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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3
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2answers
5k views

Monitor Postfix outgoing mail delivery

I'm using GNU Mailman with Postfix to run a mailing list, and would like to monitor the delivery of outgoing mail, that is: for each mail sent from the list, check whether a 250 (OK) message was ...
0
votes
0answers
26 views

Can the kinect 2 be used in linux?

I know there are open source implementations available to program Kinect version 1 applications in linux, can Kinect version 2 be used in these as well. or are there any other methods to use kinect v2 ...
0
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0answers
23 views

How to install Windows 8 after Linux with UEFI

I have an Asus Zenbook UX32LN with Linux Mint installed on the whole 256GB SSD. How do I install Windows 8 alongside Linux ? The first step is of course to make a new big-enough partition for Windows ...
9
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3answers
4k views

How can I register a custom protocol with xdg?

I've been struggling this morning trying to associate an application with a custom protocol, namely emacsclient and org-protocol. I'm calling this protocol from a webbrowser bookmarklet, and I get ...
1
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8answers
7k views

How can I move files from Windows to Linux using WinSCP?

I have putty and winscp, but winscp doesn't work in this case because I need to use a command cd ../public in order to enter the directory as I can't find it for some reason. How would I use putty ...
-1
votes
0answers
21 views

Run Java code in Linux Server [closed]

I have developed a code in JAVA in windows with eclipse. I need this code to run in a regular basis(to be added in cron). I don't see Java installed in my server to run this code. Where could i start ...
2
votes
1answer
3k views

Sharing a Windows 7 wifi connection with a Raspberry PI

I have a Windows 7 PC that is using a Wireless network connection that I want to share on the PI. I have a working CAT 5 cable that I am using to connect the Win 7 PC to the PI. I have configured ...
0
votes
1answer
4k views

Can't get 1440x900 resolution with GRUB2 although vbeinfo says it's available

I'm trying to use GRUB2 in graphical mode with 1440x900 resolution, but the result is always garbled nonsense: the highest resolution I can get is 1280x800. Word is from googling that long as vbeinfo ...
0
votes
2answers
34 views

What is the default timezone in a typical Linux (if any)?

I am administering a CentOS 6 Linux OS. I want to remove all explicit timezone information where such information may cause anything but UTC timezone for the system. This is because it is a template ...
0
votes
1answer
21 views

du command not displaying correctly

I've been trying to get PHP to list the size of a directory for a while now. I can't seem to get it to work. I've tried a few other solutions and the only thing that works -somewhat- is the du ...
-3
votes
2answers
38 views

Install Sailfish OS on Lenovo Yoga 13 [on hold]

I have two SSDs in my Lenovo Yoga 13 and would like to install Sailfish OS by Jollaon the second SSD next to Windows 8.1. Is there an x86 installer image?
2
votes
0answers
18 views

Switch default sound card, while both use the same driver

I have problems with sound on my Linux Mint 17.1. It generally works, but gets interrupted by scratchy noise most of the time. I followed some tutorials and here is what I found out: $ sudo aplay -l ...
1
vote
1answer
7 views

Link-local (zeroconf) networking with multiple hosts/interfaces

I have a machine (hostname foo) with two wired network interfaces, eth0 and eth1. When I connect another host bar to one of them (eth0), I can see in either one's NetworkManager that it's using ...
4
votes
0answers
1k views

Poor image quality and high CPU usage while streaming in high resolution using webcam and VLC in Linux

I'm trying to do some some streaming with a webcam, but so far the results are not good: everything I stream in 320x240 looks good, but as soon as I choose a higher resolution, the image quality gets ...
0
votes
0answers
7 views

Unable to login to Openvas

I am running Ubuntu 14.04. I have installed OpenVas from Mohammed Razavi's ppa. I have added the ppa by apt-add command, and followed the instructions described on page. Now, when I try to login using ...
13
votes
2answers
2k views

How to reuse/extend etckeeper's metadata engine for git control of non-/etc filesystems, or extend git natively with said capability?

Overview + question I want etckeeper-like filesystem metadata control for non-/etc, git-controlled directories. Home and web-app directories, among others, are classically sensitive to metadata ...
4
votes
2answers
4k views

Why does pinging a local router return “Destination Host Unreachable”?

