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Friday, 3 June 2016

Neo4j - Retrieve records via Cypher

I had the chance to do a project in big data using Graph databases. Then we had used Neo4j and managed to learn quite some stuff - through hack techniques. Nevertheless our short stint with Graph databases was quite enjoyable and I decided to explore Neo4j once more.

Monday, 9 May 2016

Servlet 3.x - Async Servlets

In our last post, I touched on AsyncServlet and used it to implement a Comet Application. I decided to go into the feature into a bit more depth.

Tuesday, 12 April 2016

Reverse AJAX - The Comet Technique

In my series on Reverse AJAX, I covered Polling and Piggybacking. We saw the pros and cons of either technique. In this post I shall take a look at a third technique - Comet.

Sunday, 27 March 2016

Reverse AJAX - Using the Piggback Technique

In the previous post we saw how reverse AJAX was achieved using the polling technique. Although easy, this is not a very popular or scalable solution. An alternative approach is the Piggback Technique.

Friday, 18 March 2016

Reverse AJAX - what and how ?

I had only heard about the concept of reverse AJAX before. So when I started looking at servlets async behavior I was tempted to check out this concept.