Fastest LRU Cache in Java

Data is laid out in memory as closely as possible on an integer array. Map and Doubly Linked List are not two different data structures anymore. A custom map implementation allows built-in doubly linked list functionality on key-value and left-right data … Read more

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Compose Notes: Java and Let’s Encrypt Certificates

With the recent arrival of Let's Encrypt TLS/SSL certificate support on Compose's Elasticsearch and RabbitMQ, we've noticed some issues popping up from the rabbit hole that is this encryption support. Top of that list is problems with Java connections er...

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Switching from Java to Go

Like many people, I came to Go with a background in Java. Getting started on Go isn’t too hard, but it does require a change in mindset when it comes to a few key areas. Declaring Interfaces Like in Java, Go interfaces are a powerful way to make code test... (more…)

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New Relic – The State of Java Report

While self-reported data suggests that running the latest and greatest JVM in production is the way forward, the recent report by New Relic (which monitors real JVMs in production) suggests that the Java landscape is dominated by Java 8, and to a lesser e... (more…)

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What’s new in Java 12, 13 and 14

The release cycle of Java has changed quite dramatically recently, meaning we're getting new features at a more rapid pace than earlier. If you still hadn't had the time to read up on what's been going on the last releases, look no further! (more…)

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