Arrow put on a big show at Kotlin Dev Day
Arrow, a Functional companion to Kotlin's standard library, was repeatedly showcased at the recent community conference.
June 14 2022
kotlin
Posts
Arrow 1.1.0 is now available
Arrow, a functional companion to Kotlin's Standard Library, releases version 1.1.0
May 4 2022
Announcing Arrow Analysis - a Kotlin compiler plug-in
Arrow Analysis is a Kotlin compiler plug-in that supercharges your compilation plugin with new checks to make your code sa...
February 2 2022
New releases for Scala Native, http4k, and more FP news | Lambda World News
Scala Native 0.4.3-RC1, http4k 4.17.7.0, and other news and updates from the functional programming community.
January 10 2022
Top 10 Functional Programming Posts from 2021
The top 10 functional programming blog posts of 2021 from 47 Degrees.
December 21 2021
New releases for Swift Playgrounds, Kotlin, and more FP news | Lambda World News
Swift Playgrounds 4.0, Kotlin 1.6.10, and other news and updates from the functional programming community.
December 20 2021
New versons of the IntelliJ Rust plugin, Kubernetes, and more FP news | Lambda World News
IntelliJ Rust for 2021.3, Kubernetes 1.23, and other news and updates from the functional programming community.
December 13 2021
New versons of Elixir, Rust, and more FP news | Lambda World News
Elixir v1.13, Rust 1.57.0, and other news and updates from the functional programming community.
December 6 2021
Effects and Contexts in Kotlin
Learn how to inject abstractions in Kotlin in a lightweight mode using contexts, and how to model more complicated effects.
November 30 2021
New updates for Kotlin, Credo, and more FP news | Lambda World News
Kotlin 1.6.0, Haskell Language Server1.5.0, and other news and updates from the functional programming community.
November 22 2021
The State of Haskell Survey, Metals, and more FP news | Lambda World News
The State of Haskell Survey is open, Metals v0.10.9 was released, and other news and updates from the functional programmi...
November 8 2021
New versions of GHC, Metals, and more FP news | Lambda World News
GHC 9.2.1, Metals v0.10.8, and other news and updates from the functional programming community.
November 1 2021
New releases for Scala, Rust, and more FP news | Lambda World News
Scala 3.1, Rust 1.56.0, and other news and updates from the functional programming community.
October 25 2021
New Clio version, a Kotlin preview release and more FP news | Lambda World News
Clio 0.12, Kotlin 1.6.0-RC, and other news and updates from the functional programming community.
October 18 2021
Updates for Phoenix, OCaml, and more FP news | Lambda World News
Phoenix 1.6.0, OCaml 4.13.1, and other news and updates from the functional programming community.
October 11 2021
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Updates for kotlinx.serialization, Jetpack Compose, and more FP news | Lambda World News
kotlinx.serialization 1.3, Jetpack Compose 1.0.3, and other news and updates from the functional programming community.
October 4 2021
New releases for Swift, Arrow, and more FP news | Lambda World News
Swift 5.5, Arrow 1.0, and other news and updates from the Functional Programming community.
September 27 2021
Updates for IntelliJ IDEA, Metals, and more FP news | Lambda World News
News and updates from the Functional Programming community for the week of September 20, 2021.
September 20 2021
Arrow 1.0 is now available
Arrow, a functional companion to Kotlin's Standard Library, has reached version 1.0.
September 20 2021
Updates for Swift, Scala, and more FP news | Lambda World News
New releases for Swift, Rust, Scala, and more updates and other news from the Functional Programming community.
September 13 2021
Lambda World News | Functional Programming Headlines for the week of September 7th, 2021
New alpha AWS SDKs for Kotlin and Swift, and other news and updates from the Functional Programming community.
September 7 2021
47 Degrees expands to South America with new office in Colombia
47 Degrees is happy to announce our new subsidiary in Colombia and is currently hiring Scala engineers.
September 1 2021
Lambda World News | Functional Programming Headlines for the week of August 30th, 2021
New releases for Kotlin, http4k, and more updates and other news from the Functional Programming community.
