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Q&A

Welcome to Software Development on Codidact!

Will you help us build our independent community of developers helping developers? We're small and trying to grow. We welcome questions about all aspects of software development, from design to code to QA and more. Got questions? Got answers? Got code you'd like someone to review? Please join us.

Posts tagged monads

1 child tag

For questions about using functional programming monads. A monad is an abstraction that allows structuring programs generically.

This tag doesn't have a detailed wiki yet.

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Q&A Why does `let map f = id >=> switch f` work in F#?

Asked How to implement map using the fish (>=>, Kleisli composition) operator in F#? a couple of hours ago, and r~~'s answer blew my mind: let map f = id >=> switch f It is perfect ...

1 answer  ·  posted 10d ago by toraritte‭  ·  edited 3d ago by Alexei‭

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Q&A How to implement `map` using the fish (>=>, Kleisli composition) operator in F#?

I'm learning monadic composition through Scott Wlaschin's Railway-oriented Programming post. Oncebind, switch, and >=> functions are defined, he introduces map to show how to "turn a one-trac...

1 answer  ·  posted 10d ago by toraritte‭  ·  last activity 9d ago by r~~‭

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Q&A Are there any downsides related to using Maybe or Optional monads instead of nulls?

I have recently stumbled across the Maybe (or Optional) modal usage in .NET Code: example code or this one example article Based on everything I read, there are multiple advantages on relyi...

2 answers  ·  posted 2y ago by Alexei‭  ·  last activity 2y ago by Derek Elkins‭