Latest #learning-elixir Threads 
That’s a wrap on Code BEAM Europe 2026! Thanks to everyone who came to Haarlem or joined online, and to our speakers, trainers and sponso...
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Hello
I’ve been coding in Elixir for almost two years now because of my current job where we implemented Elixir in our application. But ...
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AI assistants now write a lot of our Elixir and Erlang, and they’re fluent at it. What they get wrong is quieter: code that compiles, rea...
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Hi everyone,
I have 8 years of production experience with Erlang/OTP and I’m just starting to get to know Elixir. What would you learn f...
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Boloñesa - A self-hosted media center built with Phoenix LiveView
Hey everyone!
With building software becoming more accessible than ev...
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We have 4 in-person tickets to Code BEAM Europe 2026 (21-22 October, PHIL Haarlem) to give away:
1 diversity ticket (sponsored by AppSi...
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Hello folks!
So at work, we are seeing some situations where we have to define some “fixed” strings that are used across the codebase in...
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I’m working on a small exercise involving update_in/3, and I came up with this solution:
data = %{
name: "Periodic Table",
category:...
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I’ve got trouble wrapping my head around the order in which functions are called in this snippet (from Phoenix’s authentication):
toke...
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What IDE or editor are you using for Elixir development?
Personally, I use Zed, and I really like it, but sometimes I wish there were a ...
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This Week's Trending
Hey there,
I haven’t seen a list of useful Elixir specific skills for the popular AI tools yet so I’m starting one here with my first.
...
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Boloñesa - A self-hosted media center built with Phoenix LiveView
Hey everyone!
With building software becoming more accessible than ev...
New
Hello
I’ve been coding in Elixir for almost two years now because of my current job where we implemented Elixir in our application. But ...
New
This Month's Trending
What IDE or editor are you using for Elixir development?
Personally, I use Zed, and I really like it, but sometimes I wish there were a ...
New
Hello folks!
So at work, we are seeing some situations where we have to define some “fixed” strings that are used across the codebase in...
New
Hi everyone,
I have 8 years of production experience with Erlang/OTP and I’m just starting to get to know Elixir. What would you learn f...
New
AI assistants now write a lot of our Elixir and Erlang, and they’re fluent at it. What they get wrong is quieter: code that compiles, rea...
New
This Year's Trending
I’m in search of an Elixir library that offers PDF generation capabilities similar to Ruby’s Prawn. While there have been discussions abo...
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I am try to learning elixir since 5 month, and I had a project in golang for mobile back-end for blockchain app, it had amazing performa...
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Hi everyone!
We just released the Elixir Language Tour guide – an interactive intro to Elixir.
The guide itself is written in Elixir an...
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I’m CTO of a scale-up called Zappi and have switched the company from Ruby to Elixir, meaning all new backend services are now Elixir. I ...
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Hi,
Is asdf still the best way of installing Elixir and Erlang on a Linux system?
Thanks
Richard
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I was working on an Ecto migration and I needed a timestamp. So, for the nth time, I looked up the different data types for timestamps, a...
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I found Elixir after a friend recommended looking into it for developing a multi-agent orchestration and task management system. Soon aft...
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I’ve been diving into Elixir and wondering if anyone here has built blockchain apps with it. It seems like the scalability and concurrenc...
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sometimes i wish elixir had ternary operator :frowning:
Does anyone have a macro that allows ternary operator like in their elixir code?...
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What other databases work with Phoenix Framework besides PostgreSQL and I know about MySQL, MySQL lite, MongoDB.
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Hi folks,
I have been reading books, blog post, and other resources. Due to time constraints and other factors (coming from years of imp...
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We just published a new episode of BEAM There, Done That that I think deserves a focused discussion here.
Peter Ullrich spent an afterno...
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I always wind up not having private functions in my modules because you can’t test them. I really have a strong preference for TDD and - ...
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Hello all,
Usually when I write a program in another language like Python, there’s a clear-cut way to start something without having to ...
