Domains specific modelling language for InfoVis

Is there a Domains specific modelling language [DSML?] for Specifing Information Visualisations?

Wordpress on OS X 10.4

This maczealots tutorial is good if you want to put wordpress on an old 10.4 mac:

but beware: http://wordpress.org/support/topic/160658

the "Mac identifies itself as Localhost, NOT localhost"
so change (in wp-config.php )
define('DB_HOST', 'localhost'); // 99% chance you won't need to
change this value
to
define('DB_HOST', 'Localhost'); // 99% chance you won't need to
change this value