Blog

December 30, 2024
1 min read

Converting image files with macOS command line tool sips

Simple Image Conversion from the Command Line

sips -s format [image type] [file name] --out [output file]

December 29, 2024
3 min read

How I've setup Obsidian for blogging

I've stumbled across this during scrolling through different youtube videos. Networkchuck showed here how he is using Obsidian for blogging -> I started a blog... in 2024 and here is his Blogpost

November 29, 2024
2 min read

Meine ersten Obsidian Tweaks

Änderungen in den Obsidian Settings damit die Attachments in einem Subfolder gespeichert werden

So sieht die Struktur aus ohne Anpassung

Image Description

May 12, 2020
4 min read

fail2ban

Image Description

fail2ban

I'm using fail2ban to block script kiddies. Here is one line what you will find in your auth.log

May 11 05:32:14 srv01 sshd[79609]: Invalid user postgres from 37.49.226.178 port 46504

This description can help you how to install and configure fail2ban I will update this post with new infos.

January 16, 2020
1 min read

macOS and the X Window System

If you want to use the X Window System on macOS, you need XQuartz.