Java Resources

Java Development Trends 2023

This article presents an overview of seven expected trends in Java based on the most significant events and achievements.

January 11, 2023

by Alex Belokrylov

· 11,086 Views · 6 Likes

Exploring MongoDB Capabilities With Java Using Jakarta NoSQL 1.0.0-b5

In this tutorial, further explore the integration with Java and NoSQL database with Jakarta NoSQL exploring an application with MongoDB.

January 11, 2023

by Otavio Santana

CORE

· 5,991 Views · 3 Likes

7 Awesome Libraries for Java Unit and Integration Testing

Want to improve your Java unit and integration tests? Here are seven libraries that you might find useful in your day-to-day work.

January 11, 2023

by Marco Behler

· 13,761 Views · 22 Likes

How To Develop a QR Code Scanner for Pay Parking

QR code-based parking payment is convenient, but it can be annoying when a QR code isn’t recognized. Use this article as a guide to creating your own QR code.

January 10, 2023

by Jackson Jiang

· 2,738 Views · 1 Like

Change Data Capture With QuestDB and Debezium

This article goes into detail about streaming data into QuestDB with change data capture via Debezium and Kafka Connect with charts and guide code blocks.

January 10, 2023

by Yitaek Hwang

CORE

· 3,393 Views · 2 Likes

Kotlin Is More Fun Than Java And This Is a Big Deal

All JVM languages can do the same job, but the one that makes you happy does it the best.

January 10, 2023

by Jasper Sprengers

· 10,362 Views · 8 Likes

A Beginner's Guide to Back-End Development

The fundamentals of back-end development and the various parts of a typical "software stack" can be understood without writing any code.

January 9, 2023

by Nachiketa Singh

· 6,510 Views · 5 Likes

Debugging Streams and Collections

Java 8 streams improved code readability they also provide great debugging opportunities. There are amazing tools for inspecting collections and arrays.

January 7, 2023

by Shai Almog

CORE

· 4,099 Views · 2 Likes

Type Variance in Java and Kotlin

Explaining how type variance works with Java and Kotlin by using simple and complex examples and how it can be used to create good APIs for developers.

January 4, 2023

by Ivan Ponomarev

· 12,152 Views · 17 Likes

Insight Into Developing Quarkus-Based Microservices

Through this article, we would like to share our experience deploying Quarkus framework-based microservices.

January 4, 2023

by Brijendra Kumar

· 4,376 Views · 9 Likes

Getting Started With JMS-ActiveMQ: Explained in a Simple Way

Want to learn Java Message Service using ActiveMQ? Here is the article to explain the basics with simple examples and setup.

January 4, 2023

by Brijesh Saxena

· 25,655 Views · 5 Likes

Using JSON Web Encryption (JWE)

JSON Web Encryption (JWE) could be used when one needs to add sensitive information to a token that one would not want to share with other systems.

January 3, 2023

by Viacheslav Shago

· 49,245 Views · 9 Likes

Exploring Hazelcast With Spring Boot

Discussing distributed caching with Hazelcast and Spring Boot, distributed locks, and user code deployment to invoke code execution via Hazelcast on a service.

December 30, 2022

by Ion Pascari

· 13,133 Views · 6 Likes

How To Add Three Photo Filters to Your Applications in Java

In this article, learn how developers can implement robust image customization features with only a few lines of clean, simple code.

December 29, 2022

by Brian O'Neill

CORE

· 5,603 Views · 3 Likes

Binary Code Verification in Open Source World

We all (developers and organizations) using open source must be aware of the inherent risks that come with OSS packages and unverified code.

December 29, 2022

by Alex Belokrylov

· 5,173 Views · 1 Like

Providing Enum Consistency Between Application and Data

Discussing and demonstrating the Spring Boot application of a solution for providing enum consistency between running the application code and data itself.

December 28, 2022

by Taner Inal

· 7,560 Views · 1 Like

How to Use MQTT in Java

This article shows how to use MQTT in the Java project to realize the functions of connecting, subscribing, unsubscribing, publishing, and receiving messages.

December 28, 2022

by Zhiwei Yu

· 9,030 Views · 5 Likes

Why Should I Comment My Code?

Learn how to write source code comments that help to understand the code much faster.

December 27, 2022

by Ralph Soika

· 5,861 Views · 6 Likes

An Entity to DTO

DTO is probably the most straightforward pattern in object-oriented programming. In this post, learn how to create them properly and the motives for using DTOs.

December 27, 2022

by Andrey Belyaev

· 10,341 Views · 3 Likes

The Generic Way To Convert Between Java and PostgreSQL Enums

Review the generic way of converting between Java and PostgreSQL enums, utilizing the cast operator of PostgreSQL.

December 27, 2022

by Denis Magda

CORE

· 21,480 Views · 4 Likes

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