We just published a comprehensive, first-principles course on the semiconductor supply chain on the freeCodeCamp.org YouTube channel. Taught by hardware specialist Kian Kyars, this deep dive explains...
If you’re a software developer or DevOps engineer, you've probably come across OpenTelemetry. It comes up a lot, especially when talking about observability, monitoring, or debugging distributed...
One of the biggest misconceptions about AI-assisted development is that using AI means giving up the engineering experience you've built over the years. It doesn't. You can take the architecture...
There was a fun and intellectual debate recently about UI controls for dark/light mode. I think the story starts with Modern Web Guidance skills from Google, which recommend using a two-state toggle...
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The journey to create a polyfill for the upcoming CSS random() function that works in all browsers. Let’s Use the Emergent CSS random() Function in all the Browsers originally handwritten and...
Well, that’s a wrap. No, not a flex-wrap, but rather today marks a new day, week, month, season, aaaand new edition of What’s important (#18), bringing you the best content that developers have...
We’ve all used AI tooling like Claude Code and Cursor to help us write code. This is a post about integrating AI features directly into software. In other words, making AI requests from within our...
For more than 15 years already, our monthly wallpapers series has been the perfect opportunity for creatives of all backgrounds to put their skills to the test. You don’t have to meet stakeholder or...
Thinking through API logic while constantly switching tabs to test application integration can be overwhelming and time-consuming. Well, you can save your time and energy by writing tests for your...
The soul of a “liquid glass” design is a good illusion of light refraction. That is, to see parts of the screen through a metaphorical lens. This article shows you how to get that for the backgrounds...
In this article, we'll discuss how Mixture-of-Experts models grew from a handful of experts to nearly 900 per layer, and the compression and stability mechanisms that keep such a sparse design...
Last week I put a CDN cache in front of a static site, expecting it to get faster. But instead, it got measurably slower. Not subtly: an independent crawler that had flagged 38 slow pages before the...
Most tutorials about calling a language model end at JSON.parse(response.content) . That line works on your first ten test cases. Then you ship, and somewhere around request four hundred the model...
The first time I was asked "what's your test coverage?" in a technical interview, I didn't have a good answer. I had shipped a couple of real Flutter apps by then. They worked and users were using...