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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Setting Environment Variables on Mac OS X

I'm new to using Mac OS X. From my understanding, it uses Linux under the covers. I have a need to add an environment variable. Currently, whenever I start a terminal window, I've been executing ...
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3answers
34 views

Installing Red Hat based OS on mbr disk

I currently have installed Windows XP and Linux Mint 17 on my laptop. My disk is MBR type because of Windows XP. I have installed linux mint without any problems, but now I am trying to install Red ...
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1answer
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+100

Java Swing apps steal/don't release focus in KDE

Kubuntu 14.04 (64bit) with KDE 4.13.3, Java Oracle 1.7.0_80-b15 This problem first occured in 12.04 and persists. Java version does not affect the behaviour, i.e. the same happens with 1.6 to 1.8. ...
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1answer
22 views

Getting Bluetooth to work in Arch Linux

I recently installed BBQLinux on USB flash drive. The wireless is working fine, but I can't figure out how to get bluetooth to work to connect my keyboard. Here is the list of modules loaded: ...
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1answer
52 views

Installing Linux on a Windows Dell XPS 13

I can buy from a retailer with employee discount. This means that I can get a Dell XPS 13 with Windows for considerably less money than the Dell XPS 13 developer edition from Dell directly. I would ...
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1answer
16 views

Merge two partition without gparted on Centos 6.*

I have been trying to merge two partitions on my centos 6 virtual machine. I have only command line access to this machine. My system look like this: [x@x-y ~]$lsblk NAME ...
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1answer
25 views

ldd with 32-bit binaries on 64-bit system - runs but won't report

My linkers are in /lib{32,64}/ld-2.20.so, with symbolic links at /lib32/ld-linux.so.2 and /lib64/ld-linux-x86-64.so.2 (to the appropriate ld-2.20.sos) When I attempt to execute a 32 bit binary, ...
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2answers
345 views

Visual Studio Code on Linux 32-bits

So, Microsoft launched the Visual Studio Code versions for Linux and Mac too (which is awesome for orders of magnitude) but de documentation is a little poor. I downloaded the Linux version (which is ...
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1answer
36 views

chainloader and efi boot partitions

My recent attempt to install a multi-booting system onto my twin disk rig failed, though I had successfully installed Ubuntu, Linux Mint and Peppermint on disk 1, updating grub afterwards. When I ...
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1answer
33 views

Looking for shortcut key for Linux terminal

I opened a program via linux terminal, and after some search in Google I find out that I can close the program by Ctrl+C. If I want to run the program, but at the same time have a new line in the ...
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votes
2answers
23 views

download file via http only if changed since last update

I need to download a file from a HTTP server, but only if it changed since the last time I downloaded it (e.g. via the If-Modified-Since header). I also need to use a custom name for the file on my ...
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2answers
37 views

Why I have /dev/ttyS* on Linux when my laptop have no serial/RS232/COM1 port?

I am running Debian Wheezy and my laptop does not have serial port. Why do I have /dev/ttyS*, and what will happen when I try to read/write to them? My config: └──> ll /dev/ttyS* crw-rw---T 1 ...
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0answers
8 views

crypto kernel module not avialable on linux 3.18.11 on Raspberry Pi 2

I'm trying to use dm-crypt on my Raspberry Pi 2 with Raspbian (debian) to open a trueCrypt volume, but i get Required kernel crypto interface not available. Ensure you have algif_skcipher kernel ...
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1answer
13 views

xterm: Can't execvp ulimit

I setup my suse to work with xterm so it could pop up gdb when my tests crash. The test launching .exe file runs the specified test and opens up gdb when crash occurs. This works just fine. There is a ...
0
votes
1answer
14 views

How to mount this LVM volume?

I was trying to follow this article, but it looks like I failed: # fdisk -l Disk /dev/vda: 171.8 GB, 171798691840 bytes 16 heads, 63 sectors/track, 332881 cylinders, total 335544320 sectors Units = ...
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votes
1answer
31 views

Ubuntu Plesk SSH issues (permitRootLogin)

I got a new Ubuntu 14.04 server with unlimited Plesk delivered and working. If I try to migrate the old server through Plesk's Migration Manager it reports the following issues: rsync execution ...
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0answers
16 views

Can't increase ulimit in Centos 6.6 - never persists

I'm trying to increase the nofiles limit in my Centos 6.6 system. My user is 'hchiu', and this is what I appended to my /etc/security/limits.conf: * hard nofile 128000 * soft nofile 128000 I've ...
2
votes
1answer
34 views

ls and date showing different file dates

touching a file and showing 'date' show different hours and minutes, off by 7 hours and 7 minutes or something like that. What clock do I need to update? [root@dev3-mirth02 mirth]# date Thu Apr 30 ...
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0answers
37 views

Is there a Linux style clipboard available for Windows?

