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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
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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

Writing C/C++ for the web

So far, we have taken a look at writing the low-level instruction language of WebAssembly. While this can be a fun exercise to take on, most of our projects will be much grander in scale and we will want to utilize a high-level language to accomplish our goals. While there are languages out there that will compile to WebAssembly that are similar to JavaScript (https://github.com/AssemblyScript/assemblyscript), a good chunk of modules will be written while utilizing system languages such as C, C++, or Rust. In this section, we will take a look at writing C/C++ code for the browser.

The Rust language (https://www.rust-lang.org/) provides us with a safer alternative to C/C++. While utilizing it may be better in the long run, we are going to stick with C/C++ since this is what we will widely compile to WebAssembly for the foreseeable future since most programs...
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