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.

learn more… | top users | synonyms

1
vote
1answer
364 views

Windows 7 doesn't see my wifi network after restarting the wireless modem (freebox)

I have a 'freebox' internet connection (France) and from time to time I have to restart the modem (the 'box'). It is a recommended procedure. My problem is that while my old computer running Xubuntu ...
0
votes
1answer
100 views

What is /dev/blog?

I have tried searching for /dev/blog on google, duckduckgo, etc.; but I cannot find any information about it. I've also asked another sysadmin where I work, but he didn't know what it is used for ...
2
votes
1answer
911 views

Linux alternative to route add on windows

When I'm connected to my windows dedicated server and connect to a vpn server I would get disconnected from the dedicated server since its ip address would change. I found a way to overcome this by ...
1
vote
1answer
213 views

fsck -y breaks system

I have a Red Hat development box and I recently had an outage where the SAN disk was unavailable and and some applications were not running right so I ran fsck -y to check if the file system was ok, ...
3
votes
1answer
3k views

Top menu bar disappeared on all applications in Linux Mint 14 XFCE

The top menu bar disappeared off of all of my applications in Linux Mint 14 XFCE. You can still see the menu item, like "File", "Edit", etc. However, the outline around the window is gone and the is ...
0
votes
2answers
1k views

Limiting Access to SVN folders for certain users

I have created the file svn.password and added a few users. Now I installed a Subversion repository and a Trac instance to my apache folder and set up the vhost.conf as follows: <Location ...
-1
votes
1answer
226 views

What to do when a drive is no longer recognized under Linux?

I was salvaging a hard drive with damaged sectors using a bash script performing calls to ddrescue. That drive was known as /dev/sdc and connected in eSata via an ExpressCard. I could not find any ...
-1
votes
1answer
353 views

Can a 'good' scratch cause RAM to become useless?

Can a 'good' scratch cause RAM to become useless? I know it depends on where, so here's a picture: (NOTE: The picture is used only for the sake of clarity, and is in no way identical to mine; for ...
1
vote
1answer
612 views

Linux distro with C/C++ development tools included

I work at a company that does not allow Internet access to Linux based machines. However, I need to develop C programs for my job. (Strange I know...) Is there a Linux distro with common IDEs and ...
3
votes
2answers
139 views

Quickly browse through many PDFs

I have hundreds of PDF files that I would like to browse through rather rapidly while viewing them at (nearly) full-screen, preferably while zoomed in to a particular area. What I need is the ...
4
votes
2answers
462 views

How to enter tty1-6 in Linux in virtual-box in Linux host

I installed a virtual box in my Ubuntu host, and then installed another Ubuntu on my virtual box. Everything is alright except when I try to enter tty1-6 in the virtual one, I just enter tty1-6 in my ...
1
vote
0answers
142 views

How to run ntfsfix automatically when a disk with corrupted partition is plugged in?

I'm wondering if it's possible to detect a corrupted partition automatically and run ntfsfix on that partition to fix it when a disk is plugged in similar to Windows asking to run chkdsk. But I ...
4
votes
2answers
2k views

Time the execution time of multiple commands

Is there a way to time a series of commands in linux? Perhaps something like this: /usr/bin/time { ls; pwd; ls }
0
votes
1answer
576 views

RedHat installation error

I am trying to install RedHat on virtualbox running in ubuntu but it results in "drives not found error" on both RHEL 3 and Red Hat 9 versions. I have a sata hard disk and the details of my machine ...
0
votes
0answers
96 views

On ubuntu 12.04 the video, after some day of working, turn blank

I have a PC with ubuntu 12.04 which is connected to a video with a resolution of 1366x768, without mouse and keyboard. It happened that after some days of work , without any external input, but only ...
0
votes
1answer
315 views

LVM mount physical disk for backups

I have a home server running Centos 6.4. There are 2 400GB physical disks, and I believe I have 1 logical volume over one of the disks. I want to mount the 2nd disk under /backup and use it for ...
0
votes
0answers
841 views

Executing tcpdump remotely while storing packet capture locally

I have run into stumbling block while attempting to create a bash script that will write packet capture files from tcpdump onto a remote server, while displaying the output of the tcpdump command so ...
4
votes
4answers
391 views

How can I find a path by providing only part of the path?

