Official Haskell Logo Programming Language T-Shirt

Are you a Haskell programmer? This is the perfect t-shirt for you! Why? Because it features a medium sized official Haskell logo! What is Haskell? Haskell is a purely function programming language, which has a large, vibrant community. Because of its concurrent nature, Haskell makes for an excellent option for web development. Haskell features type inference, meaning every type doesn't have to explicitly written. There are many guides, books, and tutorials to learn Haskell. Haskell is a standardised, general-purpose purely functional programming language, with non-strict semantics and strong static typing. The latest standard of Haskell is Haskell 2010. As of May 2016, a group is working on the next version, Haskell 2020. Haskell features a type system with type inference and lazy evaluation. Type classes first appeared in the Haskell programming language. Haskell is used widely in academia and also used in industry.