Haskell Planetarium

Link aggregator of discussions about the Haskell programming language

Discourse

ClickHaskell-0.2: 2 Years Anniversary pre-stable release
2 answers
Wed 2025/03/26
GHC 9.6.7 is now available
6 answers
Tue 2025/03/25
[ANN] GHCup 0.1.50.0 released
2 answers
Tue 2025/03/25
Is Scotty really benchmarking better than Axum?
Tue 2025/03/25
Enhancing Yesod Capabilities
2 answers
Mon 2025/03/24
Reflex DOM: How to select all text inside an input element
Mon 2025/03/24
PayPal donations disabled?
1 answer
Mon 2025/03/24
Discarding the output of a process
3 answers
Sun 2025/03/23
[Call For Help] GHCup bug on i386 debian 12
Sun 2025/03/23
Migaman: a CLI email alias manager for Migadu users
Sat 2025/03/22

Reddit

Marco Sampellegrini - Stick to Simple Haskell (HaskellX 2019)
2 comments
Tue 2025/03/25
Haskell for Sentence Analyzing
2 comments
Tue 2025/03/25
[ANN] ollama-haskell - 0.1.3.0 released!
Tue 2025/03/25
Anduril Electronic Warfare Job Interview Experience
48 comments
Tue 2025/03/25
Need help implementing an abstract interface to be used by concrete datatypes in a separate module
7 comments
Mon 2025/03/24
[ANN] Announcing Google-Cloud-Haskell 0.1.0.0
4 comments
Mon 2025/03/24
A second book/resource to level up Haskell game
6 comments
Mon 2025/03/24
Effectful
16 comments
Mon 2025/03/24
Effective Haskell is a good one to learn Haskell?
16 comments
Sun 2025/03/23
[ANN] GHCup 0.1.50.0 released - Announcements
Sun 2025/03/23

Planet Haskell

Mark Jason Dominus: The mathematical past is a foreign country
Tue 2025/03/25
Well-Typed.Com: GHC activities report: December 2024–February 2025
Fri 2025/03/21
Tweag I/O: A hundred pull requests for Liquid Haskell
Thu 2025/03/20
Mark Jason Dominus: Baseball on the Moon
Tue 2025/03/18
Haskell Interlude: 63: Farhad Mehta
Mon 2025/03/17
Magnus Therning: Using lens-aeson to implement FromJSON
Sun 2025/03/16
Mark Jason Dominus: Hangeul sign-engraving machine
Sat 2025/03/15
GHC Developer Blog: GHC 9.12.2 is now available
Fri 2025/03/14
Brent Yorgey: Hendrix College Programming Contest 2025
Thu 2025/03/13
Well-Typed.Com: The Haskell Unfolder Episode 40: understanding through a model
Wed 2025/03/12

The Haskell Café mailing list

Call for Papers, Functional Software Architecture (Deadline June 16)
Tue 2025/03/25
Call for Participation, Functional Software Architecture (Oct. 17th, Singapore)
Tue 2025/03/25
GHC 9.6.7 is now available
Mon 2025/03/24
Thesis-Job: Find the best specification method
1 reply
Sat 2025/03/22
Haskell.org mailing list status
1 reply
Thu 2025/03/20
Utrecht Summer School on Advanced Functional Programming
Thu 2025/03/20
ZuriHac 2025 takes place 7-9 June, Registration Open
Thu 2025/03/20
CfP: GPCE 2025
Thu 2025/03/20
Midlands Graduate School - final call for participation
Tue 2025/03/18
[ANN] Copilot 4.3
Mon 2025/03/17

Stack Overflow

Haskell GHC.Generics exercise: counting all `f :: Type -> Type`s in a type
1 answer
Mon 2025/03/24
Haskell arithmetic with literals
1 answer
Sun 2025/03/23
What kind of value do you get when you apply “return” to a value without a constraint?
1 answer
Sat 2025/03/22
How to select all text inside an input element with Reflex DOM
Sat 2025/03/22
How do I find the Haskell package containing a particular module
2 answers
Thu 2025/03/20
What is bound to the parameter “b” in the expression “b <- (+10)” in the do-expression?
2 answers
Thu 2025/03/20
Solving Ambiguous type variable errors without adding a specific type annotation
3 answers
Tue 2025/03/18
Does `ConduitT` have a corresponding class?
1 answer
Sat 2025/03/15
Referring to unboxed unit tuple type
1 answer
Wed 2025/03/12
Hidden packages in Haskell again. Is the documentation up to date?
2 answers
Wed 2025/03/12

Code Review Stack Exchange

Pattern Finding In Lists of Strings (2d Char Array), Advent of Code Day 04 Solution
2 answers
Fri 2024/12/20
Value-level proofs of type-level membership and subset relations in Haskell
Fri 2024/12/06
HackerRank, Haskell simple "compression" algorithm
3 answers
Sun 2024/08/18
Scraping the calendar of some public libraries from their websites
1 answer
Sat 2024/08/03
Haskell 2-player TicTacToe terminal game
1 answer
Fri 2024/06/07
Parse 2D Cartesian coordinates and output their Polar form
1 answer
Mon 2024/05/13
Last Stone Weight Problem in Haskell Using `fold`
Fri 2024/03/29
Last Stone Weight Problem in Haskell using list `insert`
1 answer
Tue 2024/03/19
Haskell code optimization for short Pi approximator
1 answer
Sun 2023/10/29
Autocomplete system with prefix tree
1 answer
Mon 2023/08/21

Haskell Weekly

Issue 464 - 2025-03-20
Thu 2025/03/20
Issue 463 - 2025-03-13
Thu 2025/03/13
Issue 462 - 2025-03-06
Thu 2025/03/06
Issue 461 - 2025-02-27
Thu 2025/02/27
Issue 460 - 2025-02-20
Thu 2025/02/20
Issue 459 - 2025-02-13
Thu 2025/02/13
Issue 458 - 2025-02-06
Thu 2025/02/06
Issue 457 - 2025-01-30
Thu 2025/01/30
Issue 456 - 2025-01-23
Thu 2025/01/23
Issue 455 - 2025-01-16
Thu 2025/01/16