I have two tomato routers. One is bridged wirelessly with the other. I have a new server on the network. It's running Ubuntu Server 11.04. They are all connected like this: A - Linux PC B - New ...
0
votes
2answers
39 views

how to install .tar.xz file in ubuntu

i am new in linux. i downloaded a vlc .tar.xz file. then searched Internet how to install .tar.xz. But unable to install. The command i written and result got given below.. ...
1
vote
1answer
20 views

How to increase delay of ssh root access every time login fails

Is there a way in Linux to delay, for example double the delay time, of the ssh root access every time an ssh root login fails from a given IP and them let the delay expire after X minutes of no login ...
0
votes
0answers
20 views

Open MPI: max processes on a single node

I am using openMPI (ver 1.6.2) on a CentOS 6.6 cluster. I am trying to find ways to increase no. of processes on a single node using OpenMPI. Each node on my cluster has 20 cores. I trying with a ...
0
votes
0answers
8 views

PCMCIA card under linux

Is it possible to use STLAB 10/100 PCMCIA LAN card under linux? From linux live CD?
8
votes
7answers
21k views

Sudo - is there a command to check if I have sudo and/or how much time is left?

(Originally posted on Stack Overflow. They suggested I try here instead. Here's the original post: ...
0
votes
1answer
8 views

GNU Screen equivalent for X11 aplications [duplicate]

What is the X11 equivalent of GNU Screen for X11 applications? I know there is VNC, possibly RDP and other candidates, but last week when tuning up my VNC config I've stumbled upon a project, that was ...
0
votes
0answers
17 views

How to properly unmount AUFS filesystem used as root filesystem

I have an embedded system that has an (always) read-only root filesystem with a writeable filesystem overlayed on top of it. However, I'm having problems on system shutdown unmounting or remounting it ...
14
votes
10answers
29k views

Filesystem full: how to find the biggest directories or biggest file? [duplicate]

Under Linux, I'm looking for a command to list the biggest file and/or the biggest directories under a directory.
2
votes
2answers
1k views

List processes being run inside a screen (Linux) session

I have several screen sessions, each one of them is running one java application. For example, I have these 3 screen sessions : 7361.ARM48 (Detached) 7397.ROP90 (Detached) ...
1
vote
0answers
7 views

How to set up an OpenVPN Access Server inside of NetworkManager for GNOME?

I have an OpenVPN server running on a VPS I rent out from Atlanta. It is running CentOS 7 and is using the latest version of the OpenVPN Access Server software. I want to set up my VPN inside of the ...
6
votes
1answer
6k views

Force downmix to mono on Linux

For personal reasons (I'm hearing impaired) I need my linux machine to produce mono downmixed sound. Downmixed, not just single channel. Is there any possibility to force such behavior in ALSA / ...
1
vote
1answer
10 views

Why can't I detach a mirrored device if enough replicas are available?

man zpool states that zpool detach Detaches device from a mirror. The operation is refused if there are no other valid replicas of the data. If device may be re-added to the pool later on then ...
1
vote
1answer
28 views

wpa_supplicant - detecting that my password is incorrect?

If I specify the wrong password for an SSID is there anyway to detect this is the issue when switching to a network? E.g. here I add a network but deliberately specify the wrong password. If I check ...
1
vote
3answers
22 views

SSH broken pipe kills foreground process

I have 2 hosts that I can connect them through SSH. In one host, after a while, I get the error Write Failed: broken pipe. In the other host, I don't get this error. I don't understand why in one ...
1
vote
1answer
101 views

How was I able to login without a password and without authorized_keys?

