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Have you ever wanted to add an AI-powered chatbot to your website, like Intercom or Drift, without paying high monthly fees? In this tutorial, you'll learn how to build a fully functional, embeddable AI chatbot widget using Cloudflare's serverless st ...

You can use R as a powerful tool for data analysis, data visualization, and statistical modelling. In this guide, you'll learn how to load real-world data into R, visualize patterns using ggplot2, build simple linear and logistic regression models, a ...

While containers are quite lightweight and provide various benefits, it can be challenging to decide how best to deploy them. There are a number of ways to deploy and run Docker containers. But some are best for orchestrating and managing containers,

Hi, I'm Ilyas. I'm a web developer, and this is my story about how I struggled with interviews for a long time and what finally helped me break through. I'll talk about what failing basic interview questions taught me about recall, preparation, and s ...

2025 has been an amazing year for the global freeCodeCamp community. And we're thrilled to cap it off with the launch of several Christmas Gifts for you: freeCodeCamp's Python certification freeCodeCamp's JavaScript certification (Version 10) free .. ...

In standard app development, the User Interface (UI) is static. You write code for a button, compile it, and it remains a button forever. GenUI flips this model on its head. With GenUI, Google's Generative UI SDK, your application's interface becomes ...

Vercel AI SDK is a TypeScript-first toolkit for building AI features. It streamlines text generation, embeddings, and structured outputs. We just posted a course on the freeCodeCamp.org YouTube channel that will teach you to use the Vercel AI SDK to ...

The freeCodeCamp community just published the introductory chapters of our new A1 Professional Chinese Curriculum. You can now get started learning Chinese with what's already available. Each chapter includes hundreds of interactive tasks designed to ...

In traditional programming, developers rely on unit tests to catch mistakes in applications. But when building AI products, that safety net doesn't exist. Responses can shift with model updates, data changes, and subtle fluctuations in prompts or ret ...

The freeCodeCamp community just published our new Relational Databases certification. You can now sit for the exam to earn the free verified certification, which you can add to your résumé, CV, or LinkedIn profile. Each certification is filled with ...