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.

Where Next?

Popular Backend topics Top

lpil
Shayne gave this excellent talk the other day on Gleam, so I thought I’d share it. From my point of view it was really interesting to se...
New
dimitarvp
Apparently he decided to live-stream how he’s going to create a semver library.
New
DevotionGeo
There are 3 main formatters for Erlang which you can use from the command-line, rebar3_format, Steamroller elmfmt. Visual Studio Cod...
New
CommunityNews
Is Zig the Long Awaited C Replacement. Comparison with previous C contenders such as C++, D, Java, C#, Go, Rust and Swift https://erik...
New
First poster: AstonJ
Ten years without Elixir. I never got into Elixir, largely because it looked like Ruby. I was a Rubyist for a good while, spent time and...
New
First poster: malloryerik
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...
New
First poster: bot
I wrote Python for the last 10 years, and I always tend to write code in a “functional” way - map, filter, lambda and so on, it makes me ...
New
wolf4earth
Charles Max Wood takes the lead this week. He and Adi Iyengar discuss what Top End Devs are and what people should be doing to become Top...
New
Johannes-Werbrouck
In this blog post over on Fly.io I take a look at PHP 8.1’s new Enum class, and show you how it can be used to set up a level structure f...
New
mtmattei
For the past few years, Safari has been putting in a lot of effort to enhance its WebAssembly support and 2024 was no exception… I believ...
New

Other popular topics Top

AstonJ
You might be thinking we should just ask who’s not using VSCode :joy: however there are some new additions in the space that might give V...
New
AstonJ
I have seen the keycaps I want - they are due for a group-buy this week but won’t be delivered until October next year!!! :rofl: The Ser...
New
AstonJ
This looks like a stunning keycap set :orange_heart: A LEGENDARY KEYBOARD LIVES ON When you bought an Apple Macintosh computer in the e...
New
Exadra37
I am asking for any distro that only has the bare-bones to be able to get a shell in the server and then just install the packages as we ...
New
DevotionGeo
The V Programming Language Simple language for building maintainable programs V is already mentioned couple of times in the forum, but I...
New
AstonJ
Biggest jackpot ever apparently! :upside_down_face: I don’t (usually) gamble/play the lottery, but working on a program to predict the...
New
Help
I am trying to crate a game for the Nintendo switch, I wanted to use Java as I am comfortable with that programming language. Can you use...
New
First poster: AstonJ
Jan | Rethink the Computer. Jan turns your computer into an AI machine by running LLMs locally on your computer. It’s a privacy-focus, l...
New
PragmaticBookshelf
Fight complexity and reclaim the original spirit of agility by learning to simplify how you develop software. The result: a more humane a...
New
PragmaticBookshelf
A concise guide to MySQL 9 database administration, covering fundamental concepts, techniques, and best practices. Neil Smyth MySQL...
New