views

Radon HD 6870 compatibility with Ubuntu 11.10

Does anyone have experience with the XFX Radeon HD 6870 on Ubuntu 11.10? I've googled and the best I could find was someone getting the card to 'work' on linux. Nothing specific about ubuntu and this ...
12
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5answers
50k views

How to get real-time network statistics in Linux with KB/MB/Bytes format and for specific port or application processID

I used IPTraf, Iftop, vnstat, bwm-ng, ifconfig -a. None of them is helping me to find real-time packets that is getting send/received from my application in KB or MB format. The reason is i am writing ...
1
vote
2answers
791 views

Share a printer between Windows and Linux

I have a Canon LBP2900 printer. I have connected the printer with my desktop PC running windows xp and shared it. I have Ubuntu in my laptop and connected to the local network. Is there any easy way ...
1
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1answer
117 views

CPAN install to many directories

When I install stuff locally (not as root) with CPAN, it ends up putting things in a multitude of places. So much so, that I have to set PERL5LIB to five directories! Here's the CPAN settings where ...
2
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0answers
176 views

When and where does Wubi mount it's virtual disks?

My use of the wubi-new-virtual-disk command made Wubi start mounting this new virtual home disk over my /home folder. After the use of the script failed, I am left with Wubi constantly remounting an ...
11
votes
2answers
6k views

Create symlinks recursively for a whole tree

I am seeking for a command that would re-create a whole tree of files in a different directory. I would prefer to have all symlinks absolute. Can I do that with a find and xargs? ;-)
1
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1answer
331 views

Can Linux Mint install without a new partition like Ubuntu can?

I'm on a Windows 7 box right now, and I was able to install Ubuntu 11 using Daemon Tools. This worked without creating a separate partition for Ubuntu, it's quite nice. Is Linux Mint capable of the ...
1
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1answer
43 views

Is it safe to boot into windows on a computer that has a linux mdraid partition?

I have a linux computer with 5 hard drives. 1 is used by the OS and the other 4 are RAID5 using mdraid and formatted with ext3. I would like to start dual-booting the computer by installing windows 7 ...
4
votes
0answers
600 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 ...
0
votes
1answer
278 views

How to install package in Synaptic (Debian) without internet

Package need to connect internet for downloading updates, but computer have not connection to internet. How I can install this package without connection internet?
3
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1answer
3k views

What's the difference between /dev/sda1 and /dev/xvda1?

The Linux Operating System uses /dev/sda1, /dev/xvda1, etc., to identify block storage devices. From looking at their names, what's the difference between these two devices?
2
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4answers
820 views

Setting up a minimalist linux environment [closed]

All right, I've been messing around with various linux distros and a variety of window managers (I seem to change operating systems like most people change their pants), and I've gotten to the point ...
1
vote
2answers
638 views

How do I start my VirtualBox machine on login?

I have a Linux host with a Windows XP guest machine. I need that Windows XP machine starts after the user does login on Linux. So, how do I start my VirtualBox machine on login?
1
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1answer
937 views

wireless is disabled by hardware switch

I am using Ubuntu 11.10, Every thing was working perfectly fine. After an update is installed my wireless network is stoped working. I am using HP ProBook 4530s The network indicator on right top ...
0
votes
1answer
768 views

Dual Booting Arch/Windows - Windows sets self as active partition?

First time Arch install, though technically I've done it about 3 times in the last couple days :0) Trying to dual boot with an existing Windows 7 partition, which is almost working, with one small ...
0
votes
1answer
160 views

Are there Linux utilities for previewing files (partic. .doc's) rather than full-blown editing?

Instead of opening .doc, .odt, etc. files in LibreOffice which is resource intensive, are there any good utilities for simply viewing (previewing) such files without the need for editing facilities? ...
0
votes
3answers
3k views

Can I chroot to a linux environment from windows

I want to know if it is somehow possible to chroot into a Linux system from Windows, or, is there some technique or hack to achieve that?
0
votes
2answers
560 views

I've two swap partitions, how can i delete one?

I've installed Ubuntu on my computer but I did a mistake during the installation and it created two swap's. In fact I had tree partitions (system, home, swap) but the installator crashed so I ...
1
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1answer
252 views

How can Yum tell me the version of depencencies?

I've installed a package with Yum (Varnish 3.0.2). However, a feature I need has been removed so I need to roll back. According to the documentation, the feature was removed in 3.0-Beta, so I wanted ...
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2answers
4k views

`adduser [options] user group` fails ubuntu 11.04

I'm want to use adduser However it doesn't seem to work if I provide the second argument for the user's group root@a:~# adduser rick staff adduser: The user `rick' does not exist. The group exists ...
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0answers
4k views

How do I unmount a tmpfs that is missing from /etc/mtab?