I like being able to highlight text and paste it with the middle mouse button while still having the actual clipboard available through cntrl+c and cntrl+v. This way I can have 2 pieces of text ...
1
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1answer
27 views

What is the best policy for running GUI programs from CLI to silence non-error messages?

When, on Linux, running graphical programs (such as Sublime Text for example) from the Terminal, the program runs fine but logs on the console messages that are not exactly failures, nor useful log ...
1
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1answer
15 views

converting .VDI to .VHD CentOS will not boot

I have a CentOS vm created in VirtualBox. I need to convert it to VHD to use on my hyper-V server. I used the vbox manage tool and the conversion went fine. When i try to boot it up with Hyper-V it ...
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1answer
41 views
+150

how to install autotest on linux?

I'm looking at the autotest software suite found here: https://github.com/autotest/autotest I follow the instructions in the documentation here: ...
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1answer
11 views

Conveniently SSH to internal hosts?

I recently discovered that with ~/.ssh/config, I can save a lot of keystrokes and automate long command lines, specifying a lot of per-host defaults. Now that I noticed how powerful the tool can be, I ...
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0answers
11 views

Linux partitioning with SSD and HDD

I bought a SSD to re-install Linux Mint on it and use my old HDD to store my personnal data...This way my computer might run faster. I will to partition the disks as follow. / on SSD /home on HDD ...
0
votes
1answer
15 views

cron job to run for last few days of month (possibly into next)

I'm trying to setup a cron job that will run from the 29th, for 4 days each quarter (Jan/Apr/Jul/Oct). I've setup the following… */10 6-17 29-31 1,4,7,10 1-5 php script.php */10 6-17 1 5 1-5 php ...
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votes
1answer
17 views

colorize files on MacBook terminal

I have a dedicated remote Linux server, and was able to add this code to my ~/.bashrc file: alias ls='ls --color' LS_COLORS='di=34:fi=0:ln=36:pi=5:so=5:bd=5:cd=5:or=31:mi=0:ex=35:*.rpm=90' export ...
0
votes
1answer
21 views

Copy my ssh key to remote machine via ssh-copy-id in a script without prompt?

My usecase is that i need to copy my ssh key for authorized access onto a remote machine. I need to be able to call a script that copies over my ssh key to the remote machine without needing my input. ...
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0answers
23 views

How do I make a bootable external hard disk?

I am making a bootable external hard disk (hdd) with tools like Yumi and Reflect but it never works. It won't even boot Ubuntu to install (via post) let alone open the Syslinux menu! Anyway thanks ...
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0answers
19 views

Setup https and http on wordpress nginx

[root@serv01 nginx]# cat nginx.conf # For more information on configuration, see: # * Official English Documentation: http://nginx.org/en/docs/ # * Official Russian Documentation: ...
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2answers
16 views

Configure which program to use as terminal

I have created a neovim.desktop file for a (terminal) application that looks like this: [Desktop Entry] Name=Neovim MimeType=text/english;text/plain;... Exec=nvim -f %F Type=Application Terminal=true ...
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1answer
16 views

Applications not fully realising the resolution has changed

I'm running the i3 wm under Arch, and regularly switch screen resolutions because of different external displays and just using the laptop screen. I have these two shortcuts that I use for this: ...
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4answers
80 views

How to upgrade from Fedora 1 (Yarrow) to a newer version with anaconda?

