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Hello! As of January 1, 2018 this forum is read-only. Please use the Elm Discourse for new threads: https://discourse.elm-lang.org/

Welcome to Elm Discuss! This list exists to discuss anything Elm related, from beginner questions to compiler design.

Please be respectful to everyone! You have something to learn from all posters, so be kind and try to understand and learn from everyone's viewpoint.

Also, keep an eye out for the XY problem which can be really common when learning a new language!

Please read this document before posting for information on what to post and what not to post.

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1/1/18

elm-discuss has moved to Discourse

As of January 1, elm-discuss has moved to the Elm Discourse. You can find the new forum at https://

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elm-discuss has moved to Discourse

As of January 1, elm-discuss has moved to the Elm Discourse. You can find the new forum at https://

1/1/18

Rupert Smith, … Mark Hamburg30

12/31/17

Randoms as LazyLists

On Saturday, December 16, 2017 at 9:27:28 PM UTC, Mark Hamburg wrote: One can return a partial

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Randoms as LazyLists

On Saturday, December 16, 2017 at 9:27:28 PM UTC, Mark Hamburg wrote: One can return a partial

12/31/17

Sandi Dušić, art yerkes3

12/29/17

How to do JSON export/import for apps?

Hi Art, thanks for your input. From what I understand, your answer to my original question is

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How to do JSON export/import for apps?

Hi Art, thanks for your input. From what I understand, your answer to my original question is

12/29/17

Brian Hicks, … Dustin Farris9

12/26/17

The Elm Discourse is Ready

We're going to proceed with this migration by making Elm Discuss on Google Groups read-only on

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The Elm Discourse is Ready

We're going to proceed with this migration by making Elm Discuss on Google Groups read-only on

12/26/17

Francisco Ramos, Matthieu Pizenberg10

12/4/17

How to walk my own implementation of an array

Hi Matthieu, your function is genius, https://ellie-app.com/4qBxgmzvBa1/0 Thanks a lot. I couldn'

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How to walk my own implementation of an array

Hi Matthieu, your function is genius, https://ellie-app.com/4qBxgmzvBa1/0 Thanks a lot. I couldn'

12/4/17

Michal Blazejczyk, … Peter Damoc4

12/3/17

Distinguishing HTTP error codes

Actually, this was a problem with CORS configuration on the server. Once I fixed it, the problem in

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Distinguishing HTTP error codes

Actually, this was a problem with CORS configuration on the server. Once I fixed it, the problem in

12/3/17

Rafał Cieślak, … Eric G7

12/3/17

Batching HTTP requests and then performing something after they all finish

On Sunday, December 3, 2017 at 8:25:37 AM UTC-5, Rafał Cieślak wrote: Eric: This is what I meant when

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Batching HTTP requests and then performing something after they all finish

On Sunday, December 3, 2017 at 8:25:37 AM UTC-5, Rafał Cieślak wrote: Eric: This is what I meant when

12/3/17

Julien Wazné, Daniel Wehner4

11/30/17

elm-make commands fails on Freebsd while working on MacOS

I would recommend you to jump into slack (http://elmlang.herokuapp.com/) next time. Such questions

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elm-make commands fails on Freebsd while working on MacOS

I would recommend you to jump into slack (http://elmlang.herokuapp.com/) next time. Such questions

11/30/17

Brian Hicks, … Rupert Smith4

11/30/17

Approval Queue and Moderation Slowdowns

On Wednesday, November 29, 2017 at 8:06:58 PM UTC, Brian Hicks wrote: The current candidate is

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Approval Queue and Moderation Slowdowns

On Wednesday, November 29, 2017 at 8:06:58 PM UTC, Brian Hicks wrote: The current candidate is

11/30/17

Matthieu Pizenberg

11/30/17

Pointer (mouse/touch/pointer) events community coordination attempt

PS: duplicate of reddit for people not using reddit (https://www.reddit.com/r/elm/comments/7gksya/

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Pointer (mouse/touch/pointer) events community coordination attempt

PS: duplicate of reddit for people not using reddit (https://www.reddit.com/r/elm/comments/7gksya/

11/30/17

Zachary Kessin, Brian Hicks2

11/29/17

Content on Ports

Hey Zach! I don't think you're going to get good results by asking what people's problems

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Content on Ports

Hey Zach! I don't think you're going to get good results by asking what people's problems

11/29/17

A. Hernandez, … clowin...@gmail.com6

11/29/17

`Uncaught ReferenceError: Elm is not defined` in Electron app

Any thoughts on why that has happened? On Monday, September 5, 2016 at 1:07:14 AM UTC+1, Leroy

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`Uncaught ReferenceError: Elm is not defined` in Electron app

Any thoughts on why that has happened? On Monday, September 5, 2016 at 1:07:14 AM UTC+1, Leroy

11/29/17

rosarioenz...@gmail.com, Aaron VonderHaar3

11/29/17

Compile problem between elm version

Many thanks Aaron! The html output of Evan's elm-graphics is Svg, Png or other? Thanks, Rosario

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Compile problem between elm version

Many thanks Aaron! The html output of Evan's elm-graphics is Svg, Png or other? Thanks, Rosario

11/29/17

Vadym Chekan, … Frank Bonetti4

11/28/17

Parallel http queries: how?

The only way to execute two Tasks in parallel is to use Cmd.batch. You would think that Task.map2,

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Parallel http queries: how?

