Java Resources

How to Use the Spring Config Server

Learn more about how to create remote configurations in your applications.

December 21, 2018

by Jesus J. Puente

· 174,898 Views · 27 Likes

Maven Skipping Tests

In this quick article, we will look into different ways to skip tests in maven applications.

December 21, 2018

by Ramesh Fadatare

· 39,954 Views · 8 Likes

Exception Handling in Java Streams

When you want to use a method that throws a checkedException, you have to do something extra if you want to call it in a lambda.

December 21, 2018

by Brian Vermeer

· 320,482 Views · 118 Likes

Microservices Architecture on the Modern Stack of Java Technologies

In this post, we take a look at microservices architectures based on technologies relevant to the Java world. Read on to get started!

Updated December 20, 2018

by Roman Kudryashov

· 66,768 Views · 42 Likes

How to Remove Key Value Pairs or Entries from HashMap [Snippet]

Let's take a look at how to remove entries from a map in Java, complete with examples.

Updated December 20, 2018

by Ramesh Fadatare

· 84,547 Views · 5 Likes

Speed Up Development with Docker Compose

Create environments that can be quickly deployed on other machines using Docker Compose.

December 20, 2018

by Gunter Rotsaert

CORE

· 21,236 Views · 3 Likes

Java: Aggregate Data Off-Heap

Explore how to create off-heap aggregations with a minimum of garbage collect impact and maximum memory utilization.

December 19, 2018

by Per-Åke Minborg

· 14,235 Views · 7 Likes

Simple Pagination Example With Spring Data and Thymeleaf

Need help with pagination?

December 19, 2018

by Oguzhan Dogan

· 56,471 Views · 3 Likes

Resilience4j and Sentinel: Two Open-Source Alternatives to Netflix Hystrix

We take a look at a few open source alternatives to the now deprecated Hystrix microservices tool.

December 19, 2018

by Leona Zhang

· 20,663 Views · 10 Likes

How to Limit the Number of Concurrent Active User Sessions Using Spring Security

Use Spring Security to limit the number of concurrent user sessions in your Java apps.

December 19, 2018

by Javin Paul

· 37,315 Views · 8 Likes

Java Eclipse Code Refactoring Shortcuts and Tips

Time to get more productive when writing Java code using Eclipse!

December 18, 2018

by Ramesh Fadatare

· 50,108 Views · 23 Likes

How to Use Elasticsearch With a Spring Data Elasticsearch Project

If you're new to Elasticsearch or need a refresher, read on to learn how to integrate this popular open source searching tool into your application.

December 18, 2018

by Rajesh Bhojwani

· 103,882 Views · 6 Likes

Mixins Via Kotlin Delegation

Mixins can be handy in creating more readable, maintainable code.

December 18, 2018

by Steve Gertiser

· 34,268 Views · 7 Likes

Java 8 Streams API: Laziness and Performance Optimization

Learn more about the most important property of Java 8 Streams — laziness.

Updated December 17, 2018

by Amit Phaltankar

· 45,637 Views · 6 Likes

Generic Search in MongoDB With Java

There is no need to put a Service Class for every collection — one method could do that!

December 17, 2018

by Anis Hajri

· 19,065 Views · 2 Likes

Asymmetric JCE Cryptography API Using RSA Algorithm in Mule 4

See how to encrypt and decrypt stream, byte[], or string using the Asymmetric JCE Cryptography module in Mule 4 taking an API as the reference implementation.

December 17, 2018

by Sudeshna Mitra

· 20,655 Views · 4 Likes

Important Java Keywords That You Must Know

Check out the most important keywords in Java!

December 14, 2018

by Rinu Gour

· 19,068 Views · 9 Likes

Migrating Spring Boot Applications to the Latest Java Version (Java 11)

Need help migrating your Spring Boot apps over to Java 11?

December 13, 2018

by Akhil Raj

· 170,479 Views · 24 Likes

Spring Batch: Processing Data From Web Service to MongoDB

In this post, we will look at how to create a Spring Batch application that consumes web service data and insert it in the MongoDB database.

December 12, 2018

by Anis Hajri

· 28,185 Views · 4 Likes

JVM Calendar: JDPR or Java Data Protection Recommendations

After GDPR, we offer some additional thoughts on data protection within Java applications.

December 12, 2018

by Erik Costlow

· 10,968 Views · 3 Likes

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