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Progressive Web Application Development by Example

Progressive Web Application Development by Example

By : Love
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Progressive Web Application Development by Example

Progressive Web Application Development by Example

By: Love

Overview of this book

Are you a developer that wants to create truly cross-platform user experiences with a minimal footprint, free of store restrictions and features customers want? Then you need to get to grips with Progressive Web Applications (PWAs), a perfect amalgamation of web and mobile applications with a blazing-fast response time. Progressive Web Application Development by Example helps you explore concepts of the PWA development by enabling you to develop three projects, starting with a 2048 game. In this game, you will review parts of a web manifest file and understand how a browser uses properties to define the home screen experience. You will then move on to learning how to develop and use a podcast client and be introduced to service workers. The application will demonstrate how service workers are registered and updated. In addition to this, you will review a caching API so that you have a firm understanding of how to use the cache within a service worker, and you'll discover core caching strategies and how to code them within a service worker. Finally, you will study how to build a tickets application, wherein you’ll apply advanced service worker techniques, such as cache invalidation. Also, you'll learn about tools you can use to validate your applications and scaffold them for quality and consistency. By the end of the book, you will have walked through browser developer tools, node modules, and online tools for creating high-quality PWAs.
Table of Contents (12 chapters)
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Cache invalidation strategies

Just like there are caching strategies, there are cache invalidation strategies you can employ to keep your cache from getting out of control. The PWA tickets application uses a maximum items strategy to control how many responses are cached, but there are other strategies you can use.

Unique hash names and long time-to-live values

A popular technique to make updating assets easier with long time to live values is using hash values in the file name. This is because a hash which is generated based on the file's contents means that the algorithm generates a relatively unique value.

The unique name creates a new URL for the asset and assigns a new Cache-Control value to the asset. This works...

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