Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Progressive Web Application Development by Example

You're reading from   Progressive Web Application Development by Example Develop fast, reliable, and engaging user experiences for the web

Arrow left icon
Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781787125421
Length 354 pages
Edition 1st Edition
Languages
Tools
Arrow right icon
Author (1):
Arrow left icon
Chris Love Chris Love
Author Profile Icon Chris Love
Chris Love
Arrow right icon
View More author details
Toc

Table of Contents (12) Chapters Close

Preface 1. Introduction to Progressive Web Apps FREE CHAPTER 2. Creating a Home Screen Experience with a Web Manifest 3. Making Your Website Secure 4. Service Workers – Notification, Synchronization, and Our Podcast App 5. The Service Worker Life Cycle 6. Mastering the Cache API - Managing Web Assets in a Podcast Application 7. Service Worker Caching Patterns 8. Applying Advanced Service Worker Cache Strategies 9. Optimizing for Performance 10. Service Worker Tools 11. Other Books You May Enjoy

Key performance indicators

The first step to creating a fast site or improving an existing site is to use tools to measure your performance and knowing what to measure. You should create a performance baseline and make iterative changes to improve your performance profile.

In this section, I will review different metrics you should measure, why you need to track them, and how to improve them.

Time to first byte

The time it takes to retrieve the first response byte is the time to first byte. This moment starts the response download. The most important network request is for the document. Once downloaded, the rest of the network resources (images, scripts, style sheets, and so on) can be downloaded.

You can break down the time...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime
Banner background image