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I wrote a longread on how to test code. Everything I gained from 10 years of experience writing code without any testing and 20 years wit...
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The words are insufficient to describe what transpired. What we tried to do met what the people wanted it to be. It became beautiful.
Th...
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Somewhere, right now, a senior engineer is on the verge of a nervous breakdown because his company will not let him switch from Claude to...
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So, instead of wasting my afternoon arguing with anonymous handles on X, I turned to my trusty, soulless assistant and said: “Listen, ple...
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I am seeing a lot of aplications of Argumentum ad Vericundiam in software discussions. They do link some piece of writing and point us to...
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This Week's Trending
The words are insufficient to describe what transpired. What we tried to do met what the people wanted it to be. It became beautiful.
Th...
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I wrote a longread on how to test code. Everything I gained from 10 years of experience writing code without any testing and 20 years wit...
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This Month's Trending
This Year's Trending
Episode 283 of Thinking Elixir. News includes celebrating Erlang’s 27th birthday as open source, results from the Elixir Hub 2025 survey ...
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New blog post: After building out the Either DSL, I realized Funx needed a context-aware tap.
<span class="hashtag-icon-placeholder"><...
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Includes a Livebook.
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Couldn’t fit optics in my book, but I can build them into Funx.
funx
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We built a Google Calendar-style scheduling interface entirely in Phoenix LiveView for a clinic management platform. This post walks thro...
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New post in my Ash Framework series.
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Discussing the decision to move away from using Docker for local development due to performance overhead and increased complexity. Highli...
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one explores the underlying mechanics of Ash validation and where Funx can help when checks need more structure or concurrency.
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Today we’re releasing Oban, a PostgreSQL backed job orchestration framework, for Python. This is not an Oban client in Python. Not a pyth...
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Integration testing is an essential part of development, ensuring applications can survive the rigors of deployment and function in the r...
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Episode 280 of Thinking Elixir. News includes Elixir 1.19.3 point release with enhanced regular expression support in config files, Tidew...
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Ever thought pattern matching with floats in Elixir was straightforward? We learned the hard way in production that it can be surprisingl...
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Episode 281 of Thinking Elixir. News includes Erlang OTP 28.2 release with improvements across the runtime and standard library, a signif...
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If I need to ship a new product in a week, Phoenix LiveView is my go-to framework.
Elixir LiveView is incredible, and an alluring choice...
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Another in my series on the Ash Framework. Understanding actions from a functional programming perspective.
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Trending Last Three Years
Peeper is the tiny library to preserve state across GenServer crashes/restarts.
Works as an almost drop-in substitute for GenServer, sui...
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Episode 244 of Thinking Elixir. News includes the release of Elixir 1.18.2 with various enhancements and bug fixes, a new experimental SQ...
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Learn how set up an RTMP server for free using the open-source Red5 software. This tutorial covers all steps from downloading the code fr...
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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...
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Hi folks! Ukrainian Erlanger is here :sign_of_the_horns:!
I’d like to share my recent talk at the TADSummit Online Conference, where I ...
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Hi everyone :wave: I’m excited to share an article detailing how we have reorganized our Elixir/Phoenix project’s directory structure.
W...
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In a 2 day spike, I created my own Elixir-based AI Personal Fitness Trainer! The surprising part for me was how useful and helpful I foun...
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Episode 264 of Thinking Elixir. News includes Phoenix v1.8 shipping with an AGENTS markdown file for new apps to enhance coding agent exp...
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In this article, we discuss how to create a Docker image for a Phoenix application.
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We all have varying degrees of exposure to Big Tech. Some of it seems fine, stable and can be relied on. Some of it feels like shifting s...
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In this conversation, Lars, Zach, and Rebecca discuss the Ash framework and their upcoming book. They also touch on the Igniter tool. The...
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I spent a lot of time recently getting a Phoenix/Elm app to the point where there are type guarantees at every boundary between the front...
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Episode 195 of Thinking Elixir. In this compelling episode, we sit down with Ben Reinhart who shares his journey of transitioning from th...
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In this first article in the series JEG2’s Questions, I discuss all of the great things that can be learned from my favorite Jessica Kerr...
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I just finished putting together interactive Livebook notebooks for every chapter of Advanced Functional Programming with Elixir.
You ca...
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Trending Over 3 Years
Over the last few years, due in large part to the hype surrounding blockchain and cryptocurrencies, decentralized applications have gaine...
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When DoorDash approached the limits of what our Django-based monolithic codebase could support, we needed to design a new stack that woul...
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There are 3 main formatters for Erlang which you can use from the command-line,
rebar3_format,
Steamroller
elmfmt.
Visual Studio Cod...
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As DoorDash transitioned from Python monolith to Kotlin microservices, our engineering team was presented with a lot of opportunities to ...
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Is Zig the Long Awaited C Replacement.
Comparison with previous C contenders such as C++, D, Java, C#, Go, Rust and Swift
https://erik...
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Includes talk about concurrency and performance topics:
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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...
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I’ve spent the last year building keyboards, which has included writing firmware for a variety custom circuit boards.
I initially wrote ...
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Erlang is famous for its introspecting powers. You can get a lot of information about the processes running in your nodes without any ext...
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Summary: I describe a simple interview problem (counting frequencies of unique words), solve it in various languages, and compare perform...
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They expect you to make a onepage application (SPA)
The polaris design system officially only supports react
Integration with the s...
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Like, on a scale from c to rust?
issue
c
zig (release-safe)
rust (release)
out-of-bounds heap read/write
none
runtime
runtime
...
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Following up on the previous post on using UDP multicasting to broadcast and detect peers on a network, I create a registry of those peer...
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Ruby’s Struct is one of several powerful core classes which is often overlooked and under utilized compared to the more popular Hash clas...
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