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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2
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2answers
320 views

Something is blocking audio controls?

Lately I noticed that something seems to be blocking various audio controls - mixer mostly. I can't access mixer window from taskbar, my keyboard volume knob doesn't work, mute too. But - all the ...
0
votes
1answer
269 views

Log what time hibernation occurred?

Fedora 14 xfce I am looking for the log messages where I can find out what time my netbook hibernated? I have checked in the /var/log. And all I could see was pm-suspend.log and pm-powersave.log. ...
0
votes
1answer
670 views

How do I configure auto-login in Linux?

Im using Vector Linux and I want to login automatically every system starpup instead ask for user and password. P.S. Vector Linux is based in slackware and uses shell to ask user and password
7
votes
6answers
15k views

What's wrong with my bash script to keep last x files and delete the rest?

I have this bash script which nicely backs up my database on a cron schedule: #!/bin/sh PT_MYSQLDUMPPATH=/usr/bin PT_HOMEPATH=/home/philosop PT_TOOLPATH=$PT_HOMEPATH/philosophy-tools ...
0
votes
0answers
352 views

Can't run Moblin/MeeGo on Intel Core 2 Duo processor based laptop

I wanted to install MeeGo (formerly, Moblin) in my Acer Aspire 4930 laptop, though I know this OS is targeted towards netbooks based on Intel Atom Processor, but I can't even run it on VirtualBox ...
2
votes
2answers
563 views

what flavor of linux is popularly used in companies running web applications?

i lack some knowledge in linux and was wondering what flavor of linux is popularly used at companies who operate web applications. i know there are alot of them and i worry that if i learn one flavor ...
1
vote
2answers
1k views

Flash and Chrome Browser under Linux is not working properly anymore

After a series of updates, my chrome browser will not display flash content properly anymore. For example, if I go to speedtest.net I can see the speedtest applet but it's flickering funny colours ...
0
votes
1answer
357 views

proftpd fails on boot saying “MasqueradeAddress: unable to resolve rowilson.dyndns.org”

I have proftpd set up on my linux home server. As I have a dynamic IP at home, I am using DynDns.org to provide a hostname for me. I have told proftpd to use this address as the MasqueradeAddress, to ...
1
vote
2answers
400 views

Switch off Sandy Bridge core(s) in Linux?

I am looking at various laptops at the moment and it's appealing to get a quad core (2720QM) when I need the power (yes, I have an application that can utilize many cores in parallel just fine). But, ...
6
votes
2answers
1k views

Passing options to a program: what's the convention for one dash vs two?

Some programs will take options like this: $ someprogram -orange apple And other programs will use something like this: $ otherprogram --orange apple Is there a "rule" or convention for this in ...
0
votes
2answers
288 views

how to get files running on a virtual machine

My hostmachine is Windows, and install Ubuntu on a virtual machine. I developed some program on Ubuntu. Suppose I want to transfer these files to a folder in Windows. How to find and get these files, ...
10
votes
5answers
7k views

How to count total number of lines of found files?

I'm running a find . -name pattern to find some files, and I'd like to elegantly get the total number of lines in these files. How can I achieve that?
0
votes
2answers
394 views

How to keep home dynamic ip updated in laptop's hosts file, both linux

I can script and program if necessary, but just looking for the best way to do this. What I have in mind is everytime I connect to my home network, I use NetworkManager, it would update the ip. That ...
0
votes
0answers
2k views

VNC error: “Could not connect to session bus: Failed to connect to socket”

I started a vncserver on display :1 on an ubuntu machine. When I connect to it, I get a grey X window with an error message Could not connect to session bus: Failed to connect to socket. The vnc log ...
1
vote
1answer
643 views

Read/write permission on a nested folder

I have a nested directory structure like this: foo foobar foofoobar In case I want to give a user read/write access to directory foofoobar, do I have to assign read/write access on foo and ...
2
votes
2answers
4k views

Removing all traces of GNU java and openjdk and replacing with Sun JDK

I have installed latest Sun JDk. But when I do: java -version I still got OpenJDK version. So I completely removed OpenJDK. But now when I do: java -version I get even older GNU java 1.5 ...
3
votes
4answers
2k views

