Do you want to know how to develop your skillset to become a Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

To get you started we give you our best selling eBooks for FREE!


1. JPA Mini Book

2. JVM Troubleshooting Guide

3. JUnit Tutorial for Unit Testing

4. Java Annotations Tutorial

5. Java Interview Questions


and many more ....



IntelliJ IDEA Show File in Project View Example

In this article we will learn about Project View of IDEA IntelliJ. 1. Introduction IntelliJ is one of the most widely used Integrated Development Environment (IDE) by Java Developers. It is developed by JetBrains (formerly known as IntelliJ), and is available as an Apache 2 Licensed community edition and in a proprietary commercial edition. Both can be used for commercial development. ...

Read More »

Spring Batch Step by Step Example

Spring Batch is a lightweight, comprehensive batch framework designed to enable the development of the robust batch applications vital for the daily operations of the enterprise systems. In this post, we will create a simple Spring batch tutorial to read the data from the CSV to an XML file. Table Of Contents 1. Introduction 1.1 Spring Framework 1.2 Spring Batch ...

Read More »

Apache Ant Java Debug Example

In this example, we will discuss about Apache Ant Java Debug Example. Before we start with this article, it is expected to have knowledge of Java, Apache Ant, and software build and deployment process so that we understand the usage of Apache Ant. For more information about Apache Ant installation and configuration with a basic Java example, please refer to Apache ...

Read More »

Spring Constructor Injection Example

One of the most important development principles of the modern software design is the Dependency Injection (DI) which quite naturally flows out of another critically important principle called Modularity. This tutorial will explore a specific type of DI technique within the spring framework called Constructor-Based Dependency Injection which simply puts the required components into a class at the time of ...

Read More »

Sending Email With Spring MVC Example

Spring provides the first-class support for sending emails. It comes with the utility libraries which abstracts away the complexities of the underlying mailing system and provides a simple API to use in the application for sending emails. In this tutorial, we will show how to write a simple Web application for sending an email based on the Spring MVC framework ...

Read More »

Spring NamespaceHandler Example

This article will discuss one of the most common configuration problems in the spring framework i.e. ‘A namespace handler for one of the spring namespaces is not found’. Most of the times, this means that one particular spring jar is missing from the classpath. So, let’s go over what these missing schemas might be, and what the missing dependency is ...

Read More »

Java 9 Jigsaw Project Tutorial

In this tutorial we will get a brief introduction to the Java 9 Jigsaw feature by a way of a simple project. This project will demonstrate some of the features of the new module system (Jigsaw) being introduced in Java 9 and how to go about structuring projects in a way that will leverage the features and adhere to the ...

Read More »

Spring JdbcTemplate CRUD Operations Tutorial

Spring JdbcTemplate is a powerful mechanism to connect to the database and execute SQL queries. In this tutorial, we will discuss the Spring JdbcTemplate and we will cover all the CRUD operations. Table Of Contents 1. Introduction 1.1 Spring Framework 1.2 Why to use Spring Jdbc Template? 1.3 Spring Jdbc 1.4 CRUD Operations 1.5 Download and Install MySQL 2. Spring ...

Read More »

Using MockRestServiceServer to Test a REST Client

This article is an example in using MockRestServiceServer to test a REST client. MockRestServiceServer is a part of the Spring library for testing. It is the main entry point for client-side REST testing. It provides mock responses from expected requests through the RestTemplate. It eliminates the use of an actual server and thus speeds up the testing process. With its ...

Read More »

Spring Framework GraphQL Tutorial

GraphQL is a relatively new concept from Facebook that is billed as an alternative to REST for Web APIs. This article will give an introduction to setting up a GraphQL server using Spring Boot so that it can be added to the existing applications or it can be used in new ones. Table Of Contents 1. Introduction 1.1 Spring Framework ...

Read More »