I have been coding F# for a while now, and I've managed to stay away from throwing custom exception so chances are I'm doing something wrong now as I'm looking into throwing one, but I thought I would share it, as it also shows how you can accomplish similar constructs as failwithf to allow formatte…
Daniel Wertheim
I was trying to setup a new project using the Angular CLI and of course when I got to the point to do yarn install or npm install I got some issues. The issues had to do with node-sass and me not having node-gyp and Python on my machine. Step 1 - Python via Visual Studio As I am a happy .NET develo…
Daniel Wertheim
Lets assume we are designing a type that defines some lower and upper bounds. To keep this post simple, we define one rule: "You shall not be able to create an instance of it, with a lower bound exceeding the upper bound." Records & factory functions For this post we are OK with the…
Daniel Wertheim
Being event-driven and using event sourcing with an event store has become the new "factory, repository, entity, value object" which has put the wrong focus on DDD for years. What do I mean about this? Well, DDD has been around us for a while and I do believe one big issue with it is the…
Daniel Wertheim
I started looking into F# last year and the switch from C# was easier than expected. In my case, I didn't just fire up Visual Studio (Code or Pro) to start fiddling. I started reading. And I thought I would share a list of resources I've appreciated during this journey. This post will be updated con…
Daniel Wertheim