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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How can I make grep respects colors on a pipe?

In a modern Linux shell, lots of commands (like ls) can output colored text. If you pipe it with other commands, you lose the color. E.g: $ ls path [... folders in blue, executables in green,..etc ] ...
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Nginx cannot serve css files because of MIME type error

My Setup: It is a nginx/gunicorn setup for django webapp. Here is my nginx config file: worker_processes 1; user ubuntu nogroup; # for systems with a "nogroup" # user nobody nobody; # for ...
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LDAP AUTHENTICATION UBUNTU

I have setup an ldap server on Ubuntu, Configuration steps: sudo apt-get install slapd ldap-utils Reconfigure LDAP sudo dpkg-reconfigure slapd DNS name example.com Install PHPldapadmin ...
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Unable to login in FTP of ZPANEL after a new public ip is been asigned to Centos VM

0 down vote favorite I was using centos for my website which i deployed the VM from digitalocean.com .For domain management i have installed ZPANEL and the ftp in zpanel has been using for file ...
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2answers
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In Linux, how can I run a process that I can come back to later to give a command after detaching

I'm currently developing a server hosting app (mainly for myself / learning purposes) and everything works great and what not, I don't know how many of you are familiar with Counter-Strike in general, ...
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1answer
17 views

Converting OpenOffice Impress presentation to video without screen recording

how can I convert OO Impress presentation to video without setting up screen recording? The goal is to have a server that produces a MPEG stream with the presentation. I want to avoid screen recording ...
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1answer
20 views

does postfix 2.11 needs to be patched with VDA patch for per user or domain Quota support, when dovecot 2.2.x is used as imap server?

does postfix 2.11 needs to be patched with VDA patch for per user or domain Quota support, when dovecot 2.2.x is used as imap server ? Im using ubuntu 14.04 LTS with postfixadmin 2.3. i appreciate ...
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7 views

Is it possible to use two keys to access third level characters?

I use Linux Mint and Cinnamon at home and I have set the left Win key to act as a third level chooser for my keyboard, along with AltGr, using the keyboard settings within Cinnamon. At the office, ...
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0answers
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What system(linux or windows) should I use to create a computer lock on multiple work stations?

I wish to create my own software that allows an administrator to create multiple program accounts on an administrator specific station(pc/linux). These accounts would contain specific information ...
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2answers
20 views

NTP System time different from hardware time

on a centos 6.5 server I've just executed ntp with: service ntpd start It has fixed system time, but hardware time is still wrong. Is this normal? How can i fix it? ntpstat reports: ...
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1answer
11 views

Dual boot openSUSE and Windows 8.1 on two separate PCIe SSDs

I have an X99 system with an Intel SSD 750 serving as the boot drive. Currently only Windows 8.1 is installed on it. My motherboard has an M.2 slot that I would like to use for a Samsung SM951 for an ...
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How do I block with specific string with IPTABLES?

Want to block this URL STRING with IPTABLES. Need to know specific command. "GET /affiliate/5/campaigns?api_key=duO5gVw3s0&affiliate_id=67647&format=json HTTP/1.0" 404 785 "-" "Dalvik/1.6.0 ...
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2answers
35 views

Ubuntu 14.04 server won't route

So I am trying to set up a dual homed BRO IDS box to act as a gateway(?) server between my home network and the existing el cheapo router that came with the broadband. what I have is this... (pipes ...
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1answer
14 views

ssh to Linux hosts using a VPS without port forwading

I have many hosts behind home modems that I need to send commands to. I know that it is possible to configure port forwarding on the modems and access to them through the specified port but it will ...
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1answer
17 views

Managing users while sharing home directories across servers

I have two ubuntu servers that share home directories. The /home directory from server1 is mounted as the /home directory on server2. I have a problem when trying to give a new person access to both ...
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0answers
16 views

Reinstall Lenovo x86 tablet with “mom” friendly operating system [on hold]

We've got a Lenovo Miix 2 8" x86 tablet with Windows 8.1 but it's really not comfortable for my mom. I would like to reinstall the tablet with Ubuntu Touch or any other very-very handy operating ...
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1answer
18 views