I have the following line in /etc/fstab: none /home/hydra/tmp tmpfs user,noauto,size=1000M,uid=1001,gid=1001 0 0 I can do mount ~/tmp as user hydra and it gets mounted ok. The only problem is ...
1
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2answers
94 views

Why is SSH finding remote keys for other accounts?

This is a strange issue I'm having with SSH from my Macbook Pro to a Linux (Ubuntu 11.10) server. I have a DSA key setup on the remote Linux server under my home directory like this: /home/me/.ssh/...
3
votes
1answer
1k views

How to disable Gnome from making Documents/ Video/ in HOME?

Everytime I login graphically on Ubuntu 11.10 it creates Desktop Documents Downloads Music Pictures Public Templates Videos in my $HOME. How do I disable Nautilus (?) from doing that?
2
votes
1answer
93 views

Can I ask yum to tell me what it would delete with a “yum remove” command

Is there a way to tell what yum would do "but not do it" for a given yum command?
2
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1answer
764 views

VMWare: Redirect linux console beep to sound card

I'm sitting in a large office of 20 people or so. I - as others - have headphones, so we do not disturb each other. The problem is that when my guest Linux beeps it "appears" on my laptop's internal ...
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votes
2answers
2k views

How to work with the .autostart directory?

I want to launch a java application when the system starts , so I created the .autostart directory in the ~/ directory. Now what should I do to make the java application starts with the system ?
0
votes
1answer
819 views

Does the Linux kernel implement ad-hoc routing?

I know that Linux has support built-in for connecting to ad-hoc networks, but does it implement any ad-hoc routing algorithm? (AODV, DSR, etc.) I'm searching for an implementation of some routing ...
10
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4answers
44k views

How to know that Java is installed in a Linux system?

I am using Ubuntu. How to know if Java is installed ?
3
votes
2answers
709 views

How to use “adduser” to create a user with an extra field, like Work Phone number?

I need to use adduser to add a user from the command line. Currently, I am doing sudo adduser -g someGroup -c "John Doe" dojohn but I'd like to have the command also include a "Work Phone number" ...
2
votes
2answers
234 views

Unlocking My CPU's 64-bit Goodness

I'm expanding my RAID array (Linux software RAID) and have run into what appears to be a hard limit of 16TB on the XFS file system. Poking around on Google seems to indicate that this is a result of ...
1
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0answers
269 views

Black screen when trying to install kubuntu macbook (2008 or 2009)

So I have a MacBook, which I believe is the 2008 model, that I am trying to dual-boot kubuntu on. Everything works fine up until the GUI is initiated (at least I think it is when the GUI is initiated)...
1
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0answers
89 views

Dual boot - chdsk deletes files at startup

I have a dual boot system consisting of Arch Linux and Windows 7, with a shared partition to access files from both systems. Until a couple of weeks ago, I was predominantly using the Windows OS as I ...
2
votes
4answers
2k views

Linux Bridge Won't Forward Packets?

I am trying to share my Wifi internet connection on my laptop with a desktop computer temporarily. I have set up a bridge between wlan0 and eth0 (called br0), got an address on br0 from dhcp, and even ...
3
votes
1answer
314 views

Handling multiple SSH keys/configs

I have two SSH keys 'personal' and 'work'. With them I need to connect to a service: user@service.com. The keys are linked to two accounts on service.com, however in SSH they both have to use the ...
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2answers
1k views

Viewer for huge images under linux (>100 MP color images)

I have a lot of 50-100 MP colour images that I would like to view on linux. For example, 10000x17000 size is typical, but most image viewers will fail with out-of-memory. The file format is png or ...
5
votes
2answers
4k views

List directories containing files that match a regular expression

I would like to set up a simple filtering system on my FreeBSD server that allows me to create arbitrary "views" of directories. For instance, I'd like to be able to list all directories that match ...
0
votes
1answer
763 views

Ubuntu crashing with NVidia GeForce 550 Ti

I have an Asus motherboard p8z68-V motherboard with an NVidia GeForce 550 Ti plugged in. The system boots just fine when I'm using the onboard graphics, but when I plug in the GeForce and use that, it ...
3
votes
9answers
1k views

Best way to gain quick access to frequently used directory in linux terminal

Having some problems googling this one because I'm not sure what the search term is. Shell scripting or terminal feature. What is the best way to streamline access to frequently used directories. ...