Joomla Mafia 1.5.x Tutorials Tips Tricks More | Component Development

Some people want to call joomla out for components not being SEF but did you know, its not joomlas fault that the person who coded the component did not use the router that makes the component sef?

Routing - Joomla! Documentation - http://docs.joomla.org/Routing
Joomla Routes and SEF - Joomla! Documentation - http://docs.joomla.org/Joomla_Routes_and_SEF

API Reference Project - Joomla! Documentation - http://docs.joomla.org/API_Reference_Project
Using the installer API to support package installation - Joomla ... - http://docs.joomla.org/Using_the_installer_API_to_support_package_installation

How to use the database classes in your script - Joomla! Documentation - http://docs.joomla.org/How_to_use_the_database_classes_in_your_script
Routing - Joomla! Documentation - http://docs.joomla.org/Routing

You can find all the above at http://docs.joomla.org/Category:Development