HTML is the backbone of the web. Whether you’re building a simple landing page or architecting a complex web application, HTML (HyperText Markup Language) is the first language you encounter. It defines the structure of web content and acts as the foundation upon which CSS and JavaScript bring style and interactivity. In this article, we’ll…

Learn how to use Three.js and Blender to design a stunning and interactive 3D portfolio! We just posted a course on the freeCodeCamp.org YouTube channel that will take you from the foundational concepts of 3D modeling in Blender to creating a fully functional, award-worthy portfolio website using Three.js. You’ll master essential techniques like proper quad…
As you are reading this, I’m going to assume that you have a basic idea of what TypeScript is (which is basically JavaScript with syntax for types, according to the official docs). The purpose of this piece of writing is to discuss and look into the contrast between two commonly used constructs widely used in…

A company is designing and developing a new app. Developers need to ensure the storage is only accessed using keys and managed identities. The developers would like to use role-based access control. To help with testing, protected immutable storage is needed. Architecture diagram: Skilling tasks: . Create the storage account and managed identity. . Secure…

In this handbook, you’ll learn what Docker is, why it’s become an essential, must-have skill for backend and full-stack developers in 2025, and most importantly, how to use it in real-world projects from start to finish. We will go far beyond the usual “Hello World” examples and walk you through containerizing a complete full-stack JavaScript…
Free, offline-capable, multi-language financial statement analysis for Ukrainian businesses – powered 100% in the browser (no servers, no API keys). Live Demo: https://whitewaw.github.io/Assessment-of-Ukrainian-financial-statements/ GitHub Repo: https://github.com/whitewAw/Assessment-of-Ukrainian-financial-statements Small and medium businesses in Ukraine (and anywhere) often need quick insights from their balance sheet and income statement without sending data to third-party services or paying SaaS fees.…
In what could wind up being the best news for Linux in a long time, Valve has announced the pending release of Steam Machine. This new gaming device will make it even easier for users to play Steam games using Linux. Gamers won’t need Linux skills to enjoy the new gaming console, which means Linux adoption…

Every developer working with large language models eventually faces the same challenge: prompts keep getting longer, models keep getting slower, and API bills keep getting higher. Whether you’re building a retrieval-augmented generation (RAG) system or a chatbot that remembers past conversations, every extra token adds cost and latency. Microsoft quietly introduced a fix that few…
If you’ve ever been handed a design file and thought, “Wait—what exactly is this supposed to do?” you’re not alone. The handoff between designers and developers is one of the most common points where product workflows break down. You are looking at components and trying to figure out what’s interactive, what’s responsive, what happens when…
I find most writing on software productivity to be twaddle, but Nicole and Abi are notable exceptions. Here is my foreword to their just-published book. Martin Fowler Martin is the host of martinfowler.com, the author of Refactoring, and the Chief Scientist at Thoughtworks. 18 November 2025 I’m at lunch with a bunch of senior technology…