March 2013
Beginner to intermediate
580 pages
16h 11m
English
Content preview from Android Programming: The Big Nerd Ranch GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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You and Your Main Thread
Networking does not happen immediately. A web server may take as long as a second or two to respond, and a file download can taken even longer than that. Because networking can take so long, Android disallows all networking on the main thread in Honeycomb and later versions of Android. If you try to do it, Android will throw a NetworkOnMainThreadException. Why? To understand that, you need to understand what a thread is, what the main thread is, and what the main thread does.
A thread is a single sequence of execution. Code running within a single thread will execute one step after another. Every Android app starts life with a main thread. The main thread, however, isn’t a preordained list of steps. Instead, it sits ...
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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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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.