Step-by-step Tutorials

Here are the links to tutorials on Java4iPhone.

Unlock, jailbreak, activate, etc:

• Firmware 3.0.1 jailbreak
• iPhone 3G unlock tutorial
• iPhone 3G unlock for firmware 3.0
• Tutorial: How to perform Jailbreak, Activation and Unlock (firmware 2.x)

Java:

• Tutorial: install Java on the IPhone
• Tutorial: compile and run Java application on the IPhone

Other:

• Create an iTunes App Store account without a credit card