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Hello,
I know there is an approach for handling lists that allows for optimized traversal, but I can’t recall the specific method (somet...
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Last Three Year's Trending
These past few days, I’ve tried switching from Neovim to Helix, and so far the experience has been great. Compared to neovim, which requi...
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Recently we partitioned a table with 28 million rows by its ULID to improve query speeds and reduce query timeouts. To do this I ended up...
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Hi everyone! I’m new to the forums and new to Elixir in general. To learn Elixir, I recently just completed my first app. It’s a todo app...
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Is there any tooling or recommended way to find dead code? As my application starts to grow things can get a little messy especially with...
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Error when attempting to use verified routes with ~p
Hey there, I’m new to the Elixir/Phoenix eco system, and I’ve been trying to model a...
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Is there anywhere that “MFA” is described in detail in the official Elixir documentation? I’ve tried to find it before but was unable to....
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I mean to be able to go back to previously used commands using the up arrow key.
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Hi, are there some functions like
Enum.find_first(enumerable, x -> boolen())
# or
Enum.fliter_first(enumerable, func)
Enum.remove_fir...
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I’m trying to look at the docs but I couldn’t find a function that would return element with its index. Is there such a function for list...
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Now available on Gumroad
Hi folks! Peter Ullrich here :slight_smile:
I’m happy to announce my very first video course called Build an MV...
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I have a table called languages with 4 fields, label, description, locale, and is_active.
label and locale are two different unique fiel...
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I am try to migrate these days to elixir, and I have existing project, I want to learn graphql api with absinthe. it has mix.exs file lik...
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New to Elixir, I’m trying to compile the default project in the getting started guide and get this error:
mix compile
Compiling 1 file (...
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Is there an idiomatic way in Elixir to write a case guard to pattern match on the value of a key inside a Keyword List?
The keyword list...
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Hello, I just started to learn elixir by following Alchemist Camp’s tutorial. And I had problem with formatting my code in vs code editor...
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Trending Over Three Years
What learn first? Rust or Elixir
Hi Elixir community!
I’m here because i want learn a new language. I’m a junior developer and mainly i ...
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Anybody knows a comprehensive comparison of Django and Phoenix, thanks for the help.
Where are they similar?
Where do they differ the m...
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I’m not a pro in using Regex and can’t figure out why the following behaviour happens, especially if we take into account the difference ...
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About me? ( if you have nothing better to do than reading about some random guy in the internet :stuck_out_tongue: )
Hello all, this is ...
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Hello,
We have been using Elixir and Phoneix for creating REST APIs for a few months now.
But I can’t see the benefits of this switch ...
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I’m building my first app in Phoenix. And I keep seeing this warning all the time in my router.ex file:
warning: function DummyApiWeb.Co...
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Student & New to elixir. Nice language.
I want to convert a english character, e.g. “a”, which is stored in a variable, to it’s asci...
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What is the way to convert
[ %{id: 7, name: "A", count: 1}, %{id: 8, name: "B", count: 1}, %{id: 9, name: "C", count: 0} ]
to
[ ...
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Hello everyone,
I’ve got a problem that I cannot rectify.
I work on WSL - Windows 10, Ubuntu 20.04 LTS and elixir version is at 1.9.1. ...
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I am trying to connect the local DB server from within a docker container and as part of it I am running the command
docker-compose run ...
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I’m failing to render any page, the application takes giving me the following error
[error] #PID<0.1204.0> running ElixirWeb.Endpo...
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Hey all, I’m new to elixir and getting the following error:
** (FunctionClauseError) no function clause matching in TSS.DriverStatuses.l...
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Hi everyone, this is my first time writing regular expression. I have a regular expression that helps in validating domain names. I think...
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I am frequently getting the below error in the production.
(Postgrex.Error) ERROR 55P03 (lock_not_available) could not obtain lock on ro...
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No amount of exercise or book problems replaces writing an actual library or application, but it can be hard for a newbie to know what to...
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