======bash======

=====Nützlichkeiten======

====Rechnen mit der bash====
<code>$((1 + 1))</code>

====Preset-Variablen in der bash====
  * ${?}: Returncode des letzten ausfgeführten Programms

=====Template für bash-scripts=====

<file bash template.bash>
#!/bin/bash
#Usage:         scriptname and arguments/options
#Purpose:       short description
#Responsible:   name of author <email>
#Licence:       as far as possible GPL v2

#user-definable vars

#
#do not mess behind this line
#

#preset vars

#functions

#main part

#clean up
</file>