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Syntax - Tasty Web Development Treats

874: Fast Apps - Easy Perf Wins

Feb 5, 2025 · 54 min
0:00-54:49

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Is your app feeling sluggish? Scott and Wes break down the biggest performance bottlenecks—like bloated assets, slow databases, and waterfall requests—and share easy wins to make your site feel lightning fast. From smarter caching to preloading tricks, these tips will have your app zipping along in no time!

Show Notes
  • 00:00 Welcome to Syntax!
  • 00:58 Brought to you by Sentry.io.
  • 02:01 What makes apps slow?
  • 02:10 Loading too much.
  • 03:26 Slow database work.
  • 04:04 Slow server.
  • 04:54 Waterfall requests.
  • 06:34 How do I know what is slow?
  • 06:45 Web vitals.
  • 12:50 Streaming.
  • 14:05 Network tab.
  • 18:18 Performance tab.
  • 22:53 Caching.
  • 22:59 Client-side caching.
  • 23:38 Server-side caching.
  • 25:40 Local data.
  • 26:11 Gzip.
  • 29:23 CDN.
  • 30:57 Images.
  • 31:08 Serving.
  • 34:16 Compressing.
  • 35:06 Ship fewer images.
  • 35:50 Loading JS.
  • 37:00 CSS.
  • 38:28 Preloading & Prefetch.
  • 39:40 Preloading on hover.
  • 41:44 Ship less code.
  • 43:49 Icons
  • 47:01 Fonts
  • 51:13 Sick Picks + Shameless Plugs.
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