Smashing magazine have post on AdSense, which is having almost all the details which you need to have.
1. Basics, Guides & Optimization
2. Google AdSense Rules and Taboos
3. Ad Placement
4. AdSense Keywords Tools
5. AdSense Preview Apps
6. AdSense Mac Tools & Widgets
7. AdSense Windows Apps
8. AdSense Windows Vista Sidebar Gadgets
9. AdSense Google Desktop & iGoogle Gadgets
10. AdSense WordPress Plugins
11. AdSense Drupal Modules
12. AdSense Joomla Plugins
13. AdSense Firefox Extensions
14. Further Resources
Read more here