November 2017
Beginner to intermediate
288 pages
7h 33m
English
Content preview from Firebase Cookbook
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How to do it...
We will take a look at updating data first.
Updating data over Firebase was always a point of debate and discussion over StackOverflow; so for that, let's just explain the two principles over the new APIs and see how they differ from each other:
- The update() function will give us the option to send simultaneous update calls to our database, and won't do anything besides the expected behavior of an update function, that is, updating the data without altering the reference of the record.
- The set() function, within its behavior, changes the reference to the data itself while replacing it with a new one.
- What matters the most for us is the behavior we seek, so the Update function is the most suitable function call to go with ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.