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
113 views

Ubuntu / Windows 7 Dual Boot, Can't update Ubuntu

So I installed Ubuntu (9.04, I believe) on my Windows 7 partition, booted into Ubuntu and I can't update any software: "Could not download all repository indexes" ... and then a list of "Fail to ...
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3answers
14k views

Linux installation won't boot due to GRUB “no such device” error

I think I've exhausted all I know to do, so I'm sending up the flares. I'll try to cover it all (albeit, in pieces), so please be patient. I decided to install Linux Mint 11 where I previously had ...
1
vote
1answer
7k views

How do I update a package on Gentoo Linux

How do I update a package in Gentoo Linux?
11
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4answers
8k views

Going to directory using bash variables doesn't work when directory names have spaces

Let's say I want to store the following command in a variable cd "/cygdrive/c/Program Files/" So I do this dir="cd \"/cygdrive/c/Program Files/\"" That should store the command to navigate to ...
4
votes
4answers
825 views

How will single-bit memory error affect Linux?

I'm rebuilding a three-year-old AMD Athlon 5000 system which has an "ASRock NF7G-FullHD" motherboard with 4 memory slots, labeled "DDR2 800", said to have RAM capacity 8GB total. Besides 550W PS and ...
0
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2answers
344 views

Linux: Low memory GNOME distro or VM that takes up < 600 MB total disk space on VM?

I'm trying to get the Hamster time tracking Gnome applet working on OS X using seamless mode. I'm presuming with Gnome I can create a Gnome panel, with just the Hamster time tracker applet in it, ...
0
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1answer
1k views

Why is the startup folder in Debian/Ubuntu called “init.d”? [closed]

Can someone explain the history and the meaning of this name?
2
votes
0answers
174 views

Disable auto-open for a specific device

When I insert a flash drive, always is opened a new window of nautilus showing the content of the flash drive. Is there a form to deactivate "auto-open" option for a determinate USB device? Thanks!
2
votes
1answer
638 views

LMDE detects a wireless card, but can't use it

LMDE can see my wireless card, and correctly identifies it, but it refuses to let me turn it on through the shiny graphical interface. Is there a way to use the non-shiny terminal to turn on my ...
4
votes
1answer
1k views

How can I use ffmpeg to accurately export images from a video file?

My goal; export a series of images from a video file using ffmpeg. I guess my issue is related to frames per second and bit-rate. I tried the following command: ffmpeg -i myVideo.mp4 -r 1 ...
2
votes
2answers
1k views

How do I stop KDE from dimming the screen while mplayer is fullscreen?

Whenever KDE (I think) detects no mouse or keyboard activity for a while, it dims my laptop screen, then turns it off. I don't want that when I'm watching a movie. Is there a setting somewhere to ...
4
votes
2answers
841 views

Can I have sudoedit check `$EDITOR` like visudo does?

As far as I know, the major difference is that visudo has a simple parser for seeing if /etc/sudoers (and other sudoers files) is goodly; however, I also noticed that, when I set EDITOR=emacs, ...
2
votes
2answers
205 views

$DISPLAY dependent gtk themes

I have a computer at home that I log into remotely. The "monitor" for it is a TV, so I want gtk applications to use a large font and icon theme, which I managed to do by editing the ~/.gtkrc-2.0 file ...
3
votes
4answers
6k views

Run command at startup as root

I would like to run a command (that turns off bluetooth devices) at every startup. I normally use cron for these, but this is a command that needs to be ran as root. How do I do this?
1
vote
1answer
8k views

Install Dropbox client version for Linux Debian wheezy

I try to searching the .deb pkg for amd64 to install the Dropbox client version, but I didn't find it. I also try to put in source.list more repositories and try to the official page of Dropbox, but ...
5
votes
5answers
4k views

How to color grep output

When I type memcached -vv 2>&1 | grep --color=always "SET\|GET" I get nice memcached stats GET AR-City-1 GET rest-part-241 SET rest-part-241 Value len is 685 GET ...
15
votes
2answers
28k views

How to replace all the contents from one folder with another one

I have folders old and new. I want to replace all the contents in old/* to new/*. There can be many subdirectories in those folders. But there can be few files which are not in new/* but are in ...
24
votes
2answers
60k views

Force logout a user

I When I logged into the machine as root and typed who to see which users are logged in, I found somebody else too logged in as root devuser pts/0 2011-11-18 09:55 (xxx.xxx.xxx.xxx) root ...
0
votes
1answer
251 views

Can I copy the ntpdate binary from another machine in order to update date & time?