Let's say I need to find this path /<some_where_in_root>/find/this/path and the only information I have is /find/this/path. What would be the best means of locating the full directory? I ...
3
votes
1answer
680 views

Wicd set up on centos

I am having difficulties with wicd on start up on CentOS 6. When it starts up it complains that it cannot connect to the DBus and that the daemon has shut down. When I check the log file there is ...
0
votes
2answers
5k views

cannot create directory. permission denied. but i have permission

i'm fairly new to linux, and ran ubuntu the other day. it is running dual boot with windwos 8. now, the problem is, even though i log in as root and give a specific folder ALL PERMISSIONS (#chmod 777 ...
2
votes
1answer
492 views

linux: utility to find good partition alignment on ssd

I am getting a new SSD. is there a linux utility that aids me by recommending/choosing/checking the correct partition (and potentially ext4) parameters to avoid the performance penalty? my "default" ...
0
votes
1answer
454 views

How can I write my CPU temperature into a file on Linux?

Recently I installed lm-sensor for monitoring my CPU temperature. I am monitoring it by this command in the terminal: while [ true ]; do sensors; sleep 1; done But I need to access my temperature ...
0
votes
1answer
34 views

how to display I/O file on shell

I am writing shell script and I need to display my output at the same time however it doesn't work with 2> somefile.txt and if I do | tee -a somefilel it will not overwrite which I need to . <> ...
0
votes
1answer
46 views

One hour too much in date formatting using date(1)

If I execute the following commands in the terminal start=$(date +%s) # wait a few seconds … end=$(date +%s) time=$(dc <<< "$end $start -p") echo "$time" echo "$(date -jr $time +%H:%M:%S)" ...
1
vote
0answers
633 views

local routing with openvpn : ping: sendmsg: Operation not permitted

I set up a simple vpn with IP 10.0.0.1 using openvpn --mktun --dev tun1 ip link set tun1 up ip addr add 10.0.0.2/24 dev tun1 and I run a simpletun program on two machines which is ...
2
votes
1answer
4k views

Any sound which is played from Google Chrome is very low pitch

Any sound which is played from Google Chrome is very low pitch, doesn't matter which website or source i.e. video from youtube, music from flash games and etc. However if I open same content in other ...
0
votes
2answers
188 views

find duplicate files by size and MDF

I am writing script to search for dups files and group them by size and then by their MD5 check sum. here is my script: find . -type f -printf "%s\n" | sort -rn | uniq -d | xargs -I{} -n1 find -type ...
1
vote
0answers
112 views

Font smoothing in the Terminal

I've noticed that the fonts that the default font on emacs is a lot smoother and easier on the eye than the font inside the terminal. Although they are both supposedly monospace 12 fonts, I was ...
0
votes
2answers
192 views

Hard Drive broken beyond repair?

Yesterday my sata HD (western digital) on my windows 7 desktop PC suddenly became really slow, and Windows hanged, which led to a failed shutdown. I ran whatever automatical repair Windows suggested ...
1
vote
1answer
208 views

What is the difference between these two grep options?

I am writing a script. What is the difference between the following two lines? grep . || echo something and grep "^\." || echo something
0
votes
1answer
173 views

service started from sh script stops when sh script

I have service named "router" that is able to receive http requests. I decided to write sh script that will periodically check health of router service. if something is wrong then it will restart it. ...
0
votes
1answer
387 views

Evolution on Debian 7 won't restore Evolution back up file from Fedora 18

I made a back up of my Evolution mail client when my laptop was using Fedora 18. Today, I have finished installing Debian 7 on to the same laptop, and now I am trying to restore the back up file to ...
0
votes
1answer
102 views

Difference between x86_64 and i386 for installing Fedora18 [duplicate]

What is the difference? I have intel pentium dual core P6200. Under what category my system fall into? I want to download fedora18. It shows me these options(x86_64 and i386). Which one should I ...
0
votes
1answer
870 views

Bash script to remove and rename files based on size and naming

I have directories with multiple conflicting files, and am looking for a way to sort, name and delete duplicates based on a distinct pattern based on the file's name and size. Though my knowledge of ...
4
votes
1answer
1k views