Why this command crashes Linux [duplicate]

Possible Duplicate: What does this cryptic bash command mean? Why this command crashes Linux? :(){ :|:& };:
1
vote
1answer
1k views

Share 3G internet connection [duplicate]

Possible Duplicate: Share internet in Linux Hi, I new in linux and I would like to share my 3G intenet connection using a ethernet cable, but I dont know how to doit, and I have problems ...
0
votes
2answers
2k views

Linux Mint does not start after renaming home directory

I am new to linux and was just trying to rename the only directory in home from rk to rhk. I messed up the whole thing and the settings. Created some new thing named rhk which I can't remember as ...
3
votes
3answers
6k views

How to install a program on a DDWRT hacked router

I need to install a program on a linux router. Can this also be done on a linksys router that has ddwrt installed on it? How?
8
votes
3answers
11k views

ctrl + r in linux / ubuntu terminal command line

With CTRL + R you can search in previous commands (in the terminal of Ubuntu). However, it always seems to display the last occurrence of the search term. Is there any way to browse through all ...
0
votes
2answers
311 views

I've accidentally deleted the /etc/rc.d/functions folder and functions.d script and turned my Arch Linux machine into a brick

None of my daemon scripts work now, and the startup process displayed errors. Should I reinstall the OS and start from scratch, or is there a way to recover these files? Is there a way to rebuild the ...
3
votes
3answers
406 views

Performance difference between yum and self-compilation

How does compiling source code oneself result in better performance than using yum?
4
votes
2answers
3k views

Home server - HP Proliant Microserver - Software and setup - OS on USB stick?

I've just purchased a HP ProLiant Microserver for home use. I want to set up with web server, samba shares, the usual stuff. My question is really about system setup. It has an internal USB socket so ...
3
votes
3answers
1k views

No signal on monitor after plug it to a linux box

I use my old computer as an NAS, so I remove the monitor after I installed linux on it (disconnect vga cable). I use ssh to control the machine and it works fine. Until some day, after kernel/softare ...
1
vote
2answers
448 views

Downgrading chrome from unstable to stable on Linux

I have downgraded Google Chrome from unstable to stable recently (version 11 to 10) and I get an error message that the user profile is incompatible. How can I fix it?
1
vote
1answer
523 views

Crawling a large directory with wget with two links pointing at the same thing

I'm trying to crawl a directory on a website and basically download everything in it. The structure is simple enough(but there are also multiple folders), but there is one thing that makes wget choke ...
0
votes
1answer
723 views

How to run a script constantly in background under linux

I have a perl script which runs a mini webserver allowing me to do various things. I'd like to have this script run when the machine starts up, and constantly run in the background. How should I ...
0
votes
1answer
494 views

How to improve performance of mplayer with libcaca?

I'm using mplayer and libcaca on Gentoo. My framebuffer (uvesafb) is running at 1920x1200 (I don't know how many characters that is) and mplayer has problems filling up the screen, so video and audio ...
2
votes
4answers
2k views

How to share folder between Linux PCs?

I've 2 linux PCs and i would like to share a folder between them. The 2 linux PCs are Debian derivatives (one knoppix, the other linux mint debian). Can someone explain how to setup the knoppix ...
0
votes
2answers
1k views

Fedora 14 problem with using root

I reinstalled my Linux and set the root password. But now I can't login to root. I can only run updates by password setted and do similar task but sudo is not working. What's the problem?
0
votes
1answer
145 views

Specific Linux application loses Synergy connection

I have a Synergy setup with Win 7 as the host and CentOS 5.5 Linux as a client. Everything works great in general...I can smoothly move between the two environments with my single mouse and keyboard. ...
2
votes
1answer
254 views

Which codec and (Linux) video tool for highly compatible video on Windows?

