Nikhil Adithyan
#Python G …
Code Quality
Hall of Sponsors – freeCodeCamp
The vast majority of freeCodeCamp's funding comes from the thousands of people who support our 501(c …
How to Use Context Hub (chub) to Build a Companion Relevance Engine
Large language models can write code quickly, but they still misremember APIs, miss version-specific …
Another Stab at the Perfect CSS Pie Chart... Sans JavaScript!
Recently,Juan Diego Rodríguez published an excellent articleexploring how far CSS can be pushed to b …
Network Security Best Practices
Project management tools help teams stay organized and productive. Task tracking, sprint planning, a …
How to Take Machine Learning Beyond Python Notebooks with These Helpful Tools
Machine learning tasks usually start in a Python notebook, and for good reason. Notebooks make it ea …
How to Build a Scoped Note
If you've built a Django API and you're wondering how to add authentication so that each user can on …
How to Go from Toy API Calls to Production
Imagine this scenario: you ship a feature in the morning. By afternoon, users are rage-clicking a bu …
How to Build Your Own Local AI: Create Free RAG and AI Agents with Qwen 3 and Ollama
The landscape of Artificial Intelligence is rapidly evolving, and one of the most exciting trends is …
Data Science Insights: Why the Mean Lies When Handling Messy Retail Data
In our daily life, we use the word "average" all the time: average salary, average marks, average ag …
How to Build a Secure AI PR Reviewer with Claude, GitHub Actions, and JavaScript
When you work with GitHub Pull Requests, you're basically asking someone else to review your code an …
How to Build a Local SEO Audit Agent with Browser Use and Claude API
Every digital marketing agency has someone whose job involves opening a spreadsheet, visiting each c …
How to Preprocess Medical Images for Machine Learning – A Guide Using Chest X
June 4, 2026 / #Ma …
The State of CSS Centering in 2026
What? Another article about centering?! But all we have to do is use display: flex | grid, then alig …
How to Build a Calculator with Tkinter in Python
In this tutorial, you'll learn how to create a simple arithmetic calculator in Python with Tkinter. …
freeCodeCamp.org Privacy Policy: Questions and Answers
We take your privacy seriously. And we give you full control over your data.Does freeCodeCamp collec …
Python Code Example Handbook – Sample Script Coding Tutorial for Beginners
Hi! Welcome. If you are learning Python, then this article is for you. You will find a thorough desc…
What’s !important #13: @function, alpha(), CSS Wordle, and More
CSS functions, the alpha()function, Grid Lanes, some things about <dialog>that you might not k …
How to Convert Images to PDF in the Browser Using JavaScript – A Step
Whether it’s scanned documents, screenshots, receipts, notes, certificates, or multiple photos, user …
How to Build a Local SEO Audit Agent with Browser Use and Claude API
Every digital marketing agency has someone whose job involves opening a spreadsheet, visiting each c …