Writing down the things I learned. To share them with others and my future self.

28 Oct 2020

Lookup Public IP via Commandline

When working from home, I have a changing public IP. My ISP assigns me a new public IP on every router reboot. For debugging I often have to …
07 Jun 2020
30 May 2020
27 May 2020

Moving the NAS

I had to move my NAS into the basement. There is no room in our flat left for noisy computer equipment. My flat is in the first floor. I …
13 May 2020
11 May 2020

On Errors in Golang

In Golang are two ways to signal an error in a function or method. The first is the convention to return an error value as last return …
08 May 2020
08 May 2020
04 May 2020

Migrate Elasticsearch 5.x to 6.x

We want to migrate an pre 6.0.0 cluster to 6.x.x. Therefore we have to make sure every index contains only one mapping. The following …
04 May 2020

Initial Commit

Initial post to test the theme and all the other stuff.