Java Resources

JUnit Test Groups for More Reliable Development

Running every unit and integration test whenever code is touched is not always feasible, as productivity and development speed is decreased considerably.

November 19, 2020

by Horatiu Dan

· 7,450 Views · 4 Likes

Dependency Injection Implementation in Core Java

Implement your own lightweight Dependency Injection in core Java without using any framework.

November 19, 2020

by Shital Devalkar

· 23,061 Views · 17 Likes

How to Find All the Classes of a Package in Java

In this article let's take a look at how to find all classes of a package in Java

November 18, 2020

by Jonathan Burton

· 13,783 Views · 6 Likes

Difference Between InitialRAMPercentage, MinRAMPercentage, MaxRAMPercentage

This article attempts to clarify the difference between InitialRAMPercentage, MinRAMPercentage, MaxRAMPercentage JVM arguments.

November 17, 2020

by Ram Lakshmanan

CORE

· 23,953 Views · 4 Likes

How to Convert ODT Files to PDF in Java

Convert Office Open Document Text File (ODT) to standard PDF, DOCX, PNG, and JPG using Java.

November 17, 2020

by Brian O'Neill

CORE

· 9,202 Views · 2 Likes

Learning Redis Basic Data Structure and Mapping With Java Data Structure

In this article, we will demonstrate the usage of java data structure with its corresponding Redis data type in terms of java code as a Jedis client.

November 17, 2020

by Tiruvenkatasamy Baskaran

· 7,341 Views · 2 Likes

Spring WebFlux Support in Pact JVM

In this article I'll demonstrate usage of Pact Consumer Driven Contracts to test Spring WebFlux provider endpoints and its consumers.

November 16, 2020

by Paweł Pelczar

· 7,044 Views · 1 Like

Use Spring Security and Feature Flags to Test in Production

I will be going through the steps to show you how to test in production. I will walk you through how to set up an Okta org, and configure an OpenID Connect App.

November 16, 2020

by Micah Silverman

· 4,324 Views · 1 Like

Spring Data: Data Auditing Using JaVers and MongoDB

In this post, we’ll see how to use JaVers in a simple Spring Boot application and MongoDB environment to track changes of entities.

November 16, 2020

by Anicet Eric

· 21,260 Views · 5 Likes

How to Learn Java As Quickly As Possible: Best Practices to Adopt

Students who start to learn Java and other programming languages often wonder if there are any tips and tricks that will quicken the learning process. I am not sure about tricks in terms of studying, but there are a few handy tips to make the process as quick as it is realistically possible.

November 16, 2020

by John Selawsky

· 18,093 Views · 4 Likes

Installing Open JDK 8 on Ubuntu

DevOps engineers usually want to install and configure Open JDK 8 on Ubuntu systems. These instructions show how to install Open JDK on Ubuntu.

November 13, 2020

by Orestis Pantazos

· 14,162 Views · 3 Likes

How to Encrypt and Set Permissions for a PDF in Java

Encrypt a PDF document with a password, and set permissions on the PDF. Restrict or allow printing, copying content, document assembly, editing, etc.

November 13, 2020

by Brian O'Neill

CORE

· 5,952 Views · 2 Likes

How to Convert HEIC to JPG in Java

Convert between over 100 file formats, including key formats such as Photoshop (PSD), PNG, JPG, GIF, NEF, and BMP.

November 13, 2020

by Brian O'Neill

CORE

· 20,005 Views · 2 Likes

Cloud-Events Kafka Binding With Spring

Utilize Kafka Protocol Binding for CloudEvents along with Spring-Kafka to easily produce and consume events in a common format.

November 13, 2020

by Will Kennedy

· 12,244 Views · 7 Likes

Deploy Maven Apps to Kubernetes With JKube Kubernetes Maven Plugin

Checkout how Eclipse JKube Kubernetes Maven Plugin makes creation of Docker Images and Deploying to Kubernetes seamless within your old Java workflow.

November 13, 2020

by Rohan Kumar

· 13,981 Views · 4 Likes

6 of the Best API Testing Tools in the Market

In this article, see six of the best API testing tools available on the market, including Katalon Studio, Postman, SoapUI, and more.

November 11, 2020

by Shormistha Chatterjee

CORE

· 7,150 Views · 6 Likes

Spring Boot - Unit Test your project architecture with ArchUnit

Impose guidelines as verifiable JUnit tests using ArchUnit. It guarantees that a software version will be discontinued if an architectural violation is introduced.

November 10, 2020

by Anicet Eric

· 11,172 Views · 6 Likes