On this week’s episode of the podcast, freeCodeCamp founder Quincy Larson interviews Sam Crombie. He’s a software engineer and prolific open source contributor to freeCodeCamp. He abandon his job at Microsoft, got into Y Combinator, and is currently in startup pivot hell trying to decide how to use the half million he raised. We talk […]
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Preparing for an iOS developer interview can be a daunting task, especially when you’re trying to master both conceptual questions and practical coding challenges. Whether you’re just starting your iOS development journey or gearing up for your next big career move, understanding the most commonly asked interview questions and knowing how to answer them effectively […]
Arrow functions were introduced in PHP 7.4 to allow devs to write short, anonymous functions. They offer a compact alternative to traditional closures, especially when the function body is small and focused. In this article, you will learn how to use the arrow function in PHP with examples. You’ll also learn about the difference between […]
Generative AI is revolutionizing how we create, learn, and interact with digital content. From intelligent chatbots and personalized language tutors to realistic image generation and interactive story engines, the applications are endless. We just published a course on the freeCodeCamp.org YouTube channel that will teach you all about Generative AI through an immersive, 65-hour bootcamp. […]
In a previous article, I gave a brief introduction to React. This tutorial introduces an alternative approach to building a component-based frontend. It covers the fundamentals of Web Components to build modular, reusable elements for your web applications. Web Components are a set of standardized browser APIs that allow you to create custom, reusable HTML […]
Django is a high-level web framework built with Python that encourages rapid development and clean, pragmatic design. Django handles much of the heavy lifting involved in web development, so you can focus more on writing your app and less on reinventing the wheel. Whether you want to build a blog, an e-commerce platform, or a […]
When you build a website, you often have two main choices for how pages are created: statically or dynamically. Static pages are created once when you build your project. They’re fast because the server doesn’t have to do any extra work when someone visits the page. Dynamic pages are created on the fly. Every time […]
This tutorial introduces the basics of using React components in your web apps. React is a JavaScript library used to build user interfaces, especially for single-page applications where parts of the page need to update without a full page reload. It helps developers create interactive, reusable components that manage their own state and respond efficiently […]
The Internet Protocol version 4 (IPv4) is one of the core protocols of standards-based internetworking methods in the Internet and other packet-switched networks. IPv4 is still the most widely deployed Internet protocol. Google’s IPv6 Statistics show 44.29% of traffic to Google services on April 24, 2025 is over IPv6, implying 55.71% goes over IPv4. This […]
Starting a SaaS (Software as a Service) business is exciting. You’ve put in the long hours building something you believe people will love. But now comes the big question: How do you get your first customers? Getting those first few users can feel like climbing a mountain. It’s the hardest part, but also the most […]