Sewing Patterns and clothing patterns from SewingPatterns.com including clothing patterns and dress patterns from simplicity patterns.
http://www.sewingpatterns.com/

The Hillside Group is a nonprofit corporation dedicated to improving human communication about computers by encouraging people to codify common programming and design practice.
http://hillside.net/patterns/

In software engineering, a design pattern is a general reusable solution to a commonly occurring problem in software design. A design pattern is not a finished design that can be ...
http://en.wikipedia.org/wiki/Design_pattern_%28computer_scie ...

... are said to exhibit the unique pattern. Pattern matching is the act of checking for the presence of the constituents of a pattern, whereas the detecting for underlying patterns is ...
http://en.wikipedia.org/wiki/Pattern

A wiki with principles, gotchas, frameworks, and common techniques. Also the homepage for the "Ajax Design Patterns" book.
http://ajaxpatterns.org/