Posts from 2009-11

Update gedit LaTeX Plugin

This post describes how I updated the gedit LaTeX plugin after I had it installed in an older version previously.

Backup your tools.xml file (definitions of tools to use with the plugin) etc.

cd ~/.gnome2/gedit/plugins
rm -rf GeditLaTeXPlugin
rm -rf GeditLaTeXPlugin.gedit-plugin
cd ~/Downloads/
rm -rf gedit-latex
svn co gedit-latex
cd ~/Downloads/gedit-latex/
chmod +x

To support the...

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Convert ape audio files to mp3 on the terminal

Requirements: Having the executables mac, lame and id3v2 installed.
I haven't done it myself yet, but this seems to be a nice and quick way to do a conversion and set the ID3 tags in the newly created MP3:

echo "Artist name?"

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Split Large Monkey's Audio Files with CUE Sheets into Single Files


sudo apt-get install cuetools shntool flac wavpack


cuebreakpoints sample.cue | shnsplit -o flac sample.flac

In this example, a flac file called sample.flac is split according to the break-points contained in sample.cue and the results are output in the flac format.

To split a monkey’s audio file (.ape) by cue...

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Get Monkey's audio (.ape file format) binaries on Ubuntu amd64 Architecture

sudo -i
echo "deb jaunty main"  >> /etc/apt/sources.list
gpg --recv-keys FB34808D7ED779F6
gpg --export --armor FB34808D7ED779F6 | sudo apt-key add -
sudo apt-get update
sudo apt-get install mac

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Install VirtualBox Non-OpenSource

sudo -i
echo "deb karmic non-free"  >> /etc/apt/sources.list
wget -q -O- | sudo apt-key add -
apt-get update
apt-get install virtualbox-3.0

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Problems with Grub after Reinstallation

Grub wouldn't boot after a reinstallation on my system.

Workaround to be able to boot:

This fix worked: (comment 14)

sudo gedit /usr/lib/grub/grub-mkconfig_lib

Remove the lines 170 - 175 in the file grub-mkconfig_lib:

# If there's a filesystem UUID that GRUB is capable of identifying,...

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QtiPlot on Ubuntu

newer debian build

Get the debian build (that is newer than the version shipped with Ubuntu 9.10):

sudo apt-get install liborigin2-1
cd ~/Downloads
sudo dpkg -i --force-depends qtiplot_0.9.7.8-1_amd64.deb

or for i386 platform:

sudo apt-get install liborigin2-1
cd ~/Downloads
sudo dpkg -i --force-depends qtiplot_0.9.7.8-1_i386.deb

change the dependencies of the .deb file

you might...

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Recover Deleted Files on an ext3 File System


  • unrm
  • ext3grep
  • foremost



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Get nonfree Flash Player And Replace swfdec

sudo aptitude remove swfdec-mozilla
sudo aptitude install flashplugin-nonfree

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Convert a CUE / BIN CD Image to ISO Format and

A search for tools that can do the conversion

apt-cache search convert cue bin iso

reveals several candidates to fulfill this task:

bchunk - CD image format conversion from bin/cue to iso/cdr
mdf2iso - A simple utility to convert mdf to iso /...

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Install Adobe Reader and Flash Plugin for Firefox on Ubuntu (restricted extras)

The Ubuntu Restricted Extras will install Adobe Flash Player, Java Runtime Environment (JRE) (sun-java-jre) with Firefox plug-ins (icedtea), a set of Microsoft Fonts (msttcorefonts), multimedia codecs (w32codecs or w64codecs), mp3-compatible encoding (lame), FFMpeg, extra Gstreamer codecs, the package for DVD decoding (libdvdread4), the unrar archiver, odbc, and cabextract....

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This blog post has grown to large. Please refer to the more detailed posts on IPv6 tagged with ipv6:

DNS entries for IPv6 ready web sites

  • A record: normal domain to ip address resolution
  • MX record: email server lookup, must resolve to a server address that is resolved to an IP...

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Uninstall Mathematica on Ubuntu Linux

Basically, you have to:

  • delete the folders /usr/local/Wolfram and /usr/share/Mathematica.
  • remove a number of links in /usr/local/bin: mathematica mcc Mathematica math MathKernel.
  • in your home directory you can remove the folder ~/.Mathematica

The following commands do that all:

sudo rm -rf /usr/local/Wolfram
sudo rm -rf /usr/share/Mathematica
cd /usr/local/bin
sudo rm mathematica mcc Mathematica math MathKernel
rm -rf...

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Defend Your Network From Slow Scanning,339028271,339272421,00.htm


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Slow Network Due to DNS Problems

Let's say you network is kinda slow and you are sure that there is nothing wrong with your hardware (broken cables, bad switches etc.). The first thing you should have a look at are your DNS servers. If the primary one is unreachable and the secondary is, you network works...

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