SSH Server Not Responding To Connection Request

I'm attempting to set up an SSH server on my local machine using OpenSSH. When I try to SSH from a remote host into my local SSH server, the SSH server doesn't respond and the request times out. I'm ...
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1answer
8 views

LUKS encrypted volume lost upon reboot

Using this guide I encrypted a volume and am able to open and mount it manually. The problem comes after rebooting. On startup the system does not open the encrypted volume, nor is the decrypted ...
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6 views

Nohup doesn't work when executing script from Jenkins

I have bash script which executes following nohup ws --port 8080 & when executing that script directly on remote server and closing connection - process still exists. But when i am using ...
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0answers
9 views

at sends a BCC to an address that doesn't exist

I'm running some pretty long tasks at work and I want to be warned when they finish, wherever I am, so I use at -m with sSMTP to get a notification on my Gmail address. It's my first time playing ...
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1answer
36 views

Cannot delete file on Linux

After backuping with 'rsync --archive --update' my home directory from ext4 to btrfs, rsync reports errors like this: rsync: ...
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3answers
48 views

Why do I get permission denied even as root?

There is a directory 'dir1' owned by root:root. Stat shows: Access: (0750/drwxr-x---) Uid: ( 0/ root) Gid: ( 0/ root) and when I log in as root my id shows: uid=0(root) gid=0(root) ...
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1answer
13 views

Gateway Server Jump Bastion Host Local Setup

I want to ssh to a remote private host using an intermediate (bastion, jump, gateway) server. This command works fine: ssh gateway ssh private With this ~/.ssh/config setup: Host gateway User ...
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0answers
15 views

Special characters are not displayed in terminal and vim

I'm using redhat release 5.6 (Tikanga). Recently I installed a patched font that support some special characters. I'll describe what I did. Installed the font in the ~/.fonts directory Run fc-cache ...
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9 views

Configure PHP settings on per vhost basis

I have an Apache server that has two websites. I want the two sites to have a bit different PHP configurations. The setup: The two vhosts share the configuration php.ini file. The same php.ini is ...
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1answer
31 views

Setting Write Permissions for /var/www on an Ubuntu Desktop local web server

I've been struggling like hell for 3 days now, can't figure what I did wrong... EDIT 3: I think my question is more specific than I thought, so I created a new thread here: ...
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13 views

How to tell if razor is running?

I have a mailserver which is using amavis to do the spam testing (through spamassassin). Now I wanted to use razor and pyzor as well. I installed them and did the following: # su - amavis -s ...
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1answer
12 views

Changing the name of the network interfaces in Fedora 21

I am a software tester for an ethernet switch and I am sometimes working at home. On the computer I am using at work the two network interfaces are called eth0 and eth1. On my private laptop they are ...
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0answers
9 views

How to fix Kali after power-loss during installation

I am trying to learn Kali-Linux and wanted to enable VPN. The menu was grayed-out, so I googled for a solution. blackmoreops.com told me to run aptitude -r install network-manager-openvpn-gnome ...
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2answers
42 views

What is '**&**' symbol at the the end in the command for?

What is '&' symbol at the the end in the command for? nohup /server1/scripts/xyz.sh $1 2> nohup.out&
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1answer
21 views

Windows 7 installation on Ubuntu 14.04 LTS

I have installed Ubuntu 14.04 on my Laptop and assigned whole HDD space to ubuntu. Now i want to reinstall Windows 7 OS back on my PC and want to remove Ubuntu completely. I have tried to make ...
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0answers
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Partitions going offline and coming back online [on hold]

We have Linux server that has 5 LVM partitions. In that two partitions are going offline and coming back online again and again. It is a critical server. Please help, how to resolve the issue.
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1answer
19 views

SSH very slow log in after changing sshd_config, even on LAN

I am trying to get my home server to be ssh-able from the internet. Initially (before touching any config files, just doing apt-get install openssh-server i was able to connect to in while on my ...
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0answers
27 views

Why do unix-oriented users sometimes prefer Macs? [on hold]

For the last few years much of my "for fun" development research has regarded Vim and Git. It seems more-times-than-not a "guru" in the field is using a Mac but is extremely proficient (and using ...
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Windows Server Interoperability and integration capabilities across heterogeneous environments as Linux and UNIX

our teacher told us to do a research about : Windows Server Interoperability and integration capabilities across heterogeneous environments as Linux and UNIX. So we have to cover : Network Services ...
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0answers
12 views

How can I recover data after luksFormat?

