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Internationalization or I18N is a process that makes your application adaptable to different languages and regions without engineering changes on the source code. You can display messages, currencies, date, time etc. according to the specific…

A Deque is a linear collection that supports element insertion and removal at both ends. The name deque is short for

In Java, you use the enumeration type to represent a list of predefined constants. But, what if you want to implement a Set interface with the enumeration type, you have got EnumSet in Java to…

There are read-only wrappers over collections which are known as unmodifiable lists. These lists do not support any modification operations such as add, remove, and clear. Hence, these kinds of lists which guarantee that no…

Dockerize the application. In this post, I show how to deploy your spring boot application in a docker container. Step by step process.

In this article, we'll create an application with WebSocket and test it using Postman.

Learn how to create a RESTful web service with Spring that support Cross-Origin Resource Sharing (CORS).

When we store user passwords, we should do it securely. Let's have a look how to handle passwords with Spring Security in a Spring Boot application.

Learn how to work with RESTful, hypermedia-based data persistence using Spring Data REST.

A short guide about Spring MVC matrix variables, explaining what they are and how to use them to simplify our requests.

Level up your Java code and explore what Spring can do for you.

Get the best of both worlds: Use QueryDSL to write your queries and Hibernate to map and manage your entities.

Learn how to use Blaze Persistence to write Bulk Update and Delete queries dynamically in a JPA Criteria fashion.