Want to make the most of your ConcurrentHashMaps? Need to ensure they're thread-safe and as high-performance as possible? Here are five tips to keep in mind.
Data-driven testing using JUnit 5 Kotlin provides usability in the development and conciseness of the code, as well as many convenient features for writing tests.
See how Java 9 has adapted so that you can run JVM-based workloads in Docker containers or through Kubernetes without worrying about hitting your memory limits
This article will be useful if you want to create applications that are billed for the time that they are used rather than the time that they are active.
Straight out of Effective Java, Third Edition, we tackle the flaws in Java serialization and how to counter them using Google's Protocol Buffers as an example.
This deep dive into Java 9 module services tackles how the ServiceLoader class has changed, how to browse the classpath, and how it all ties together in Jigsaw.
Get your feet wet with Java 9's modularity by learning how to create, compile, and execute single- and multi-module projects all from the command line.
Walk through my experience with querying an RDS MySQL database with AWS lambda for the first time, and the issues that I came across that you can avoid.
Take a look at how a Jackson mix-in class or interface, as well as some annotations, can help you with (de)serialization when you don't have source code access to POJOs.
JIRA's querying language, JQL, can be extremely useful. Look at some secrets when it comes to JQL that can help you make more effective use of your own JIRA instance.
CORE
