Questions specifically about Linux, as opposed to Unix-like systems in general, or to questions about a specific distribution or program.

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0
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1answer
15 views

Error: you do not appear to have the sources for the 2.6.32-042stab102.9 kernel installed

I've just bought a new VPS with Cent OS 6.6 installed. I'm attempting to install Asterisk 11 on this VPS via command line remotely. I've used the directions here however I get this error: you do not ...
0
votes
0answers
19 views

Fedora 20 won't boot

It flashes to a blank screen a few times, perhaps trying to load cinammon desktop, then hangs here I accidentally chowned the ownership of everything in /var to the apache group, which caused a few ...
0
votes
3answers
27 views

I have to run `startx` on boot to have a window manager, how can I fix this?

I've had Debian Wheezy for a long time and decided to upgrade yesterday to Jessie, a few things I did wrong, I ran autoremove because I was careless and a few things happened. 1) I have to run startx ...
-1
votes
0answers
13 views

Partition suggestions for dual boot 2 different linux distros? [on hold]

I want to partition my hard disk manually for installing more than 1 os. (2 different distros of linux). I am using Gparted to do the job. My Hard drive is 1 TB or 1000 GB. My first partition was ...
0
votes
0answers
4 views

how to configure codeigniter based website for password protected apache basic auth codeigniter

Actually I want to 'password protect' my website as its still in development. My requirement is simple if anyone try to access my site http://xxxxx.com it should prompt for password (Basic apache auth ...
-2
votes
0answers
10 views

Replacing Android Binder with kdbus [on hold]

I read this article on lwn mentioning that the linux community may replace the Binder IPC mechanism in Android with kdbus. I wanted to ask from anyone with knowledge about these IPC mechanisms: what ...
0
votes
0answers
19 views

trouble booting from cd on very old computer [on hold]

I've been trying to boot from a windows 98 boot cd. I start the computer and get press to boot and press f1 to enter setup. I go into setup and set the cd to boot first. But still I don't notice any ...
1
vote
0answers
29 views

Reading the program header contents of an ELF file

How is it possible to extract loadable program headers individually from ELF files? By examining a binary using readelf one can get output similar to: $ readelf -l helloworld Elf file type is EXEC ...
-1
votes
0answers
31 views

tail command doesn't work for heavy files?

I have NAS reindexed log which is almost 6GB. Output is human readable and text format. When i use tail -100f filename.txt It doesn't show anything. I though it was due to file size is ...
1
vote
1answer
24 views

Linux boot hangs: [Firmware bug] ACPI: No _BQC method, cannot determine initial brightness

I have an old Win XP NEC laptop and I tried to boot a live usb with Lubuntu 14.10 to install Lubuntu, but when I tried to boot the live USB, after about a minute the boot process hangs at a line that ...
0
votes
1answer
17 views

Error I get when I try install IDE Anjuta

sudo apt-get install anjuta Error I get while installing the IDE. What is this error about? However, I am able to successfully install the IDE Unknown media type in type 'all/all' Unknown media ...
1
vote
1answer
30 views

Can't access my apache server from outside LAN (Raspberry Pi)

I know this question was asked a lot, but unfortunately none of the posts really helped.. I'm trying to set up an Apache server on my Raspberry Pi. I managed to set it up correctly I think, but I ...
0
votes
1answer
25 views

Correct way to delete unnecessary files from /boot directory (Ubuntu)

Currently there is not enough space on by /boot partition/folder and the sofware update can not be performed. Question: how should I correctly free-up some space in that directory? Here is the ...
0
votes
0answers
25 views

Warnings/Errors when running clamav/clamscan, scanning 3TB hard-drive

Questions: What am I doing wrong here? What do those errors and warnings mean? Is there a fix for this behavior? My case: I've been trying to scan two 3TB hard-drives with clamscan for a week now ...
-1
votes
1answer
39 views

Erratic behavior with gzip on unix

I am compressing log files daily and very recently I have been seeing some crazy results on the file type of the file after compression. Normally you would expect file filename.gz returning gzip ...
0
votes
0answers
8 views

Fast TSC calibration failed in TAILS whch pauses boot

I have several flash drives which have TAILS installed onto them. I have tried to boot from each of them, both on safe mode and off of safe mode, and I get a "Fast TSC calibration failed" warning ...
3
votes
1answer
31 views

