Build a React.js admin travel dashboard that let's your users get personalized travel suggestions.

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Building a file manager application is a great way to learn many important programming concepts. We just published a 14-hour course on the freeCodeCamp.org YouTube channel that will teach you how to build and deploy a feature-rich file manager applic...

When using React, we strive to create reusable components as much as we can to limit the number of components and repetition. This keeps your code “DRY”. DRY is a concept you may have come across—it means “Don’t Repeat Yourself”. DRY is a coding prin...

React Router v7.5 now supports a faster, more granular approach to lazy loading route code in Data Mode

CSS keeps evolving with new capabilities that make our work faster, cleaner, and more powerful. Thanks to the latest browser advances…

If you’ve built an API with Node.js, chances are you’ve thought about security – at least a little. Maybe you’ve heard about SQL injection, brute force attacks, or data leaks. But here’s the thing: it’s not just about big hacks. Even small gaps in yo...

If you're building with React or Next.js, you've likely used or heard of Shadcn UI. It’s a solid...

Do you know when to use these?

How we made our app faster by cutting unused NPM packages and reducing bundle size step by step.

If you’re building a web app that makes API calls — like search, loading user data, or filtering results — chances are you’ve had this…

Artificial Intelligence is revolutionizing industries and workflows, and learning to work with AI in the cloud is an important skill for modern developers. Whether you're a beginner or looking to deepen your understanding of generative AI, this cours...

Docker once led the container revolution—but times have changed. Developers are embracing faster, leaner, and more secure alternatives in…

Learn how to create and use custom colors in Tailwind CSS V4 for your React projects.

custom colors V3: https://youtu.be/7Os-Bt41yp8

🛠️ Tools & Packages Used:
- [Upgrade guide]: https://tailwindcss.com/docs/upgrade-guide
- [Adding custom styles]: https…

Nuxt 3.17 is out - bringing a major reworking of the async data layer, a new built-in component, better warnings, and performance improvements!

Artificial Intelligence is revolutionizing industries and workflows, and learning to work with AI in the cloud is an important skill for modern developers. Whether you're a beginner or looking to deepen your understanding of generative AI, this cours...

Recently, I published an article about using Testcontainers to emulate external dependencies like a database and cache for backend integration tests. That article also explained the different ways of running the integration tests, environment scaffol...

Learn how to create and use custom colors in Tailwind CSS V4 for your React projects.

custom colors V3: https://youtu.be/7Os-Bt41yp8

🛠️ Tools & Packages Used:
- [Upgrade guide]: https://tailwindcss.com/docs/upgrade-guide
- [Adding custom styles]: https…

Let’s start from the very beginning: What a timing attack is (CWE‑208), why it matters in Node.js,...

I have been programming for over a decade now and have learned a ton over those years. I have made lots of mistakes, and created many projects. In this video I want to take this decade of knowledge and share my top 5 tips that took me 10+ years to learn.…

Stress testing is a form of performance testing where the application is pushed beyond its normal...

Hi, fellow developers! Building a website can feel overwhelming at first – especially when you're staring at a blank HTML file, wondering how it ever turns into a real website on the internet. If you're new to web development, you've probably asked y...