Kindle battery life extended; PDF support added

Amazon code release irrelevant, Kindle is still closed
ars Technica: "Amazon recently released the source code of some of the components that are used in the Kindle. Contrary to the erroneous reports that are circulating the Web, Amazon is not...

5 Services to Help You Earn Money From Your Twitter...
Are you looking to make good use of your sizable Twitter following? Here are five simple services that can help monetize your account, potentially putting cash into your pocket and increasing...

Cookies don't replace Sessions - Paul Reinheimer
I’ve seen several instances where people have demonstrated the ease with which encrypted cookies can replace sessions within PHP. Michael Nitschinger wrote a piece recently demonstrating...