Deep dives from our engineering team
Practical guides on React, Node.js, DevOps, AI, and building production software. Written by developers who ship daily.
- Articles
- 607+
- Readers/mo
- 500+
- Topics
- 25
Found 47 articles in Problem Solving
Problem Solving9 min read
Boosting React Three Fiber Mobile Performance: A Deep Dive
Bringing rich 3D experiences to mobile web browsers with React Three Fiber often hits a wall: sluggish performance, memory crashes, and unrendered models. This guide dives deep into the common pitfalls and advanced optimization techniques to ensure your 3D scenes run smoothly on any device in 2026.
Problem Solving8 min read
Fixing Stale Closures: React useState in setInterval
When working with React and `setInterval`, developers often encounter a frustrating issue: `useState` values appearing 'stale' or not updating as expected within the timer's callback. This deep dive explains the root cause – JavaScript closures – and provides robust, production-grade solutions using `useRef` and functional updates to ensure your components behave predictably.
Problem Solving11 min read
Fixing React useEffect Stale Closures: A Guide to Robust Hooks
Are your React `useEffect` hooks behaving unpredictably, holding onto old state or props? Stale closures are a pervasive challenge in React development, leading to subtle bugs and inefficient re-renders. This guide dives deep into diagnosing and resolving these issues with modern patterns.
Problem Solving10 min read
Fix React useEffect Not Updating Dependencies in for Robust Apps
Many React developers encounter frustrating issues where `useEffect` fails to re-run despite seemingly changed dependencies. This deep dive uncovers the root causes, from stale closures to incorrect dependency array usage, providing concrete solutions to ensure your effects always behave as expected.
Problem Solving10 min read
Fixing Next.js App Router useEffect Not Running on Route Change
Developers migrating to the Next.js App Router often encounter unexpected behavior with `useEffect`, especially when navigating dynamic segments. This deep dive uncovers why your client-side effects might not be re-running as expected and provides robust solutions for 2026.
Problem Solving9 min read
Fix Next.js App Router Navigation: `useEffect` & History
Navigating the Next.js App Router can introduce unexpected client-side challenges, especially with `useEffect` not triggering on route changes or managing browser history events. This deep dive provides battle-tested strategies for robust applications in 2026.
Problem Solving4 min read
Stop the Dev Grind: Practical Web Dev How-To for Workflow Automation & Problem Solving
Are your developers bogged down by repetitive tasks and elusive bugs? Discover how structured problem-solving and smart workflow automation can transform your web development process, saving time and boosting productivity.
Get engineering insights delivered to your inbox
One deep-dive every week. No spam. Unsubscribe anytime.
Join engineers who get our articles first.