How do enums works in Ruby, and what they actually are.

I’m working on an Elixir app at the moment and really enjoying it, but some of my recent dabbling in the type-safe worlds of Elm and Crystal have left me desiring a bit more structure in my code. The app I’m building involves a multi-step data transformation and so I have a data structure to properly represent this process. But since Elixir is a dynamically typed language, you can’t, for example, have a non-nillable field in a struct. The Elixir/Erlang ecosystem does, however, have a type-checking syntax called Type Specs, along with a tool, Dialyzer,...

A visual answer to the question “what data is created when I execute this test?”.

A walk around some functions of the LiveViewTest module that come in handy for testing forms.

Powered by efficient development tools, hiring a programmer to automate the boring stuff is a worthwhile consideration. As development time reduces for simple tasks, incorporating automation can be more appealing for bus...

How you can use metaprogramming in Python and how it can simplify certain tasks.

Setup tips for frontend development and React.

Everyone can become a good coder, but few can become a master in it. This article talks about 10 amazing tips on how you can become a great programmer.

Is the invisible traps that catch you

Developers and their employers are constantly thinking about productivity. We partnered with Logitech to produce a four-part podcast series to chat about how your hardware and software work together to keep you in a flow state and make you more productive. Each podcast will have it’s own landing page on the blog, but will also…

How to define type-safe DSL builders in Kotlin.

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If you use the map type in your Ecto schema, you definitely should read this article. It'll help you to avoid possible system failures.

Elixir tutorial: Querying nested fields of a map with Ecto (tagged: Ecto, JSON, Maps)

Frameworks, apps, libraries – we have compiled 17 open-source Elixir projects to use or check out.

A curated list of amazingly awesome Elixir and Erlang libraries, resources and shiny things. Updates: - h4cc/awesome-elixir: A curated list of amazingly awesome Elixir and Erlang libraries, resourc...

Website for Elixir

Understand how async/await works in a more detailed way and what Tasks, Threads, and ThreadPool has to do with them

Write interactive and collaborative code notebooks in Elixir.

Dennis Ritchie created the C programming language. He also co-authored the authoritative reference book on C programming with Brian Kernighan. If you want to truly understand C programming, it is a good idea to go straight to the source. We just published a C programming course on the freeCodeCamp.org YouTube

Triggering a controller action using phx-trigger-action from a form in a LiveView

Welcome folks, in this particular module we are going to talk about what are Operators in C, the most important and easy topic in this particular series,

Python’s controversial assignment expression — also known as walrus operator — can improve your code, and it’s time you start using it!

Learn how we used Membrane Framework — an Elixir AV processing platform to setup a live video streaming pipeline from an iOS device

Explores the basic cryptographic technique known as a one time pad using Elixir. Based on examples found in the book Classic Computer Science Problems in Python.