Blog
Articles, tutorials, and insights about web development, frontend technologies, and software engineering.
Astro Background Caching and CDN Image Optimization
How I reduced image load times by 40x and cut bandwidth by 95% using background caching and local image optimization in Astro.
Next.js 16 Release: Blazing Fast Startup & Build Stability
Next.js 16 delivers faster startup times and fixes the annoying dev server crashes during builds. Here's what changed and why you should upgrade now.
React DevTools Profiler: Find and Fix Performance Issues in 30 Minutes
Learn to use React DevTools Profiler to find performance bottlenecks and eliminate unnecessary re-renders. Includes real-world examples and fixes.
GitHub Copilot CLI: My Claude Code Backup When 5-Hour Limit Hits
Hit Claude Code's 5-hour limit? Discover how GitHub Copilot CLI became my perfect backup with Claude Sonnet 4.5 access and seamless terminal integration.
ERR_UPLOAD_FILE_CHANGED: What It Means and How to Fix It
ERR_UPLOAD_FILE_CHANGED means the file changed after you selected it. Quick fixes for Chrome, Android and Google Drive users, plus the code fix for Next.js apps.
When Unit Testing Becomes Essential: A Developer's Journey
Discover why unit testing matters through real production failures and learn when to implement tests in your Next.js projects.