Java Resources

Micronaut With Relation Database and...Tests

This article is a Micronauts HTTP server with a relation database persistence layer. We created this focussing on the tests at the controller layer.

November 4, 2020

by Manel Naspreda

· 10,400 Views · 4 Likes

Ports and Adapters Architecture with Kafka, Avro, and Spring-Boot

In this post, we will be implementing a Kafka Producer and Consumer using the Ports and Adapters (a.k.a. Hexagonal) architecture in a multi-module Maven project.

November 3, 2020

by Purnima Jain

· 11,597 Views · 4 Likes

Java vs. Python Comparison: The Battle of Best Programming Language in 2021

A guideline on Java Vs. Python to make informed decision about which programming language to choose for your next product development.

November 2, 2020

by Chandresh Patel

· 10,026 Views · 5 Likes

Research: The Skills You Need to Boost Your Java Career in 2019

What skills do you need as a Java dev in 2019?

Updated November 2, 2020

by Andrew Stetsenko

· 23,796 Views · 32 Likes

Pure Bliss With Pure Functions in Java

This deep dive into pure functions and collaborative development will help you see how object-oriented and functional programming can work together in Java.

Updated November 2, 2020

by Piet van Dongen

· 37,467 Views · 60 Likes

Using the Chain of Responsibility Design Pattern in Java

The Chain of Responsibility pattern allows a number of classes to attempt to handle a request independently.

November 2, 2020

by Brijesh Saxena

CORE

· 20,450 Views · 6 Likes

A CRUD With MongoDB and Java in One Line of Code

In this quick tutorial, I'll show you how to implement a web CRUD (Create, Read, Update, and Delete) using MongoDB, Spring Boot, and Vaadin.

October 30, 2020

by Alejandro Duarte

CORE

· 11,276 Views · 15 Likes

How to Convert MP4 to MP3 in Java

Learn to convert video files to different audio file formats using four Video and Audio APIs. Read the tutorial!

October 30, 2020

by Brian O'Neill

CORE

· 10,663 Views · 2 Likes

Using Template Method Design Pattern In Java

Today, I will discuss another very useful design pattern named the Template Method Design Pattern. Read on to find out more!

October 30, 2020

by Brijesh Saxena

CORE

· 9,650 Views · 4 Likes

Beautiful World of Monads

Because Monads remained out of the focus of other past articles. I don’t know why this happens, but I’ll try to fill this gap.

Updated October 29, 2020

by Sergiy Yevtushenko

· 7,522 Views · 12 Likes

Using Interpreter Design Pattern In Java

The Interpreter Design Pattern is one of the Gang of Four design patterns which specifies how to evaluate sentences in a language.

October 29, 2020

by Brijesh Saxena

CORE

· 8,114 Views · 3 Likes

Java CI/CD: From Local Build to Jenkins Continuous Integration

In this blog post, we’ll learn how to configure Jenkins to build and publish our Docker image. Read on to find out more!

October 28, 2020

by Matthew Casperson

· 14,182 Views · 5 Likes

Java CI/CD: From Continuous Integration to Release Management

This post is part of a series that demonstrates a sample deployment pipeline with Jenkins, Docker, and Octopus.

October 28, 2020

by Matthew Casperson

· 8,129 Views · 1 Like

Mulesoft 4: Continuous Delivery/Deployment With Maven

The main aim of this article is to provide a standard mechanism to release project artifacts and deploy to Anypoint Platform.

Updated October 27, 2020

by Ashok S

· 29,092 Views · 7 Likes

How to Resize a Video in Java

Our goal with implementing these APIs is to improve your reach and flexibility on online media platforms, to better interact with your target audience.

October 27, 2020

by Brian O'Neill

CORE

· 7,233 Views · 2 Likes

How to Encrypt PDF Documents in Java

The goal of this tutorial is to enable you with the capabilities to protect your information and important documents with the appropriate tools.

October 27, 2020

by Brian O'Neill

CORE

· 4,564 Views · 1 Like

Step By Step Guide To Using Mule ESB

A step-by-step guide of the installation and use of Mulesoft/Mule ESB, a lightweight and Java-based ESP and integration platform by Mulesoft, for beginners

October 26, 2020

by Anurag Sharma

· 9,762 Views · 8 Likes

How to Convert a PDF to PNG or JPG in Java

This tutorial shows how to convert any PDF document to a stacked PNG image or PNG or JPG array with one image per page, using an API.

October 23, 2020

by Brian O'Neill

CORE

· 14,822 Views · 4 Likes

How to get Type-Safe and Intuitive Hibernate/JPA Queries

Learn how to use standard Java streams which automatically convert themselves to Hibernate/JPA Queries.

Updated October 22, 2020

by Per-Åke Minborg

· 9,404 Views · 7 Likes

Using Filter Design Pattern In Java

How to use filter design pattern in Java—also known as Criteria Design Pattern, which is a structural pattern that combines multiple criteria to obtain single criteria.

October 22, 2020

by Brijesh Saxena

CORE

· 23,715 Views · 7 Likes

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