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Browser Rendering & Performance

Avatar for Drew Powers Drew Powers
February 28, 2018
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Browser Rendering & Performance

Lunch & Learn (28 Feb 2018)
https://www.youtube.com/watch?v=l03FMI5PjS0
Avatar for Drew Powers

Drew Powers

February 28, 2018
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Transcript

  1. BROWSER RENDERING AND PERFORM- ANCE BROWSER RENDERING AND PERFORM- ANCE

  2. None

  3. PREFACE:
 SHOUTS TO
 FIREFOX PREFACE: SHOUTS TO FIREFOX

  4. webpack.js.org

  5. 01. NETWORK
 TAB 01. NETWORK TAB

  6. dashboard.manifold.co Image Optimization

  7. 01. NETWORK TAB G O A L No cartoonishly large/slow

    requests, and images are reasonably-sized
  8. None

  9. 02. PERF TAB 02. PERF TAB

  10. dashboard.manifold.co* Addy Osmani: The Cost of JS * local dev

    Airbnb: React Performance Google: The RAIL model

  11. 02. PERF TAB G O A L Interactive in 2s,

    and each interaction takes 100ms

  12. 03.
 RENDER
 PANEL 03.
 RENDER PANEL

  13. Smashing Mag: Compositing 60FPS CSS Animations

  14. 03. RENDER PANEL G O A L Keep it at

    60FPS

  15. 04. ANIMATING 04.
 ANIMATING

  16. Material Design: Easing Nintendo Switch Loading

  17. 04. ANIMATING G O A L Find that sweet spot

    between “smooth” and “sluggish”

  18. NETWORK Identify large/slow requests PERF Interactive up front, interactive all

    the way through RENDERING Keeping it at 60FPS ANIMATING The user experiences everything; make it look good G O A L S

  19. TIME’S UP!