January 2017
Beginner to intermediate
624 pages
22h 42m
English
book
Android Programming: The Big Nerd Ranch Guide, Third Edition
by Bill Phillips, Chris Stewart, Kristin Marsicano
Content preview from Android Programming: The Big Nerd Ranch Guide, Third Edition
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For the More Curious: Detecting the Visibility of Your Fragment
When you reflect on your PhotoGallery implementation, you may notice that you used the global broadcast mechanism to broadcast the SHOW_NOTIFICATION intent.
However, you locked the receiving of that broadcast to items local to your app progress by using custom permissions.
You may find yourself asking, “Why am I using a global mechanism if I am just communicating things in my own app?
Why not a local mechanism instead?”
This is because you were specifically trying to solve the problem of knowing whether PhotoGalleryFragment was visible. The combination of ordered broadcasts, standalone receivers, and dynamically registered receivers you implemented gets the job done. There ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.