The Eric Normand Podcast

In this episode, I introduce the stratified design lens, which talks about how and why we ... more

In this episode, I introduce the time lens, and I posit a law about representing time in c... more

In this episode, I introduce the volatility lens, which seeks to help us write code that d... more

In this episode, I introduce the architecture lens, its questions, and its goal of modelin... more

In this episode, I introduce the executable specification lens, its questions, and its goa... more

In this episode, I introduce the composition lens, its questions, and its goal of figuring... more

In this episode, I introduce the operation lens, its questions, and its goal of capturing ... more

In this episode, I introduce the data lens, its questions, and its goals of capturing rela... more

In this episode, I introduce the domain lens, its questions, and its goal.

In this episode, I compare executable specifications to UML, DDD, and software design.

I've found a better title for my book: Executable Specifications. Listen to find out why i... more

I'm organizing my new book in terms of lenses. Each lens focuses our attention on one impo... more

I talk about the progress I've made on my book and why I'm throwing it away and starting o... more

I give another reason why I don't encounter so many type errors in Clojure.

Watch the creation of a simple refactoring to turn functions into data.

One important skill in domain modeling is learning to see the semantics of your language, ... more

An isomorphism is a one-to-one mapping from two sets, and encoding your domain model invol... more

Domain modeling also works after you've already got lots of code. How can we apply domain ... more

We discuss the commutative property, why we use it, and three different possible meanings.... more

We look at several examples where the associative property gives us expressive power.

We describe a three-step process for discovering conceptual models.

I discuss the closure property, which creates operations that can be nested. It's one thin... more