Linux

linux grep command
Here is my question I need help with. This has to also show the line count. I can get it to show the files but not the line count. What is the single command used to identify only the matching count of all lines within files under the /etc directory that contain the word „...

hard drive wont boot - fedora 11
i was trying to install Linux on a old usb hard drive i have and i installed it onto the drive (from a .iso cd, i clicked install onto hard drive from the desktop) then rebooted. i tried to boot Linux from it but it did not work then i tried booting of the my main hard drive that has windows 7 on...

Backup IMAP Email Account to a Hosted Google Account
Greetings, campers. I have a vanilla IMAP account for work, and they also provisioned me a hosted Google email account. I have tried good ol' drag-and-drop migration with Thunderbird on more than a few occasions, and it was a miserable failure. I am now interested in using a proper syncing too...

ethtool, WOL: What does "wake on physical activity" actually mean and (how) can I use it?
Hi everyone. I fighting with the WOL settings of my Ubuntu box at the moment. The idea is to have an HTTP/SVN server to sleep while it's unused and wake up when it's accessed. So far, wake-on-LAN works and is activated on startup: Settings for eth1: ...

Unknown encoder 'libmp3lame'
I'm using ffmpeg to convert my files but when I tried to convert WAV -> MP3 I got this error. It's surprising for me cause I installed this one yesterday. What could happen? ...

Slow running Ubuntu 10.10 laptop
Hello everyone. I have a slow computer. When I click on an icon say Firefox it can take 10 seconds to load. when I minimize and maximize windows you can see it happening. I get "ghost" screens where you see the window outline of the box but nothing in it or it may be white. The l...

Axiom 25 on Ubuntu?
Hey i've just switched to Ubuntu and i like it so far. Now... I have a Axiom 25 keyboard.. And i would like to use this on ubunte. i've googled but i can't really can't anything about it. Is there anyone that got it working with ubuntu? thnks&#x...

Sort & rename images by date in EXIF info
Hi! I have mess in my photos folder, I want to sort them according to date in EXIF information and rename according to the date (like 001.jpg, 002.jpg and so on). How can I do it in Linux? I have used ImageMagick for some basic bulk processing tasks before (convert...

How good is Canon printer/scanner combo support under Linux?
I want to buy a printer/scanner combination. My current choice is the new Canon Pixma MG8150, it has good specs and Canon seems to get lots of praise in printer reviews. But my desktop PC has only Ubuntu 10.10 (no Windows as dual boot/VM/whatever) and I don't know how good the Canon drivers for L...

LIDS & Debian installation issue
/usr/src/2.6.32.16/arch/x86/include/asm/lguest.h:68: error: 'IDT_ENTRIES' undeclared here (not in a function) In file included from arch/x86/kernel/asm-offsets.c:2: arch/x86/kernel/asm-offsets_32.c: In function 'foo': arch/x86/kernel/asm-offsets_32.c:59: error: 'struct thread_info' ha...

what is the best windows x server to use to connect linux GUI
Hello all im searching for free fast x server to connect Linux GUI . any recommendations? ...

How do you get Ubuntu to automatically run a program every time the screen is unlocked?
I have a script I would like to have automatically invoked every time the screen is unlocked. Does Ubuntu provide some support for users who wish to do this? Thanks! ...

back-up database in Linux partition from windows partition!!
Hello I am in a very embarrassing situation, I was trying to upgrade to ubuntu 10.04 from ubuntu 9.10 yesterday and while updating I forgot to put my laptop on charger and the battery ran out. Since we know that there is no track back process in linux, all I get now is a blank terminal screen at ...

Any Debian based Linux distribution optimized for I686 or X86_64 and suitable for a number crunching cluster
I only know of Arch Linux which is pretty awesome and I use it for my desktop. But its rolling release model makes me wary of using it for servers. I know that the benefit of an optimized distribution will not be striking, at least it is unlikely to hurt. Given that I have more modern CPU I would...

Wildcard Substitution / Bash Question
I have an Ubuntu 10.04 OS, and if I do this on the terminal (it works): $ ssh new_machine "find /tmp/test_*.csv -mtime +14 -exec rm '{}' \;" But if I place it in a shell script, it does not work. I suspect it is related to the "*" wildcard... ...

./configure && make && make install
I am logged in as a regular user. Should I use: ./configure && make && make install or sudo ./configure && sudo make && sudo make install or ...

Ubuntu intrepid - static IP networking keeps restarting with DHCP
I've got a linux box with a static IP configured that seems to be ok. The static IP address works for a few hours, and then sets itself back with (what seems like) whatever DHCP tell it to use. Here's my /etc/network/interfaces auto lo iface lo inet loo...

why "java -version" may crash?
On Ubuntu Linux 10.10 (and I had the same problem on 10.04) java (from openjdk-6-jre-headless) crashes for unknown reason: me@ub:~$ java -version # # A fatal error has been detected by the Java Runtime Environment: # # java.lang.OutOfMemoryError: requested...

find in between particular dates
find / -newer -10 mtime +30 i want to check only those files which are modified yesterday please correct the abouve command ...

How to move one word right/left in linux/bash?
What is the equivalent of Windows' CTRL-Right and CTRL-Left ? ...