The Sky Is Falling: Oracle (Might) Want Your Money for Java SE in 2017

Are you worried that Oracle is going to come after your Java SE usage in 2017? Zone Leader John Vester gives his perspective on what needs to be licensed with Oracle.

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Finding Number Complements Using Java

The problem Given a positive integer num, output its complement number. The complement strategy is to flip the bits of its binary representation. Example 1: Input: num = 5 Output: 2 Explanation: The binary representation of 5 is 101 (no leading zero bits)... (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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