Enterprise Java
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EJB passivation and activation example
In this tutorial we are going to see how activation and passivation works in a Stateful Java Enterprise Session Bean.…
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Transparently persist and retrieve encrypted data from database
It’s over two months since my last post here but June and July were extremely busy and intensive months this…
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Java EE Stateful Session Bean (EJB) example
In this article we are going to see how you can use Stateful Session Beans to keep track of state…
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neo4j/cypher: Getting the hang of query parameters
For as long as I’ve been using neo4j‘s cypher query language Michael has been telling me to use parameters in…
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Graph Processing: Betweeness Centrality – neo4j’s cypher vs graphstream
Last week I wrote about the betweenness centrality algorithm and my attempts to understand it using graphstream and while reading…
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Unit Testing of Spring MVC Controllers: REST API
Spring MVC provides an easy way to create REST APIs. However, writing comprehensive and fast unit tests for these APIs…
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Neo4j Java REST Binding – Part 2 (Batching)
In Part 1, we talked about setting up a connection to the Neo4j Server using the Java REST Binding. Let’s…
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File Upload Example in Servlet and JSP
Uploading File to server using Servlet and JSP is a common task in Java web application. Before coding your Servlet…
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ADF: URL Task Flow Call with HTTP POST Method
As we know a bounded task flow can be invoked by some URL either directly from a browser or from…
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