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Author Archives: Dinuka Arseculeratne

Spring Boot with the Justice League

java-interview-questions-answers

Dark times are ahead for the Justice League with the formidable Darkseid coming over to conquer human kind. Batman with the help of Wonder woman are on a quest to get the league together with one critical aspect missing. A proper Justice league member management system. As time is not on their side, they do not want to go through ...

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Is it just about being the best coder?

Having worked in the software development industry for nearly a decade, I wanted to take a step back and look back on the journey so far. When I initially began my career, for me, it was about getting on board with the latest technological trends, learning new things I was interested in, experimenting with it and just learning everything I ...

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An introduction to the Oracle Service Bus

java-interview-questions-answers

We are in the process of designing a new system for a telecommunication provider where we have looked at the Oracle Service Bus (OSB) to be used as the enterprise service bus. One of the first plus points for me was the amazing tooling support it encompasses. Oracle has integrated all their enterprise integration software stack into a cohesive whole ...

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An introduction to working with JAXB

java-interview-questions-answers

I am in the process of migrating a few modules that are dependent on Apache XMLBeans to JAXB. It has been an exciting and challenging few days. I thought of jotting down a few important things I came across for anyone who might find it useful in the future. First of all, let us look at setting up the maven plugin ...

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Few maven tips and tricks

I was working on migrating an existing application that was using WebLogic Workshop (yes you read it right, using an IDE that is out of support) to maven. There were a few gotchas during the journey which i wanted to jot down here for anyone who might find it useful and specially for myself just as a reference. The overall ...

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Integrating JQGrid with Spring MVC and Gson

spring-interview-questions-answers

I was working on a single page application where i wanted to use the grid functionality in one part of the application which was using Spring MVC. It has been some time since i last used JQGrid and finding the information required to get me up and about was bit of a challenge. On this post, I wanted to collate ...

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A little bit on the JVM and JIT

As you might be aware, the JVM (Java Virtusal Machine) is what makes it possible for Java to adhere to the write-once-run-anywhere paradigm. At its core, the JVM consists of the following components: Heap Stack PermGen and Method Area JIT Compiler Code cache     The heap is where memory is allocated for every new operator you use during the ...

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Let us write a document style Web Service

java-interview-questions-answers

You might be aware that there are mainly four different styles of web services we can make use of. They are as follows: Document/Literal Document/Literal Wrapped RPC/Encoded RPC/Literal Of course the RPC/Encoded style is now deprecated. If you are interested you can read up on the different styles of web services and their pros on cons on this very comprehensive ...

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