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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

A look at SQLite in the browser

SQLite is an embedded database that's used by thousands of applications. Instead of needing a server and a connection system like most databases, SQLite allows us to utilize it like any other library. But what's kept us from developing with this type of power in the browser has been a way to import this without needing native bindings. To utilize it in Node.js, we would need to utilize something like node-gyp and then create JavaScript bindings to the underlying C code.

We have a way of utilizing this database in the browser without needing these native bindings, thanks to WebAssembly. For a version that has already been compiled for us, go to https://github.com/kripken/sql.js/ and pull the repository into our local system. Let's go ahead and set up our static server to bring in all of the files for us. Follow these steps:

  1. Create...
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