The only way to execute two Tasks in parallel is to use Cmd.batch. You would think that Task.map2,

11/28/17

Maris Orbidans, … Gabriel Sartori4

11/28/17

why does this code compile?

It makes sense if something is lazy evaluated. On Sunday, 26 November 2017 23:56:25 UTC, Gabriel

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why does this code compile?

It makes sense if something is lazy evaluated. On Sunday, 26 November 2017 23:56:25 UTC, Gabriel

11/28/17

Matthieu Pizenberg, Francisco Ramos3

11/28/17

JS typed array implementation for elm

I've started API design thinking in this issue [1]. Say hello there if you'd like to

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JS typed array implementation for elm

I've started API design thinking in this issue [1]. Say hello there if you'd like to

11/28/17

Kadzuya OKAMOTO, Peter Damoc3

11/27/17

How to enforce Elm to recreate HTML tags instead of reusing existing tags?

This is what I wanted. Thanks very much! 2017/11/28 午前2:25 "Peter Damoc" <pdamoc@gmail.

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How to enforce Elm to recreate HTML tags instead of reusing existing tags?

This is what I wanted. Thanks very much! 2017/11/28 午前2:25 "Peter Damoc" <pdamoc@gmail.

11/27/17

Francisco Ramos, … Matthieu Pizenberg18

11/27/17

Array map with start and end

Following your advice, I came back to elm 0.18 and just started a repository to try to wrap JS typed

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Array map with start and end

Following your advice, I came back to elm 0.18 and just started a repository to try to wrap JS typed

11/27/17

11/26/17

elm-tools/parser: how to transform library-generated Problems into custom Problems?

I thought I'd re-ask this question to see if anyone has any ideas. My original post is a bit long

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elm-tools/parser: how to transform library-generated Problems into custom Problems?

I thought I'd re-ask this question to see if anyone has any ideas. My original post is a bit long

11/26/17

John Bugner, Mike MacDonald3

11/26/17

Why can't Elm do back-in-time debugging anymore? (Subscriptions vs Signals)

(1) What do you mean by "gone"? Impossible?, or simply not included? (2) Isn't "

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Why can't Elm do back-in-time debugging anymore? (Subscriptions vs Signals)

(1) What do you mean by "gone"? Impossible?, or simply not included? (2) Isn't "

11/26/17

David Legard, … Steve Schafer9

11/20/17

Encoding JSON and updating

OK, thanks, I didn't fully understand your previous message. I'll do some more tinkering with

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Encoding JSON and updating

OK, thanks, I didn't fully understand your previous message. I'll do some more tinkering with

11/20/17

Thiago Temple, … Rupert Smith3

11/20/17

Decoding a json property with different types of values

On Friday, November 17, 2017 at 3:19:55 PM UTC, Thiago Temple wrote: I have situation where I have to

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Decoding a json property with different types of values

On Friday, November 17, 2017 at 3:19:55 PM UTC, Thiago Temple wrote: I have situation where I have to

11/20/17

Thiago Temple, Aaron VonderHaar2

11/17/17

Elm-make failing when path has spaces

Hi! This looks like a bug in the VSCode plugin; elm-make and elm-format can both handle paths with

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Elm-make failing when path has spaces

Hi! This looks like a bug in the VSCode plugin; elm-make and elm-format can both handle paths with

11/17/17

Rupert Smith, … Tommy Messbauer10

11/17/17

What build system do you prefer for Elm?

I use webpack 3. I made a component starter for webpack and then included it in an app starter. App

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What build system do you prefer for Elm?

I use webpack 3. I made a component starter for webpack and then included it in an app starter. App

11/17/17

Ray Toal, … Adrian Roe9

11/17/17

Arbitrary length currying

I'm pretty certain you can't do this in elm. The ellie is for f [] and f [3,9,2] whereas the

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Arbitrary length currying

I'm pretty certain you can't do this in elm. The ellie is for f [] and f [3,9,2] whereas the

11/17/17

Dave Doty, Max Goldstein2

11/17/17

timeout in unit test

No, there is no way to do this currently. You can open an issue on GitHub if you want to discuss

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timeout in unit test

No, there is no way to do this currently. You can open an issue on GitHub if you want to discuss

11/17/17

Kasey Speakman, … Simon12

11/12/17

File Uploads - as simple as I could manage

I updated FileReader today to add some drag drop event handlers that I find useful for building an

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File Uploads - as simple as I could manage

I updated FileReader today to add some drag drop event handlers that I find useful for building an

11/12/17

Matthieu Pizenberg

11/10/17

Elm on CodinGame?

Hi all, just wondering if some of you were also wondering if elm could run in a coding puzzles /

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Elm on CodinGame?

Hi all, just wondering if some of you were also wondering if elm could run in a coding puzzles /

11/10/17

Rupert Smith, Ilias Van Peer3

11/9/17

Json.Decode without failing on the first error?

On Thursday, November 9, 2017 at 2:39:45 PM UTC, Ilias Van Peer wrote: Yeah, I did that some time ago

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Json.Decode without failing on the first error?

On Thursday, November 9, 2017 at 2:39:45 PM UTC, Ilias Van Peer wrote: Yeah, I did that some time ago

11/9/17

David Legard, … Rupert Smith4

11/9/17

Expanding competence

On Wednesday, November 8, 2017 at 6:18:39 AM UTC, David Legard wrote: Many thanks for that

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Expanding competence

On Wednesday, November 8, 2017 at 6:18:39 AM UTC, David Legard wrote: Many thanks for that

11/9/17

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