The java.sql.SQLException: Invalid column index often occurs in ADF when your ADF View Object(VO) get desynchronized while adding a new column to an existing Entity object(EO). After adding…

If you’ve read my others Oracle ADF how-to article, you know that I always highly recommend using the JSFUtils and ADFUtils open source class for ADF. Those are…

One of the usual scenario in Oracle ADF is to need to set the value of a JSF View Object binding attribute programmatically in a Java Bean triggered…

Running a commit or a rollback when a user trigger an Action Listener in your java Bean is the first thing you’ll need to know in Oracle ADF….

One of the best ways to enhance your ADF applications UI is to add some excellent Javascript library and to call them in your Java Bean‘s action. For…

One often has to use JDeveloper when working on Oracle Technology. So you’ll be surprised to discover that while your development computers may allow up to 8Gb or…

This error often occurs when you are deploying your Oracle ADF application on WebLogic for the first time. (Or when you add a new Application Module) To fix…

I fell in love with how valuable a file hosting service can be around 2010 by getting introduced to Dropbox. Being able to access your files on the…

Before going live with your application on WebLogic, I’d always recommend activating SSL on the Weblogic server hosting your application. Accessing your application with the HTTPS protocol will…

When you are building the website on top of AWS stack, using AWS Route53 to register your domain name is usually a good idea. (Cheap and well connected)…

You often need to filter and modify the where clause of your view object programmatically in your controller bean depending on a user action. (for example, a click…

When one of your attribute in your View Object is a List Of Values, ADF will add an unselected element that will be shown as the default value….

In ADF, we often have to retrieve a column value from a table selected row from outside this table. If this table iterator is available on the current…

This kind of java.lang.IllegalStateException exception are triggered when some Java code is executed after a forward(), sendRedirect() or sendError(). You can refer to this StackOverflow thread to learn…

Yesterday, I shared a quick tip on how to apply a ViewCriteria in your ADF Controller project. ( www.cedricleruth.com/how-to-apply-a-viewcriteria-programmatically-in-adf/ ) And if you’re using this snippet, you may…

As described in the Oracle documentation here, ADF BC uses its own row consistency enforcement mechanism : 4.10.11 How to Protect Against Losing Simultaneously Updated Data At runtime,…

Hosting a WordPress blog/website on the AWS EC2 platform can be pretty useful when you know how to maintain Linux servers and want to keep your cost down….

[03:58:41 PM] Deployment cancelled. [03:58:41 PM] —- Deployment incomplete —-. [03:58:41 PM] == ERROR: No Java EE modules detected in EAR archive. Deployment aborted. == (oracle.jdevimpl.deploy.ear.WeblogicAssembler) This error…