Java Resources

How to Really Build a GraphQL Server With Java

This tutorial aims to demonstrate the process of building a GraphQL server utilizing the venerable graphql-java library in Java.

April 18, 2024

by David Ventimiglia

· 2,752 Views · 5 Likes

Java vs. Scala: Comparative Analysis for Backend Development in Fintech

Analyze how Java and Scala perform in the world of fintech backend development, focusing on the concrete benefits and limitations each language presents.

April 18, 2024

by Grigoriy Alexeev

· 4,700 Views · 4 Likes

Threaded Streams

In this tutorial, take a deep dive into an open-source library aimed at experimenting with a new method of parallelizing stream operations.

April 18, 2024

by Peter Verhas

CORE

· 2,224 Views · 5 Likes

Extending Swagger and Springdoc Open API

Learn how to use Swagger schema extensions, and document additional constraints that would otherwise remain undocumented, including custom validators.

Updated April 17, 2024

by Raghuraman Ramaswamy

CORE

· 46,897 Views · 15 Likes

Doing More With Springdoc OpenAPI

Learn how to render fully qualified names in the generated Swagger documentation and global exception handling using Controller Advice.

Updated April 17, 2024

by Raghuraman Ramaswamy

CORE

· 108,237 Views · 24 Likes

OpenAPI 3 Documentation With Spring Boot

In this tutorial, try out a Spring Boot Open API 3-enabled REST project and explore some of its capabilities.

Updated April 17, 2024

by Raghuraman Ramaswamy

CORE

· 114,721 Views · 16 Likes

Real-Time Data Transfer from Apache Flink to Kafka to Druid for Analysis/Decision-Making

In this article, follow an outline of the steps to transfer processed data from Flink 1.18.1 to a Kafka 2.13-3.7.0 topic.

April 15, 2024

by Gautam Goswami

CORE

· 2,184 Views · 2 Likes

Comprehensive Guide to Unit Testing Spring AOP Aspects

With proper testing strategies in place, developers can confidently maintain and evolve AOP-based functionalities in their Spring app.

April 15, 2024

by Reza Ganji

CORE

· 4,380 Views · 4 Likes

Analyze and Debug Quarkus-Based AWS Lambda Functions With X-Ray

Use Quarkus and AWS X-Ray with Jakarta CDI Interceptors to keep your code clean.

April 13, 2024

by Jeroen Reijn

CORE

· 3,384 Views · 2 Likes

How to Generate a Keystore and CSR Using the Keytool Command

Want to learn more about using the Java keytool command?

Updated April 12, 2024

by Arjun P Jathindramohan

· 165,773 Views · 10 Likes

Building CI/CD Pipelines for Java Using Azure DevOps

Visual Studio Team Services has become Azure DevOps. Java devs can learn how to build a release automation pipeline for their web applications.

Updated April 11, 2024

by Ruth Yakubu

· 45,187 Views · 5 Likes

Improving Java Code Security

In this article, discover how to improve code quality and security with the tools SpotBugs/FindSecBugs and OWSAP Dependency Scan.

April 11, 2024

by Vinod Pahuja

· 6,610 Views · 5 Likes

Singleton: 6 Ways To Write and Use in Java Programming

Here, learn how and when to write singletons and gain an appreciation of the nuances and caveats in creating singleton objects.

April 9, 2024

by Narendran Solai Sridharan

· 5,181 Views · 6 Likes

Understanding Polyglot Persistence

Polyglot persistence enables software professionals to enhance Java applications with NoSQL databases, achieving greater flexibility, scalability, and efficiency.

April 5, 2024

by Otavio Santana

CORE

· 8,438 Views · 2 Likes

Developing a Multi-Tenancy Application With Spring Security and JWTs

This article guides you through the process of creating a multi-tenancy application following a Software as a Service (SaaS) model, where each client has a dedicated database.

Updated April 4, 2024

by Md Amran Hossain

CORE

· 63,002 Views · 21 Likes

Game Theory in Blockchain: A Developer's Guide With Java Example

Enhance blockchain stability, security, and efficiency with game theory. Shape consensus mechanisms, incentives, and governance in a Java-based PoS simulation.

April 4, 2024

by Arun Pandey

CORE

· 3,029 Views · 2 Likes

Spring Boot Application With Spring REST and Spring Data MongoDB

In this article, we will create a simple Spring Boot application that performs CRUD operations with Spring REST and MongoDB.

April 4, 2024

by Vanitha P K

· 3,270 Views · 3 Likes

Mastering the JVM: Elevating Java Development and Career Prospects

Understanding JVM internals, memory management, and garbage collection boosts efficiency and performance — a crucial step for creating robust, scalable Java applications.

April 2, 2024

by Otavio Santana

CORE

· 3,128 Views · 4 Likes

How To Implement OAuth2 Security in Microservices

Learn to implement OAuth2 Security in microservices distributed systems using OAuth2, Oauth2-Client, Spring Cloud, and Netflix components with full examples.

Updated March 29, 2024

by Md Amran Hossain

CORE

· 89,683 Views · 17 Likes

Java 22 Brings Major Enhancements for Developers

Java 22 brings major enhancements for developers, including language improvements, concurrency updates, native interoperability, and performance optimizations.

March 29, 2024

by Tom Smith

CORE

· 6,473 Views · 9 Likes

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