I'm looking for a Linux tool that allows me to transcode videos to a video codec that is highly compatible to the Windows platform. We produce large scientific videos from measurements and would like ...
1
vote
1answer
111 views

Creating a Daemon based sftp client

If i were to build an sftp client which launched with logon details, and could then controlled by sending commands to that daemon; would that be ideal way to create an sftp client with disposable ...
1
vote
1answer
691 views

create replica of ext4 filesystem and re-use it

Is there a way that I can use my Linux ext4 file system, as such and then use it on some other computer. I have a dual-boot of Windows 7 and Ubuntu 10.04 and my partition table looks like this: ...
8
votes
2answers
10k views

Disabling mouse acceleration in X.Org (Linux)

This is the Linux version of my Disabling mouse acceleration in Mac OS X question. Hopefully I'll get an answer this time. I am tired of mouse acceleration and want to have a completely linear mouse ...
0
votes
2answers
110 views

Is there a tool that can let me visualise timestamps by day/week/month?

On our website we record thousands of events in tables each with a unique timestamp. Is there a tool that can plot for me the number of timestamps that fall within a day, week, or month, on a graph ...
3
votes
4answers
2k views

BASH: find duplicate files (MAC/LINUX compatible)

I am looking for a bash script which is compatible with Mac, to find duplicate files in a directory.
2
votes
1answer
442 views

What I should know about memory management?

first of all: I don't use stackadmin or similar so please don't vote for moving there, I'm reading man top and paper "what every programmer should know about memory ..." I need really simple ...
3
votes
3answers
1k views

Linux: Limiting data throughput (pipe) in bytes per second?

I was wandering if there is a Linux program that can limit data throughput of a pipe - in actual bytes per second?. From what I gather, applicable for the purposes would be bfr, however, it has ...
4
votes
2answers
3k views

Linux memory full, process memory usage doesn't add up in top

I have a computer with 16GB of ram. At the moment, top shows all the RAM is taken, (NOT by cache), but the RAM used by the various processes is very far from 16GB. I have seen this problem several ...
38
votes
6answers
13k views

What happens if mv is interrupted?

What happens if the Linux mv command is interrupted? Say, I'm moving a whole directory to some other place and interrupt it while it's moving. Will the source directory still be untouched?
2
votes
1answer
527 views

hidden file consuming disk space

The following file is consuming a lot of disk space. Can I remove this file? /opt/wlt-tomcat/logs/.catalina.out.swp What this file is used for?
7
votes
2answers
4k views

View bad blocks on mounted ext2/ext3/ext4 filesystem

I've ran fsck -c on the (unmounted) partition in question a while ago. The process was unattended and results were not stored anywhere (except the bad block inode). Now I'd like to get bad block ...
3
votes
7answers
3k views

linux: How to sync two video players on two computers?

Two GNU/Linux computers are playing the same video with mplayer (or vlc or whatever). How to sync the pause/seeking/FFw between them. Like when I press pause on master computer, the other one is also ...
0
votes
1answer
305 views

problem with linux usb device permission on reboot

THe below output from my terminal probably should make sense to those able to help: [root@Plugbox ~]# cd /dev/bus/usb [root@Plugbox usb]# ls 001 [root@Plugbox usb]# cd 001 [root@Plugbox 001]# ls -l ...
1
vote
1answer
2k views

split files on windows compatible with linux cat

I need to split up a large file on windows so I can upload it in parts to a linux machine. I'm looking to do the opposite to this hopefully with some native utilities to keep it simple. I understand ...
4
votes
2answers
9k views

32-bit color in virtualbox

I installed Ubuntu 9.10 (using the old version because it's bundled with PHP 5.2.10 instead of 5.3.x, which is a requirement for me with the project I'm working on). However, I can't figure out how ...
4
votes
1answer
5k views

How long should it take for gparted to shrink a 44 GB partition down to 10 GB

I've had gparted running to shrink a Backtrack partition down to 10 GB from 44 GB. I was wondering how long that should take and wether or not it's jammed. It's been on "shrink file system" for well ...
0
votes
1answer
34 views

Increasing MySQLD SuperUser Slots

In my office we sometimes have servers that hit the max_connections limit. As we sometimes have scripts that take up that 1 extra 'superuser' slot for MySQLD, we'd like to raise that. Google ...