Aim behind writing this article is to make developers aware about the issue which they might face while developing the MapReduce application. Well the above error org.apache.hadoop.mapred.FileAlreadyExistsException is one of the most basic exception which every beginner face while writing their first map reduce …

When ever we talk about the Spring Boot then its always about the simplicity of the spring boot application. With spring-boot-devtools the development task has become more enjoyable and productive. In this artivle we will be talking about Restart feature which come very handy with spring-boot-devtools. Why do we need …

You must be wondering what is this CommandLineRunner Interface and why it is there in Spring Boot. So in this article I will be addressing the need of CommandLineRunner Interface as well as how and when to use it. GitHub Source Code - Clone Repo Spring Boot provides two Interface (Remember its an interface) …

Here in this post we will be looking into the basic setup of Hibernate 5 with maven. In this tutorial we will be using - Maven JDK 1.8**** Hibernate 5 MySQL You can also download/clone the complete workspace from GitHub : - https://github.com/rahulwagh/hibernate5.git If you are not able to clone the repository than …