New book shipment to further build our library
This week we added more than 50 books to our ever expanding library of books on Design Patterns, Oracle Database Administration, Script Languages, Agile Development, Core Java, SOA, Security …
Category: Software Development
SAN, SUN and SOA, better run and hide – Likes and dislikes of Anjo Kolk – report of an inspiring AMIS Query on Performance
Last night, we hosted an inspiring and thought provoking AMIS Query, with some 70 developers, project managers and primarily DBAs. The presentator was well known performance expert ("I just …
Unit testing Javascripts in Java 6 – Getting started with the javax.script api
April 19, 2007
IT, Java, Software Development, Software Engineering, Web HTML5 CSS3, Web/Java
5 Comments
I intended to reduce the things I do with Javascript. But maybe Javascript isn’t that bad when you can run it inside java. I’m still working on a very …
Why you should never ever copy code – An example of complete chaos
April 18, 2007
Architecture, DBA Oracle, Java, Oracle, PL/SQL, Software Development, Software Engineering
4 Comments
![Why you should never ever copy code – An example of complete chaos]({"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"http:\/\/seattletimes.nwsource.com\/ABPub\/2012\/08\/02\/2018836700.jpg","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0"} "Why you should never ever copy code – An example of complete chaos")
It seems innocent, a few lines of code used twice in the same application. But before you know know it those lines appear 272 times in your application! You …
Using the Sun Java BluePrints AJAX JSF Components in your own JSF Web Application
One of quite a few open source JSF libraries available to JSF Web Application developers is the Sun Java Blueprints AJAX JSF Components. This set of AJAX-powererd JSF components …
How to trace a java application through a connection pool using DBMS_MONITOR
April 4, 2007
Database, DBA Oracle, Development Tools, Java, Oracle, Oracle WebLogic Server, PL/SQL, Web/Java
3 Comments
Much has been written on how to trace database sessions through a java application in all sort of different techniques. Since Oracle 10g a new technique is added to …
How upgrading to Apex 3.0 spoiled my weekend!
Allright, that is an exaggeration. Hugely. But it cost me some headache before I realised what was my problem. I still had HTML DB 1.6 running and I thought …
Is Jinitiator going away?
Is Jinitiator going away I am wondering for a long time. Especially now the the Sun JPI can easily be used with Web Forms. My colleague Marco pointed me …
Alternative for MSProject
In all my years as a project manager I always faced the same problems when setting up a project plan. The problem was not the plan itself but the …
SOA Suite Build, Deployment and Test Automation – part 3: test automation
This is the last in a series of three posts. The goal of these posts is to outline an automated build procedure for Oracle’s SOA Order Booking demo application …
Exporting to Excel from any ADF Table
March 26, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Web HTML5 CSS3
22 Comments
No matter how fancy the application you develop, no matter how sophisticated the user interfaces: end users will always clamor for Excel. All data eventually will end up in …
About hierarchical queries, filling the gaps and doing stuff in ApEx
Sometimes you are writing some codes and things really come together well. Let’s imagine, you are writing a little tool in ApEx for registering hours on a project. The …
Using a generic JHeadstart Custom Template to support the inputTextHyperlink display type
March 22, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools
No Comments
Being able to generate our ADF Web Applications is a fine thing. JHeadstart can really get us a long way with our application. However, in most situations, JHeadstart will …
Workshop: ADF at AMIS: is it possible for a "classic" Oracle developer to make an easy transition to ADF?
Last week I participated in a ADF workshop given at AMIS by Peter Ebell and Lucas Jellema. "I followed a similar workshop almost 2 years ago. Back then it was …
Demonstrating some new JHeadstart 10.1.3.1 Features
March 11, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools, Web HTML5 CSS3
1 Comment
A few days ago, the Oracle JHeadstart team released the 10.1.3.1 release. It was announced as ‘a point release’ but it turns out to offer a substantial chunk of …
New release (10.1.3.1) of JHeadstart has been published – many, many new features
March 11, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools, Web HTML5 CSS3
No Comments
A point release for JHeadstart has been made available by the Oracle JHeadstart team. For a point release, it has a surprisingly long list of new features. Among the …
How ADF Faces can do Tiles or SiteMesh like Push-Style templating using Regions with Dynamic Attributes
March 11, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Web HTML5 CSS3
18 Comments
JSF has in built in facility for templating, apart from the subview component. And the Subview does not give us the kind of push-style templating that has us define …
Best practices suck!