I started with a box at Google Compute Engine (Google's cloud service) with an account named xyz and an ephemeral IP address. Let's pretend the ephemeral IP address was 2.3.4.5. Before I started the ...
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0answers
13 views

What should I use for an encrypted directory on Debian? [closed]

Up to this point I have used ecryptfs, but I'm setting up a new system and have recently read some articles and forum posts saying that ecryptfs is not very good and should not be used. I'm wondering ...
0
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0answers
14 views

How to execute midi commands from a Linux program [migrated]

In Windows I have the OpenMidi CloseMidi and SendMidi commands. After OpenMidi I get a handle and then I can use SendMidi to send midi messages like 90 52 64, and I will hear a note on the default ...
0
votes
0answers
21 views

What is the equivalent of Port Forwarding command in Mac Os x Yosemite

ifconfig eth0:0 192.168.1.215 netmask 255.255.255.0 /sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE /sbin/iptables -A FORWARD -t filter -i eth0-m state --state ESTABLISHED,RELATED -j ACCEPT ...
9
votes
4answers
8k views

Run a GUI app on remote computer from SSH

I want to run a GUI application on my Ubuntu computer, but it should started by a shell script on my Debian server trought SSH. Is this possible?
-1
votes
0answers
9 views

Wpa_supplicant conf file with PFX files in EAP-TLS mode

While connecting to AP our station having supplicant_conf file in the following format ctrl_interface=/var/run/wpa_supplicant network={ ssid="AP-AES-EAP" key_mgmt=WPA-EAP eap=TLS identity="xxxxx" ...
0
votes
0answers
22 views

Unable to connect to OpenVPN outside LAN

I've setup OpenVPN behind a router, and port forwarded 1194. The VPN is using the subnet 10.3.15.0/24 and has 192.168.1.14 on the LAN. It works when I'm connecting locally, or from my home network ...
8
votes
7answers
15k views

Are we suppose to manually delete contents of /tmp?

I was under the impression that /tmp will regularly delete "old" files. Seems to me that /tmp will just grow as long as it wants to and won't delete anything. Some people say it's betetr to just leave ...
0
votes
0answers
12 views

home folder empty after schroot remove

I was trying to backup and refresh my root server. (Update everything, delete unused files etc.) I uninstalled schroot because i thought i don't use it anyway. Afterwards i started the backup ...
-1
votes
1answer
45 views

How to triple boot Windows, Mac, and Linux without EFI/UEFI?

I need to have an option to select one of three OSes to boot to from all three installed on a single 1 TB hard drive. The three options are: Windows 8, Hackintosh Snow Leopard, and Ubuntu 14. I need ...
21
votes
4answers
14k views

Exclude hidden files when searching with Unix/Linux find?

What options do I need to use with find to exclude hidden files?
-1
votes
0answers
35 views

Linux x64 VMWare image virtual hdd not expanding

I've been using virtual machines for a long time, mainly with VMWare Player (currently 6.0.5 build-2443746). I currently use a linux (openSuSE 12.2 x32 - KDE) virtual machine for everyday work, and I ...
-4
votes
3answers
36 views

Is it possible to install linux after instaling windows?

I would like to know if it is possible to install Linux based OS with an already installed Windows. If not then why?
1
vote
0answers
7 views

NFS activity locks desktop during any user initiated file activity

This is a funny little issue that has been happening for a while and I have learnt to work around but would prefer to resolve completely. My desktop PC is running linux mint 17.1 cinnamon. Core I5, ...
0
votes
2answers
148 views

Can't login through remote SSH with correct password

On a cPanel server, where SSH worked yesterday, I suddenly can’t login with SSH. I get “Access Denied.” I checked that logins with passwords are enabled in /etc/ssh/sshd_config and they are. I tried ...
6
votes
5answers
3k views

Trouble using wget or httrack to mirror archived website

I am trying to use wget to create a local mirror of a website. But I am finding that I am not getting all the linking pages. Here is the website ...
1
vote
2answers
539 views

Debian Linux cron stubbornly refuses to run at right time

I have a Debian Linux server, recent install. It has this cron job: 7 1 * * * /do/something/important.sh As I read that, it should run at 1:07am. Instead, it runs at 5:07pm. So, wrong ...
-2
votes
2answers
35 views

Converting an ELF executable (Linux) into a PE.exe (Windows)

I am a newbie when it comes to using machine code files!!! I need to use a machine code executable obtained as ELF (Linux) into an exe file for Windows. I have tried 'objconv' but, though the format ...
4
votes
6answers
3k views

Smallest linux with apt repositories? [closed]

Does someone knows a small linux distro that comes with apt package? I tried puppy linux and dsl, but I didn't like any of those. I am looking to setup a LAMP into a virtual machine with a small ...