Articles tagged jvm
Get Groovy with Gradle
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. In the Java world, there are two main build systems: Gradle and Maven. A build system chiefly manages potentially complex webs of dependencies and...
Debugging JVM Performance Issues at Okta
Our customers here at Okta expect a highly-available service that is always there when they need it. We’ve worked hard to design a service architecture that allows us to deploy code and do maintenance without disrupting our customers in any way. How do we achieve that? If we examine one slice of our core service, we have a reverse proxy set up in front of a fleet of Java application servers. When we need to...
Build a Basic CRUD App in Android with Kotlin
Note: In May 2025, the Okta Integrator Free Plan replaced Okta Developer Edition Accounts, and the Okta CLI was deprecated. We preserved this post for reference, but the instructions no longer work exactly as written. Replace the Okta CLI commands by manually configuring Okta following the instructions in our Developer Documentation. Kotlin was recently given official Android support status by Google, but it remains difficult to understand for many developers. The best way to start...
Productionalizing ActiveMQ
This post describes our odyssey with ActiveMQ, an open-source version of the Java Messaging Service (JMS) API. We use ActiveMQ as the message broker among our app servers. First, a word of thanks. To overcome the challenges we faced with ActiveMQ, we are greatly indebted to a very thorough description of an OpenJDK bug, as well as some other online resources. If you’re having problems with ActiveMQ, read on. Maybe our story can help you....