This comprehensive look at Java monitoring tools and commands will make sure you get the data you need to make your apps a success while protecting your prod environment.
Automation isn't limited to DevOps. With Ansible, you can install what you need on remote machines, including VMs, without much manual work on your part.
The ForkJoin pool was put into place to support parallel streams. Get a look at how the pool works and how the work-stealing algorithm help divide up tasks.
Take a look at how to marshal and unmarshal your Java objects and XML data with JAXB 2.0, a useful tool for generating XML schemas from Java code and vice-versa.