Debian is a community-driven GNU/Linux distribution which provides a large range of packages and supports a large range of architectures. It strongly focuses on free software. It has several derivatives, notably Ubuntu and Linux Mint.

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2answers
917 views

How to implement package install suggestion on Debian?

I have noticed that while on Ubuntu, if I type the following: mc and it isnt installed, I get the message below: The program 'mc' is currently not installed. You can install it by typing: sudo ...
6
votes
2answers
7k views

Is Grub installed to all the MBR of a RAID array by default by the Debian Installer?

If I use the Debian Stable (Squeeze) Installer to install Debian, booting from a RAID1 pair of drives, does it write grub to the MBR of both drives - if not, how should I best protect against a drive ...
6
votes
5answers
23k views

Problem to launch java at Debian: “error while loading shared libraries: libjli.so”

I'm trying to launch java: $ java -version java: error while loading shared libraries: libjli.so: cannot open shared object file: No such file or directory $ ldd ...
6
votes
1answer
2k views

Why can't I use arrow keys in terminal on Debian 6? (nonroot)

When I am on a non-root user I cannot use ↑/↓ to list my previous commands, and if I am typing I can't use ←/→ to say, add in a directory or to correct the ...
6
votes
2answers
175 views

How many commands can be queued up with control operators?

I have been reading up on control operators, and I was wondering if there was a limit to how many commands you could line up with control operators, such as ||, && and ;. In addition, is ...
6
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2answers
375 views

How can I install Sun JDK on a Debian based system?

I can't find any .deb packages for Sun's Java Development Kit. How can I install it on my Debian machine without causing conflicts with the already installed openjdk packages?
6
votes
3answers
903 views

Get diff changes between original files installed with apt and current files

I installed php5-fpm package using apt; then I made some changes to the PHP configuration files. Now I would get the diffs between the original files versions (the ones of the package installed) and ...
6
votes
2answers
11k views

Get newest gcc for debian?

I can't build my apps on gcc since I use various c++0x features. I'm on Debian 6 (Lenny) and after upgrade/updating I have gcc version 4.4.5-8. I'm unsure which version is required but mingw 4.6.2 ...
6
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1answer
1k views

Significant difference in speed between fsck using ext3 and ext4 on Debian Squeeze

Recently I installed Debian Squeeze, first using ext3 and then again using ext4 on the same machine. The automatic fsck done after a certain number of mounts is much faster using ext4 (about 1 min) ...
6
votes
2answers
1k views

Finding an earlier version to downgrade to

On my Debian server, I upgraded the SQLite package to version 3.7.7 but discovered that it contains a critical bug that breaks several things including my Subversion repository. So, I would like to ...
6
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2answers
4k views

How do I start Xvfb on startup on Debian?

I’ve got a Debian web server that I’m using for occasional screen-scraping via Selenum and Python. I use Xvfb as a virtual X server for Firefox to run on when being controlled by Selenium. Given that ...
6
votes
1answer
589 views

Are Debian- and RedHat-style repositories compromised by Heartbleed OpenSSL bug?

The Heartbleed exploit (CVE-2014-0160) makes SSL connections using OpenSSL vulnerable to private key leakage. Does it mean that official update channels in RHEL/CentOS/etc. and Debian/Ubuntu shall be ...
6
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2answers
876 views

How to regenerate /etc/init.d/.depend.(boot|start|stop) on Debian?

Suppose one deleted the following files. /etc/init.d/.depend.boot /etc/init.d/.depend.start /etc/init.d/.depend.stop How to regenerate them?
6
votes
1answer
206 views

Does fail2ban offer any additional protection to SSH if password login is already turned off?

I’m setting up a Debian VPS on Linode to use as a public web server, and I’m following their security suggestions. The last suggestion they make is to install fail2ban, to avoid dictionary attacks on ...
6
votes
3answers
836 views

Create Null Modem Pair linux

I am looking to create virtual serial ports on Debian 6 squeeze. Basic requirements are: be able to connect as if port was a real serial port( IE be able to set baud, stop bits etc) com port pairs ...
6
votes
2answers
389 views

Program to show keystrokes (shortcuts) on display

I'm going to make a presentation about a software product and it has some key shortcuts, that I want to show. Is there a program, which displays the keyboard-shortcuts, that I have used?
6
votes
3answers
8k views

Swap usage too high?

