Fpdart - Functional Programming in Dart And Flutter

Guides and Tutorials on fpdart for Functional programming in Dart and Flutter, written by the creator of fpdart (me 👋).

19 posts

Open Meteo API - Functional programming with fpdart (Part 2)

Convert the Open Meteo API from imperative code to functional programming in dart using fpdart. Introduction to the code and why using TaskEither as return type.

Functional programming

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16 December 2022

Flutter Supabase Functional Programming with fpdart

Learn how to use Supabase in your Flutter app. Add Supabase database to your Flutter app to get, insert, update, and delete data in your remote database.

Mobile development

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6 December 2022

Either - Error Handling in Functional Programming

Either allows to explicitly handle errors in your code. Either is an alternative to try/catch. Let's learn how Either works, how it is defined, and how it differs from try/catch.

Functional programming

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9 November 2022

Open Meteo API - Functional programming with fpdart (Part 1)

Convert the Open Meteo API from imperative code to functional programming in dart using fpdart. Introduction to the code and why using TaskEither as return type.

Functional programming

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2 November 2022

Future & Task: asynchronous Functional Programming

Differences and similarities of Future (Promise) and Task for asynchronous programming: how asynchronous requests are made using functional programming compared to imperative code.

Functional programming

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27 October 2022

Option type and Null Safety in dart

Option and Null Safety are similar, which one should you choose? Let's compare them: when to use nullable types, when to use Option, and how to use both of them together.

Mobile development

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21 October 2022

How to make API requests with validation in fpdart

Learn how to perform a complete API request with validation in Dart and Flutter using fpdart and Functional Programming.

Functional programming

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15 September 2022

How to use TaskEither in fpdart

TaskEither is the most used type in Functional Programming with fpdart. Do you know what TaskEither is in Functional Programming? In this post we are going to learn how to use TaskEither in fpdart.

Functional programming

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7 February 2022

How to map an Either to a Future in fpdart

Learn the difference between sync and async in Functional Programming, and how to work with asynchronous functions. What is the difference between Either and TaskEither? Option and TaskOption? IO and Task?

Functional programming

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26 January 2022

Loops using fold – Practical Functional Programming | Part 4

Loops using fold in Functional Programming. Learn why you do not need loops, and how to use the fold function in Functional Programming.

Functional programming

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4 September 2021