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.

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Stuttering sound, Cinnamon Mint 17.3, Dell Dimension T3500

This overpowered six-Xeon, 12GB ECC machine with Cinnamon Mint 17.3 installed on two 7200 rpm Barracudas (160GB and 1TB), suffers from s-s-s-severe stuttering sound playback. Chipset: Intel X58+ ...
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Linux Mint 14: LDAP users can't log in (passes login screen but desktop never appears)

I have a computer running Linux Mint 14 with ldap configured to use an OS X OpenDirectory server. ssh for ldap users works just fine and another similar computer has an nfs server which successfully ...
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OCI8 extension not loading in PHP 5.4, CentOS 7

I have a CentOS environment running as a VM guest. It runs and Oracle 12.1 Database, along with PHP 5.4.16, on Apache 2.0. I've gone through the installation steps to ensure that the correct OCI ...
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1answer
13 views

download file directly from http server

I would like to download a large file(s) from a web server given x.x.x.x:80 Usually wget and/or curl would suffice but I do not have a directory/to/file.zip to download, all I have is an IP. Any ...
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Installing linux on an imac

I am trying to get my new (purchased in 2016) iMac to boot Linux Mint Debian Edition 2. I have tried Booting from usb/cd drives, initiating a new fresh partition table per tecmints instructions ...
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16 views

Why does Amazon Video works on Google Chrome but not on chromium (Ubuntu)?

I tried firefox, opera, chromium and google chrome. Why does amazon video only works with google chrome?
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12 views

Change thunderbirds font sizes from command line

How can I change thunderbird's font sizes from command line? In firefox one can at least change an entry in the user.js and restart it, is there a similar way for thunderbird?
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10 views

How to install dualboot linux in efi with weird ssd

I'm trying to install linux on my efi computer but still not working. I first installed Windows with 120/510 GB disk in EFI mode, and then want to install linux but every single linux just doesn't ...
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33 views

How do I create a Windows 10 bootable USB from Kali Linux

I deleted my recovery partition on accident when I was installing Kali. I've tried a method that was posted to this site, but I believe it only works for Windows 7. Any help would be greatly ...
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10 views

How can I diagnose recurring but unpredictable brief system hangs?

Yesterday, I wiped my / folder and installed a new version of Linux over my old executables, retaining my data mounted on other partitions and drives. Since then, the system will periodically hang for ...
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9 views

How do I enable hyperthreading on CentOS 6?

How do I enable hyperthreading on CentOS 6? I checked the flags field in /proc/cpuinfo and ht is in the flags section. Below is my processor information. ~$ lscpu Architecture: x86_64 ...
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9 views

Wireless for lan while using ethernet for internet on linux

So this is my situation: I need to limit my computer's wireless card to have only LAN access while using the ethernet port to have internet access.
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how to install ubuntu server on a new computer? [on hold]

I new to ubuntu linux and planning to set up home server using ubuntu. this home server will be used more like media storage, laptop backup, network print, file sharing and plex. Also I would like to ...
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What are the best (or well known) Linux or UNIX certifications? [on hold]

I've been reading online and a lot of people seem to think that certifications are useless in the software engineering field. However, I've been thinking of getting a certification in Linux or Unix ...
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1answer
5 views

Omit domain part from username using realmd

I'm experimenting with joining my Linux machine to an AD domain, using realmd. Everything went very well (after enabling automatic home directory creation). Now I can login as jreinhart@domain.com ...
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10 views

Is there a way to apply preferences in firefox without restarting it

Instead of using manually about:config I want to be able to change firefox settings from command line (in linux). For this the only way I know is to change some lines in user.js (just as in my answer ...
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13 views

How to access to my access point on Rasberry Pi

I have installed the image of UNIFI access point on my Raspberry pi and the ip is 192.168.88.243 the Raspberry is connect to a router with ip 192.168.101.1 i have do nat on router,and the interface ...
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15 views

How to save SSL certificate in terminal without openssl?

I've got the following scenario: A service runs on server-1, calling server-2 via SSL over proxy-1 Server-2 is external and out of our scope Server-2 can only be reached from server-1 over proxy ...
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18 views

How to start a systemd service after user login and stop it before user logout

I have a Fedora 23 Machine. I have a directory/file synchronizing bash script that synchronizes my local /home directory to a remote directory (in a NAS machine). I run it manually but I would like ...
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15 views

sed align all lines to last line in a file Bash script

I have a files with below lines Dev_Campaign_1873.rpm Dev_Campaign_1987.rpm Dev_Campaign_9876.rpm http://52.30.241.107:8081/artifactory/api/storage/adifact Trying to get the output to a file as ...
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19 views

Disable WLAN as kernel boot option?

I have a CubieTruck Plus (CubieBoard5) running Linaro. It has an ethernet port and wifi card. I want to disable unneeded services and reduce power, so I want to stop anything related to wifi and wlan0 ...
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26 views

CentOS can't see RAID array partitions

I have the current setup composed by (4x) HDDS sda, sdb, sdc, sdd partitioned in the same way: /dev/sd[abcd] | |- /dev/sd[abcd]1 [EFI FAT 32] |- /dev/sd[abcd]2 [Linux RAID] |- ...
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Cannot paste folder into Nautilus

The CentOS 6 version of Nautilus offered 2 modes for displaying the directory/folder heirarchy: Graphical format Text format: as follows /this/is/the/folder/in/question A great thing about this ...
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19 views

NTP sync issue on client servers

Does starting up NTPD daemon will automatically sync the client server with NTP server? Our server is running 5 mins behind the current time when we checked the service was in stopped state so does ...
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9 views

How do I catch and log all attempts to write to /dev/null?