August 30 2021
Lambda World News | Functional Programming Headlines for the week of August 16th, 2021
New releases for http4k, AppCode, and more updates and other news from the Functional Programming community.
August 16 2021
Lambda World News | Functional Programming Headlines for the week of August 9th, 2021
New releases for Scala.js, Compose Multiplatform, and more updates and other news from the Functional Programming community.
August 9 2021
Lambda World News | Functional Programming Headlines for the week of August 2nd, 2021
New releases for IntelliJ IDEA, Cats Effect, and other news and updates from the Functional Programming community.
August 2 2021
Lambda World News | Functional Programming Headlines for the week of July 26th, 2021
Updates and other news from the Functional Programming community.
July 26 2021
Lambda World News | Functional Programming Headlines for the week of July 19th, 2021
Updates and other news from the Functional Programming community.
July 19 2021
Lambda World News | Functional Programming Headlines for the week of July 12th, 2021
New Kotlin branding, a beta release for GoLand 2021.2, and other news and updates from the Functional Programming community.
July 12 2021
Lambda World News | Functional Programming Headlines for the week of July 5th, 2021
Updates and other news from the Functional Programming community.
July 5 2021
Lambda World News | Functional Programming Headlines for the week of June 28th, 2021
New versions of Kotlin and Rust, and other news and updates from the Functional Programming community.
June 28 2021
Lambda World News | Functional Programming Headlines for the week of June 21st, 2021
Updates for Kotlin and the Haskell Language Server, and other news from the Functional Programming community.
June 21 2021
Lambda World News | Functional Programming Headlines for the week of June 7th, 2021
Updates for sbt, Compose for Desktop, and other news and updates from the Functional Programming community.
June 7 2021
Lambda World News | Functional Programming Headlines for the week of June 1st, 2021
Akka gRPC 2.0.0 arrives, updated plugins, and other news and updates from the Functional Programming community.
June 1 2021
Lambda World News | Functional Programming Headlines for the week of May 24th, 2021
A new version of Elixir was released, and other news and updates from the Functional Programming community.
May 24 2021
Lambda World News | Functional Programming Headlines for the week of May 10th, 2021
New releases for Kotlin and Rust, and other news and updates from the Functional Programming community.
May 10 2021
Backend testing taxonomy - Scopes and Techniques
A teaser and high-level overview on backend testing in a layered restful application with Spring in Kotlin.
May 4 2021
Lambda World News | Functional Programming Headlines for the week of April 26th, 2021
New release candidates for Scala and Erlang's OTP, as well as other news and the most interesting ideas from the Functiona...
April 26 2021
Database Persistence in Kotlin
Database Persistence in Kotlin. A comparison between SqlDelight and Exposed.
April 21 2021
Lambda World News | Functional Programming Headlines for the week of April 19th, 2021
New release candidates for Kotlin and Scala, as well as other news and the most interesting ideas from the Functional Prog...
April 19 2021
Functional Domain Modeling in Kotlin - Validation
Learn how to leverage Functional Domain Modeling to fully utilize the Kotlin type system and prevent bugs.
April 13 2021
Arrow 0.12.0 & 0.13.1 is now available
Arrow 0.12.0 & 0.13.1 is now available, featuring streamlining of the library for 1.0.0.
April 1 2021
Lambda World News | Functional Programming Headlines for the week of March 29th, 2021
New updates for Elixir, a new Scala 3 migrate tool, and other news and the most interesting ideas from the Functional Prog...
March 29 2021
Lambda World News | Functional Programming Headlines for the week of March 15th, 2021
New updates, news, and the most interesting ideas from the Functional Programming community.
March 15 2021
Functional Programming updates for the week of March 8th, 2021 | Lambda World News
Lambda World News brings you the latest updates and the most interesting ideas from the Functional Programming community. ...
March 8 2021
Lambda World News | Functional Programming Headlines for the week of March 1st, 2021
New updates for Kotlin, Scala, and other news and the most interesting ideas from the Functional Programming community.
March 1 2021
Getting to Know ScalaCon | Lambda World News
Lambda World News brings you the latest updates and the most interesting ideas from the Functional Programming community. ...
