Debugging

Bundle size

  • 🧰 BundlePhobia • See the cost of adding an npm package to your bundle in terms of size and download time

Chrome Dev Tools

  • Use the Performance tab to record a page load and see what's taking the most time:
    • Sort by "Self Time" to see which functions are taking the most time to run
    • Sort by "Network" to see which resources are taking the most time to load (true?)

Safari Dev Tools

SEO

  • 📺 SEO for Developers in 100 Seconds • 12 minute video by Fireship explaining SEO fundamentals from a web developer's perspective and showing how to optimally structure and render HTML for bots

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