不就是個blog

Rule 1 – Cache is Your Friend
Rule 2 – Don’t write to the database in real time
Rule 3 – Use a “Stateless” design whenever possible
Rule 4 – Avoid Unnecessary External Dependencies
Rule 5 – CMS Plugins
Rule 6 – HTTP Includes

設計網頁的時候，配色總是好痛苦，以後可以用Adobe的kuler偷個懶了。

左右置中：

.centered { width: 800px; margin: auto; }

上下左右置中：

.centered { width: 800px; margin: auto; height: 50%; position: absolute; top: 0; bottom: 0; left: 0; right: 0; }