I'm trying to upgrade from Fedora core 1 to a newer version. The instructions on this page: https://fedoraproject.org/wiki/Upgrading_from_EOL_Fedora_using_yum tell me to save myself a world of ...
0
votes
1answer
22 views

Issues with Ubuntu Linux installation on a Windows 8.1 laptop

I’m trying to install Ubuntu Linux on my Windows 8.1 laptop. I’m being told I need to “Disable Secure Boot” within my UEFI firmware settings. But the only way my laptop will allow me to do so is to ...
2
votes
2answers
43 views

Container with in-built compression, which automatically adjust its size

I try to find an efficient way of rsyncing contents of an ext4 file system as a part of a regular backup, yet I consider a decent compression and a minimal required space. I can just use plain rsync ...
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0answers
21 views

OwnCloud - storing data on RAID array

I have a server running Ubuntu Server 14.10 LTS 64bit. It has an O/S drive, and then a data RAID-1 array mounted under /srv/storage I've installed OwnCloud server using the default sqlite DB. I've ...
0
votes
1answer
30 views

Restart process on linux by its pidn number with kill command, how?

Well, I want to be able to restart processes on linux and so I looked into kill manpages for that. Apparently kill -l would list all the signals I could send to a process to do what I need, which ...
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2answers
36 views

USB disk not recognized by Linux

I have a Raspberry Pi running a Debian based linux distribution (Raspbmc). I have a ext4 formatted 1 TB usb disk connected to it, mounted under this path: /media/Monolite with this line in the ...
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0answers
31 views

Linux script, mobile responsive [closed]

last post seems to have gone astray so.. I am hoping someone could tell me/give me a script that will check if a list of web addresses are mobile responsive. This would save a lot of time against ...
0
votes
1answer
24 views

Cannot set MAC address to any hex of my choice

I set my mac address for the wifi chip via: /sbin/ifconfig wlan0 down /sbin/ifconfig wlan0 hw ether ${WIFI_MAC_ADDR} /sbin/ifconfig wlan0 ...
0
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2answers
48 views

Avoiding root password

I have done this modififcation: vim /etc/sudoers # User privilege specification root ALL=(ALL) NOPASSWD: ALL When i use: sudo service cassandra start it works without password. But, when i ...
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0answers
8 views

tcpdump capturing packets only when interface is specified

I have tried 3 different ways of capturing a stream of packets coming into my server. Two of them work and the third does not. I am trying to determine why it is missed by the third approach: ...
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0answers
10 views

LFS-systemd toolchain error

In 5.7-glibc,when I finished compiling.I run a test as the book mention echo 'main(){}' > dummy.c $LFS_TGT-gcc dummy.c readelf -l a.out | grep ': /tools' But it shows: dummy.c:1:1: warning: return ...
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2answers
28 views

Why am I getting mv errors with this sed command?

Given the following directory: [~/test]find . . ./something_else.txt ./univision.rbw ./something_else.rb ./testtest ./testtest/weewee.rb ./testtest/weewee.txt ./univision.rb Running the following ...
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0answers
11 views

Bash history deduplication causing dangerous multi-shell behaviour

I am using the following code in my .bash_profile to filter and de-duplicate my bash history: shopt -s histappend HISTSIZE=100000 HISTFILESIZE=100000 HISTCONTROL=ignoredups:erasedups ...
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2answers
15 views

Using MV to rename large amount of files using a script

I'm writing a bash-script to rename a large amount of files, using mv. Original filename File001.txt New filename file-new-001.doc I can change the suffix but i do not know, how to insert the ...
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2answers
38 views

How to make partition in windows 8 hard disk? [duplicate]

I have a 1TB hard disk with windows 8.1 running on it. I want to create a partition(preferably of the size around 20 GB) from my C drive to install a linux Operating System along with windows(Dual ...
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0answers
3 views

Cannot remove extra gampad mappings in retropie

I'm trying out RetroPie for the first time on a Raspberry Pi 2. I ran the retropie controller configuration tool from EmulationStation and it generated a controller file called PCGamepadUSB.cfg. ...
0
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1answer
25 views

Arch Linux extremelly slow and laggy

I was looking for an distribution that has Android Studio built in and came across 'BBQLinux'. The Android Studio works, but it's extremelly slow, to the point where it's unusable. I downloaded the ...
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0answers
13 views

I need a linux based recovery program for Outlook Express dbx files [closed]

I need advice on a program to recovery emails from Outlook Express dbx files. My drive was originally in a XP machine which was hit by a virus that I could not remove. I placed the drive on an ...
0
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1answer
27 views

How to stop tail -f except using kill

I want to write a shell script to detect if my program starts up successfully. There is a log file created by the program. When the log file contains a new line: Server startup in, then stop the bash ...