N2S: Rebuilding VirtualBox Kernel Module

This needs to be done whenever a new kernel is installed. (Sometimes a newer version of VBox is needed as well, if the current one does not support the new kernel.)

sudo /etc/init.d/vboxdrv setup

Quickly Convert Text Encodings

Just run:

iconv -f from -t to < input > output

where for example from=ISO88591 and to=UTF8

N2S: texhash

If you have installed a LaTeX package by copying it to /usr/share/texmf/tex/latex, run texhash afterwards.

A Quick Way to Create an ISO Image

dd if=/dev/cdrom of=image.iso