How to iterate HashMap using JSTL forEach loop
JavaServer Tag library is one of the most used JSP tag library out there. I have used it almost in all of my JEE based projects. The best feature probably is the Iterator API...
How to use Dropbox as an SVN repository
Recently, the popular Cloud based startup Dropbox is getting lot of attention on Internet. It is a free file synchronization/backup service where you can backup, save and share files. Dropbox gives 2 GB of...
Introducing Cache support in Spring 3.1 M1
Spring 3.1 M1 is out with some very useful features. One of the coolest feature in the latest release is comprehensive Caching support! Spring Framework provides support for transparently adding caching into an existing...
Create a Clearable TextBox with jQuery
Recently I came across a wonderful article by David Walsh on Clearable Textboxes with Dojo Toolkit [link]. This is a simple implementation where a clear button (x) added in a textbox which lets user...
Oracle 11G new feature: Virtual Column
Oracle 11g introduced the concept of ‘Virtual Column’ within a table. Virtual Columns are similar to normal table’s columns but with the following differences: They are defined by an expression. The result of evaluation...
Spring Roo: Customizing Web MVC UI Forms
There are many features that I like from Spring Roo: The shell is very effective for constructing projects -with a helpful tab completion- Round-trip is essential to keep the code in sync Code generation...
jQuery: Get the Text of Element without Child Element
While writing code in jQuery, I often use .text() method to get the content of any element from DOM. This function is straight forward, it strips off all the html element from a selected...
Spring Roo: Saving/Retreving BLOB object in Spring Roo
After reading the excellent article titled Saving/Retreving BLOB object in Spring MVC/Hibernate immediately came to my mind: How would it be the process of recreating the same example but using Spring Roo. What would...
How to implement Master/Detail forms using Spring Roo
I jumped in the Spring Roo wagon since version 1.1.0M1. The first thing I wanted to do after got used to it. It was to try typical requirements that come very often in the...
Spring Roo: Two Databases Configuration
I’ve seen very often a recurrent question on Spring Roo forums. The question is “How to configure the application to handle two databases”. Certainly this is a more ample question to Spring Roo only,...