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Some bugs only happen in production thanks to differences in data, config, and infrastructure.

In this guide, @manishmshiva shows you how to systematically diagnose them.

You'll use logs, metrics, distributed tracing, and environment analysis to find root causes faster and build systems that are easier to debug.

freecodecamp.org/news/how-to-di…

Building an e-commerce app means handling products, auth, payments, state, and deployment together.

In this course, you'll learn how to build a full-stack e-commerce app with Next.js + Supabase.

It covers authentication, server actions, API routes, reviews, how to deploy the app, and more.

freecodecamp.org/news/build-an-…

Building projects is one of the best ways to improve your web dev skills.

In this course, you'll build 19 projects with HTML, CSS, and JavaScript, like quizzes, Kanban boards, and API-based apps.

You'll also practice form validation, local storage, UI design, working with external APIs in real projects, and more.

freecodecamp.org/news/build-19-…

Express makes it easy to build APIs, while TypeScript helps catch errors before they reach production.

In this course, Rachel shows you how to build a fully typed REST API in Express with TypeScript.

You’ll learn about request and response typing, modular routing, custom middleware, validation, authentication, and query filtering.

freecodecamp.org/news/build-bul…

For today's coding challenge, you'll get strings for a person's name, title, and company. You'll need to return an email signature as a single string using a few rules. Check it out on the freeCodeCamp mobile app.