Hadrian Hughes

  1. Why you should always use guard statements

    The real world is messy, and real world software has to deal with that messiness. Guard statements are a pattern for performing complex checks without producing complex code.

    2024-04-23

  2. Understanding applicatives in Haskell

    Beyond just "functors with functions inside", applicatives enable abstraction and composition of complex behaviours in terms of simple functions.

    2024-04-10

  3. Parsing left-recursion by recursive descent

    Infinite recursion caused by left-recursive grammar is a common pitfall when implementing a recursive descent parser. By parsing to an intermediate representation and then reworking the result, you can overcome the problem while still producing the AST you actually want.

    2024-03-25

  4. On function composition in JavaScript

    There is a desire for new options for function composition in JavaScript, but what is the best approach, and why now?

    2024-03-06

  5. Software development is not like surgery

    In the operating theatre the surgeon never works alone. Should we as developers follow suit?

    2024-02-19