Java Resources

Distributed Tracing System (Spring Cloud Sleuth + OpenZipkin)

Distributed Tracing System is essential for microservice architecture and analyzes problem areas. Learn how with Spring Cloud Sleuth and analysis tool, Zipkin.

February 24, 2022

by Viacheslav Shago

· 7,543 Views · 5 Likes

Session State Design Patterns in Java: Client, Server, and Database Session State Design Patterns

In the video below, we take a closer look at the session state design patterns in Java. Watch to learn how to implement this yourself!

February 24, 2022

by Ram N

· 4,957 Views · 3 Likes

Debugging Tutorial: Java Return Value, IntelliJ Jump to Line, and More

I posted two new videos in the "140 Second Duckling" series. They cover some basic and some little-known features of debuggers, such as object marking.

February 24, 2022

by Shai Almog

CORE

· 5,281 Views · 4 Likes

The Ultimate Guide on Client-Generated IDs in JPA Entities

ID generation on the client-side is not as simple as it seems. In JPA and Hibernate, we can use UUIDs, custom strategies, and dedicated ID generation servers.

February 24, 2022

by Andrey Belyaev

CORE

· 5,484 Views · 6 Likes

Domain Logic Design Patterns in Java: Transaction Script, Domain Model, Table Module, and Service Layer

In the video, we take a closer look at Domain Logic Design Patterns in Java including the transaction script, domain model, table module, and service layer.

February 22, 2022

by Ram N

· 5,757 Views · 5 Likes

Bridge Design Pattern in Java: An Intro, Real-time Examples, Class/Seq Diagram, and Implementation

In the video below, we take a closer look at Bridge Design Pattern in Java. Watch the video to learn how this pattern works so you can use it too!

February 21, 2022

by Ram N

· 4,864 Views · 3 Likes

Multiple Inheritance in Java

Learn more about multiple inheritance and the use of default interface methods in multiple inheritance.

February 21, 2022

by Greg Hall

· 4,627 Views · 3 Likes

Java, Spring Boot, and MongoDB: Performance Analysis and Improvements

Let's analyze Java, Spring Boot, MongoDB performance to see where JDK spends the most time. We'll also cover high impact, low change performance improvements.

February 21, 2022

by Sven Loesekann

· 8,371 Views · 8 Likes

Distribution Design Patterns in Java - Data Transfer Object (DTO) And Remote Facade Design Patterns

In this below video tutorial, take a closer look at distribution design patterns in Java - Data Transfer Objects (DTO) and remote facade design patterns.

February 20, 2022

by Ram N

· 6,255 Views · 3 Likes

Object-Relational Structural Design Patterns in Java

In the below video tutorial, take a closer look at Object-relational structural design patterns in Java.

February 18, 2022

by Ram N

· 5,008 Views · 3 Likes

Java: On Its Deathbed Or More Alive Than Ever?

Many say Java's glory days are coming to an end. So does that mean it's worth the change in the profile or is all of this talk just smoke without fire?

Updated February 17, 2022

by Roger Christianson

· 34,471 Views · 45 Likes

Polymorphism, Encapsulation, Data Abstraction and Inheritance in Object-Oriented Programming

In this article, we discuss four central concepts in Object-Oriented Programming, including Polymorphism, Abstraction, inheritance, and Encapsulation.

Updated February 16, 2022

by nick flewitt

· 7,559 Views · 2 Likes

Understanding OpenJDK and Why You Should Use It

In this article, we will try to answer this question by reviewing the process of constant upgrading of OpenJDK and its open-source approach to development.

February 16, 2022

by Dmitry Chuyko

· 4,685 Views · 4 Likes

Microservice: Creating JPA Application Using Jakarta Persistence API in Payara Micro

In this blog, we will discuss how your Java microservice application can connect to and interact with a relational database through the Jakarta Persistence API.

Updated February 16, 2022

by BUHAKE SINDI

CORE

· 5,128 Views · 4 Likes

Extra Micrometer Practices With Quarkus

Read here about the Micrometer library, making integration of our code with monitoring systems like Prometheus and Graphite simpler than ever.

Updated February 15, 2022

by Ana-Maria Mihalceanu

· 10,789 Views · 6 Likes

10 Best Books and Courses To Learn Spring Framework in Depth

Hello Java developers, if you want to learn Spring Framework and looking for the best resources, tutorials then you have come to the right place.

February 15, 2022

by Javin Paul

· 7,447 Views · 10 Likes

Understanding System Logger

I recently learned that instead of using SFL4J's API and the wanted implementation, you'd use System.Logger which is available since Java 9. Let's see how.

February 14, 2022

by Nicolas Fränkel

CORE

· 7,282 Views · 8 Likes

Integrating Huawei Map Kit in HarmonyOS

Learn how to integrate Huawei's Map Kit into HarmonyOS to help bring maps to your wearable devices.

February 13, 2022

by Siddu Shikkerimath

· 6,849 Views · 2 Likes

Cloud-Native Compilation: Bringing JVMs Into the Modern Cloud World

As Java continues to mature, it’s important to push for cloud-optimized capabilities that will deliver better performance and lower costs.

February 13, 2022

by John Ceccarelli

· 5,809 Views · 4 Likes

Execute mTLS Calls Using Java

In this tutorial, we'll learn to enable our Java application to use mTLS by using different clients. We'll use an existing example of adding mTLS to an NGINX instance.

February 12, 2022

by Emmanouil Gkatziouras

CORE

· 15,761 Views · 5 Likes

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