Dev Essentials: Core Guides & Tools

Today we'll walk through the process of implementing authentication in a React application using Firebase and React Router. We'll create an AuthGuard component to manage the authentication state anr protect routes that require authentication, ensuring a seamless user experience.

Google Analytics is a powerful web analytics service offered by Google that helps website owners and marketers track and analyze their website traffic and user behavior. By providing detailed insights into visitor demographics, acquisition channels, user engagement, and conversion metrics, Google Analytics enables businesses to make data-driven decisions to improve their online presence, optimize marketing strategies, and enhance the overall user experience.

Discover the ins and outs of JavaScript pagination in this comprehensive guide. Learn the theory behind pagination, explore practical code examples, and uncover where and why pagination shines in web development. From enhancing performance to improving user experience, pagination is a powerful technique you don't want to overlook.

Transitioning your React project from Stripe's test environment to the live environment is a crucial step to start processing real payments. This process ensures that your application is fully prepared to handle secure transactions in a production setting.

This step-by-step guide provides detailed instructions on installing Git and Visual Studio Code, configuring Git, managing repositories, and performing common Git operations such as staging, committing, and pushing changes to a remote repository. Ideal for beginners, this guide ensures a smooth start to using Git in your development workflow.

This guide provides detailed steps to resolve the EADDRINUSE error on Windows, which occurs when the port you're trying to use is already occupied by another process. You'll learn how to identify and kill the process using the port, or change the port to get your application running again.

Streamline your full-stack development workflow by running your React frontend and Node.js backend with a single command. Learn how to use tools like `concurrently`, custom scripts, or `npm-run-all` to save time and simplify your process.

Testing webhooks is essential for building reliable applications with Stripe, but it can be tricky without the right tools. This guide provides a step-by-step walkthrough on using the Stripe CLI to test webhooks locally, debug issues, and even handle scenarios like Heroku backends or Windows Defender blocking the CLI. By the end, you'll be equipped to test webhooks confidently and ensure your integration is production-ready.

PropTypes in React is a runtime type-checking tool that ensures components receive the correct data types for their props, reducing bugs and improving maintainability. This guide covers everything from installation and basic usage to advanced techniques and a comparison with TypeScript, helping developers understand why and how to use PropTypes effectively.

Create React App is officially deprecated as of 2025, marking the end of an era for React developers. This in-depth guide explores why CRA faded, its limitations, and the best modern alternatives like Vite, Next.js, and Rspack. With detailed comparisons, pros and cons, and practical examples, discover which tool suits your next React project—whether you're building SPAs, static sites, or full-stack apps.

This guide walks you through integrating OpenAI's ChatGPT into a React application using Rspack, a fast and modern bundler. By breaking down the setup, API integration, UI creation, and styling into digestible steps, it offers a clear path to building an engaging chat interface. Perfect for developers, this tutorial makes AI integration accessible and showcases Rspack's performance advantages.

Learn how to seamlessly integrate Stripe payments into your React application with this comprehensive tutorial. From setting up secure environment variables to building a robust backend and frontend, this guide covers every detail, including advanced features, security best practices, and troubleshooting tips to ensure a smooth payment experience.

Discover how to build and publish a Chrome extension using React and Rspack with this step-by-step guide. Learn to create essential files like manifest.json and background.js, bundle your project with Rspack, prepare icons, and comply with Chrome Web Store policies, including avoiding disallowed third-party services, to share your app with the world.

Master advanced React concepts for React front-end developers, including authentication architecture, lifecycle deep dives, useRef patterns, concurrent rendering, micro-frontends, and modern state management with Zustand and React Query. Packed with code examples and insights into React Server Components.