In order to upload the files from your HDD to remote site is fairly simple, use ftp, scp. Copy these files in the document root
Now with the transferring of info in the database (MySQL), export the tables in your database using phpmyadmin and then import them in the public domain using the phpmyadmin.
Before that remember to create a database and the user.
change the mysql entry in the settings.php file and that's it you are ready with you virtual space