On my Red Hat 5.3 Linux machine, NTP isn’t installed (can't install it for some reasons). However I can copy the binary /usr/sbin/ntpdate from another Linux machine to mine. If I only get the file ...
0
votes
1answer
9k views

Shell script to read value from a file and compare it to another one

I have a C program which puts one unique value inside a test file (it would be a two digit number). Now I want to run a shell script to read that number and then compare with my required number (e.g. ...
2
votes
1answer
203 views

How to Save a File with a Filename Using a TimeCode in Linux

I'm on a tablet pc (Lenovo X60) so my keyboard is not available all (most) of the time, AND I'm trying out Linux Mint instead of Windows. The main thing I'm missing is my AutoHotKey :( I need to ...
0
votes
3answers
369 views

overheating problems with ubuntu 10.04

I am using a Dell laptop (4 GB RAM, core i5 processor @ 2.67 GHz). I have a dual boot with Windows 7 and Ubuntu 10.04. However I observe that there is significantly more heating when I use Ubuntu as ...
4
votes
3answers
244 views

Remove the long Directory listing in the shell prompt

I would like to remove the long listing of the current directory in the shell prompt. Its sometimes annoying when you are using a small shell window and it occupies the whole space in the window I ...
0
votes
1answer
759 views

How to install Ubuntu or BackTrack Linux on iMac

I have an Intel based iMac 2010 21.5" and I would like to install Backtrack (preferably) or Ubuntu. Every time I try to install one of the two, I get a black screen when the installer loads the video ...
1
vote
1answer
104 views

JFS Compression issues

Using NTFS filesystem on linux I am able to have a partition that is either compressing the data or not. To create this partition I can just use mkntfs. When looking for a similar thing with the JFS ...
1
vote
2answers
390 views

How does Linux decide which executable I'm trying to run?

I thought I understood this, but I'm getting unexplained behavior. I have these files: $ which -a kvm | xargs ls -l lrwxrwxrwx 1 root root 18 2011-11-17 17:14 /usr/bin/kvm -> qemu-system-x86_64 ...
2
votes
1answer
134 views

linux - sound from different apps going to different speakers?

My computer has a headphone jack on the front and back of it that have the same output. Is it possible to have music going to the front headphone jacks and white noise sound going to speakers from ...
0
votes
1answer
208 views

ssh_exchange_identification: unprotected port

I wanna login a guest minix system resides inside VirtualBox through ssh and receive the error ssh_exchange_identification: Connection closed by remote host. After turn on the verbose flag, the ...
3
votes
1answer
520 views

Recover LVM2 volume group after one HDD failed

I had two HDDs, each one containing a LVM partition which formed a volume group. Then I had two LVs, one for my / directory and one for my /home/ directory. Yesterday where I had my / dir failed. I'm ...
0
votes
2answers
502 views

Can I dual-boot Linux on a Windows-based software RAID?

I currently have a Windows box with many drives in it. Many of them are in pairs, using a software RAID 1 via Windows 7, which supports mirroring. The drives in the RAID are all formatted as NTFS. ...
0
votes
1answer
476 views

Monodevelop run button grayed out

Well, the title says everything. I've just installed MonoDevelop 2.2 from my Ubuntu's package manager, then created the most basic C# 'hello world' console application. The 'run->run' menu entry is ...
0
votes
2answers
871 views

Enable talkd on ubuntu 11.04 server?

I'm trying to enable the talkd on an ubuntu server (11.04). In my inetd.conf, I put: #:BSD: Shell, login, exec and talk are BSD protocols. talk dgram udp wait root /usr/sbin/in.talkd ...
0
votes
2answers
3k views

Increase Linux screen resolution

I'm running an install of CentOS 5.5 virtually and for some reason I only have 2 available screen resolutions - 800x600 and 640x480. Does anybody know how I can add some bigger resolutions? I've had ...
1
vote
1answer
184 views

I screwed up X or the window manager or something else. How to undo?

