Jakarta Servlets Quick Start Tutorial
Jakarta servlet quick start tutorial for beginners to get started building web applications using servlets technologies
java
Java Serialization fundamentals
In this post, I will introduce the fundamentals of serialization in Java that you need to know. The Serializable interface A class that doesn’t implement the Serializable interface cannot be serialized. In the previous post, you can see that the Car and Engine classes both implement Serializable. The Serializable interface is a marker interface. That … Read more
Spring Cloud Config Server Complete Guide (w/ Examples)
Overview of Spring Cloud Config Server Spring Cloud Config server is a REST application that is built on top of Spring Boot. The main purpose of a config server is to store the configurations for all services in an application (think microservices). Thus, each service doesn’t need to store its configurations. They just need to … Read more
Guide to Variable Initialization in Java
What is variable initialization in java? What do Java developers need to know about this topic? Find out here!
How to Run Maven Test on Specific package/directory
Recently, I ran into a problem with the Jenkins pipeline. Specifically, the Maven tests take too much time to run. I have integration tests and unit tests. The total execution time took more than 30 minutes. In some environments, I only need to run the unit tests, not all the tests. So I wondered, is … Read more