Time to get to know your locks! Whether you need blocking or non-blocking locks or want to know more about how they work, this quick example will set you straight.
Dropwizard Metrics makes it easy to create a class, override check methods, and register them, enabling you to call all of your Java service's health checks.
Before picking a framework or a language, agree with your team on architecture. This sample Spring Boot app walks through a refactoring focusing on clean architecture.
Look at five scenarios for using Hystrix with other tools from the Netflix OSS stack like Feign and Ribbon and see how performance compares in each situation.
When mixing Java and Groovy, the time might come when you want to dip into Java's functional features, but while using Groovy's syntax. Enter closures.
If your priority is the performance of queries on large amounts of data and you have a lot of RAM, an in-memory data grid is the right solution for you!
When I started an app with IntelliJ, it always took more than 60 seconds to start the deployed app. No one bothered to examine why, so I took the 30 minutes to do it.
SOAP APIs weren't designed for integration, with developer UX in mind. The new SOAP Builder tool converts your SOAP-based endpoint into a unified REST API.
In a close and, at times, contentious vote, the JCP Executive Committee has tabled Project Jigsaw for up to 30 days to work out the tough problems it faces.
Java as a language makes concurrent code look unpleasant. Maybe Kotlin can help. Yet another, although experimental, step would be to use coroutines instead of Futures.
Connection pooling is a great technique for database optimization, and HikariCP is among the best. Let's set up multiple connection pools with different configurations.
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