Articles

Discover the practical optimization techniques used to reduce React app load time from 5 seconds to 1 second in this real case study.

Debugging React state updates can be a challenging task, especially in large applications. This article introduces a small but powerful utility function that can help you pinpoint the source of state changes and improve clarity in your codebase.

Modern payment systems become complex when handling repeat transactions. Behind the scenes, engineers deal with scheduling, retries, state management, event processing, and reliability challenges. This article will look at seven backend challenges teams face when building systems that process repeat payments.

A common misconception in React development is that components re-render when props change. In this article, we'll explore why this isn't true and provide tips on how to optimize your React components for better performance.

The author compares React to a ruggedly handsome character in a romantic movie, describing it as 'steady, predictable, and devastatingly handsome'. They then dive into the journey of a React app from 'npm run build' to 'oh look, a button', using a narrative that includes the browser, CDN, and React.

In this article, we'll explore the proper use of useCallback and useMemo in React, and provide practical tips on how to optimize your code without over-relying on these hooks.

Forms are a crucial part of web applications, but managing them in React can be complex. React Hook Form offers a better way to handle forms, making it easier to validate user data and improve user experience.

Treat webhooks like an API product with a real spec, using TypeScript to create contract-driven events that are typed, validated, versioned, signed, and replayable from day one.

As I delve into software quality assurance and test automation, a layered testing approach has caught my attention. This method involves combining various testing tools and frameworks to ensure comprehensive testing.

Learn how to build an interactive university ranking system using React and data visualization tools. We'll cover setting up the tech stack, loading and displaying data, creating charts, and adding year filtering buttons.

Half of the advanced Next.js navigation posts still circulating online teach outdated methods, including wrapping an <a> inside <Link> and pulling params directly. This article highlights the importance of staying up-to-date with the latest best practices in Next.js navigation.

Excessive battery drain in location-aware apps can be addressed by transitioning from a naive approach to an optimized strategy that utilizes Activity Recognition, Foreground Services, and batching network requests.