cedricleruth - It's still magic even if you know how it's done

IT Engineer passionate about the growing influence of IT. I've had the opportunity to work on full stack leading technologies, SOA, SCM, CRM, transformation and innovation missions with several clients of different sectors including Telecommunication, Insurance, Finance, Energy and IT Expertise. In this blog, i'll be sharing about my interest in understanding organizations, IT Architecture and day to day technical issues you may encounter. To learn more about me please refer to : www.linkedin.com/in/cedricleruth

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Oracle Tutorials, Weblogic

How to configure HTTPS SSL on your Weblogic application?

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…

AWS Tutorials, Route53

How to create a domain email address for route53 and host it for free on Zoho ?

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)…

Oracle Database, Oracle Tutorials

How to generate an Oracle Database Report (AWR) in SQL

Most of Oracle products and technologies heavily rely on Oracle database to function. So when you need to improve the performance of your Oracle Fusion ERP / EBS…

Oracle ADF, Oracle Tutorials

How to set current column value of selected RichTable row from iterator in Oracle ADF

If you read yesterday article, https://cedricleruth.com/how-to-get-current-column-value-of-selected-richtable-row-from-iterator-in-adf/ , you now know have to retrieve a column value from a table selected rows inside an Oracle ADF Java Bean. While…

Oracle ADF, Oracle Tutorials

How to get current column value of selected RichTable row from iterator in ADF

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…
Oracle ADF, Oracle Tutorials

How to fix “Access Denied” when showing ADF Table and other components from jsff page fragment?

One of the cleanest and most useful practices in Oracle ADF is to use jsff page fragments. They allow you to have one view composed of multiples small…

AWS EC2, AWS Tutorials

How to fix “failed to start The Apache HTTP Server” after renewing SSL certificate on AWS EC2 linux ?

If you followed my last article “How to host an https WordPress site on AWS EC2 with a Let’s Encrypt SSL certificate?”  you know have a Let’s Encrypt…

Oracle ADF, Oracle Tutorials

How to duplicate a Row programmatically in Oracle ADF?

Duplicating a table row is often one of the first requirement added on big customer tables in an Oracle ADF application. To do so, add a column at…
AWS Lambda, AWS Tutorials, Highlight

How to build a Facebook Chatbot running on AWS Lambda and Claudia js Bot Builder ?

Chatbots have been around for a while now and I’ve had the opportunity to build a couple of them for clients using Oracle and AWS tools. I’m not…

AWS EC2, AWS Tutorials, Highlight

How to host an https WordPress site on AWS EC2 with a Let’s Encrypt SSL certificate ?

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….
Highlight, Oracle ADF, Oracle Tutorials

How to apply a viewCriteria programmatically in ADF?

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…
Oracle ADF, Oracle Tutorials

How to automatically select First value in ADF LOV inside a table?

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….

Oracle ADF, Oracle Tutorials

java.lang.IllegalStateException: Cannot forward a response that is already committed on a JSF action with sendRedirect/forward in ADF

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…

Oracle ADF, Oracle Tutorials

How to get current column value of selected RichTable row from iterator in ADF

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…
Oracle ADF, Oracle Tutorials

How to unapply a View Criteria programmatically from a View Object in ADF?

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…

Oracle ADF, Oracle Tutorials

How to fix oracle.jbo.RowInconsistentException JBO-25014 : Another User Have changed the Row with Primary Key in ADF?

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,…

AWS EC2, AWS Tutorials, Highlight

How to host an https WordPress site on AWS EC2 with a Let’s Encrypt SSL certificate ?

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….

Oracle ADF, Oracle Tutorials

ERROR: No Java EE modules detected in EAR archive. Deployment aborted. in ADF

[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…

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