domain suggestions for a tutorial site

guys can i have some suggestions???
i'm going to build a site for a tutorials...(tutorials for photoshop,html,php,wordpress,mysql etc...) but i dont know what domain im going to buy... i want my site look like in smashing-magazine
so here is the theme i am going to use

http://www.blackhatworld.com/blackhat-seo/templates-themes/392549-get-wp-clear-3-0-wordpress-theme.html