Category: Frontend technology
XSL – the basics This document explains what XSL is and how it could be used. It only covers the basics of XSL but with these basics it will …
Our company focuses mainly on Oracle related products. Our Java developers use JDeveloper in combination with JHeadstart to build web applications. But that doesn’t mean we’re not interested and …
Recently I have had several occasions where I had to implement a List of Values, allowing the users to select a value from a large set of reference values. …
When you’re in need for a tool or a framework, often it turns out that a solution exists already and is just one download away as an open source …
It has always been a bit of a tricky discussion, when to use a group of Radio Buttons and when to use a Select (List) in an HTML Form. …
On JavaPolis 2004 Erwin Geirnaert did a very nice presentation on hacking Web Applications. He gives an overview of how this can be achieved and then he gives some …
I finally got round to describing a trick that I have implemented more than one year ago. It happened to come up during last week’s Spring workshop, so I …
Inspired by Aino’s post AJAX and RIA, I wanted to get my first XMLHttpRequest object based AJAX example getting up and running. It is a standalone HTML page that …
Despite of what the title may suggest this is not about a greek mythological drama about a hero and a woman. But it Ãs about interaction and exchanging of …
Quoting straight from The Server Side: Struts-Layout is a tag library for Struts which provides skinnable tags that display panels, input fields, form modes,tables, pagers, treeviews, sortable lists, popups, …
Today I attended the second day of the Spring Workshop by Rod Johnson and Alef Arendsen, two of the core team of the Spring Framework. Having been thoroughly lectured …
What seems like a very interesting presentation from the tech lead for JSF: TheServerSide Java Symposium 2005. The description: The need for a common API for Java-based web application …
Like many others, Google provides access to some of it’s services by means of webservices. Just follow the instructions at the Google web api’s site: download the developer’s kit …
The whole hype around AJAX (Asynchronous JavaScript And XML) for background client-server communication from JavaScript in HTML pages is very interesting. It allows for much more responsive, interactive and …
Working for years with Oracle’s relational environment, XML DB is a completely different kind of beast. You’re confronted with all the languages and techniques the XML environment has to …
XSL-FO is all about the formatting of a document. For the interpretation of spaces and other special characters many options are available. To preserve the whitespaces and new lines …
On Thursday, May 12 2005, the Dutch Java Uusers Group (nl-jug) organised a Java conference entitled J-Spring 2005. This article describes my findings of this conference.
A previous post already has an extensive review of the JSpring conference so I’ll follow up to that one. The concern that Duncan Mills stated was shared by other …
One of the long-standing challenges of application development – in any technology – is the Matrix Form: an updateable grid-like structure of rows, columns and cells. In this post …
Steve Muench, ADF Master from Oracle, created a tutorial for using JHeadstart to jumpstart ADF development. Building J2EE Applications with Oracle JHeadstart for ADF It is good to see …
A few days ago, I wrote a post on using XML derived from the ADF BC based Model in an XSLT transformation to render comma separated values (csv) files …
One of our recent projects based on Oracle ADF (JSP, Struts, ADF BC and ADF Binding Framework on top of an Oracle Database) had as one of its requirements …
O’Reilly recently opened its CodeZoo, a Directory of (currently only) Java Components – frameworks, tools, utilities, libraries – that will aid development and can all be dowloaded for free. …
Oracle BPEL Process Manager is a BPEL engine that runs in any J2EE Application Server, though typically Oracle 10gAS (OC4J), JBoss, WebLogic or WebSphere. Oracle BPEL PM publishes business …
Recently I read an interesting Article about BPEL related analysis and design issues. BPEL stands for Business Process Execution Language and is the world standard to describe “Business Processes” …
For the April issue of OGH Visie, the magazine of the Dutch Oracle User Group, I have written an article on Oracle 10g JDeveloper ADF and JHeadstart 10.1.2 for …
Just read on news.com that the W3C consortium is considering a binary XML standard. This could really speed up a lot of transactions. The mayor drawback of course will …
Title: Business Process Execution Language Author: Matjaz B. Juric, Benny Mathew, Poornachandra Sarang Published by: Packt Publishing ISBN: 1-904811018-3 Publication Date: 2004 Details: 270pages, $59.99; www.packtpub.com I recently read …
The Oracle 7Up workshop that I teach every few months introduces many Oracle 8i, 9i and some 10g features to experienced SQL and PL/SQL developers with a firm footing …
We have discussed in several previous posts how you invoke Java services from BPEL processes, either through embedded Java or through a WSIF interface. Another interesting option with the …
There are several approaches to keep a consistent look and feel for your web application. Lots of times the site will contain a navigation bar, a heading maybe a …
In several places XMLHttpRequest sprung up this week. XmlHttpRequest is a JavaScript object allowing browser clients to communicate with a server without refreshing the current page. This object originated …
The last couple of weeks we’ve been playing around with the BPEL Designer plugin for JDeveloper 10.1.2. As BPEL is mostly used to integrate existing webservices, that’s what we …
Yesterday, I had to install XMLDB on an already very heavy used system. On this UNIX system, an old Oracle IAS is installed, OAS 10g (version 9.0.4) and an …
Debugging JavaScript code – an all too familiar nightmare. Yesterday I was told about Venkman for FireFox, today I found this article in DevShed: Debugging in Javascript, Contributed by …
I have posted a few articles on generating Scalable Vector Graphics (SVG) – for example for PieCharts, SpeedoMeters and LineCharts. Buried in those posts are instructions on enabling SVG …
Those who have layed out a web page or application with CSS should be familiar with the name Eric Meyer. He has a web page with many well known …
Oracle’s JHeadstart team does a double whammy, not only do they release the production version of ADF JHeadstart but they announce it on their brand new weblog. As already …
Recently I ran into a bug in JDeveloper 10.1.2 or actually in the ADF Business Components version supplied with it. Calling getAttributesNames() on a viewobject resulted in a nasty …
Our weblog started last July. Since then we had over 250000 hits from over 45000 different IP-addresses. Last night, I sat down to do a comparison between the various …