Java Resources

Developers should strive to be fundamentally and completely ordinary when writing code. Simplicity will lend understanding to the future.

April 7, 2017

by Ryan McCullough

· 19,263 Views · 2 Likes

Vaadin Application Performance Issues and Solutions

Learn about the challenges that come with building a high-performance and scalable enterprise application as well as how to overcome those challenges.

April 7, 2017

by Satyaranjan Das

· 14,417 Views · 6 Likes

Monitoring Microservices With Spring Cloud Sleuth, ELK, and Zipkin

With tools like Spring Cloud Sleuth, ELK, and Zipkin, monitoring microservices doesn't have to be as difficult of a task as it usually is.

April 7, 2017

by Piotr Mińkowski

· 65,257 Views · 24 Likes

Java Hashcode and Equals Deep Dive

All about clean code principles in Java, focusing on Hashcode and Equals methods.

Updated April 6, 2017

by Marcus Biel

· 41,528 Views · 18 Likes

Java Comparable Interface in Five Minutes

Part of Marcus Biel's Java 8 course focused on clean code principles, here is a tutorial on what the Java Comparable Interface is and how it's used.

Updated April 6, 2017

by Marcus Biel

· 140,984 Views · 33 Likes

Object Identity and Equality in Java

This quick tutorial shows you how to compare IDs and values using both the equals operator and the equals() method.

Updated April 4, 2017

by Marcus Biel

· 47,559 Views · 17 Likes

Shallow vs. Deep Copy in Java

Take a look at this in-depth explanation of the differences and uses for Shallow and Deep copies in Java.

Updated April 4, 2017

by Marcus Biel

· 212,523 Views · 25 Likes

Java Platform and Java Community Process Overview

In this article, let's embark on a brief explanation of the Java platform and the community process that is responsible for evolving it.

April 4, 2017

by Bruno Krebs

· 14,537 Views · 14 Likes

Spring Data With JPA and @NamedQueries

Let's dive into using named queries for JPA entities. The @NamedQuery annotation allows for finer control and enhanced functionality for your databases.

April 3, 2017

by Emmanouil Gkatziouras

CORE

· 59,497 Views · 8 Likes

How Java’s Built-In Garbage Collection Will Make Your Life Better (Most of the Time)

Garbage collection can be tricky business, but this guide will help you fully reap the benefits of memory management in Java.

April 3, 2017

by Kirk Pepperdine

· 16,877 Views · 23 Likes

A Guide to Java's SimpleDateFormat

Formatting dates is always a challenge, but Java's SimpleDataFormat class has plenty of options (and a few pitfalls) that can take the frustration out of dates.

Updated April 2, 2017

by Jay Sridhar

· 172,105 Views · 15 Likes

A Detailed Breakdown of the JVM

The Java Virtual Machine is something everyone uses, but not everyone knows how it works. Let's see how the JVM turns your work into bytecode.

March 29, 2017

by Ankit Mittal

· 24,208 Views · 12 Likes

MuleSoft: Payload Annotation Usage in Java Component

Learn about how to retrieve the JSON payload in the Java component using the @Payload annotation, which controls how a message payload is passed.

March 29, 2017

by Srinu Prasad A

· 10,989 Views · 6 Likes

Diving Into Java 8's newWorkStealingPools

Like ForkJoinPools, newWorkStealingPools are great for concurrent tasks and work-stealing, but while they're similar, each pool has ideal uses.

March 29, 2017

by Pawan Sant

· 66,933 Views · 19 Likes

Multi-Tenancy Implementation for Spring Boot + Hibernate Projects

Separating tenants' data onto different schema is a good way to implement multi-tenancy. Learn how to do that with Spring Boot and Hibernate.

Updated March 28, 2017

by Alon Segal

· 101,763 Views · 60 Likes

SOAP vs. REST: Differences in Performance, APIs, and More

The general consensus among experts these days is that REST is the typically preferred protocol unless there’s a compelling reason to use SOAP.

March 28, 2017

by Angela Stringfellow

· 70,789 Views · 20 Likes

Tuning an Akka Application

See an overview of an application that can be tuned with Akka, the load tests and tools that can be used to measure app performance, and some test results.

March 27, 2017

by Francisco Alvarez

· 9,602 Views · 3 Likes

URL Encoding and Decoding Using Java

If you find yourself encoding and decoding URLs often, take a look at how to do it in Java while staying on alert in case you need multiple iterations.

March 24, 2017

by Anurag Jain

· 218,208 Views · 19 Likes

Java Streams groupingBy Examples

Learn how to perform SQL-like grouping and summarizing calculations on Java Collections using CSV data, POJOs, and multiple fields.

March 24, 2017

by Jay Sridhar

· 136,674 Views · 38 Likes

Spring Data JPA With an Embedded Database and Spring Boot

You can use Spring Data JPA to persist data to an embedded H2 database with RESTful web services and some helpful Spring annotations.

Updated March 23, 2017

by Gaurav Rai Mazra

· 96,614 Views · 12 Likes

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