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Author Archives: Bhagvan Kommadi

Bhagvan Kommadi is the Founder of Architect Corner & has around 20 years’ experience in the industry, ranging from large scale enterprise development to helping incubate software product start-ups. He has done Masters in Industrial Systems Engineering at Georgia Institute of Technology (1997) and Bachelors in Aerospace Engineering from Indian Institute of Technology, Madras (1993). He is member of IFX forum,Oracle JCP and participant in Java Community Process. He founded Quantica Computacao, the first quantum computing startup in India. Markets and Markets have positioned Quantica Computacao in ‘Emerging Companies’ section of Quantum Computing quadrants. Bhagvan has engineered and developed simulators and tools in the area of quantum technology using IBM Q, Microsoft Q# and Google QScript. He has reviewed the Manning book titled : "Machine Learning with TensorFlow”. He is also the author of Packt Publishing book - "Hands-On Data Structures and Algorithms with Go".He is member of IFX forum,Oracle JCP and participant in Java Community Process. He is member of the MIT Technology Review Global Panel.

How to Fix the Java Error Code 1603 in Windows 10

In this tutorial, we will take a look at the Java Error Code 1603 in Windows 10. 1. Introduction Java Error Code 1603 happens in Windows when Java is installed on Windows 10 without administration rights. Error 1603 is related to the security policy issues on windows. 2. Java Error Code 1603 In Java, Error code 1603 happens on windows ...

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DevOps Interview Questions and Answers

In this article, we will take an overview of the most important DevOps interview questions and answers from basics to advance. Interview questions are very different from online certification exams. In the interview, skills are tested by asking concepts, experiences with tools, scenarios, benefits, issues, and lifecycle related queries. This article outlines DevOps concepts in detail. The questions which will ...

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RESTful Web Service Discovery

1. Introduction This is an in-depth article related to the discovery of Restful Web Service. Spring Boot framework has features to build applications. Spring Boot has features related to building rest services and unit testing the application. It has a eureka registry to lookup and discover the RESTful Web Services. The standard HATEOAS (Hypermedia As The Engine Of Application State) ...

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Apache Spark Streaming Example

1. Introduction This is an article showing the Apache Spark Streaming Example. Apache Spark was created in UC Berkeley’s AMPLab in 2009. It was created by Matei Zaharia. It was open-sourced in 2010 with a BSD license. Apache acquired Spark in 2013. It became a popular project in the Apache program in 2014. Apache Spark is based on a cluster ...

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Apache Spark Architecture Tutorial

In this tutorial, we will take a look at the Apache Spark Architecture. 1. Introduction Apache Spark was created in UC Berkeley’s AMPLab in 2009. It was created by Matei Zaharia. It was open-sourced in 2010 with a BSD license. Apache acquired Spark in 2013. It became a popular project in the Apache program in 2014. Apache Spark is based ...

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REST vs GraphQL: A Detailed Comparison

In this article, we will take a look at the most important differences between REST vs GraphQL. 1. Introduction REST and GraphQL are web services technologies that are popular. This article talks about the differences between REST and GraphQL. REST APIs are simpler compared to SOAP. REST was a defacto standard till 2011. Facebook created GraphQL for mobile applications. GraphQL ...

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How to Call a REST API Using jQuery AJAX in Spring Boot

1. Introduction This is an in-depth article related to the JQuery AJAX Call to Spring Boot based Rest Service. Spring Boot framework has features to build applications. Spring Boot has features related to building rest services and unit testing the application. 2. Spring Boot Rest API – JQuery AJAX Call 2.1 Prerequisites Java 8 or 9 is required on the ...

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What is JBoss Application Server

In this article, we will explain what is JBoss application server. More specifically, we are going to see the JBoss Wildly admin module which manages the applications deployed on its server. Wildfly server was a JBoss application server during the initial releases. In this article, the JBoss Application server is discussed in detail. 1. Introduction A JBoss WildFly Application Server ...

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Spring Batch ClassifierCompositeItemWriter Example

This is an in-depth article related to the Spring Batch Classifier with ClassifierCompositeItemWriter. 1. Introduction Spring Batch is a processing framework designed for the robust execution of jobs. Spring Batch Framework is an open-source library for batch processing. Batch Processing is the execution of a series of jobs. Spring Batch has classes and APIs to read/write resources, job creation, job ...

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Spring Batch Metadata Table on Different Schema of the Same DB

In this article, we will explain how to use a Spring Batch metadata table on the different schema of the same DB. 1. Spring Batch Metadata Table on Different Schema of the Same DB This is an in-depth article related to the Spring Batch. Spring Batch Framework is an open-source library for batch processing. Batch Processing is the execution of ...

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