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Hands-On JavaScript High Performance

You're reading from   Hands-On JavaScript High Performance Build faster web apps using Node.js, Svelte.js, and WebAssembly

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Product type Paperback
Published in Feb 2020
Publisher Packt
ISBN-13 9781838821098
Length 376 pages
Edition 1st Edition
Languages
Tools
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Author (1):
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Justin Scherer Justin Scherer
Author Profile Icon Justin Scherer
Justin Scherer
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Table of Contents (15) Chapters Close

Preface 1. Tools for High Performance on the Web 2. Immutability versus Mutability - The Balance between Safety and Speed FREE CHAPTER 3. Vanilla Land - Looking at the Modern Web 4. Practical Example - A Look at Svelte and Being Vanilla 5. Switching Contexts - No DOM, Different Vanilla 6. Message Passing - Learning about the Different Types 7. Streams - Understanding Streams and Non-Blocking I/O 8. Data Formats - Looking at Different Data Types Other Than JSON 9. Practical Example - Building a Static Server 10. Workers - Learning about Dedicated and Shared Workers 11. Service Workers - Caching and Making Things Faster 12. Building and Deploying a Full Web Application 13. WebAssembly - A Brief Look into Native Code on the Web 14. Other Books You May Enjoy

Tools for High Performance on the Web

JavaScript has become the mainstay language of the web. There is no extra runtime needed, and there is no compilation process required to run an application in JavaScript. Any user can open up a web browser and start typing in the console to learn the language. In addition to this, there have been many advancements in the language along with the Document Object Model (DOM). All of this has led to a rich environment for developers to take and create.

On top of this, we can see the web as a build once, deploy anywhere environment. The code that works on one operating system will work on another. There is some variation that will need to happen if we want to target all browsers, but it can be seen as a develop once, deploy anywhere platform. However, all of this has led to applications that have become bloated, with expensive frameworks and unnecessary...

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