I have a debian sid box, freshly installed about a month ago, with no desktop apps running at the moment. Any command I try to run (via ssh) makes the hard disk work very hard. The system worked ...
6
votes
2answers
7k views

Uninstalling default VBoxGuestAdditions on Debian

When I ran sh /media/cdrom/VBoxLinuxAdditions.run I got the following warning message: You appear to have a version of the VBoxGuestAdditions software on your system which was installed from a ...
6
votes
2answers
186 views

After update, Synaptics touchpad gives lethargic pointer

My laptop is running KDE on a Debian a testing/unstable mix. I recently did an upgrade, which pulled in a new xorg version (xserver-xorg-core:amd64 2:1.15.1-1 → 2:1.15.99.904-1), including all the ...
6
votes
2answers
104 views

How to remove a group of no longer needed Debian packages?

When building software, I sometimes need to install libraries, binaries, etc. which are only required to build the package but then I forget about removing them, so I end having to cleanup several ...
6
votes
2answers
189 views

How to automatically generate .desktop file?

There's a .deb software that doesn't have a .desktop file, I created that file. I want to create another package for that software, when the user installs it, I want the .desktop file to be generated ...
6
votes
1answer
1k views

How to quickly create a local apt repository for random packages using a Debian based linux distribution?

Some situations call for manually installing a local package using dpkg -i <packagename>. Sometimes it may be further useful to leverage the functionality of apt with that package so the ...
6
votes
1answer
596 views

Run shell script when new volume mounted

I'm interested in running an rsync script whenever any new volume is mounted on my Debian box. What are some potential triggers / strategies for listening for a new volume mount?
6
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3answers
811 views

Managing unofficial repositories on a Debian system

A few years ago I added this repository to my sources.list: http://www.deb-multimedia.org/ because it contained packages like acroread or flash player, which were either missing or out of date in ...
6
votes
1answer
4k views

How to get my bluetooth keyboard to be recognized before log in?

Because I need to use my keyboard to log in, I would like my keyboard pair automatically, pre-log in. I am using Debian squeeze, and am new to linux. All tutorials I have found seem to require the ...
6
votes
1answer
22k views

reading from serial from linux command line

I have a serial port device that I would like to test using linux command line. I am able to use stty and echo for sending commands to serial port, but when device responds I have no way of reading ...
6
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2answers
723 views

How to include data files (pictures, text files, …) in a debian package

I'm a beginner in Debian packaging so sorry for the obvious question. I followed a tutorial to make a package application, but it only deals with the source, there's absolutely no other file types ...
6
votes
3answers
5k views

Automount USB drives with no GUI requirement (halevt replacement)

For minimal installations of Debian, I have been using halevt to enable automounting of USB drives. Halevt is reliable and requires no configuration aside from installing the package. Now, halevt has ...
6
votes
1answer
691 views

pm-utils: No network in suspend scripts?

I'd like to put a script in /etc/pm/suspend.d/ that needs network access (for a very short time) before allowing the system to suspend. However, even with scripts named "001_something" in ...
6
votes
3answers
7k views

Postfix doesn't send mail, complaining about “Host or domain name not found”

I followed these instructions in order to send mail and here's the Postfix log: Sep 26 00:46:24 tshepang postfix/smtpd[5728]: 8EE2464931: client=localhost[127.0.0.1] Sep 26 00:47:44 tshepang ...
6
votes
4answers
6k views

Fail2ban block with IPtables doesn't work on Debian Lenny. [moved ssh port]

I've recently decided to do some security maintenance. I saw my logs, and there were some tries against my SSH server. At first, I moved away the SSH port from the default 22. After it, I read ...
6
votes
1answer
769 views

Wi-Fi constantly disconnects

Using either NetworkManager or Wicd to manage wireless networking on my Wi-Fi-powered laptop, too often I get randomly disconnected, and I see these messages on /var/log/syslog: Dec 10 05:21:26 ...
6
votes
2answers
1k views

How to block loading kernel module only in single user boot when blacklist fails?

On a "Linux debian 2.6.32-5-amd64 #1 SMP" installation where loading a kernel module (mpt2sas) is desired to be delayed to be loaded after starting sshd and users can remotely login, the mpt2sas ...
6
votes
2answers
4k views

How can I resize my root partition in Debian?

