Advent of Code 2023 – Day 3

We talk about the Feistal Cipher and implement a simple proof of concept to test the algorithm out. Computerphile video: https://www.youtube.com/watch?v=FGhj3CGxl8I Source code: package org.ea; import java.security.MessageDigest; import java.util.Arrays; public class FeistelAlg { private final static String plainText = "the brown fox jumped over the lazy dog"; public static void doRound(byte[] left, byte[] right) throws…

We are in our new linux environment and create the Perl language interpretor and some network utils required in order to manage your internet conncetion.

I try to solve Advent of code puzzles during the 2024 event. Please share your solutions and be a part of this great community.

In this video we go though how to setup SSL on the API connection for object storage. We look at creating some self-signed certificate and then add them to the S3 object storage endpoint for your ceph cluster.

We talk about my experience of setting up an audio interface in Windows 7.

In this video, I go through how to set up the API to add blocks in Minecraft using Python. We also looked into how to take the maps …