Java Resources

Establish Trust Chain From Kafka to Microservices REST APIs With JWT

In this article, we discuss how to establish trust from Kafka event stream processing modules to microservice APIs with Spring Security and JWTs.

May 6, 2020

by Gary Li

· 14,875 Views · 7 Likes

Beginners Guide to CSS Flexbox With Examples

In this article, look at a complete guide for CSS Flexbox.

May 5, 2020

by Nitin Hepat

· 15,675 Views · 3 Likes

End to End Distributed Logging Traceability With Custom Context

This article helps a simple End to End Logging Traceability using Open Source Technologies such as SpringBoot, Sleuth, and more!

May 4, 2020

by Arumugam Maruthanayagam

· 8,305 Views · 6 Likes

Java Spring Boot Rest API to Upload/Download File on Server

This article demonstrates how to use a Spring Boot application and MySQL to maintain a database of uploaded files and their metadata.

May 1, 2020

by Yogesh Parate

· 172,722 Views · 16 Likes

How to Define Method to Take and Return String Data in Java

Is char[ ], String, StringBuffer, or StringBuilder the best way to take and return String data in Java? Take a look at this comparison.

May 1, 2020

by Vikas Vaibhav

· 144,945 Views · 2 Likes

Guide for Supporting Multiple Versions of Java (8, 11, 14) in Your Maven Project

In this article, see a guide for supporting multiple versions of Java in your Maven project.

April 30, 2020

by Saša Starčević

· 79,130 Views · 15 Likes

Secure Communication with Token-based RSocket

Take a look at how you can establish secure communication with token-based RSocket, and establish a clear understanding of JWT.

April 30, 2020

by Lu Han

· 11,351 Views · 4 Likes

How to Implement JDBC Authentication and Authorization in Mule 4 Using Spring Security

This tutorial walks step-by-step through how to use JDBC authorization in Mule 4 with Spring Security to provide role based security.

April 30, 2020

by Harsha Pateelu

· 14,357 Views · 1 Like

A New Era Of Spring Cloud

The main goal of this article is to guide you through building microservices architecture with new Spring Cloud components without Netflix projects.

April 30, 2020

by Piotr Mińkowski

· 13,921 Views · 8 Likes

JDK 14 Records for Spring

In this article, we'll discuss several use cases for JDK 14 Records to write cleaner and more efficient code.

April 29, 2020

by Anghel Leonard

CORE

· 17,531 Views · 7 Likes

A Quick Start Guide of HTTP Server Using Go

In this article, take a look at a quick start guide of HTTP Server using Go.

April 29, 2020

by Amjad Hossain

· 8,384 Views · 2 Likes

Dependency Injection in Spring

Take a deep dive into Dependency Injection in Spring — what it is, how and when to use, and why it makes Spring such a powerful framework.

Updated April 29, 2020

by Justin Albano

CORE

· 68,233 Views · 30 Likes

Using Jenkins and Java for Continuous Integration

Get your DevOps on with this tutorial on setting up and using Jenkins for continuous integration in your Java app.

April 29, 2020

by Jimena Garbarino

· 18,239 Views · 17 Likes

Accessing Apache Kafka From Quarkus

This article describes how to develop microservices with Quarkus which use Apache Kafka running in a Kubernetes cluster.

April 28, 2020

by Niklas Heidloff

· 6,271 Views · 3 Likes

JobRunr and Spring Data

In this article, see a tutorial on how to generate salary slips using JobRunr and Spring Data.

Updated April 27, 2020

by Ronald Dehuysser

· 12,664 Views · 7 Likes

Invoking REST APIs Asynchronously With Quarkus

Now that you've built a reactive REST API with Quarkus, it's time to learn how to invoke it asynchronously with the help of this tutorial.

April 27, 2020

by Niklas Heidloff

· 17,658 Views · 3 Likes

Developing Reactive REST APIs With Quarkus

This article describes how to implement reactive REST APIs in Java with Quarkus rather than using synchronous endpoints.

April 24, 2020

by Niklas Heidloff

· 20,354 Views · 8 Likes

Introduction to Spring Data JPA - Part 5 Unidirectional One to One Relations

In the next article in this series, we take a look at unidirectional one-to-one relations with CRUD operations.

April 22, 2020

by Vinu Sagar

· 29,023 Views · 2 Likes

Read/Write a Raw JSON, Array-Like JSON, and Map-Like JSON File as an Object

In this article, take a look at a tutorial that explains how to read/write a raw JSON, array-like JSON, and map-like JSON file as an object.

April 22, 2020

by Anghel Leonard

CORE

· 28,141 Views · 6 Likes

Getting Started With Jakarta EE and Eclipse MicroProfile

In this article, get started with Jakarta EE and Eclipse MicroProfile.

Updated April 21, 2020

by Philip Riecks

· 8,819 Views · 9 Likes

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