I am trying to add space to my root partition and am really not sure the safest way to go about it. I have read this thread, Can I resize the root partition without uninstalling and reinstalling ...
6
votes
2answers
644 views

How can I create a .deb package with my compiled OpenCV build?

OpenCV 2.4.2 took 6 hours to compile on the Raspberry Pi and I'd love to package everything up as a deb but I have never done that before. How can I package the compiled files so that they download or ...
6
votes
1answer
3k views

How to launch an application with default “terminal emulator” on Ubuntu?

I wanted to execute some command in terminal emulator, like Konsole, but I need to make this cross-desktop. Is there some command like xdg-open, but for getting the default terminal emulator? I'm ...
6
votes
1answer
698 views

Can I use and install Ubuntu packages in Debian?

I'm looking to install Linux Mint on my main work computer. Presently, I'm running Ubuntu 10.04 on it after upgrading from 9.10 (both 64bit). Previously, I have always backed up and formatted my hard ...
6
votes
1answer
631 views

Debian Wheezy, VirtualBox, HP DV6-7099EL problem with AltGr

I just bought a HP DV6-7099EL laptop (Italian keyboard). I'm going to install Debian in a week or two, I just want to test the computer without touching the partitions (just in case I need ...
6
votes
1answer
1k views

TrackPoint hard to control after Debian update

I'm on debian testing, and after rebooting (after an uptime of 3 weeks or so, that included a bunch of package updates, I believe including the kernel) the other day, the fine-adjustment - what a ...
6
votes
2answers
8k views

How do I configure syslinux to boot immediately

I'm tweaking a Debian live system (built with live-build), and I want it to boot straight into the system from syslinux — no menu, no timeout. According to the syslinux documentation, a timeout value ...
6
votes
1answer
1k views

Why does Stackoverflow in Iceweasel cause high CPU usage for Xorg?

If I go to the front page of this site, and hit page down/page up repeatedly, it's pretty quick, and firefox-bin (iceweasel) uses maybe 50% CPU, Xorg uses maybe 40%. If I go to Stackoverflow's main ...
6
votes
3answers
1k views

How to tell when a computer is idle?

I have a computer that is only used some of the time, and I was was wondering if there was a way to have it turn itself off after a period of inactivity. Here's the tricky part, if I was just ...
6
votes
1answer
1k views

How to set keyboard layout used to enter password on an encrypted filesystem?

After my upgrade to Debian 6 (Squeeze), the keyboard layout used to enter the password of encrypted filesystem has been changed. How can I revert it back to previous one? My understanding is that, ...
6
votes
3answers
2k views

How can I disable automatic IPv6 neighbor route advertisement on a router?

I work for an ISP that's in the process of making its infrastructure IPv6-ready. Our core routers already have a working setup, but a large portion of our fiber customers are behind a router running ...
6
votes
2answers
591 views

Why did dd create a different uuid?

root@debian:/home/tiger# dd if=/dev/sda of=/dev/sdb bs=10240k 11447+1 records in 11447+1 records out 120034123776 bytes (120 GB) copied, 4729.59 s, 25.4 MB/s root@debian:/home/tiger# blkid ...
6
votes
1answer
879 views

How to make a system lock when the USB pendrive with authentication key is removed?

Say, I have USB drive authentication up and working. So far, so hoopy. But now I want to take the next step, which is locking the machine when I eject the medium. I know there is udev I can script, ...
6
votes
2answers
1k views

Enabling 1366x768 resolution in Debian Wheezy on Atom D525 Board

For some reason, when I try to update to a modern version of Linux from Debian 6.0.7 or Ubuntu 10.0.4, I lose most of the resolutions that were available, including the native resolution of the panel ...
6
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0answers
1k views

How can I find out which package installed a particular executable? [duplicate]

For example, on Debian or Ubuntu, which package has the /sbin/shutdown command in it? I want to read the source of that command (and possibly modify it to report notification on desktop) and I didn't ...
5
votes
3answers
1k views

Count number of lines of output from previous program

I'm trying to count the number of lines of output a certain program produces. The problem is, the program takes a long time to run, and I want to display the output to the user. Is there a way to ...
5
votes
3answers
4k views

Install PIL/Pillow via pip in Debian testing (Jessie)

On Debian testing (Jessie), when I try to install PIL or Pillow (python imaging libs) in a virtualenv via pip I get the following error: running egg_info writing Pillow.egg-info/PKG-INFO writing ...