Backend>Blogs/Talks

Phantom Types in Gleam

CommunityNews

CommunityNews

Phantom Types in Gleam

In this post we’re going to be looking at a more advanced use of Gleam’s type system, known as phantom types. Hopefully by the end of this you’ll have another tool in your belt to help you better model data in your programs. And fear not, because many languages support phantom types (most common functional programming languages support them, but so do others like Rust, and TypeScript, and even PHP) so you can apply this knowledge elsewhere!

Before we get stuck into some examples, let’s tackle the obvious question…

https://blog.pd-andy.dev/phantom-types-in-gleam

This thread was posted by one of our members via one of our news source trackers.

View thread on forum
/gleam#types
0 1579 0

Where Next?

View thread on forum
gleam
types
Home Backend>Blogs/Talks
/gleam#types
0 1579 0
Last post

Popular Backend topics Top

tomekzawada
Backend>Blogs/Talks

Live video streaming from iOS devices made simple with Elixir & Membrane Framework
Greetings from Membrane Framework team! Check out our case study based on our latest projects at Software Mansion. https://blog.swmansi...
blog.swmansion.com
#swmansion
7 1292 1
New
First poster: bot
Backend>Blogs/Talks

The Race to Replace C & C++
The Race to Replace C & C++. Three expert compiler writers sit down to discuss moving beyond C and C++ This thread...
media.handmade-seattle.com
/c-plus-plus/zig
0 1524 0
New
paulanthonywilson
Backend>Blogs/Talks

Blog on Content Security Policy configuration (in Phoenix with LiveView)
I had a bit of a mini-adventure following Sobelow’s advice on adding a CSP to a Phoenix App. If you want to follow along, or want to add ...
furlough.merecomplexities.com
/elixir/phoenix#blog-post/security
3 1860 0
New
First poster: bot
Backend>Blogs/Talks

Julia is the better language for extending Python
Just a small test with lists in cython. Considering echosystem, multithreading and ease of use, Julia is a clear winner here.
github.com
/julia/python
0 1445 0
New
First poster: OvermindDL1
Backend>Blogs/Talks

The Gleam Programming Language and its Creator Louis Pilfold
youtube.com
/gleam#programming
16 1819 4
New
First poster: bot
Backend>Blogs/Talks

From Julia to Rust
I’ve been more serious about learning Rust recently, after dragging on with passive learning for a while. My first real programming langu...
miguelraz.github.io
/julia/rust
2 1623 0
New
tonyxrandall
Backend>Blogs/Talks

Migrating From Python to Kotlin for Our Backend Services (DoorDash)
When DoorDash approached the limits of what our Django-based monolithic codebase could support, we needed to design a new stack that woul...
doordash.engineering
/kotlin/python#blog-post#backend
3 3489 0
New
brainlid
Backend>Blogs/Talks

ThinkingElixir 078 - Logflare with Chase Granberry
In episode 78 of Thinking Elixir, we talk with Chase Granberry about Logflare. We learn why Chase started the company, what Logflare does...
podcast.thinkingelixir.com
/elixir/phoenix#podcasts#dev-news-source#startup#logging#metrics
4 1391 0
New
brainlid
Backend>Blogs/Talks

ThinkingElixir 083 - Zig and Zigler with Isaac Yonemoto
In episode 83 of Thinking Elixir, We talk with Isaac Yonemoto about the Zig language and his Zigler Elixir library. We learn where Zig ca...
podcast.thinkingelixir.com
/elixir#podcasts/zig#dev-news-source#cross-platform#nifs
4 1662 0
New
ragamuf
Backend>Blogs/Talks

Roll Your Own Blog in Elixir and Phoenix
Does the world need another How to create a blog article? Maybe not. But then again, creating something out of nothing is what we love....
gocassava.com
/elixir/phoenix#blog-post#static-site-generators
7 1310 3
New

