Don't lose data, a first look into Bacula backup solution

We talk about logging in general and the different levels used in java and then we talk about the log4j logging API and how to set it up for writing files, logging to console, or doing a custom setup. We also talk about different frameworks and best practices.

We solve the day 12 challenges for the Advent of Code.

I look into the PiBox that arrived in the mail the other day. In this unboxing video, I go through the PiBox features and talk about what’s in the box and what you could use it for, and how the hardware is put together.

We look at dockerizing our java build both in the cloud and in our local docker environment.

We talk about the different collection structures in Java and how to measure their performance and memory footprint Simple example of performance testing for collection types in java: package org.ea.debugger; import java.lang.management.ManagementFactory; import java.util.*; import java.util.function.IntConsumer; public class CollectionTest { public static void sleep() { try { Thread.sleep(3000); } catch (Exception e) { e.printStackTrace(); }…

We look into Ubuntu MiniCloud which is a tool to easily spin up a cluster with Ceph, OVN and LXD. This enables you to run workloads over a large amount of servers with and easy to use web interface.