drush

A command-line shell and scripting interface for Drupal.

• Download module "foo":

drush dl {{foo}}

• Download version 7.x-2.1-beta1 of module "foo":

drush dl {{foo}}-7.x-2.1-beta1

• Enable module "foo":

drush en {{foo}}

• Disable module "foo":

drush dis {{foo}}

• Clear all caches:

drush cc all

• Clear CSS and JavaScript caches:

drush cc css-js