Change the root password of a Linux image

I'm building a jessie build of Debian. Passwords are saved in /etc/shadow in the build tree, but they are salted obviously so I cannot change it just by editing the file. If this was my installed ...
0
votes
2answers
33 views

selectively moving partially matched files to different directories

I am working in linux server where a parent directory I has 100s of partially numbered files, e.g GGG12345_abb.txt GGG12346_abc.txt GGG12347_cbx.txt . . GGG19045_jha.txt each of which is ...
0
votes
1answer
18 views

Debian E: unable to locate package [duplicate]

I am attempting to install the lxdm package for debian (wheezy). Running apt-get update does not yield any errors, and my sources.list file is as follows: deb http://ftp.us.debian.org/debian/ wheezy ...
0
votes
2answers
26 views

Is there any disadvantage of executing a shell script using nohup?

To execute a shell script in background and without an interruption, we use nohup command. For example: $nohup mytest.sh & Press ALT Press Enter Is there any drawback or disadvantage of this ...
2
votes
1answer
33 views

User without a password - how can one login into that account from a non-root account

I have just started to use Scientific Linux (7.0) (although I assume this question might be distribution neutral..). The kernel version is 3.10.0-123.20.1.el7.x86_64. Coming back to my question. I ...
2
votes
1answer
21 views

How to make sshd listen to two ports, but restrict one of them to a single source address?

I need sshd to listen both on port 22225 (allowing connections on that port from any IP) and port 22 (allowing just a single static IP on that port). In other words, listen on two ports at the same ...
0
votes
0answers
16 views

Map characters to key-combinations

Is there a way to map special characters to the keyboard, using a combination of keys? For example, having Alt+A print out a Greek alpha letter, or having Alt+⇨ print out an implication arrow.
0
votes
0answers
11 views

Java JRE 6 installation

I installed Java 6 (jre-6u45-linux-x64.bin) on a Ubuntu 12.04 machine following the procedure from this link: http://ubuntuforums.org/showthread.php?t=1904467. When I later installed Java 7 and ...
-2
votes
3answers
38 views

what is the difference between “ssh user@ip” and “ssh ip user”?

I am facing problem with one of the above. Only ssh user@ip works not the other way round. And I am getting the following error when I run ssh ip user sh: root: not found Because of this I GUESS ...
0
votes
2answers
27 views

output in iptables

I have added the rule to iptables file, however the command does not show it. $ sudo less /etc/sysconfig/iptables Generated by iptables-save v1.4.7 on Fri Oct 24 13:28:48 2014 *filter :INPUT ...
2
votes
1answer
59 views

bash: how to save state on prompt evaluation [duplicate]

I want to put duration of last running command in command prompt, f.ex: user@host$ sleep 360 6m user@host$ Also, I want duration to not show up if it is less than some minimum threshold (say 30 ...
0
votes
0answers
11 views

Monitor not indentity

I use Debian 7.x and have two same monitors NEC MultiSync LCD2090UXi. But only one of them is detected as NEC. I used xrandr for change resolution of unidentified monitor and all was ok, but after ...
0
votes
1answer
22 views

iptables | redirect from local [interface:port] to local [interface:port]

0 down vote favorite I have two interfaces eth0 (192.168.1.95) and eth0:1 (10.0.0.100) i want all packet for 192.168.1.95:9900 (from any 192.168/24) will be redirect/forward to 10.0.0.100:9900 and ...
0
votes
0answers
24 views

Where can we find a good Linux System Administrator? [on hold]

Where can we find a good Linux System Administrator? What are the websites to post a position that Administrators visit? Do System Administrators like to work as contractors? Or do they prefer to work ...
2
votes
1answer
57 views

sudo -i returns an error

When I try to switch to root using sudo -i i get the error /var/tmp/sclDvf3Vx: line 8: -i: command not found... However, su - works which I will continue to use. I'm by no means a linux system ...
2
votes
2answers
61 views

Print file contents and delete the printed content* from the file

In Linux, from a bash shell, how can I print the contents of a file and remove the content I just printed content from the file? I have a program writing texts to a file repeatedly. On a Linux shell ...
0
votes
0answers
12 views

Keyboard merely plugged in greatly increases kernel boot time

Specs are here. I am using a K65 RGB. I am using the ckb-git package from the AUR to provide basic input functionality. With Keyboard and with driver: Startup finished in 3.100s (firmware) + ...
2
votes
4answers
44 views

