Lessons Learned and News in September

This is what I learned in September 2021:

  1. Not directly a lessons learned, but I presented my development setup (hardware, software, gadgets, furniture) at the latest HackTalk event. This includes my favorite Moonlander keyboard and my height adjustable desk.
  2. A coworker of mine told me about YubiKey, a hardware device for generating two-factor-codes. Basically, it’s a USB stick that serves as the second factor by generating a code when plugged in the computer and touched on the button.
  3. I developed a bad habit over the last years. Somewhere I read that “URI” is a better wording for things like, which is plain wrong. Here is a nice article explaining the differences between URI, URL and URN. In essence, a URI is an identifier of a specific resource. A URL is a URI that includes the method of access, for example, which includes the protocol HTTPS. A URN is is simply a name like a ISBN number for books.
  4. Here’s a nice article about journaling.

Books I read:

This is what I’m working on right now / planning to do in the near future / other stuff:

  1. The online developer speaker mentoring …
  2. The recreation of my personal web page …

(Photo: adrian825,