How can I recover data after luksFormat? It was late one night when I decided to try gnome-shell 3.16 without messing up my Ubuntu box. So, I downloaded an Antergos image and booted it. I was maybe ...
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0answers
19 views

BTRFS size on disk 200x larger than actual size

Why is BTRFS so grossly misquoting the size of small files on my filesystem? [pi@rpi scipy]% cat __init__.py | wc -c # literal byte count 4729 [pi@rpi scipy]% du --apparent-size -h ...
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0answers
21 views

Troubleshooting SSH across networks when ICMP is not enabled

I have 5 Debian Linux servers at my main work, and a few at some of our off-site locations, and one personal one at home. I can SSH with PuTTY from Work to any of the 5 in the same building, and some ...
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1answer
15 views

CentOs 6, rsync/scp of big file stop at 40% (2.4G)

I'm trying to download from the remote server to local laptop a big file (~5G), but the download stops at 40% of the size (2.4G). I'm using this rsync command: rsync --bwlimit=1200 -rh --progress ...
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0answers
15 views

Wireless not working in Kali 1.1.0 on Alienware 15

I'm new to this and i created a usb to run kali live on my Alienware 15. Once I get in, the ethernet is working fine but if I use the iwconfig command, it says "no wireless extensions" Can someone ...
0
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1answer
21 views

pppd, local and remote IP address are identical, no internet access

I am using a cell modem connected to an embedded linux platform and I'm setting up a data connection over the cell modem. Note that I had this working perfectly fine but I recently created a new ...
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2answers
13 views

Share the whole home directory between host and guest with Virtual Box

For some reasons, the place I work in is stuck with Ubuntu 12.04. As I need a lot of recent software, I wanted to use a VM with Ubuntu 14.04. I successfully setup everything with virtual box 4.3 (the ...
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1answer
19 views

Difference in folder size between properties and du -s

I run RHEL 6.6. When look at my home folder and run du -sh . it shows 7.2G whereas when I open it via the gui it shows only 6.3GB. I did reboot the machine just to be sure that no more file handles ...
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2answers
28 views

Can't write partition Table

I own an Asus UX31A Prime - 8GB Ram and SSD 256GB - SanDisk. It started about two weeks ago after hibernation (Windows). The problem is that is stocks on boot/resume. I search around it by trying to ...
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2answers
36 views

NTP doesnt sync my time

Im getting problems to sync my local time with the NTP Server. this is the output when u do a NTP Query. remote refid st t when poll reach delay offset jitter ...
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1answer
22 views

Wireless at 200 dBm?

So my desktop computer comes with a built-in wireless adapter part of the motherboard and now I installed an Alpha wi-fi adapter to play around with. The built in wifi on wlan0 says it's running at ...
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2answers
59 views

Copy linux directory into another one - delete contents

BIG EDIT: I currently have a directory with folders and files inside: -css --addons ---myaddon ----addon -----firsfile.xml -----secondfile.xml ----cfg -----anotherfile.cfg -----lastcfg.cfg ...
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24 views

Control synergy programmatically

I'm trying to toggle switchInDirection() from a window manager (dwm, written in c). As there seems to be no way to control synergy actions from the command line, I tried to fire appropriate key ...
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1answer
35 views

Cant receive mail from gmail (2)

I've noticed mails being sent from my gmail account to a mailbox on a centos 7 server are not arriving their destination, but no bounce message returned as well. This is what I've found in maillog: ...
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1answer
15 views

LXDE - bring window to the front

How can I programmatically bring a window on top of the others? I'm using a full screen app and I need to bring a second window temporary on the front.