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Applicative Functors and data validation, part II

In the first part of this series, we went through a basic introduction to Functor and Applicative Functor. In this second part, we will go through an exercise to show how to use them to perform input data validation. Create the types: Address Body Email...


Applicative Functors and data validation

I am currently reading Haskell Programming from first principles, also known as the Haskell book, as part of my journey to learn functional programming. The book has helped me to acquire many new intuitions and I will share two of them, Functors and Applicative Functors....


Conventional Interfaces in Functional Programming

Whilst reading Structure and Interpretation of Computer Programs, also known as the SICP book, I discovered the concept of Sequences as Conventional Interfaces. Even though it is an idea that I was somewhat familiar with, it was the first time I encountered a more formal...