CodeGravity

Java is one of the most popular programming languages in the world today. If we take a look at the number of jobs posted by the programming language, we find something like this.

Image Source: Coding Dojo

We can see that Java still dominates today. It is because, with every new version of J...

Continue reading Java Streams: An Intro to Filter, and Map

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The way we design our application has evolved from monolithic to microservices.

Source: http://martinfowler.com/articles/microservices/images/decentralised-data.jpg

With microservices, we have landed into the next phase of evolution phase of system architecture and web design. IT space is growi...

Continue reading Emerging Trend Of Java EE Microservices

Work experience

Established own software development company as a transition from self-employed freelancer

Activities:

  • Development and maintenance of extrawatch.com
  • Development and maintenance of codegravity.com
  • Other freelance projects and activities

Occupation or position held

Team L...

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While working with hibernate (which is quite popular java object relational mapper), you might have stumbled upon this exception:

Row was updated or deleted by another transaction

What does this exception really mean? Well, you're most probably trying to update an object via hibernate which was...

Continue reading Row was updated or deleted by another transaction

Exception in thread "main" java.lang.NoClassDefFoundError

A friend of mine wanted to start to learn java, and I wanted to help him, so we created a simple Hello World example.

public class Hello {
    public static void main(String argv[]) {
        System.out.println("Hello world !");
    } 
}
...

Continue reading Exception in thread "main" java.lang.NoClassDefFoundError