Smashing magazine I want to remember link

Here is the link from smashing magazine that is useful to me

Useful JavaScript and jQuery Tools, Libraries, Plugins
http://www.smashingmagazine.com/2011/04/07/useful-javascript-and-jquery-tools-libraries-plugins/

Speeding Up Your Website’s Database
http://www.smashingmagazine.com/2011/03/23/speeding-up-your-websites-database/