Java Resources

Learn to use Apache Camel Quarkus and CouchDB Component to build a REST API. Camel Quarkus CouchDB Component helps to connect, produce, or consume messages.

November 3, 2021

by Rafael Marques

· 13,398 Views · 2 Likes

Aggregating REST APIs Calls Using Apache Camel

In this post, we are going to build an aggregator for API calls using the Enricher EIP. A tutorial on how to aggregate sequential calls to REST APIs in a single response.

November 3, 2021

by André Luiz De Gusmão

· 20,165 Views · 2 Likes

You only need ONE design pattern

Do you want to know a secret? OOP is fundamentally brain damaged. These aren't my words for the record, they're the collective wisdoms of the fathers of computing.

October 30, 2021

by Thomas Hansen

CORE

· 6,621 Views · 2 Likes

We Should Write Java Code Differently

This article focuses on how you can improvise coding in Java to utilize it to its fullest.

October 28, 2021

by Sergiy Yevtushenko

· 42,640 Views · 33 Likes

How to Easily Set Up Mutual TLS SSL

Learn how to easily set up mutual, two-way TLS SSL on your application in this tutorial that walks you through how to protect your app.

Updated October 28, 2021

by Hakan Altındağ

· 161,549 Views · 41 Likes

Connect to a Database Instance Running Inside a Java Testcontainer Using IntelliJ IDEA

Learn how to use IntelliJ IDEA along with Testcontainers and JUnit to write effective unit tests for your Java module that communicate with databases.

October 27, 2021

by Sumit Kumar

· 5,651 Views · 2 Likes

Ultra-fast Java In-Memory Database Apps & Microservices with MicroStream

MicroStream is a fundamentally new persistence framework for storing complex Java object graphs natively, which means the object graph is stored on disk as it is in RAM.

October 26, 2021

by Otavio Santana

CORE

· 15,136 Views · 5 Likes

Common Challenges of Automation Testing

Software testing is crucial to ensure software quality. However, there are many common challenges of automation testing, from scalability to maintenance.

October 26, 2021

by Kamal Singh

· 5,776 Views · 2 Likes

How To Copy Files From One Directory to Another in Java: Example

Read this tutorial to learn how to use JDK7 FileChannel.transferTo() method to copy files and directories in Java, as well as FileUtils from Apache Commons.

October 23, 2021

by Javin Paul

· 14,904 Views · 3 Likes

How to Change Certificates At Runtime Without Downtime

In this article, see how to change certificates during runtime without taking the application down

Updated October 23, 2021

by Hakan Altındağ

· 34,988 Views · 12 Likes

What Is Ant, Really?

Learn about the structure of the Ant build system and how to make it work for you. Understand how you can harness it in different environments and what the pitfalls are.

Updated October 22, 2021

by Jörn Guy Süß

· 14,537 Views · 7 Likes

How To Get Closer to Consistency in Microservice Architecture

Some scenarios in microservice-based architecture involve multiple microservices. Read how completion of the scenario depends on the task completion of each microservice.

October 20, 2021

by Reza Ganji

CORE

· 8,693 Views · 10 Likes

How to Export All Modules to All Modules at Runtime in Java

In this article, take a look at a solution as to how to export all modules to all modules at Runtime in Java 9.

October 19, 2021

by Jim Jerald Burton

· 9,168 Views · 11 Likes

Easy Access to OAuth 2.0 Protected Resources With the Spring WebClient

Learn how to secure an application with Okta OIDC login, access a third-party OAuth 2 resource with Spring WebClient, and more.

October 18, 2021

by Jimena Garbarino

· 4,273 Views · 3 Likes

Dataweave 2.4.0 Dates Module Functions

This blog gives the details of the dw::core::Dates module functions which are released in DataWeave version 2.4.0 for Mule Version 4.4.

Updated October 18, 2021

by Anand Joshi

· 22,664 Views · 6 Likes

Micronaut, Quarkus, and Spring Boot Help You Develop Native Java Apps

Build Java apps securely.

Updated October 16, 2021

by Matt Raible

· 9,502 Views · 5 Likes

Fluent Assertions Reloaded

If you’re not using fluent assertions and rely on basic JUnit assertions, you might be missing out on a simple but effective tool to write high-quality test code.

October 16, 2021

by Johannes Döbler

· 5,496 Views · 5 Likes

Multithreading Java and Interviews Part 2: Mutex, the Java Monitor Model

In the second installment of Multithreading and Interviews, read an introduction to the basics of Java Multithreading with Mutex, the Java Monitor Model.

Updated October 14, 2021

by Dmitry Egorov

CORE

· 26,244 Views · 24 Likes

Microservices: Quarkus vs Spring Boot

In the era of containers (the ''Docker Age'') Java is still on top, but which is better? Spring Boot or Quarkus?

Updated October 13, 2021

by Ualter Junior

CORE

· 145,440 Views · 42 Likes

gRPC Compression Support in Go, Java, and Ballerina

Different programming languages have different ways to enable/disable gRPC compression. This article describes how to use gRPC in Go, Java, and Ballerina.

October 13, 2021

by Buddhi Kothalawala

· 15,504 Views · 4 Likes

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