Does the inode change when renaming or moving a file?

in PHP the fileinode() functions returns the inode of a file. I was wondering if I can use it to determine if a file was renamed, moved or modified. I did some tests and it seems the inode stays the ...
0
votes
0answers
23 views

Two monitors work as if they were a single one

I have 3 monitors (1 on an Intel card, 2 on Nvidia). After some magic with xorg.conf they started to work, but the two Nvidia monitors work as if they were a single, wide monitor (any maximized window ...
0
votes
1answer
10 views

Porting Binder IPC to Linux

Android provides a device driver based IPC mechanism called Binder. I see it as one of the staging drivers in Linux. Although I can have a linux kernel running with this device driver, if I want to ...
0
votes
0answers
19 views

Running Mac OS X under KVM/QEMU

Note to be removed in the future, so as to avoid confusion from answerers and mods edit: Forgot to add in the note, if anyone thinks this is the wrong stack-site to post this, please comment on why, ...
1
vote
1answer
17 views

Convert Tab Separated csv using unoconv

I am attempting to convert a tab separated csv into an xls file using unoconv. However, the tabs are not being recognized as the field separator. Can someone please tell me how this can be done. I've ...
2
votes
1answer
47 views

How to set the core dump file location (and name)?

I am on CentOS 6, trying to enable core dumps for an application I am developing. I have put: ulimit -H -c unlimited >/dev/null ulimit -S -c unlimited >/dev/null in to my bash profile, but a ...
-3
votes
1answer
34 views

does curl -Ls 'http://pastebin.com/raw.php?i=r2jYDZaw' mean it will not output anything?

Does the s in -Ls mean that nothing should be outputted? If so what will be the output then?
1
vote
1answer
18 views

genfstab not working [on hold]

I mounted my sda1 mount /dev/sda1 /mnt Then I call command genfstab genfstab /mnt >> /mnt/etc/fstab I get an error: genfstab: command not found I got this error while installing ...
0
votes
1answer
28 views

Is anyone using Red Hat Enterprise Linux for Desktops or Workstations at home? [on hold]

I consider using RHEL for my dissertation, on my Thinkpad T430. I've been using Linux (mostly Ubuntu, Debian) for the last decade but I'm curious about RHEL since it seems to be used a lot outside ...
1
vote
3answers
54 views

Simple flag based comparison in Linux

I am trying to run a simple script to check for a flag and then check for additional conditions. The following always echoes "Run Script.." irrespective of the value of the flag: FLAG_Control=false ...
0
votes
1answer
27 views

wkhtmltopdf - QXcbConnection: Could not connect to display

How to run wkhtmltopdf headless?! Installation on Debian Whezzy apt-get install wkhtmltopdf Command wkhtmltopdf --title "$SUBJECT" -q $SOURCEFILE $OUTPUTFILE Error QXcbConnection: Could not ...
0
votes
2answers
60 views

Print awk's current new line character

How can I find what new line character is in my file when using awk? I know the default is \n but this is what manual says. I want to see it with my own eyes. I have just started learning awk and ...
0
votes
0answers
28 views

What's the difference between RHEL 6.5 and RHEL 6.6? [on hold]

I've a copyright software installed on my server and the support told they don't support RHEL 6.6 against RHEL 6.5 only. They ask me to downgrade the release. I explained I'm very surprised like it's ...
1
vote
1answer
28 views

Monitoring tool without web interface

I need to monitor a Linux server. I'm searching for a monitoring tool able to store system information (CPU, RAM disks usage, Apache and Postfix status, etc.) throughout the day and send an email ...
1
vote
0answers
46 views

Function tracing tool [on hold]

What are the best tools for user space function tracing ? I want to know if there is a tool for User Space function tracing (Cent Os environment) that without actually modifying the source code can ...
0
votes
2answers
21 views

Skype/Spotify Installation Error: Cannot Install libssl1.0.0:i386

OpenSSL has been giving me a lot of gripe lately with some pieces of software such as spotify and skype. I include both apps because I think it's the same issue causing both to stop installing, ...
2
votes
2answers
31 views

Several hard-links with different metadata in Linux using Ext4

Is it possible for Ext4 file systems (or maybe another one understood by Linux) to assign different metadata (like modification time, owner, access rights) to several hard-links that refer to the same ...