I installed Ubuntu 11.10 in a VM on virtualbox. Installed guest additions. Installed "proprietary 3d driver". Installed package build-essential. And a couple of others (nothing out of the ordinary-- ...
3
votes
3answers
2k views

Mount Linux Drive in Two Places

I've been looking for a way to mount the same drive (e.g. /dev/sdd1) in two places on a hard drive. If I try using the command that I use to mount a drive in the first location again, I recieve the ...
2
votes
2answers
5k views

How kill cp in Linux?

I see in: ps aux that exists process like: cp file.txt /home/file.txt This file is very big. I try to kill like: kill -9 12345 12345 is pid. But without success. What else I can do? What ...
2
votes
0answers
324 views

xmodmap confusion betwen AltGR and Left Control

I'm having trouble making AltGr work on ubuntu so I can type 3rd level characters (@£§,{[],etc) it so happens that RCtrl+RAlt don't work either so I have no way of typing such characters. My RCtrl ...
2
votes
1answer
630 views

How to share screen to a group in Linux Mint/Ubuntu?

My colleagues use Mint OS and cannot share his screen to the team via TeamViewer (he can only do it on 1 vs 1 sharing). Is there a way to archive that similarly in Windows 7?
2
votes
2answers
596 views

Network Access via Terminal

I have a weird problem. Here is my configuration. I installed VirtualBox on Windows 7 PC. I installed Ubuntu 10.04 on VirtualBox. I installed many programs via terminal and I can still install. My ...
1
vote
1answer
493 views

No menu in openbox

Right clicking on the desktop yields no menu. I tried deleting my menu.xml file and regenerating it, nothing. I tried running openbox --debug, and nothing obvious. What else can I try? Thanks
3
votes
1answer
1k views

How can I avoid a few seconds of blank video when using -vcodec copy?

I'm processing user-uploaded videos on a CentOS web server with ffmpeg. I need to convert each video to a standard size and format, then extract a 30-second sample clip from each video. I want to use ...
1
vote
1answer
404 views

/dev name of already mounted device changes when a new USB device is inserted

I mount USB devices using the following command. I have no /etc/fstab entry, I mount these devices programmatically. mount -o nodev LABEL=xyz mount-point As soon as I attach another USB device, the ...
21
votes
3answers
18k views

Command-line video editing in Linux (cut, join and preview)

I have rather simple editing needs - I need to cut up some videos, maybe insert some PNGs in between them, and join these videos (don't need transitions, effects, etc.). Basically, pitivi would do ...
0
votes
2answers
735 views

After updating Fedora, my drives are switched between /dev/sda and /dev/sdb

I have two hard drives: internal (SATA) external (USB). Before updating Linux (Fedora), the internal drive was in /dev/sda and the external drive in /dev/sdb. Now, after updating, those two are ...
3
votes
2answers
1k views

Where has all my memory gone?

I have a linux server that keeps using up all its memory and I can't see what is using it. Running top gives the following response: Tasks: 103 total, 1 running, 102 sleeping, 0 stopped, 0 ...
0
votes
1answer
1k views

How can I mount ext3 with restricted permissions, like setting uid, gid and umask?

I want to mount an ext3 filesystem on a device with uid, gid, umask options set. When I use these options during mount, I get an error. Below is the command I am using to mount: mount -t ext3 -o ...
1
vote
0answers
243 views

How to install a new version of Gtk without overwriting the current version?

There is a similar question without answer : How do I install a newer version of GTK in Ubuntu without replacing the current one? I'm running a Fedora 10 - Gnome - Gtk 2.0. Wireshark needs Gtk+ > ...
8
votes
3answers
9k views

How do I convert tar.bz2 to tar.gz?

I'm new in Linux, is this conversion possible? Do I need to compress and decompress all content?
1
vote
2answers
4k views

Linux - Network Sharing a local NTFS usb drive

I have an external hard drive formated in NTFS which I would like to be able to access by the network. I want to make a network share out of it. I also have a Debian machine running in my house and I ...
0
votes
1answer
544 views

Need information on a filesystem error:

I have console access to an embedded linux device. This device has flash memory part of which is partitioned as a FAT filesystem. Its running linux-2.6.31. However I am seeing these errors on the ...