I know, it’s a little bit of an aggressive statement, but if you think about it, it gets to you… Regarding performance and “best practices”. Let’s do this, a …
SOA Suite Build, Deployment and Test Automation – part 2: automating ESB deployments
This is the second in a series of three posts. The goal of these posts is to outline an automated build procedure for Oracle’s SOA Order Booking demo application …
SOA Suite Build, Deployment and Test Automation – part 1
In the latest SOA Suite release Oracle has improved the automated build capabilities. Instead of the Oracle BPEL specific Ant tool (obant, a customized version of Ant) plain vanilla …
Running Webforms without Oracle JInitiator
February 21, 2007
AMIS, IT, Oracle WebLogic Server, PL/SQL, Software Development, Software Engineering
9 Comments
A few weeks ago one of my customers told me that he lost a sales opportunity because the customer who he was trying to sell his software too had …
The Java Server Faces generic "garble button" – how to become wildly popular again…
Somewhat akin to the dbms_advanced_rewrite package application I discussed some time ago, I have now another piece of functionality that will make you once again the light of the …
Removing double records (and keeping one of them)
Assume you have a table with contaminated data (in this example: non-unique values on col1 and col2), for instance because no unique key was implemented. col1 col2 value 2 …
Writing a pure SQL based String Tokenizer
A quite common concept in many programming langiages, though perhaps strongest in Java, is the String Tokenizer. This is a utility class or function that takes a String as …
My first steps with Oracle BI Publisher Enterprise Edition 10.1.3.2: create a report based on the OraBlogs rss-feed
After receiving a new, pretty powerful laptop, on Thursday and installing the Oracle BI Enterprise Edition on Friday, this weekend sees my first steps with the BI Publisher (previously …
Using the Spring DataBinder to map Strings to objects
The Spring DataBinder is not only useful to bind request parameters, you can also use the DataBinder on other parameters, like command line arguments, JSON objects coming from an …
How to programmatically add a CDATA section to an XML document (with the internal Xerces)
This problem probably sounds very easy and it is actually very easy, but it took me so long to figure this out I think it’s worth a blog. I’ll …
Sizing Oracle EBS 12i
I wanted to find out how ‘big’ the new Oracle EBS 12i release really is. So, I downloaded the software from Edelivery and created a stage area. From the …
Invoking BPEL Worklist API from Remote Server with Java
Recently, I was working on an Forms application that required a Form to retrieve and complete a Human Workflow task from the worklist of a BPEL 10.1.3 server (also …
Oracle WebCenter Suite 10g (10.1.3.2.0) available for download too
February 1, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools
No Comments
Yesterday we received the 10.1.3.2 release of JDeveloper, with the WebCenter design time; today we are presented with the WebServer Suite (Server) as well. Download from http://www.oracle.com/technology/software/products/ias/htdocs/101310.html :
How to refer to an Attribute in the Currently Selected Table row in an ADF Faces page – implementing a Generic Row Reader
January 31, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools
5 Comments
A very small article on a very trivial issue. I have a page with a Master-Detail construction with a (master) Table of Departments and a (detail) Table of Employees. …
Creating an ADF URL Service DataControl for binding a File or Servlet/JSP service and using it in an ADF Faces Web Application
January 31, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools, Web HTML5 CSS3
No Comments
Looking through the list of new features for JDeveloper 10.1.3.2 yesterday I suddenly noticed a feature that was not new at all, but that had so far escaped my …
Using the new JSF Components ShowDetailFrame and PanelCustomizable for structuring the User Interface in JDeveloper 10.1.3.2
January 31, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools, Web HTML5 CSS3
2 Comments
One of the interesting new features that come along with WebCenter in JDeveloper 10.1.3.2, but hopefully are not necessarily part of WebCenter (licence) is the set of Customizable Components: …
JDeveloper 10.1.3.2 & WebCenter – first impressions and first tip
January 31, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools
No Comments
It was hard to miss yesterday as weblogs around the world – just like telex machines in the old days – started ticking and buzzing: JDeveloper 10.1.3.2 is released! …
ADF Flex Fields or ADF User Extensibility or "The End User driving the Application" or "ADF goes APEX" or… (sneak preview)
January 30, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools
1 Comment
One picture speaks more than a thousand words (a pity for someone as verbally skilled and graphically challenged as myself). However, for once, I will try to let the …
Firebug 1.0 is final
January 27, 2007
Announce / Events, IT, Java, Software Development, Web HTML5 CSS3, Web/Java
No Comments
The best thing after sliced bread has reached a new milestone, version 1.0. Firebug is a great tool for HTML, DOM and especially Javascript. A lot of people from …
(dirty little) Trick for calling methods with multiple input parameters from JSF EL Expressions
January 27, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Web HTML5 CSS3
4 Comments
I am not sure yet whether I have been really clever or am suffering from a twisted mind. In this article I present a grantedly farfetched approach for invoking …
How to build an Oracle Forms application on BPEL/WF
Why Oracle Forms and BPEL? Old style Forms applications normally don’t hold much workflow functionality. Sure there is an order in which the forms should be used. The workflow …
Getting started with the ICEfaces (1.5.2) library of rich AJAX JSF components in JDeveloper 10.1.3.x
January 19, 2007
IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Web HTML5 CSS3
14 Comments
November 2006 saw the announcement by ICEsoft that their ICEfaces library of JSF components was being released under an open source license. This basically means that a lot of …
Maven repository for Java EE 5 APIs
Those who use Maven for their project may be happy to hear that a Maven repository for the Java EE 5 APIs has been opened. For more info, see …