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What is performance and why is it so important?
01:01

What is web performance and optimization?
03:16
How do we measure performance?
09:08
Why does performance matter?
02:42

How browsers render content
05:49
HTTP/2 and multiplexing
02:42
Bottlenecks
04:36
Caching
04:19
The PRPL pattern
01:32

What is a performance budget?
02:05
Creating a realistic performance budget
03:28
Common culprits and performance hogs
05:12

Images are the leading cause of the slow web
01:17
Image quality matters
05:05
The image scaling hack
03:19
Image format options
06:21
Manual image optimization
04:27
Automated image optimization
07:48
Responsive images
05:42
Lazy-loading images
03:06

Automated optimization of JavaScript and CSS
02:24
JavaScript bundling vs. modules
04:21
JavaScript loading: Async and defer
05:04
Lazy-loading JavaScript modules with import()
06:29
Minifying and uglifying JavaScript
04:26
Critical CSS
07:53
Deferring noncritical CSS
02:57
Component-based CSS loading
01:25

Web fonts can be major performance hogs
01:07
Optimizing third-party web font delivery
03:56
Optimizing self-hosted web font delivery
03:55
Variable fonts to the rescue?
03:12
Web fonts on a performance budget
02:30

Compress data with Gzip and Brotli
03:51
Server push
02:34
Preloading vs. prefetch
01:52
Browser caching
01:55
CDNs
01:59

Thank you
00:51

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00:00

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