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10 Tricky Interview Questions for Java Devs
Here's a list of ten popular interview questions that Java developers are likely to be asked in an interview, as well as links to relevant explanations for more details.
December 18, 2017
by Ajitesh Kumar
· 165,511 Views · 20 Likes
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How to Invoke a Mule Flow From Java
In this Mule tutorial, you can learn the steps required to invoke a Mule flow from Java in a common Mule configuration file.
December 18, 2017
by Vishnu Ramakrishnan
· 27,936 Views · 4 Likes
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Java Remote Debugging in the Real World
Take a look at how to leverage Java to allow for the remote debugging of running Java applications in a production enviornment.
Updated December 17, 2017
by Eugen Paraschiv
· 36,640 Views · 10 Likes
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JMeter Performance and Load Testing
This article will help you understand the basics of the load testing tool JMeter for improving and maintaining performance, with links to the documentation.
December 16, 2017
by Todd Horn
· 66,110 Views · 16 Likes
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Microservices and Team Organization
Microservices architectures are unique and require certain considerations when building your teams. These insights will help guide you.
December 15, 2017
by Thomas Jardinet DZone Core CORE
· 24,500 Views · 15 Likes
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How Much Does It Cost to Develop a Chatbot Application?
What goes behind developing a chatbot application, and how much are you actually going to pay a company to build one for you?
December 15, 2017
by Saroj Kumar
· 10,868 Views · 5 Likes
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Java 8: The Bad Parts
With Java 9 here, let's take a look at what its predecessor, Java 8, did well and, more importantly, where it left room for improvement.
December 14, 2017
by Grzegorz Piwowarek
· 34,662 Views · 47 Likes
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Jackson Annotations for JSON (Part 2): Serialization
As we continue our journey through Jackson annotations, let's see what you can use in your POJOs to serialize Java objects to JSON.
Updated December 14, 2017
by John Thompson
· 92,458 Views · 12 Likes
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Reactive Streams With Spring Data Cassandra
Using Cassandra and also want to incorporate Reactive Streams into your program? Here's how you can do it with Spring Data Cassandra.
Updated December 14, 2017
by Dan Newton
· 27,046 Views · 10 Likes
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This Week in Spring: SpringOne, PWAs, and IBM Middleware
This grab bag of Spring-related news touches on Spring Tool Suite, what happened at SpringOne, tips for Progressive Web Apps, and IBM Middleware.
Updated December 13, 2017
by Josh Long
· 7,833 Views · 3 Likes
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Microservices on the JVM With Actors
When it comes to bringing microservices to the JVM, it's hard to go wrong with Akka and its actor model. Let's see how they contribute to microservices adoption.
December 12, 2017
by Markus Eisele
· 23,170 Views · 16 Likes
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How to Find and Fix Memory Leaks in Your Java Application
Do you have a Java app that runs fine at first but slows down after a while? Or, perhaps it runs fine for a small number of files but performance degrades when the number of files increases? You might have a memory leak...
December 12, 2017
by Leo Ufimtsev
· 121,545 Views · 29 Likes
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How to Create an Immutable Class in Java
Here, we'll define the typical steps for creating an immutable class in Java and shed light on some common mistakes made while creating immutable classes.
December 12, 2017
by Hussein Terek
· 255,790 Views · 126 Likes
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Automatic-Module-Name: Calling All Java Library Maintainers
Java library maintainers who want to help users out with Java 9's modularity should read this post immediately to learn how to make Automatic Modules.
December 11, 2017
by Sander Mak
· 15,088 Views · 6 Likes
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Best Automation Testing Tools for 2018
Software development is still evolving, so your testing tools should be as well. Upgrade your toolset by checking out the features of these popular frameworks.
December 10, 2017
by Brian Anderson
· 57,206 Views · 22 Likes
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Using Jolt in Big Data Streams to Remove Nulls
Learn how to use Jolt code within your big data streams to remove null values with some example source data and JSON code.
December 9, 2017
by Tim Spann DZone Core CORE
· 12,521 Views · 3 Likes
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Spring 5, Embedded Tomcat 8, and Gradle
Learn how to use Gradle to structure a Spring 5 project with Tomcat 8 embedded inside. See how to bootstrap Spring 5, support JSON content, and more!
December 9, 2017
by Bruno Krebs
· 34,530 Views · 19 Likes
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Choosing the Right GC
With microservices, cloud hosting, and vertical scaling in mind, let's compare the top Java garbage collectors to see how efficiently they handle resources.
December 8, 2017
by Ruslan Synytsky
· 123,343 Views · 49 Likes
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PaaS or Container Services: Which One Is Right for You?
While PaaS reigned supreme for a while, containers are have slowly moved in. See how the likes of Docker have impacted app development and deployment.
December 8, 2017
by Manisha Verma
· 17,050 Views · 8 Likes
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Uncommon Java Syntax: Ellipses…
New programmers, and even some experienced ones, might not have experienced ellipses/varargs in Java yet. Here's a primer and some best practices.
December 7, 2017
by Niyi Oke
· 27,447 Views · 4 Likes
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