We're working on getting this fixed as soon as we can. (more…)

Java is one of the most popular languages on Repl.it, and the JVM powers many of our other languages (Java Swing, Clojure, Kotlin). We… (more…)

On the fly, automatic vertical scaling can lower the cost  of exceeding VM limits, and gives flexibility in resource allocation. In this article we will cover techniques for determining whether automatic vertical scaling can help, and how to get it config... (more…)

Java Flight Recorder is a profiling and event collection framework built right into the Oracle JDK.

It’s been about a decade since I last worked in Java and much has changed. I thought I’d brush up by re-reading Effective Java by Joshua Bloch which has since received a new edition. It was once my guiding star for Java. However, after an additional decad... (more…)