The FreeBSD Handbook has a great guide on how to create a classic jail.  I refer to it all the time, but with a slight change so that it's more opinionated in the way it's configured and operates.

No need to panic, there's actually nothing broken. The problem is due to a default value in newer versions of OpenSearch. It seems that the developers have turned a blind eye to those of us who are perfectly happy running single node OpenSearch instances.

You may or may not be surprised by this, but Alexa is always listening and phoning home back to Amazon. The same is also true for Google Assistance, Apple's Siri, and Microsoft's offering (what ever it's called these days). Pretty dystopian, isn't it?

This is an update to the original How to Setup DomainKeys Identified Mail (DKIM) with Postfix and FreeBSD. A lot has changed in the time since that was written. First off, it's no longer called DomainsKeys. Now a days the standard goes by DKIM and the software used is OpenDKIM.

If you are getting errors like HttpRequestBase not present or unable to resolve class groovyx.net.http.HTTPBuilder on your Jenkins jobs then you will need to manually download and install some missing libraries.