Programming

Learn about working with databases in Elixir with Ecto's migrations, changesets, queries, and more. Reimagine a classic database in SQLite, and learn by doing.

Discover how Curiosum's Contexted library can streamline your Elixir project by efficiently managing context modules or reducing cross-references.

"A calculator app? Anyone could make that." (this was originally a https://x.com/ChadNauseam/status/1890889465322786878) Not true. A calculator should show you the result of the mathematical expressi…

We had a feature in a product that required us to insert and update lots of data on a user action. Here is how we transformed 1000 SQL…

Learn recipes and patterns specific to Elixir/OTP

Discover how to enhance your Phoenix LiveView apps with AG Grid for advanced table functionalities.

Integrating the tooltip library tippy.js into a Phoenix LiveView application

optimize your home bar with ✨logic programming✨

This blog post is a tutorial on how to quickly write a formatter for a programming language from scratch using Topiary, our open-source formatting engine based on tree-sitter.

Test async tasks in Elixir without using Prosess.sleep but by - get this - actually waiting for them to complete!

We'll build a distributed rate limiter using HashRing for Elixir.

26 votes, 17 comments. While working on faelib.com , I had to implement uploading images and saving them in the file system. Below is how it went…

Last year at Rails World, I indulged in some horn tooting and victory-lap taking when I showed off the publishing platform and strength-training app I built to…

This guide details how to build efficient, concurrent ETL pipelines using Elixir and GenStage, offering insights into data validation and processing to enhance your data-driven applications.

Phoenix gives you a great headstart by leveraging the built-in telemetry of the BEAM, your OS and your Elixir code out of the box - learn how it saves you time and gets you up and running fast.

Some takeaways from my time with Phoenix LiveView

This is a how-to on translating Ecto changeset errors in Phoenix the right way.

The Dry-rb gem suite is a game-changer for Ruby developers who value clean, maintainable code. From robust input validation with dry-validation to building immutable, typed objects with dry-struct, these gems bring type safety, modularity, and clarity to your projects. Dive into five essential Dry-rb gems and transform your Ruby workflow!

Make your life significantly easier with these simple modifications

Down the rabbit hole

We created uuidkey to encode UUIDv7s with Crockford Base32 into human-readable keys that are sortable, indexable, and actually pleasant to look at.

Discover how to create a Typeahead component with Phoenix Framework and Elixir! I've shared the full code on my GitHub, so you can easily follow along and tr...

Planning a year of deliberate practice & applied engineering

A complete guide to Phoenix LiveView's new curly brace HEEx syntax, introduced in LiveView v1.0.0