20 Easy Win Performance Tips — Syntax Podcast 038

A Tasty Treats Podcast for Web Developers.

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Wes Bos

Wes Bos

Full Stack JavaScript Developer. Creator of really good web development courses. BBQ enthusiast.

Scott Tolinski

Scott Tolinski

Web Developer, Creator of Level Up Tuts, Bboy, Robotops Crew and Youtuber

Playing: 038: 20 Easy Win Performance Tips

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LOUDNESS

Mar 21st, 2018

20 Easy Win Performance Tips

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In this episode, Scott and Wes chat about 20 different ways you can improve the perf, speed and overall user experience of your websites.

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Show Notes

So many perf tips came in over twitter, so in addition to this podcast I'd recommend you read all the replies to this tweet

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  • We just cracked 1,000,000 downloads! Thank you!

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  • Network Tips
  • Reducing the amount of HTTP requests
  • A little bit about HTTP2
  • An interview about http2

8:00

  • Use Caching and LocalStorage
  • Turn on aggressive caching on your server - long expire times
  • What is gzip? / Enabling gzip

12:00

13:00

  • When to load your JS
  • Blocking Requests

15:00

  • Use Lazy Loading

17:00

  • Preloading content with Link rel="preload"
  • rel="prefetch"

19:00

  • Picture, picturefill and srcset=""
  • Article on srcset and Picture
  • srcset vs picture/source elements

25:00

  • Image Compression
  • One less jpg
  • Serve less data

26:00

  • Inline SVG
  • Talk about Font Awesome

33:00

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  • Remove unused code
  • Purify CSS
  • no-unused-imports with ESlint

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  • Code Splitting

40:00

  • Transpile less
  • babel-preset-env

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  • Icon Fonts
  • Web Fonts
  • Native Font Stack:
  • Good: font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;

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