February 24 2021
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Functional Programming Updates | February 15th, 2021
Lambda World News brings you the latest updates and the most interesting ideas from the Functional Programming community. ...
February 15 2021
Functional Domain Modeling in Kotlin
Learn how to leverage Functional Domain Modeling to fully utilize the Kotlin type system and prevent bugs.
February 11 2021
Lambda World News | Functional Programming Headlines for the week of February 8th, 2021
New updates for Haskell, Swift, and other news and the most interesting ideas from the Functional Programming community.
February 8 2021
Functional Programming Updates | February 1st, 2021
Lambda World News brings you the latest updates and the most interesting ideas from the Functional Programming community. ...
February 1 2021
Lambda World News | Functional Programming Headlines
The latest news and the most interesting ideas from the Functional Programming community.
January 25 2021
Lambda World News | Functional Programming Headlines
The latest news and the most interesting ideas from the Functional Programming community.
January 8 2021
Top 10 Functional Programming Posts from 2020
The top 10 functional programming posts of 2020 from 47 Degrees.
December 23 2020
Lambda World News | Functional Programming Headlines
The latest news and the most interesting ideas from the Functional Programming community.
December 17 2020
Repeating suspended effects in Kotlin
Learn how to repeat any suspended effects in Kotlin using the power of repeat and the Schedule data type from Arrow Fx Cor...
November 27 2020
Lambda World News | Functional Programming Headlines
The latest news and the most interesting ideas from the Functional Programming community.
November 16 2020
Skills Matter and 47 Degrees announce partnership
We're pleased to announce a new consulting and training partnership with Skills Matter focused on expertise in Functional ...
November 11 2020
Lambda World News | Episode 1
The latest news and the most interesting ideas from the Functional Programming community.
October 29 2020
Technology Radar Promotes Arrow to 'Adopt'
Arrow has been promoted as the functional companion for Kotlin's standard library.
October 28 2020
A (very short) intro to optics
What are optics and what kinds of them are out there.
October 1 2020
Arrow 0.11.0 is now available
Arrow 0.11.0 is now available, featuring bug fixes and new features.
September 9 2020
Why Learning Kotlin is a Must for Android Developers
When it comes to the Android platform, knowing Kotlin is essential
September 3 2020
Five Reasons You Should Learn Functional Programming
Let’s take a look at some reasons why you might want to consider learning Functional Programming.
June 17 2020
Welcome to the 47 Degrees Academy
The Academy is an immersive experience featuring in-depth instructor-led courses with hands-on exercises, webinars, talks,...
June 9 2020
Arrow 0.10.5 is now available
Arrow 0.10.5 is now available. This is the last planned release for the `0.10.x` series and includes many bug fixes and a ...
April 2 2020
Introducing Hood and sbt-hood
Hood and sbt-hood are now available, allowing you to integrate JMH benchmarks with your CI flow within both sbt and Gradle.
March 19 2020
IO integration with kotlinx.coroutines
Showcasing the new Arrow integration module for KotlinX Coroutines
March 2 2020
New Arrow website launches
A new website for the Arrow family of libraries just launched, showcasing the many benefits of this open source compilatio...
December 19 2019
Conway's Game of Life using Kotlin and Arrow
A solution to Conway's Game of Life using Functional Programming in Kotlin
December 12 2019
KotlinConf 2019: Learn about Arrow Meta with 47 Degrees
47 Degrees is in Copenhagen as a sponsor of KotlinConf this December 4th through the 6th, 2019. Stop by our booth to learn...
December 4 2019
Our polyglot take on the Global Day of Coderetreat
Take the challenge of implementing Conway's Game of Life using FP in Swift, Kotlin, Scala or Haskell!
November 15 2019
Arrow v0.10.3 is now available
Arrow v0.10.3 is now released. Arrow is an open source library acting as a functional companion to Kotlin's Standard Library.
November 15 2019
Arrow v0.10.2 is now available
Arrow v0.10.2 is now released. Arrow is an open source library acting as a functional companion to Kotlin's Standard Library.
October 28 2019
Helios v0.2.0 is now available
Helios v0.2.0 is now available. Helios is a purely functional JSON library for Kotlin built on Arrow.