Reading bad blocks from hard disk too slow in Linux

I'm trying to recover data from an old 320G hard drive (full of bad sectors) to a new one. I found that ddrescue is a good tool for this task due to it's smart algorithm. I have already done this once ...
1
vote
2answers
563 views

Extracting one frame per minute with ffmpeg, and skip a few seconds

I'd like to extract one frame per minute from a video, starting from a specified offset. For example, say the offset is 00:01 (mm:ss), then I'd like to extract 00:01, 01:01, 02:01, and so on. The ...
-1
votes
1answer
500 views

NTFS partition mount but doesn't show any files

The partition was bootable, but it's not anymore. I booted with an ubuntu live CD. "fdisk /dev/sda3 -l" shows this: Disk /dev/sda3: 626.4 GB, 626396585984 bytes 255 heads, 63 sectors/track, 76155 ...
0
votes
2answers
611 views

Extracting frames with ffmpeg and including subtitles

I am attempting to extract a single frame from a video, with subtitles, using ffmpeg. I built ffmpeg myself: sircmpwn@picard ~/sources/bakabt-staging/hennkeo/groups $ ffmpeg ffmpeg version ...
2
votes
1answer
1k views

Arch Linux: USB mouse fails after an hour of running

I have just installed Arch Linux with kernel version 3.9.5-1. While running xorg (in particular, XMonad), my Microsoft optical USB mouse fails (stops sending movements) after a length of time, every ...
0
votes
1answer
7k views

How to transfer entire directory from one server to another via SSH

I have two servers, access to SSH on both. I want to transfer entire directory from server A to server B. They are both remote servers to me. Am I right to assume it is possible to log into SSH ...
0
votes
0answers
254 views

define IP routing in linux for multicast IPs

I want to multicast some MPEG-TS streams on my linux server such that the streamed content just be seen on localhost and not sent to the network interface of my system (Clearly stream not routed to ...
0
votes
0answers
316 views

packet loss and unable to ssh

I am trying to connect to a linux server from my linux machine using SSH over LAN. I don't know what the problem is but sometimes I can ping the server but can not ssh whereas at other times I am ...
2
votes
0answers
543 views

How to connect a monitor via an USB based VGA card?

I want to connect two external monitors to my Toshiba Satellite C640, although I have only one VGA port. I have an external USB to VGA card which I connected, but it did not detect the second monitor ...
5
votes
1answer
2k views

How to get the nicklist in irssi to appear everytime?

I'm an avid user of tmux and irssi. I've been trying to use the nicklist.pl with irssi in tmux with only half success. I'm currently following the instructions here: Running nicklist with irssi using ...
0
votes
0answers
607 views

Ctrl Alt Function terminal doesn't work in Debian Wheezy

I have installed Debian Wheezy a few days after it was released. I cannot use Ctrl + Alt + Function terminal because when I try to switch to one of them I get a view of starting screen. I mean screen ...
1
vote
1answer
92 views

Windows 7 installation from recover partition, keep Linux?

I own a X201s. I want to reinstall the win7/64 partition with the recovery partition, without loosing the linux partition. It seems as I do not have any options on installing windows, I can just click ...
6
votes
1answer
11k views

Can I pipe/redirect a console application through netcat so it can be used remotely?

Is it possible to 'pipe' an instance of a console application through netcat, so netcat is listening for a new connection and redirects the stdin and stdout over the network connection.
2
votes
0answers
116 views

upstart-monitor with CLI option fails to start in Ubuntu Server 13.04

When I try starting upstart-monitor on Ubuntu Server 13.04. I get the following error: Traceback (most recent call last): File "/usr/bin/upstart-monitor", line 195, in <module> class ...
0
votes
1answer
101 views

gmail macro to select only “to” messages in priority inbox (mutt)

I have this line in ~/.muttrc: macro index tp "<change-folder>[Gmail]/Important<enter>" "Go to priority inbox" which successfully restricts what mutt grabs to only Gmail's priority ...
-1
votes
1answer
486 views

./configure: line 2178 config.log permission denied

I want to install a library libevent . I forgot to su root and run ./configure under my user acount esolve. Then I notice I there are errors after make install with esolve. my root can't modify files ...