Angular Performance: Your App at the Speed of Light - Christian Liebel | NG-DE 2019

In this talk, you’ll get to know common performance pitfalls in Angular applications and learn how to avoid them. We’ll have a look at different change detection strategies and ChangeDetectorRef, Zone.js and NgZone. Let’s make your Angular app blazing fast!

0:00 If you application works good without optimization - do not optimize it
1:11 Simple change detection (CD) explanation
8:35 Embedded CD debug tool
10:34 simple explanation of what is zone.js and ngZone and how it is related to CD
16:00 When is it worth implementing optimization
22:58 CD strategies ( OnPush )
27:00 Async pipe (how it is related to observable rx.js and CD and OnPush)

Christian Liebel: https://ng-de.org/speakers/christian-...
Slidedeck: https://speakerdeck.com/christianlieb...

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