Following on from Chris' post auto highlight is my favorite minor feature. Just highlights all instances of whatever the cursor is on. Has been available in previous version of jdev as an extension so not that much woo-hoo.
I guess it must be hidden in the help somewhere but it is not 100% clear that the default password for the integrated copy of weblogic server that comes with JDeveloper changed for R1. Rather than weblogic/weblogic it is now weblogic/weblogic1. Not a big change but enough to cause problems for some users.
Prior to the latest 1.1.2EA builds you will find that if you deploy Jersey to the integrated weblogic server in JDeveloper on window that you might see a deployment issue due to the fact that the weblogic domain will have a space in its filename. (Think c:\Document and Settings\%USER_NAME%\Application Data\)
This is logged as oracle bug 8752995, this is fixed in the latest builds but there is a workaround and that is to edit ..jdevevloper/jdev/bin/jdev.boot and change the following entry to a path without spaces in it.
I have noticed in latest JDeveloper 11g release, LOV components present in Query Criteria are not validated by default. In order to make it work correctly, you need to change attribute property in View Object.
Here I'm describing how to validate LOV components in Query Criteria. Download sample application - LOVQueryValidation.zip.
JDeveloper provides you with pre-build install of weblogic and a bunch of useful templates for JRF etc. There are time though when you really need to apply a new template. (For example if you are doing Async web services).
The following tutorials are available for JDeveloper and ADF 11g. These step-by-step instructions guide you through common tasks for application developers and provide background concepts and information to help you understand what you are accomplishing in the steps.
These tutorials are divided into the following categories: