July 2019
Intermediate to advanced
416 pages
10h 6m
English
Content preview from Advanced TypeScript Programming Projects
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How React uses a virtual DOM to be more responsive
I glossed over why the render method is used, so now is the time to address React's secret weapon, that is, the virtual Document Object Model (DOM). If you've been developing web applications for a while, you are probably aware of the DOM. If you have never encountered this, the DOM is an entity that describes exactly what a web page will look like. Web browsers rely very heavily on the DOM, and, as it has grown organically over the years, it can be pretty unwieldy. There is only so much that browser manufacturers can do to try and speed up the DOM. If they want to be able to serve up old web pages, then they have to support the full DOM.
The virtual DOM is a light weight copy of the standard ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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