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

First poster: bot
Backend>Blogs/Talks

Revisiting a Video Chat Application with Phoenix and WebRTC
In a previous post we talked about implementing a simple video chat with WebRTC and Elixir. This update will touch on some of the API cha...
hashrocket.com
/phoenix#chat#video#webrtc
1 1956 0
New
AstonJ
Backend>Blogs/Talks

How to set-up a Ruby and Elixir dev environment on macOS (2021)
Just finished doing a clean install of macOS (which I highly recommend btw!) and have updated my macOS Ruby & Elixir/Erlang dev env s...
astonj.com
/elixir/erlang/ruby/phoenix/nodejs#asdf
3 1889 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

Exciting New Features in Django 3.2
Django 3.2 is just around the corner and it’s packed with new features. Django versions are usually not that exciting (it’s a good thing!...
hakibenita.com
/django
0 1452 0
New
First poster: malloryerik
Backend>Blogs/Talks

What is the most underestimated programming language?
Everyone outside of tech has heard of JavaScript, Java, Python, Ruby and even .Net, but few if any have heard of F#. However, F# may be o...
medium.com
#f-sharp#programming
43 2291 14
New
First poster: bot
Backend>Blogs/Talks

Scala projects are difficult to maintain
This post explains why Scala projects are difficult to maintain. Scala is a powerful programming language that can make certain small te...
mungingdata.com
/scala
0 1506 0
New
elbrujohalcon
Backend>Blogs/Talks

How do List Functions Fail in Erlang?
A long time ago, I wrote an article about The Asymmetry of ++, thanks to Fede Bergero’s findings. Let’s add a few more asymmetries to th...
medium.com
/erlang#blog-post
17 1659 5
New
AstonJ
Backend>Blogs/Talks

This is the Future of Webdev. Crazy, Right?
This was posted on the Elixir Forum and thought it was worth sharing here! I love how the excitement of the author shines through and I ...
suzdalnitski.medium.com
#elixr
12 1328 4
New
First poster: bot
Backend>Blogs/Talks

A Clojure processor that's almost a drop-in replacement for php-fpm behind Nginx
Too long have we hustled to deploy Clojure websites. Too long have we spun up one server instance per site. Too long have reminisced abou...
github.com
/clojure/php#nginx
0 1472 0
New
brainlid
Backend>Blogs/Talks

ThinkingElixir 092 - Temple with Mitchell Hanberg
In episode 92 of Thinking Elixir, we talk with Mitchell Hanberg and learn about why he created the alternate Phoenix templating language ...
podcast.thinkingelixir.com
/elixir#podcasts#testing#browser/html#dev-news-source
4 1327 0
New

Other popular topics Top

AstonJ
Science/Tech>Tech Chat

What are you watching?
Or looking forward to? :nerd_face:
#community
502 14279 275
New
Exadra37
Linux>Chat

RancherOS is in end of life
Oh just spent so much time on this to discover now that RancherOS is in end of life but Rancher is refusing to mark the Github repo as su...
#linux#rancheros
10 6358 6
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
PragmaticBookshelf
Backend>Learning Resources

Programming Phoenix LiveView
Build highly interactive applications without ever leaving Elixir, the way the experts do. Let LiveView take care of performance, scalabi...
pragprog.com
#pragprog/elixir/phoenix#published-book/book-programming-phoenix-liveview
83 11955 26
New
PragmaticBookshelf
Backend>Learning Resources

Programming WebRTC
Use WebRTC to build web applications that stream media and data in real time directly from one user to another, all in the browser. ...
pragprog.com
#pragprog#published-book/js#webrtc/book-programming-webrtc
27 6969 6
New
PragmaticBookshelf
Backend>Learning Resources

Effective Haskell
Build efficient applications that exploit the unique benefits of a pure functional language, learning from an engineer who uses Haskell t...
pragprog.com
#pragprog/haskell#published-book/book-effective-haskell
15 10218 1
New
First poster: CommunityNews
AI>In The News

How to fix the eyes in AI-generated images
aidemos.info
0 4508 0
New
PragmaticBookshelf
Backend>Learning Resources

Server-Driven Web Apps with htmx
Build modern server-driven web applications using htmx. Whatever programming language you use, you’ll write less (and cleaner) code. ...
pragprog.com
#pragprog#web-development#published-book/book-server-driven-web-apps-with-htmx
6 5257 3
New
CommunityNews
General Dev>In The News

Review of Linux on Minisforum V3 AMD Ryzen Tablet
A Brief Review of the Minisforum V3 AMD Tablet. Update: I have created an awesome-minisforum-v3 GitHub repository to list information fo...
mudkip.me
#linux#review#amd
0 4635 0
New
PragmaticBookshelf
Backend>Learning Resources

Simplicity
Fight complexity and reclaim the original spirit of agility by learning to simplify how you develop software. The result: a more humane a...
pragprog.com
#pragprog#published-book/book-simplicity
10 6553 8
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