This is documentation about a configuration directive, which can be placed within Movable Type’s core configuration file,
mt-config.cgi, to customize the behavior of the system.
Defines if a dash is placed between the category prefix “cat” and the category id when there is not basename specified for a category.
Default is 0, use a dash. Use value of 1 to not use a dash.
Don’t use dash when creating value for missing basename: