I use mod_rewrite/.htaccess for pretty URLs.
I\'m using this condition/rule to eliminate trailing slashes (or rather: rewrite to the non-trailing-slash-URL, by a 301
Here is a mod-alias based solution to remove trailing slash from urls :
RedirectMatch ^/(.*?)/$ /$1
You can use the above Redirect in your htaccess or server.config file.
This will redirect /uri/ to */uri** .