August 6 2019
Introducing Helios for Kotlin
{Helios} is a purely functional JSON library for Kotlin built on Arrow
June 12 2019
Arrow Playground is now available
Arrow Playground is now available. Now you can embed Arrow code snippets wherever you want!
April 11 2019
Arrow v0.9.0 is now available
Arrow v0.9.0 is now released. Arrow is an open source library acting as a functional companion to Kotlin's Standard Library.
March 12 2019
The Traverse Typeclass: Use cases in Kotlin with Arrow
Dive deep into use cases of the Traverse Typeclass used in Arrow for Kotlin.
January 29 2019
Arrow v0.8.2 released
Arrow v0.8.12 is now available. Arrow is an open source library acting as a functional companion to Kotlin's Standard Libr...
January 2 2019
Arrow v0.8.1 released
Arrow v0.8.1 is now available. Arrow is an open source library acting as a functional companion to Kotlin's Standard Library.
November 15 2018
Arrow v0.8.0 now available
Arrow v0.8.0 is now released! Arrow is a functional companion to Kotlin's Standard Library.
November 5 2018
We're in Amsterdam for KotlinConf 2018
47 Degrees is in Amsterdam as a sponsor of KotlinConf this October 3rd through the 5th, 2018.
October 3 2018
Arrow v0.7.3 released
Arrow v0.7.3 is now available! Arrow is a functional companion to Kotlin's Standard Library.
August 23 2018
Arrow v0.7.2
Arrow v0.7.2 is now available! Arrow is a functional companion to Kotlin's Standard Library.
May 29 2018
Arrow v0.7.0 release now available
Arrow v0.7.0 is now available! Arrow is a functional companion to Kotlin's Standard Library.
April 9 2018
The Science Behind Functional Programming
A brief overview of the categories that are behind some computation patterns. Kotlin is used to show code examples, levera...
March 21 2018
Arrow v0.6.0 now available
We're pleased to announce the availability of Arrow v0.6.0!
January 22 2018
Λrrow - Functional Programming for Kotlin
A general overview of the newly released library Arrow for functional programming in Kotlin.
January 15 2018
Media
Functional Programming Kotlin Arrow
Simon Vergauwen and Alejandro Serrano talk about functional programming in Kotlin with Arrow.kt
December 15 2021
Kotlin London Functional Android
Jorge Castillo shows how to integrate the functional programming paradigm with Android architecture.
January 13 2021
Roll Your Own Computation Blocks Kotlin
Raul Raja shows how to build Computation blocks in Kotlin.
December 16 2020
Kotlin London Video
This version of the Kotlin London Meetup is virtual panel discussion about Kotlin 1.4.
October 7 2020
Micro Sphere Video
Raul Raja talks about Functional Programming for the Kotlin Type System at the micro.sphere virtual conference.
June 16 2020
Async Kotlin Academy
June 11 2020
Functional Domain Modeling Kotlin
Simon Vergauwen and Raúl Raja talk about the benefits of functional domain modeling powered by Arrow Optics, Fx, and Meta
June 5 2020
Daniel Montoya Ramos Kotlin London
Daniel Montoya Ramos shows a new way of building UIs in Android using Jetpack Compose
May 6 2020
Alberto Bellano Kotlin London
Alberto Ballano on how Arrow Fx can enhance typical Android architectures
May 6 2020
Simon Vergauwen Functional Jvm Meetup
Simon Vergauwen introducing Arrow Meta
December 6 2019
Raul Raja Simon Vergauwen Lambda World Cadiz 2019
Raúl Raja and Simon Vergauwen detail the powerful Arrow Meta library.
October 18 2019
Katie Levy Shelby Cohen Lambda World Cadiz 2019
Katie Levy and Shelby Cohen share their experience introducing Kotlin and Functional Programming at Intuit.
October 18 2019
Raul Raja Kotlinconf 2018
Raúl Raja presents Functional Programming in Kotlin with Arrow at the 2018 KotlinConf.
October 15 2018
Freakend 2018 Photo Gallery
Photo gallery of Freakend 2018 in Spain.
February 25 2018
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