Today Quincy Larson interviews Andrea Griffiths, who taught herself programming using freeCodeCamp while working in construction. She moved to the US from Colombia when she was 17, and within 6 months she joined the US Army. She ran a chain of gyms b ...
Search is one of the most important features in modern applications. Users expect instant answers, useful suggestions, and results that match their intent even when they make spelling mistakes. Most traditional search systems struggle to deliver thi ...
Design is not just about how something looks. In product engineering, design shapes how an experience feels, how users interact with it, and how consistently the brand comes alive across every screen. Flutter provides powerful tools for this, but tru ...
2025 has been a super productive year for the global freeCodeCamp community. As we start our 12th year as a community, we're firing on all cylinders, pushing forward more steadily than ever. This year we made substantial improvements to the new Full ...
Every app that handles user accounts needs a way to confirm who's who. That's what authentication is for, making sure the person using an app is the person they claim to be. But doing this securely is harder than it sounds. Traditional methods often ...
Flexbox is a powerful CSS feature that lets you build user interfaces that fit any screen size. freeCodeCamp just published a Flexbox for beginners course where you'll learn the concepts and code syntax by building your own website navigation bar. If ...
Developers are smart, wonderful people, and they're some of the most logical thinkers you'll ever meet. But we're pretty terrible at naming things ???? Like, what in the world - out of every other possible name, they decided to name a database after ...
It may seem like everyone is a vibe coder these days, and prompting seemed like it would become the new coding. But is this AI-generated code really deployable? Bragging on social media about a clever script is one thing, but pushing a vibe coded app ...
If you're learning JavaScript, you've probably heard the term "closure" at some point. In many developers' experience, just hearing this word can trigger anxiety. In nearly 17 years of programming experience, I've noticed that closures are one of the ...
React simplifies building user interfaces with hooks like useState for managing dynamic values. But it's common to overuse useState. This often leads to duplicated data and unnecessary complexity. For instance, you might store a full name in state wh ...
Python development looks simple from the outside. But managing real projects is rarely easy. You need to install packages, update them, avoid version conflicts, create virtual environments, and prepare your project for distribution. Many beginners th ...
