One more person asked on the JDeveloper forum how to update a value in a field after they change the value of a selectonechoice item on their JSF page.
You can find this explained on many blogs (not to mention the official documentation), but I wanted to check with you if this is more effective:
Its a short video showing the steps - the downside is that the resolution is not that great. I hope the little baloons help to understand the steps.
Check it out and let me know if you think this is useful.