On the one hand, the blockchain area is currently one of the most promising in technology. On the other hand, it also shows how quickly the lofty plans can be brought back to reality — even if the whole world and its best minds have created these plans.

At the…

Peer-to-Peer is a term from network technology, but its implications go beyond that. Peer-to-Peer could have a strong impact on how collaboration in the world works.

In computer science such networks consist of nodes (peers) working together based on equals rights. …

If you program a lot in Scala, some patterns occur over and over again. For me it was a combination of a Future and an Option, plugged together as Future[Option[T]]. That type corresponds to something that might be happening in the future, but it might also not happen under certain…


This article is inspired by the proof of concept application
Eternitas. It demonstrates a new way of storing, encrypting and signing documents. Both this article and the application present these concepts.

The first part of the article is about general reflections and topics related to the subject. The second part…

It is very easy to publish a complete website with IPFS. If you have a local IPFS node installed, you just need to run:

ipfs add -r webapp

Here webapp needs to be the directory in your local file system, where your complete web application resides.

But is this really…

Last night I did not sleep very well. After a short slumber, I woke up in the middle of the night and saw a shining triangle in the dark above me.

I often see triangles, when I have sleepless nights, but this one was special. …

Thursday, March 7, 2019

Dear Diary,

I am happy, because yesterday I could finally finish my Wizard. I even published it on Github. This is how I proceeded:

After I had finished that Deviation-Topic, I just wanted to add some basic bookmarking, in order to polish things up a little bit. …

Wednesday, March 6, 2019

Dear Diary,

I always knew that humility is indispensable when working in IT, most of all if you are a programmer. You never know enough, and if you think you know enough, you are most certainly wrong.

This morning I told you how I have set up IPFS — and how I…

Wednesday, March 6, 2019

Dear Diary,

This morning I decided to try out IPFS once again. It is such an intriguing project with a seemingly limitless potential.

It is broken!

I do not know how many articles on it have been written, quiet some of them on Medium. But there is such a gap between whats…

Monday, the 4’th of March, 2019

Dear Diary

Last time I started telling you about the wizard that I dreamed of. Here is more:

Imagine you have a story to tell, and the story is somehow split into sections. A simple wizard would just allow browsing through the story forward and backward, section by section.

But this is…

Alexander Weinmann

Programmer, Thinker, Entrepreneur, “Intuitioner”

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