Spartan Java

Back in April I wrote about Java to/from JSON serialization using XStream. After developing several AJAX applications using PHP and JQuery, I found that for a lot of scenarios a very simple approach is not only easy but very effective. In the case of PHP, you can effectively enable AJAX in your apps using jQuerys $.getJSON() and PHP json_encode().

I think we can use a very similar approach for Java web applications, enabling the use of AJAX through a very simple, elegant and extensible architecture, without the use of complex frameworks and extra configurations.
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Someone asked me about the implementation details of the Google Appengine sample I published a few weeks ago (http://obovweb.appspot.com/). Well, you can get a hold of the source code here.

There’s not much to tell, apart from the specific HMAC-SHA1 implementation (which you can check out in Obovs source code) it’s a very simple JSP/DWR application.

I find it quite annoying when I can’t post/confirm a web form using the Enter key.

Here is a nifty little javascript trick to do it when you do not need/want a submit input in your html.
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