Essentially I'm trying to catch output any scripts that are currently running and silencing their output. So the question is fairly simple, how do I log any attempts to write to /dev/null?
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13 views

Phantom files possibly?

Can someone tell me why if I delete files out of a folder on Microsoft Windows OS, the same folder will still show those files I "deleted" on a Linux OS, specifically Red Hat Linux OS if I copy that ...
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WiFi stops working after reboot Fedora

I have just installed Fedora 23 on my Lenovo Z570 (it has an Intel Centrino N-1000 Wireless card). The installation finished, I rebooted and everything worked fine. But after I shut down my computer ...
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21 views

Is it a good idea to use git for configuration file version controlling?

I use Gentoo Linux and it has rather complex configuration. My question is it wise to use git for version controlling my config files? I have some git repos in my home, my guess if I put /home/** to ...
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14 views

Cannot boot from CD or USB

So a few days ago I tried to install Zorin OS from a usb I installed Zorin OS on my USB with a program called: Universal USB installer and isotousb. But when I got in my Boot menu and choose Boot ...
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16 views

NGINX X-Frame-Options allow only from single page

I am trying to setup my vHost to allow iframes from only one subdomain of our network. Before we had: add_header X-Frame-Options "SAMEORIGIN"; on all our pages. To accomplish what I want to do I ...
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118 views

promiscuous mode not working

I've searched, and heard that the promiscuous mode lets us listen to all wireless trafic in the Access Point that we are associated with. But when i use this mode with wireshark, i don't get the exact ...
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17 views

How to join a WebRTC session with a Raspberry Pi 2 and Camera module?

How does one get a working setup to join a WebRTC session (e.g. https://opentokrtc.com or for testing https://test.webrtc.org) with a Raspberry Pi 2, the official camera module (and a USB soundcard)? ...
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what is the correct way to clone everything to another USB disk?

I have a 1T USB disk with Fedora 20 installed. The total space used is about 40 GB. There are three partitions by default: swap, root and user1. I want to move/clone/copy the entire installation to ...
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7 views

Request authentication on gatt server with BlueZ 5.37

I am running on a rpi a gatt server(example-gatt-server modified) using BlueZ BLE stack and all runs just fine but i was wandering if anyone managed to set up a PIN authentication for the server. ...
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26 views

Normalize varying audio levels in a single video

I have a script to process/encode videos. Some of the videos have varying audio levels (like 2 videos were merged and one had loud audio and other quiet audio). I want to normalize the audio in a way ...
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2answers
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Wordwrapping existing text

I've been googling around and discovered that I can word wrap in vim by first :set wrap linebreak nolist, then set tw=80. Text I now type will be word-wrapped. If I want to word-wrap the text already ...
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Upgrading gcc, ghostcript and aliases

My problem has multiple faces and I will really appreciate if anyone can help me sort it out. The origin of the problem can be traced here: High memory usage of eps file So, I thought I better ...
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18 views

Why does my machine not boot?

I think this is a HW issue so maybe I'm in the wrong place, please redirect me in that case. History I have a Lenovo 9142 that has been installed with Ubuntu and running as a developer machine for ...
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26 views

Scan outgoing traffic for sensitive data

I run Windows on my desktop, but I would be willing to route my traffic through a Linux box if required. I've had two instances of my credit card being misused in two months now. Despite being ...
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putty keyboard not working completely

I was trying to set up SSH for websites however keyboard completely doesn't work anything at all for putty. It would be great if someone can help me. I'm using Toshiba Satellite laptop with Windows ...
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1answer
25 views

experiment with ARP (NETWORK lab)

I wanted to know if we ping the loopback interface by typing "ping localhost" at console prompt,could any ICMP packet be obeserved on the output of my TCPDUMP? and why?
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27 views

Looking for chrome version 46 for linux (x86_64 rpm) [on hold]

I was trying to download chrome version 46 for linux (x86_64 rpm) This post How do I install a previous version of Chrome? has suggested a way to find it from commondatastorage.googleapis.com. But I ...
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16 views

Equivalent of Karabiner for Linux

Is there a way to customize the keyboard in Linux that is as powerful as Karabiner for Mac OS X, e.g. that has the equivalent of __KeyOverlaidModifier__ and supports different behaviors for different ...
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21 views

How to construct a proper command string in bash? Quoting issues, I think

I have a very newbie question, I am sure. I am trying to construct a script to edit the internal EXIF timestamps of a number of JPG photo files, using the commandline exiftool utility. My actual ...
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15 views

Samba 4 Active Directory in Slackware 14.1

While trying to setup Samba 4 Active Directory in Slackware 14.1 32 bits I did (just after a fresh install): # samba-tool domain provision --use-rfc2307 --use-xattrs=yes --interactive Realm: ...
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Debian: email notification when java app is down

I have dedicated server and many launched screen sessions. And sometimes apps in this screen sessions are going down (java apps). I can't always monitor this so I want to receive a email notification ...
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How to set linux as default OS after reinstalling windows already dual booted envirnment?

I have a system running windows and linux in dual boot envirnment. But due to of some problem i have reinstall my windows but now my boot menu only shows windows OS. I want to know that how i can ...
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26 views

USB drive not recognised on windows 10 or linux

I have a usb drive that is not showing up in windows 10 or linux mint which leads me to believe that it is the drive that failed and not both of my computers. lsusb does not show the drive and it does ...
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Can't change default sound input raspberry pi 2

I'm trying to set up speech recognition for the raspberry pi 2, and I have been using this website https://sites.google.com/site/observing/Home/speech-recognition-with-the-raspberry-pi. I have my ...
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creating linux device files for bootstrap

I'm currently independently researching device files as a part of learning more about the Linux system in depth. My current goal is to bootstrap Debian Linux through cdebootstrap. I followed the guide ...