Creating an article

Please consult Editing and Text formatting.

OpenOffice 2.3 has a MediaWiki export filter, so you can use OO Writer for formatting and then export that.

generating a box of source code (e.g. to show a script or input file for a program)

Simply introduce a blank at the start of a line. To avoid interruptions of the box, empty lines must start with a blank as well. Example:

shelxc pulg<<eof
INFL  D22-ip.hkl
HREM  D22-rh.hkl
CELL 85.71 85.71 145.34  90 90 120
SPAG P6522 
MAXM 2
eof