Other popular topics Top

PragmaticBookshelf
General Dev>Learning Resources

Forge Your Future with Open Source
Free and open source software is the default choice for the technologies that run our world, and it’s built and maintained by people like...
pragprog.com
#pragprog#published-book/book-forge-your-future-with-open-source
3 5654 0
New
Exadra37
General Dev>Hardware

What monitor(s) do you have for programming?
Please tell us what is your preferred monitor setup for programming(not gaming) and why you have chosen it. Does your monitor have eye p...
#monitors#coding#programming#development
227 11362 88
New
Rainer
Community>Journals

Programming Erlang Book Club
My first contact with Erlang was about 2 years ago when I used RabbitMQ, which is written in Erlang, for my job. This made me curious and...
/erlang/book-programming-erlang-2nd-edition#book-club
195 6815 95
New
AstonJ
General Dev>Hardware

Planck vs Preonic vs Subatomic (Keyboards)
I ended up cancelling my Moonlander order as I think it’s just going to be a bit too bulky for me. I think the Planck and the Preonic (o...
/keyboards#mechanical-keyboards#ortholinear#planck#preonic
105 17596 47
New
PragmaticBookshelf
Backend>Learning Resources

Concurrent Data Processing in Elixir
Learn different ways of writing concurrent code in Elixir and increase your application's performance, without sacrificing scalability or...
pragprog.com
#pragprog/elixir#published-book/book-concurrent-data-processing-in-elixir
78 6059 24
New
AstonJ
General Dev>Dev Chat

Languages Without Garbage Collection
Continuing the discussion from Thinking about learning Crystal, let’s discuss - I was wondering which languages don’t GC - maybe we can c...
#garbage-collection
21 5575 7
New
Margaret
General Dev>Dev Chat

PragProg’s Medium Posts
Hello everyone! This thread is to tell you about what authors from The Pragmatic Bookshelf are writing on Medium.
#pragprog#blog-post
1147 29994 760
New
rustkas
Backend>Chat

Using Regular Expressions in Erlang
Intensively researching Erlang books and additional resources on it, I have found that the topic of using Regular Expressions is either c...
/erlang#regular-expressions
91 5662 43
New
Maartz
General Dev>Dev Chat

Roc Language - a new purely functional programming language built for speed and ergonomics
Hi folks, I don’t know if I saw this here but, here’s a new programming language, called Roc Reminds me a bit of Elm and thus Haskell. ...
#programminguages#functional-programming
49 5164 14
New
AstonJ
macOS>Chat

How to block any website on Mac using Little Snitch
If you want a quick and easy way to block any website on your Mac using Little Snitch simply… File > New Rule: And select Deny, O...
#macos#how-to#littlesnitch
5 11227 3
New
Back to top

Sponsor Spotlight

EEF

Supporting innovation across the BEAM ecosystem.

Latest in Gleam

Gleam Portal ❯

Backend>Blogs/Talks

Backend Blogs/Talks ❯

Latest on Devtalk

Devtalk ❯

We ❤️ helpful members!

We reward our most helpful members via our MOTM scheme - by giving away a whopping 25 books per year!

Member of the Month

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

Linux New Media

Publishing Linux Magazine, ADMIN, and MakerSpace for 25+ years.

View all our sponsors ❯

Categories:

Sub Categories:

Popular Portals

Devtalk Sponsors

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Erlang Solutions

We build trusted fault-tolerant systems that scale to billions of users.

Honeybadger

Real-time error tracking, performance insights, and observability for devs.

EEF

Supporting innovation across the BEAM ecosystem.

coders51

We build reliable cloud platforms for business-critical systems.

Manning Publications

Develop your skills with books, videos, and courses.

AppSignal

Catch errors, track performance, monitor hosts and more.

WyeWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that move you from confusion to "Aha, now I get it!"

Linux New Media

Publishing Linux Magazine, ADMIN, and MakerSpace for 25+ years.

View all our sponsors ❯

We're in Beta

About us Mission Statement See our Roadmap